osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1 | /* |
| 2 | * q_u32.c U32 filter. |
| 3 | * |
| 4 | * This program is free software; you can u32istribute 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: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 10 | * Match mark added by Catalin(ux aka Dino) BOIE <catab at umbrella.ro> [5 nov 2004] |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 11 | * |
| 12 | */ |
| 13 | |
| 14 | #include <stdio.h> |
| 15 | #include <stdlib.h> |
| 16 | #include <unistd.h> |
| 17 | #include <syslog.h> |
| 18 | #include <fcntl.h> |
| 19 | #include <sys/socket.h> |
| 20 | #include <netinet/in.h> |
| 21 | #include <arpa/inet.h> |
| 22 | #include <string.h> |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 23 | #include <linux/if.h> |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 24 | #include <linux/if_ether.h> |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 25 | |
| 26 | #include "utils.h" |
| 27 | #include "tc_util.h" |
| 28 | |
Stephen Hemminger | 44dcfe8 | 2008-05-09 15:42:34 -0700 | [diff] [blame] | 29 | extern int show_pretty; |
| 30 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 31 | static void explain(void) |
| 32 | { |
Stephen Hemminger | 6228120 | 2016-06-08 16:45:26 -0700 | [diff] [blame] | 33 | fprintf(stderr, |
| 34 | "Usage: ... u32 [ match SELECTOR ... ] [ link HTID ] [ classid CLASSID ]\n" |
| 35 | " [ action ACTION_SPEC ] [ offset OFFSET_SPEC ]\n" |
| 36 | " [ ht HTID ] [ hashkey HASHKEY_SPEC ]\n" |
| 37 | " [ sample SAMPLE ] [skip-hw | skip-sw]\n" |
| 38 | "or u32 divisor DIVISOR\n" |
| 39 | "\n" |
| 40 | "Where: SELECTOR := SAMPLE SAMPLE ...\n" |
| 41 | " SAMPLE := { ip | ip6 | udp | tcp | icmp | u{32|16|8} | mark }\n" |
| 42 | " SAMPLE_ARGS [ divisor DIVISOR ]\n" |
| 43 | " FILTERID := X:Y:Z\n" |
| 44 | "\nNOTE: CLASSID is parsed at hexadecimal input.\n"); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 45 | } |
| 46 | |
Stephen Hemminger | d1f28cf | 2013-02-12 11:09:03 -0800 | [diff] [blame] | 47 | static int get_u32_handle(__u32 *handle, const char *str) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 48 | { |
Luca Lemmo | dd0c8d1 | 2016-03-16 17:56:12 +0100 | [diff] [blame] | 49 | __u32 htid = 0, hash = 0, nodeid = 0; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 50 | char *tmp = strchr(str, ':'); |
| 51 | |
| 52 | if (tmp == NULL) { |
| 53 | if (memcmp("0x", str, 2) == 0) |
| 54 | return get_u32(handle, str, 16); |
| 55 | return -1; |
| 56 | } |
| 57 | htid = strtoul(str, &tmp, 16); |
| 58 | if (tmp == str && *str != ':' && *str != 0) |
| 59 | return -1; |
Luca Lemmo | dd0c8d1 | 2016-03-16 17:56:12 +0100 | [diff] [blame] | 60 | if (htid >= 0x1000) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 61 | return -1; |
| 62 | if (*tmp) { |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 63 | str = tmp + 1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 64 | hash = strtoul(str, &tmp, 16); |
| 65 | if (tmp == str && *str != ':' && *str != 0) |
| 66 | return -1; |
Luca Lemmo | dd0c8d1 | 2016-03-16 17:56:12 +0100 | [diff] [blame] | 67 | if (hash >= 0x100) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 68 | return -1; |
| 69 | if (*tmp) { |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 70 | str = tmp + 1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 71 | nodeid = strtoul(str, &tmp, 16); |
| 72 | if (tmp == str && *str != 0) |
| 73 | return -1; |
Luca Lemmo | dd0c8d1 | 2016-03-16 17:56:12 +0100 | [diff] [blame] | 74 | if (nodeid >= 0x1000) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 75 | return -1; |
| 76 | } |
| 77 | } |
| 78 | *handle = (htid<<20)|(hash<<12)|nodeid; |
| 79 | return 0; |
| 80 | } |
| 81 | |
Luca Lemmo | 725f2a8 | 2016-03-16 17:56:13 +0100 | [diff] [blame] | 82 | static char *sprint_u32_handle(__u32 handle, char *buf) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 83 | { |
| 84 | int bsize = SPRINT_BSIZE-1; |
| 85 | __u32 htid = TC_U32_HTID(handle); |
| 86 | __u32 hash = TC_U32_HASH(handle); |
| 87 | __u32 nodeid = TC_U32_NODE(handle); |
| 88 | char *b = buf; |
| 89 | |
| 90 | if (handle == 0) { |
| 91 | snprintf(b, bsize, "none"); |
| 92 | return b; |
| 93 | } |
| 94 | if (htid) { |
| 95 | int l = snprintf(b, bsize, "%x:", htid>>20); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 96 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 97 | bsize -= l; |
| 98 | b += l; |
| 99 | } |
| 100 | if (nodeid|hash) { |
| 101 | if (hash) { |
| 102 | int l = snprintf(b, bsize, "%x", hash); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 103 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 104 | bsize -= l; |
| 105 | b += l; |
| 106 | } |
| 107 | if (nodeid) { |
| 108 | int l = snprintf(b, bsize, ":%x", nodeid); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 109 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 110 | bsize -= l; |
| 111 | b += l; |
| 112 | } |
| 113 | } |
| 114 | if (show_raw) |
| 115 | snprintf(b, bsize, "[%08x] ", handle); |
| 116 | return buf; |
| 117 | } |
| 118 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 119 | static int pack_key(struct tc_u32_sel *sel, __u32 key, __u32 mask, |
| 120 | int off, int offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 121 | { |
| 122 | int i; |
| 123 | int hwm = sel->nkeys; |
| 124 | |
| 125 | key &= mask; |
| 126 | |
Luca Lemmo | dd0c8d1 | 2016-03-16 17:56:12 +0100 | [diff] [blame] | 127 | for (i = 0; i < hwm; i++) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 128 | if (sel->keys[i].off == off && sel->keys[i].offmask == offmask) { |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 129 | __u32 intersect = mask & sel->keys[i].mask; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 130 | |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 131 | if ((key ^ sel->keys[i].val) & intersect) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 132 | return -1; |
| 133 | sel->keys[i].val |= key; |
| 134 | sel->keys[i].mask |= mask; |
| 135 | return 0; |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | if (hwm >= 128) |
| 140 | return -1; |
| 141 | if (off % 4) |
| 142 | return -1; |
| 143 | sel->keys[hwm].val = key; |
| 144 | sel->keys[hwm].mask = mask; |
| 145 | sel->keys[hwm].off = off; |
| 146 | sel->keys[hwm].offmask = offmask; |
| 147 | sel->nkeys++; |
| 148 | return 0; |
| 149 | } |
| 150 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 151 | static int pack_key32(struct tc_u32_sel *sel, __u32 key, __u32 mask, |
| 152 | int off, int offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 153 | { |
| 154 | key = htonl(key); |
| 155 | mask = htonl(mask); |
| 156 | return pack_key(sel, key, mask, off, offmask); |
| 157 | } |
| 158 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 159 | static int pack_key16(struct tc_u32_sel *sel, __u32 key, __u32 mask, |
| 160 | int off, int offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 161 | { |
| 162 | if (key > 0xFFFF || mask > 0xFFFF) |
| 163 | return -1; |
| 164 | |
| 165 | if ((off & 3) == 0) { |
| 166 | key <<= 16; |
| 167 | mask <<= 16; |
| 168 | } |
| 169 | off &= ~3; |
| 170 | key = htonl(key); |
| 171 | mask = htonl(mask); |
| 172 | |
| 173 | return pack_key(sel, key, mask, off, offmask); |
| 174 | } |
| 175 | |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 176 | static int pack_key8(struct tc_u32_sel *sel, __u32 key, __u32 mask, int off, |
| 177 | int offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 178 | { |
| 179 | if (key > 0xFF || mask > 0xFF) |
| 180 | return -1; |
| 181 | |
| 182 | if ((off & 3) == 0) { |
| 183 | key <<= 24; |
| 184 | mask <<= 24; |
| 185 | } else if ((off & 3) == 1) { |
| 186 | key <<= 16; |
| 187 | mask <<= 16; |
| 188 | } else if ((off & 3) == 2) { |
| 189 | key <<= 8; |
| 190 | mask <<= 8; |
| 191 | } |
| 192 | off &= ~3; |
| 193 | key = htonl(key); |
| 194 | mask = htonl(mask); |
| 195 | |
| 196 | return pack_key(sel, key, mask, off, offmask); |
| 197 | } |
| 198 | |
| 199 | |
Stephen Hemminger | d1f28cf | 2013-02-12 11:09:03 -0800 | [diff] [blame] | 200 | static int parse_at(int *argc_p, char ***argv_p, int *off, int *offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 201 | { |
| 202 | int argc = *argc_p; |
| 203 | char **argv = *argv_p; |
| 204 | char *p = *argv; |
| 205 | |
| 206 | if (argc <= 0) |
| 207 | return -1; |
| 208 | |
| 209 | if (strlen(p) > strlen("nexthdr+") && |
| 210 | memcmp(p, "nexthdr+", strlen("nexthdr+")) == 0) { |
| 211 | *offmask = -1; |
| 212 | p += strlen("nexthdr+"); |
| 213 | } else if (matches(*argv, "nexthdr+") == 0) { |
| 214 | NEXT_ARG(); |
| 215 | *offmask = -1; |
| 216 | p = *argv; |
| 217 | } |
| 218 | |
| 219 | if (get_integer(off, p, 0)) |
| 220 | return -1; |
| 221 | argc--; argv++; |
| 222 | |
| 223 | *argc_p = argc; |
| 224 | *argv_p = argv; |
| 225 | return 0; |
| 226 | } |
| 227 | |
| 228 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 229 | static int parse_u32(int *argc_p, char ***argv_p, struct tc_u32_sel *sel, |
| 230 | int off, int offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 231 | { |
| 232 | int res = -1; |
| 233 | int argc = *argc_p; |
| 234 | char **argv = *argv_p; |
| 235 | __u32 key; |
| 236 | __u32 mask; |
| 237 | |
| 238 | if (argc < 2) |
| 239 | return -1; |
| 240 | |
| 241 | if (get_u32(&key, *argv, 0)) |
| 242 | return -1; |
| 243 | argc--; argv++; |
| 244 | |
| 245 | if (get_u32(&mask, *argv, 16)) |
| 246 | return -1; |
| 247 | argc--; argv++; |
| 248 | |
| 249 | if (argc > 0 && strcmp(argv[0], "at") == 0) { |
| 250 | NEXT_ARG(); |
| 251 | if (parse_at(&argc, &argv, &off, &offmask)) |
| 252 | return -1; |
| 253 | } |
| 254 | |
| 255 | res = pack_key32(sel, key, mask, off, offmask); |
| 256 | *argc_p = argc; |
| 257 | *argv_p = argv; |
| 258 | return res; |
| 259 | } |
| 260 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 261 | static int parse_u16(int *argc_p, char ***argv_p, struct tc_u32_sel *sel, |
| 262 | int off, int offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 263 | { |
| 264 | int res = -1; |
| 265 | int argc = *argc_p; |
| 266 | char **argv = *argv_p; |
| 267 | __u32 key; |
| 268 | __u32 mask; |
| 269 | |
| 270 | if (argc < 2) |
| 271 | return -1; |
| 272 | |
| 273 | if (get_u32(&key, *argv, 0)) |
| 274 | return -1; |
| 275 | argc--; argv++; |
| 276 | |
| 277 | if (get_u32(&mask, *argv, 16)) |
| 278 | return -1; |
| 279 | argc--; argv++; |
| 280 | |
| 281 | if (argc > 0 && strcmp(argv[0], "at") == 0) { |
| 282 | NEXT_ARG(); |
| 283 | if (parse_at(&argc, &argv, &off, &offmask)) |
| 284 | return -1; |
| 285 | } |
| 286 | res = pack_key16(sel, key, mask, off, offmask); |
| 287 | *argc_p = argc; |
| 288 | *argv_p = argv; |
| 289 | return res; |
| 290 | } |
| 291 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 292 | static int parse_u8(int *argc_p, char ***argv_p, struct tc_u32_sel *sel, |
| 293 | int off, int offmask) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 294 | { |
| 295 | int res = -1; |
| 296 | int argc = *argc_p; |
| 297 | char **argv = *argv_p; |
| 298 | __u32 key; |
| 299 | __u32 mask; |
| 300 | |
| 301 | if (argc < 2) |
| 302 | return -1; |
| 303 | |
| 304 | if (get_u32(&key, *argv, 0)) |
| 305 | return -1; |
| 306 | argc--; argv++; |
| 307 | |
| 308 | if (get_u32(&mask, *argv, 16)) |
| 309 | return -1; |
| 310 | argc--; argv++; |
| 311 | |
| 312 | if (key > 0xFF || mask > 0xFF) |
| 313 | return -1; |
| 314 | |
| 315 | if (argc > 0 && strcmp(argv[0], "at") == 0) { |
| 316 | NEXT_ARG(); |
| 317 | if (parse_at(&argc, &argv, &off, &offmask)) |
| 318 | return -1; |
| 319 | } |
| 320 | |
| 321 | res = pack_key8(sel, key, mask, off, offmask); |
| 322 | *argc_p = argc; |
| 323 | *argv_p = argv; |
| 324 | return res; |
| 325 | } |
| 326 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 327 | static int parse_ip_addr(int *argc_p, char ***argv_p, struct tc_u32_sel *sel, |
| 328 | int off) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 329 | { |
| 330 | int res = -1; |
| 331 | int argc = *argc_p; |
| 332 | char **argv = *argv_p; |
| 333 | inet_prefix addr; |
| 334 | __u32 mask; |
| 335 | int offmask = 0; |
| 336 | |
| 337 | if (argc < 1) |
| 338 | return -1; |
| 339 | |
| 340 | if (get_prefix_1(&addr, *argv, AF_INET)) |
| 341 | return -1; |
| 342 | argc--; argv++; |
| 343 | |
| 344 | if (argc > 0 && strcmp(argv[0], "at") == 0) { |
| 345 | NEXT_ARG(); |
| 346 | if (parse_at(&argc, &argv, &off, &offmask)) |
| 347 | return -1; |
| 348 | } |
| 349 | |
| 350 | mask = 0; |
| 351 | if (addr.bitlen) |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 352 | mask = htonl(0xFFFFFFFF << (32 - addr.bitlen)); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 353 | if (pack_key(sel, addr.data[0], mask, off, offmask) < 0) |
| 354 | return -1; |
| 355 | res = 0; |
| 356 | |
| 357 | *argc_p = argc; |
| 358 | *argv_p = argv; |
| 359 | return res; |
| 360 | } |
| 361 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 362 | static int parse_ip6_addr(int *argc_p, char ***argv_p, |
| 363 | struct tc_u32_sel *sel, int off) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 364 | { |
| 365 | int res = -1; |
| 366 | int argc = *argc_p; |
| 367 | char **argv = *argv_p; |
| 368 | int plen = 128; |
| 369 | int i; |
| 370 | inet_prefix addr; |
| 371 | int offmask = 0; |
| 372 | |
| 373 | if (argc < 1) |
| 374 | return -1; |
| 375 | |
| 376 | if (get_prefix_1(&addr, *argv, AF_INET6)) |
| 377 | return -1; |
| 378 | argc--; argv++; |
| 379 | |
| 380 | if (argc > 0 && strcmp(argv[0], "at") == 0) { |
| 381 | NEXT_ARG(); |
| 382 | if (parse_at(&argc, &argv, &off, &offmask)) |
| 383 | return -1; |
| 384 | } |
| 385 | |
| 386 | plen = addr.bitlen; |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 387 | for (i = 0; i < plen; i += 32) { |
Luca Lemmo | 725f2a8 | 2016-03-16 17:56:13 +0100 | [diff] [blame] | 388 | /* if (((i + 31) & ~0x1F) <= plen) { */ |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 389 | if (i + 31 <= plen) { |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 390 | res = pack_key(sel, addr.data[i / 32], |
| 391 | 0xFFFFFFFF, off + 4 * (i / 32), offmask); |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 392 | if (res < 0) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 393 | return -1; |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 394 | } else if (i < plen) { |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 395 | __u32 mask = htonl(0xFFFFFFFF << (32 - (plen - i))); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 396 | |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 397 | res = pack_key(sel, addr.data[i / 32], |
| 398 | mask, off + 4 * (i / 32), offmask); |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 399 | if (res < 0) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 400 | return -1; |
| 401 | } |
| 402 | } |
| 403 | res = 0; |
| 404 | |
| 405 | *argc_p = argc; |
| 406 | *argv_p = argv; |
| 407 | return res; |
| 408 | } |
| 409 | |
Petr Lautrbach | 0156412 | 2010-06-14 03:36:28 +0000 | [diff] [blame] | 410 | static int parse_ip6_class(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 411 | { |
| 412 | int res = -1; |
| 413 | int argc = *argc_p; |
| 414 | char **argv = *argv_p; |
| 415 | __u32 key; |
| 416 | __u32 mask; |
| 417 | int off = 0; |
| 418 | int offmask = 0; |
| 419 | |
| 420 | if (argc < 2) |
| 421 | return -1; |
| 422 | |
| 423 | if (get_u32(&key, *argv, 0)) |
| 424 | return -1; |
| 425 | argc--; argv++; |
| 426 | |
| 427 | if (get_u32(&mask, *argv, 16)) |
| 428 | return -1; |
| 429 | argc--; argv++; |
| 430 | |
| 431 | if (key > 0xFF || mask > 0xFF) |
| 432 | return -1; |
| 433 | |
| 434 | key <<= 20; |
| 435 | mask <<= 20; |
| 436 | key = htonl(key); |
| 437 | mask = htonl(mask); |
| 438 | |
Stephen Hemminger | d7ac9ad | 2011-03-09 10:42:35 -0800 | [diff] [blame] | 439 | res = pack_key(sel, key, mask, off, offmask); |
| 440 | if (res < 0) |
Petr Lautrbach | 0156412 | 2010-06-14 03:36:28 +0000 | [diff] [blame] | 441 | return -1; |
| 442 | |
| 443 | *argc_p = argc; |
| 444 | *argv_p = argv; |
| 445 | return 0; |
| 446 | } |
| 447 | |
Stephen Hemminger | b4d41f4 | 2009-04-15 15:39:34 -0700 | [diff] [blame] | 448 | static int parse_ether_addr(int *argc_p, char ***argv_p, |
| 449 | struct tc_u32_sel *sel, int off) |
| 450 | { |
| 451 | int res = -1; |
| 452 | int argc = *argc_p; |
| 453 | char **argv = *argv_p; |
| 454 | __u8 addr[6]; |
| 455 | int offmask = 0; |
Stephen Hemminger | b4d41f4 | 2009-04-15 15:39:34 -0700 | [diff] [blame] | 456 | int i; |
| 457 | |
| 458 | if (argc < 1) |
| 459 | return -1; |
| 460 | |
| 461 | if (sscanf(*argv, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", |
| 462 | addr + 0, addr + 1, addr + 2, |
| 463 | addr + 3, addr + 4, addr + 5) != 6) { |
| 464 | fprintf(stderr, "parse_ether_addr: improperly formed address '%s'\n", |
| 465 | *argv); |
| 466 | return -1; |
| 467 | } |
| 468 | |
| 469 | argc--; argv++; |
| 470 | if (argc > 0 && strcmp(argv[0], "at") == 0) { |
| 471 | NEXT_ARG(); |
| 472 | if (parse_at(&argc, &argv, &off, &offmask)) |
| 473 | return -1; |
| 474 | } |
| 475 | |
Stephen Hemminger | e3d153c | 2010-08-02 11:55:30 -0700 | [diff] [blame] | 476 | for (i = 0; i < 6; i++) { |
| 477 | res = pack_key8(sel, addr[i], 0xFF, off + i, offmask); |
Stephen Hemminger | b4d41f4 | 2009-04-15 15:39:34 -0700 | [diff] [blame] | 478 | if (res < 0) |
| 479 | return -1; |
| 480 | } |
| 481 | |
| 482 | *argc_p = argc; |
| 483 | *argv_p = argv; |
| 484 | return res; |
| 485 | } |
| 486 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 487 | static int parse_ip(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 488 | { |
| 489 | int res = -1; |
| 490 | int argc = *argc_p; |
| 491 | char **argv = *argv_p; |
| 492 | |
| 493 | if (argc < 2) |
| 494 | return -1; |
| 495 | |
| 496 | if (strcmp(*argv, "src") == 0) { |
| 497 | NEXT_ARG(); |
| 498 | res = parse_ip_addr(&argc, &argv, sel, 12); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 499 | } else if (strcmp(*argv, "dst") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 500 | NEXT_ARG(); |
| 501 | res = parse_ip_addr(&argc, &argv, sel, 16); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 502 | } else if (strcmp(*argv, "tos") == 0 || |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 503 | matches(*argv, "dsfield") == 0 || |
| 504 | matches(*argv, "precedence") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 505 | NEXT_ARG(); |
| 506 | res = parse_u8(&argc, &argv, sel, 1, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 507 | } else if (strcmp(*argv, "ihl") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 508 | NEXT_ARG(); |
| 509 | res = parse_u8(&argc, &argv, sel, 0, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 510 | } else if (strcmp(*argv, "protocol") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 511 | NEXT_ARG(); |
| 512 | res = parse_u8(&argc, &argv, sel, 9, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 513 | } else if (strcmp(*argv, "nofrag") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 514 | argc--; argv++; |
| 515 | res = pack_key16(sel, 0, 0x3FFF, 6, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 516 | } else if (strcmp(*argv, "firstfrag") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 517 | argc--; argv++; |
Hiroaki SHIMODA | 690b11f | 2012-07-10 19:44:16 +0900 | [diff] [blame] | 518 | res = pack_key16(sel, 0x2000, 0x3FFF, 6, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 519 | } else if (strcmp(*argv, "df") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 520 | argc--; argv++; |
| 521 | res = pack_key16(sel, 0x4000, 0x4000, 6, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 522 | } else if (strcmp(*argv, "mf") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 523 | argc--; argv++; |
| 524 | res = pack_key16(sel, 0x2000, 0x2000, 6, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 525 | } else if (strcmp(*argv, "dport") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 526 | NEXT_ARG(); |
| 527 | res = parse_u16(&argc, &argv, sel, 22, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 528 | } else if (strcmp(*argv, "sport") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 529 | NEXT_ARG(); |
| 530 | res = parse_u16(&argc, &argv, sel, 20, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 531 | } else if (strcmp(*argv, "icmp_type") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 532 | NEXT_ARG(); |
| 533 | res = parse_u8(&argc, &argv, sel, 20, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 534 | } else if (strcmp(*argv, "icmp_code") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 535 | NEXT_ARG(); |
Hiroaki SHIMODA | 1d62f99 | 2012-07-10 18:53:18 +0900 | [diff] [blame] | 536 | res = parse_u8(&argc, &argv, sel, 21, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 537 | } else |
| 538 | return -1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 539 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 540 | *argc_p = argc; |
| 541 | *argv_p = argv; |
| 542 | return res; |
| 543 | } |
Stephen Hemminger | 3d0b743 | 2014-12-20 15:47:17 -0800 | [diff] [blame] | 544 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 545 | static int parse_ip6(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 546 | { |
| 547 | int res = -1; |
| 548 | int argc = *argc_p; |
| 549 | char **argv = *argv_p; |
| 550 | |
| 551 | if (argc < 2) |
| 552 | return -1; |
| 553 | |
| 554 | if (strcmp(*argv, "src") == 0) { |
| 555 | NEXT_ARG(); |
| 556 | res = parse_ip6_addr(&argc, &argv, sel, 8); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 557 | } else if (strcmp(*argv, "dst") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 558 | NEXT_ARG(); |
| 559 | res = parse_ip6_addr(&argc, &argv, sel, 24); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 560 | } else if (strcmp(*argv, "priority") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 561 | NEXT_ARG(); |
Petr Lautrbach | 0156412 | 2010-06-14 03:36:28 +0000 | [diff] [blame] | 562 | res = parse_ip6_class(&argc, &argv, sel); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 563 | } else if (strcmp(*argv, "protocol") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 564 | NEXT_ARG(); |
| 565 | res = parse_u8(&argc, &argv, sel, 6, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 566 | } else if (strcmp(*argv, "flowlabel") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 567 | NEXT_ARG(); |
| 568 | res = parse_u32(&argc, &argv, sel, 0, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 569 | } else if (strcmp(*argv, "dport") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 570 | NEXT_ARG(); |
| 571 | res = parse_u16(&argc, &argv, sel, 42, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 572 | } else if (strcmp(*argv, "sport") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 573 | NEXT_ARG(); |
| 574 | res = parse_u16(&argc, &argv, sel, 40, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 575 | } else if (strcmp(*argv, "icmp_type") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 576 | NEXT_ARG(); |
| 577 | res = parse_u8(&argc, &argv, sel, 40, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 578 | } else if (strcmp(*argv, "icmp_code") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 579 | NEXT_ARG(); |
| 580 | res = parse_u8(&argc, &argv, sel, 41, 1); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 581 | } else |
| 582 | return -1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 583 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 584 | *argc_p = argc; |
| 585 | *argv_p = argv; |
| 586 | return res; |
| 587 | } |
| 588 | |
Stephen Hemminger | b4d41f4 | 2009-04-15 15:39:34 -0700 | [diff] [blame] | 589 | static int parse_ether(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 590 | { |
| 591 | int res = -1; |
| 592 | int argc = *argc_p; |
| 593 | char **argv = *argv_p; |
| 594 | |
| 595 | if (argc < 2) |
| 596 | return -1; |
| 597 | |
| 598 | if (strcmp(*argv, "src") == 0) { |
| 599 | NEXT_ARG(); |
| 600 | res = parse_ether_addr(&argc, &argv, sel, -8); |
| 601 | } else if (strcmp(*argv, "dst") == 0) { |
| 602 | NEXT_ARG(); |
| 603 | res = parse_ether_addr(&argc, &argv, sel, -14); |
| 604 | } else { |
| 605 | fprintf(stderr, "Unknown match: ether %s\n", *argv); |
| 606 | return -1; |
| 607 | } |
| 608 | |
| 609 | *argc_p = argc; |
| 610 | *argv_p = argv; |
| 611 | return res; |
| 612 | } |
| 613 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 614 | #define parse_tcp parse_udp |
| 615 | static int parse_udp(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 616 | { |
| 617 | int res = -1; |
| 618 | int argc = *argc_p; |
| 619 | char **argv = *argv_p; |
| 620 | |
| 621 | if (argc < 2) |
| 622 | return -1; |
| 623 | |
| 624 | if (strcmp(*argv, "src") == 0) { |
| 625 | NEXT_ARG(); |
| 626 | res = parse_u16(&argc, &argv, sel, 0, -1); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 627 | } else if (strcmp(*argv, "dst") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 628 | NEXT_ARG(); |
| 629 | res = parse_u16(&argc, &argv, sel, 2, -1); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 630 | } else |
| 631 | return -1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 632 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 633 | *argc_p = argc; |
| 634 | *argv_p = argv; |
| 635 | return res; |
| 636 | } |
| 637 | |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 638 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 639 | static int parse_icmp(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 640 | { |
| 641 | int res = -1; |
| 642 | int argc = *argc_p; |
| 643 | char **argv = *argv_p; |
| 644 | |
| 645 | if (argc < 2) |
| 646 | return -1; |
| 647 | |
| 648 | if (strcmp(*argv, "type") == 0) { |
| 649 | NEXT_ARG(); |
| 650 | res = parse_u8(&argc, &argv, sel, 0, -1); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 651 | } else if (strcmp(*argv, "code") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 652 | NEXT_ARG(); |
| 653 | res = parse_u8(&argc, &argv, sel, 1, -1); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 654 | } else |
| 655 | return -1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 656 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 657 | *argc_p = argc; |
| 658 | *argv_p = argv; |
| 659 | return res; |
| 660 | } |
| 661 | |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 662 | static int parse_mark(int *argc_p, char ***argv_p, struct nlmsghdr *n) |
| 663 | { |
| 664 | int res = -1; |
| 665 | int argc = *argc_p; |
| 666 | char **argv = *argv_p; |
| 667 | struct tc_u32_mark mark; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 668 | |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 669 | if (argc <= 1) |
| 670 | return -1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 671 | |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 672 | if (get_u32(&mark.val, *argv, 0)) { |
| 673 | fprintf(stderr, "Illegal \"mark\" value\n"); |
| 674 | return -1; |
| 675 | } |
| 676 | NEXT_ARG(); |
| 677 | |
| 678 | if (get_u32(&mark.mask, *argv, 0)) { |
| 679 | fprintf(stderr, "Illegal \"mark\" mask\n"); |
| 680 | return -1; |
| 681 | } |
| 682 | NEXT_ARG(); |
| 683 | |
| 684 | if ((mark.val & mark.mask) != mark.val) { |
| 685 | fprintf(stderr, "Illegal \"mark\" (impossible combination)\n"); |
| 686 | return -1; |
| 687 | } |
| 688 | |
| 689 | addattr_l(n, MAX_MSG, TCA_U32_MARK, &mark, sizeof(mark)); |
| 690 | res = 0; |
| 691 | |
| 692 | *argc_p = argc; |
| 693 | *argv_p = argv; |
| 694 | return res; |
| 695 | } |
| 696 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 697 | static int parse_selector(int *argc_p, char ***argv_p, |
| 698 | struct tc_u32_sel *sel, struct nlmsghdr *n) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 699 | { |
| 700 | int argc = *argc_p; |
| 701 | char **argv = *argv_p; |
| 702 | int res = -1; |
| 703 | |
| 704 | if (argc <= 0) |
| 705 | return -1; |
| 706 | |
| 707 | if (matches(*argv, "u32") == 0) { |
| 708 | NEXT_ARG(); |
| 709 | res = parse_u32(&argc, &argv, sel, 0, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 710 | } else if (matches(*argv, "u16") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 711 | NEXT_ARG(); |
| 712 | res = parse_u16(&argc, &argv, sel, 0, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 713 | } else if (matches(*argv, "u8") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 714 | NEXT_ARG(); |
| 715 | res = parse_u8(&argc, &argv, sel, 0, 0); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 716 | } else if (matches(*argv, "ip") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 717 | NEXT_ARG(); |
| 718 | res = parse_ip(&argc, &argv, sel); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 719 | } else if (matches(*argv, "ip6") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 720 | NEXT_ARG(); |
| 721 | res = parse_ip6(&argc, &argv, sel); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 722 | } else if (matches(*argv, "udp") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 723 | NEXT_ARG(); |
| 724 | res = parse_udp(&argc, &argv, sel); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 725 | } else if (matches(*argv, "tcp") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 726 | NEXT_ARG(); |
| 727 | res = parse_tcp(&argc, &argv, sel); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 728 | } else if (matches(*argv, "icmp") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 729 | NEXT_ARG(); |
| 730 | res = parse_icmp(&argc, &argv, sel); |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 731 | } else if (matches(*argv, "mark") == 0) { |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 732 | NEXT_ARG(); |
| 733 | res = parse_mark(&argc, &argv, n); |
Stephen Hemminger | b4d41f4 | 2009-04-15 15:39:34 -0700 | [diff] [blame] | 734 | } else if (matches(*argv, "ether") == 0) { |
| 735 | NEXT_ARG(); |
| 736 | res = parse_ether(&argc, &argv, sel); |
Stephen Hemminger | 3d0b743 | 2014-12-20 15:47:17 -0800 | [diff] [blame] | 737 | } else |
Stephen Hemminger | 9fce67d | 2009-04-03 09:38:56 -0700 | [diff] [blame] | 738 | return -1; |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 739 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 740 | *argc_p = argc; |
| 741 | *argv_p = argv; |
| 742 | return res; |
| 743 | } |
| 744 | |
| 745 | static int parse_offset(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 746 | { |
| 747 | int argc = *argc_p; |
| 748 | char **argv = *argv_p; |
| 749 | |
| 750 | while (argc > 0) { |
| 751 | if (matches(*argv, "plus") == 0) { |
| 752 | int off; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 753 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 754 | NEXT_ARG(); |
| 755 | if (get_integer(&off, *argv, 0)) |
| 756 | return -1; |
| 757 | sel->off = off; |
| 758 | sel->flags |= TC_U32_OFFSET; |
| 759 | } else if (matches(*argv, "at") == 0) { |
| 760 | int off; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 761 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 762 | NEXT_ARG(); |
| 763 | if (get_integer(&off, *argv, 0)) |
| 764 | return -1; |
| 765 | sel->offoff = off; |
| 766 | if (off%2) { |
| 767 | fprintf(stderr, "offset \"at\" must be even\n"); |
| 768 | return -1; |
| 769 | } |
| 770 | sel->flags |= TC_U32_VAROFFSET; |
| 771 | } else if (matches(*argv, "mask") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 772 | NEXT_ARG(); |
Sabrina Dubroca | 9f7401f | 2016-06-03 16:45:46 +0200 | [diff] [blame] | 773 | if (get_be16(&sel->offmask, *argv, 16)) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 774 | return -1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 775 | sel->flags |= TC_U32_VAROFFSET; |
| 776 | } else if (matches(*argv, "shift") == 0) { |
| 777 | int shift; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 778 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 779 | NEXT_ARG(); |
| 780 | if (get_integer(&shift, *argv, 0)) |
| 781 | return -1; |
| 782 | sel->offshift = shift; |
| 783 | sel->flags |= TC_U32_VAROFFSET; |
| 784 | } else if (matches(*argv, "eat") == 0) { |
| 785 | sel->flags |= TC_U32_EAT; |
| 786 | } else { |
| 787 | break; |
| 788 | } |
| 789 | argc--; argv++; |
| 790 | } |
| 791 | |
| 792 | *argc_p = argc; |
| 793 | *argv_p = argv; |
| 794 | return 0; |
| 795 | } |
| 796 | |
| 797 | static int parse_hashkey(int *argc_p, char ***argv_p, struct tc_u32_sel *sel) |
| 798 | { |
| 799 | int argc = *argc_p; |
| 800 | char **argv = *argv_p; |
| 801 | |
| 802 | while (argc > 0) { |
| 803 | if (matches(*argv, "mask") == 0) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 804 | NEXT_ARG(); |
Sabrina Dubroca | 9f7401f | 2016-06-03 16:45:46 +0200 | [diff] [blame] | 805 | if (get_be32(&sel->hmask, *argv, 16)) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 806 | return -1; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 807 | } else if (matches(*argv, "at") == 0) { |
| 808 | int num; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 809 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 810 | NEXT_ARG(); |
| 811 | if (get_integer(&num, *argv, 0)) |
| 812 | return -1; |
| 813 | if (num%4) |
| 814 | return -1; |
| 815 | sel->hoff = num; |
| 816 | } else { |
| 817 | break; |
| 818 | } |
| 819 | argc--; argv++; |
| 820 | } |
| 821 | |
| 822 | *argc_p = argc; |
| 823 | *argv_p = argv; |
| 824 | return 0; |
| 825 | } |
| 826 | |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 827 | static void print_ipv4(FILE *f, const struct tc_u32_key *key) |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 828 | { |
| 829 | char abuf[256]; |
| 830 | |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 831 | switch (key->off) { |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 832 | case 0: |
| 833 | switch (ntohl(key->mask)) { |
| 834 | case 0x0f000000: |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 835 | fprintf(f, "\n match IP ihl %u", |
| 836 | ntohl(key->val) >> 24); |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 837 | return; |
| 838 | case 0x00ff0000: |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 839 | fprintf(f, "\n match IP dsfield %#x", |
| 840 | ntohl(key->val) >> 16); |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 841 | return; |
| 842 | } |
| 843 | break; |
| 844 | case 8: |
| 845 | if (ntohl(key->mask) == 0x00ff0000) { |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 846 | fprintf(f, "\n match IP protocol %d", |
| 847 | ntohl(key->val) >> 16); |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 848 | return; |
| 849 | } |
| 850 | break; |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 851 | case 12: |
| 852 | case 16: { |
| 853 | int bits = mask2bits(key->mask); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 854 | |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 855 | if (bits >= 0) { |
Stephen Hemminger | 3d0b743 | 2014-12-20 15:47:17 -0800 | [diff] [blame] | 856 | fprintf(f, "\n %s %s/%d", |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 857 | key->off == 12 ? "match IP src" : "match IP dst", |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 858 | inet_ntop(AF_INET, &key->val, |
| 859 | abuf, sizeof(abuf)), |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 860 | bits); |
| 861 | return; |
| 862 | } |
| 863 | } |
| 864 | break; |
| 865 | |
| 866 | case 20: |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 867 | switch (ntohl(key->mask)) { |
| 868 | case 0x0000ffff: |
Stephen Hemminger | bcd7abd | 2011-05-19 09:19:17 -0700 | [diff] [blame] | 869 | fprintf(f, "\n match dport %u", |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 870 | ntohl(key->val) & 0xffff); |
| 871 | return; |
| 872 | case 0xffff0000: |
Stephen Hemminger | bcd7abd | 2011-05-19 09:19:17 -0700 | [diff] [blame] | 873 | fprintf(f, "\n match sport %u", |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 874 | ntohl(key->val) >> 16); |
| 875 | return; |
| 876 | case 0xffffffff: |
Stephen Hemminger | bcd7abd | 2011-05-19 09:19:17 -0700 | [diff] [blame] | 877 | fprintf(f, "\n match dport %u, match sport %u", |
Stephen Hemminger | 4c9ffc2 | 2008-02-18 11:35:29 -0800 | [diff] [blame] | 878 | ntohl(key->val) & 0xffff, |
| 879 | ntohl(key->val) >> 16); |
| 880 | |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 881 | return; |
| 882 | } |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 883 | /* XXX: Default print_raw */ |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 884 | } |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 885 | } |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 886 | |
Stephen Hemminger | d13cee6 | 2009-05-26 15:14:29 -0700 | [diff] [blame] | 887 | static void print_ipv6(FILE *f, const struct tc_u32_key *key) |
| 888 | { |
| 889 | char abuf[256]; |
| 890 | |
| 891 | switch (key->off) { |
| 892 | case 0: |
| 893 | switch (ntohl(key->mask)) { |
| 894 | case 0x0f000000: |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 895 | fprintf(f, "\n match IP ihl %u", |
| 896 | ntohl(key->val) >> 24); |
Stephen Hemminger | d13cee6 | 2009-05-26 15:14:29 -0700 | [diff] [blame] | 897 | return; |
| 898 | case 0x00ff0000: |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 899 | fprintf(f, "\n match IP dsfield %#x", |
| 900 | ntohl(key->val) >> 16); |
Stephen Hemminger | d13cee6 | 2009-05-26 15:14:29 -0700 | [diff] [blame] | 901 | return; |
| 902 | } |
| 903 | break; |
| 904 | case 8: |
| 905 | if (ntohl(key->mask) == 0x00ff0000) { |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 906 | fprintf(f, "\n match IP protocol %d", |
| 907 | ntohl(key->val) >> 16); |
Stephen Hemminger | d13cee6 | 2009-05-26 15:14:29 -0700 | [diff] [blame] | 908 | return; |
| 909 | } |
| 910 | break; |
| 911 | case 12: |
| 912 | case 16: { |
| 913 | int bits = mask2bits(key->mask); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 914 | |
Stephen Hemminger | d13cee6 | 2009-05-26 15:14:29 -0700 | [diff] [blame] | 915 | if (bits >= 0) { |
Stephen Hemminger | 3d0b743 | 2014-12-20 15:47:17 -0800 | [diff] [blame] | 916 | fprintf(f, "\n %s %s/%d", |
Stephen Hemminger | d13cee6 | 2009-05-26 15:14:29 -0700 | [diff] [blame] | 917 | key->off == 12 ? "match IP src" : "match IP dst", |
| 918 | inet_ntop(AF_INET, &key->val, |
| 919 | abuf, sizeof(abuf)), |
| 920 | bits); |
| 921 | return; |
| 922 | } |
| 923 | } |
| 924 | break; |
| 925 | |
| 926 | case 20: |
| 927 | switch (ntohl(key->mask)) { |
| 928 | case 0x0000ffff: |
| 929 | fprintf(f, "\n match sport %u", |
| 930 | ntohl(key->val) & 0xffff); |
| 931 | return; |
| 932 | case 0xffff0000: |
| 933 | fprintf(f, "\n match dport %u", |
| 934 | ntohl(key->val) >> 16); |
| 935 | return; |
| 936 | case 0xffffffff: |
| 937 | fprintf(f, "\n match sport %u, match dport %u", |
| 938 | ntohl(key->val) & 0xffff, |
| 939 | ntohl(key->val) >> 16); |
| 940 | |
| 941 | return; |
| 942 | } |
| 943 | /* XXX: Default print_raw */ |
| 944 | } |
| 945 | } |
| 946 | |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 947 | static void print_raw(FILE *f, const struct tc_u32_key *key) |
| 948 | { |
Stephen Hemminger | 3d0b743 | 2014-12-20 15:47:17 -0800 | [diff] [blame] | 949 | fprintf(f, "\n match %08x/%08x at %s%d", |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 950 | (unsigned int)ntohl(key->val), |
| 951 | (unsigned int)ntohl(key->mask), |
| 952 | key->offmask ? "nexthdr+" : "", |
| 953 | key->off); |
| 954 | } |
| 955 | |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 956 | static const struct { |
| 957 | __u16 proto; |
| 958 | __u16 pad; |
| 959 | void (*pprinter)(FILE *f, const struct tc_u32_key *key); |
| 960 | } u32_pprinters[] = { |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 961 | {0, 0, print_raw}, |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 962 | {ETH_P_IP, 0, print_ipv4}, |
Stephen Hemminger | d13cee6 | 2009-05-26 15:14:29 -0700 | [diff] [blame] | 963 | {ETH_P_IPV6, 0, print_ipv6}, |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 964 | }; |
| 965 | |
| 966 | static void show_keys(FILE *f, const struct tc_u32_key *key) |
| 967 | { |
| 968 | int i = 0; |
| 969 | |
| 970 | if (!show_pretty) |
| 971 | goto show_k; |
| 972 | |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 973 | for (i = 0; i < ARRAY_SIZE(u32_pprinters); i++) { |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 974 | if (u32_pprinters[i].proto == ntohs(f_proto)) { |
| 975 | show_k: |
| 976 | u32_pprinters[i].pprinter(f, key); |
| 977 | return; |
| 978 | } |
| 979 | } |
| 980 | |
| 981 | i = 0; |
| 982 | goto show_k; |
| 983 | } |
| 984 | |
| 985 | static int u32_parse_opt(struct filter_util *qu, char *handle, |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 986 | int argc, char **argv, struct nlmsghdr *n) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 987 | { |
| 988 | struct { |
| 989 | struct tc_u32_sel sel; |
| 990 | struct tc_u32_key keys[128]; |
Phil Sutter | d17b136 | 2016-07-18 16:48:42 +0200 | [diff] [blame] | 991 | } sel = {}; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 992 | struct tcmsg *t = NLMSG_DATA(n); |
| 993 | struct rtattr *tail; |
jamal | dcf1349 | 2006-12-07 11:07:07 -0500 | [diff] [blame] | 994 | int sel_ok = 0, terminal_ok = 0; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 995 | int sample_ok = 0; |
| 996 | __u32 htid = 0; |
| 997 | __u32 order = 0; |
Samudrala, Sridhar | 5e5b300 | 2016-06-08 16:16:01 -0700 | [diff] [blame] | 998 | __u32 flags = 0; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 999 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1000 | if (handle && get_u32_handle(&t->tcm_handle, handle)) { |
| 1001 | fprintf(stderr, "Illegal filter ID\n"); |
| 1002 | return -1; |
| 1003 | } |
| 1004 | |
| 1005 | if (argc == 0) |
| 1006 | return 0; |
| 1007 | |
8!tgraf | 4a86fe1 | 2005-01-18 01:24:18 +0000 | [diff] [blame] | 1008 | tail = NLMSG_TAIL(n); |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1009 | addattr_l(n, MAX_MSG, TCA_OPTIONS, NULL, 0); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1010 | |
| 1011 | while (argc > 0) { |
| 1012 | if (matches(*argv, "match") == 0) { |
| 1013 | NEXT_ARG(); |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 1014 | if (parse_selector(&argc, &argv, &sel.sel, n)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1015 | fprintf(stderr, "Illegal \"match\"\n"); |
| 1016 | return -1; |
| 1017 | } |
| 1018 | sel_ok++; |
| 1019 | continue; |
| 1020 | } else if (matches(*argv, "offset") == 0) { |
| 1021 | NEXT_ARG(); |
| 1022 | if (parse_offset(&argc, &argv, &sel.sel)) { |
| 1023 | fprintf(stderr, "Illegal \"offset\"\n"); |
| 1024 | return -1; |
| 1025 | } |
| 1026 | continue; |
| 1027 | } else if (matches(*argv, "hashkey") == 0) { |
| 1028 | NEXT_ARG(); |
| 1029 | if (parse_hashkey(&argc, &argv, &sel.sel)) { |
| 1030 | fprintf(stderr, "Illegal \"hashkey\"\n"); |
| 1031 | return -1; |
| 1032 | } |
| 1033 | continue; |
| 1034 | } else if (matches(*argv, "classid") == 0 || |
| 1035 | strcmp(*argv, "flowid") == 0) { |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1036 | unsigned int flowid; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1037 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1038 | NEXT_ARG(); |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1039 | if (get_tc_classid(&flowid, *argv)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1040 | fprintf(stderr, "Illegal \"classid\"\n"); |
| 1041 | return -1; |
| 1042 | } |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1043 | addattr_l(n, MAX_MSG, TCA_U32_CLASSID, &flowid, 4); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1044 | sel.sel.flags |= TC_U32_TERMINAL; |
| 1045 | } else if (matches(*argv, "divisor") == 0) { |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1046 | unsigned int divisor; |
| 1047 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1048 | NEXT_ARG(); |
Stephen Hemminger | ae665a5 | 2006-12-05 10:10:22 -0800 | [diff] [blame] | 1049 | if (get_unsigned(&divisor, *argv, 0) || |
shemminger | 46b67da | 2006-03-14 19:38:34 +0000 | [diff] [blame] | 1050 | divisor == 0 || |
| 1051 | divisor > 0x100 || ((divisor - 1) & divisor)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1052 | fprintf(stderr, "Illegal \"divisor\"\n"); |
| 1053 | return -1; |
| 1054 | } |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1055 | addattr_l(n, MAX_MSG, TCA_U32_DIVISOR, &divisor, 4); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1056 | } else if (matches(*argv, "order") == 0) { |
| 1057 | NEXT_ARG(); |
| 1058 | if (get_u32(&order, *argv, 0)) { |
| 1059 | fprintf(stderr, "Illegal \"order\"\n"); |
| 1060 | return -1; |
| 1061 | } |
| 1062 | } else if (strcmp(*argv, "link") == 0) { |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1063 | unsigned int linkid; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1064 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1065 | NEXT_ARG(); |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1066 | if (get_u32_handle(&linkid, *argv)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1067 | fprintf(stderr, "Illegal \"link\"\n"); |
| 1068 | return -1; |
| 1069 | } |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1070 | if (linkid && TC_U32_NODE(linkid)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1071 | fprintf(stderr, "\"link\" must be a hash table.\n"); |
| 1072 | return -1; |
| 1073 | } |
Sushma Sitaram | 58d93d0 | 2016-09-28 11:30:16 -0700 | [diff] [blame] | 1074 | addattr_l(n, MAX_MSG, TCA_U32_LINK, &linkid, 4); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1075 | } else if (strcmp(*argv, "ht") == 0) { |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1076 | unsigned int ht; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1077 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1078 | NEXT_ARG(); |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1079 | if (get_u32_handle(&ht, *argv)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1080 | fprintf(stderr, "Illegal \"ht\"\n"); |
| 1081 | return -1; |
| 1082 | } |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1083 | if (handle && TC_U32_NODE(ht)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1084 | fprintf(stderr, "\"ht\" must be a hash table.\n"); |
| 1085 | return -1; |
| 1086 | } |
| 1087 | if (sample_ok) |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1088 | htid = (htid & 0xFF000) | (ht & 0xFFF00000); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1089 | else |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1090 | htid = (ht & 0xFFFFF000); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1091 | } else if (strcmp(*argv, "sample") == 0) { |
| 1092 | __u32 hash; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1093 | unsigned int divisor = 0x100; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1094 | struct { |
| 1095 | struct tc_u32_sel sel; |
| 1096 | struct tc_u32_key keys[4]; |
Phil Sutter | d17b136 | 2016-07-18 16:48:42 +0200 | [diff] [blame] | 1097 | } sel2 = {}; |
| 1098 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1099 | NEXT_ARG(); |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 1100 | if (parse_selector(&argc, &argv, &sel2.sel, n)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1101 | fprintf(stderr, "Illegal \"sample\"\n"); |
| 1102 | return -1; |
| 1103 | } |
| 1104 | if (sel2.sel.nkeys != 1) { |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1105 | fprintf(stderr, "\"sample\" must contain exactly ONE key.\n"); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1106 | return -1; |
| 1107 | } |
shemminger | 3925ad8 | 2006-03-14 19:36:31 +0000 | [diff] [blame] | 1108 | if (*argv != 0 && strcmp(*argv, "divisor") == 0) { |
| 1109 | NEXT_ARG(); |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1110 | if (get_unsigned(&divisor, *argv, 0) || |
| 1111 | divisor == 0 || divisor > 0x100 || |
| 1112 | ((divisor - 1) & divisor)) { |
shemminger | 3925ad8 | 2006-03-14 19:36:31 +0000 | [diff] [blame] | 1113 | fprintf(stderr, "Illegal sample \"divisor\"\n"); |
| 1114 | return -1; |
| 1115 | } |
| 1116 | NEXT_ARG(); |
| 1117 | } |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 1118 | hash = sel2.sel.keys[0].val & sel2.sel.keys[0].mask; |
| 1119 | hash ^= hash >> 16; |
| 1120 | hash ^= hash >> 8; |
| 1121 | htid = ((hash % divisor) << 12) | (htid & 0xFFF00000); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1122 | sample_ok = 1; |
| 1123 | continue; |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1124 | } else if (strcmp(*argv, "indev") == 0) { |
Phil Sutter | d17b136 | 2016-07-18 16:48:42 +0200 | [diff] [blame] | 1125 | char ind[IFNAMSIZ + 1] = {}; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1126 | |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1127 | argc--; |
| 1128 | argv++; |
| 1129 | if (argc < 1) { |
| 1130 | fprintf(stderr, "Illegal indev\n"); |
| 1131 | return -1; |
| 1132 | } |
Luca Lemmo | 725f2a8 | 2016-03-16 17:56:13 +0100 | [diff] [blame] | 1133 | strncpy(ind, *argv, sizeof(ind) - 1); |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1134 | addattr_l(n, MAX_MSG, TCA_U32_INDEV, ind, |
| 1135 | strlen(ind) + 1); |
net[shemminger]!shemminger | d81b135 | 2004-08-23 20:20:41 +0000 | [diff] [blame] | 1136 | |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1137 | } else if (matches(*argv, "action") == 0) { |
| 1138 | NEXT_ARG(); |
| 1139 | if (parse_action(&argc, &argv, TCA_U32_ACT, n)) { |
| 1140 | fprintf(stderr, "Illegal \"action\"\n"); |
| 1141 | return -1; |
| 1142 | } |
jamal | dcf1349 | 2006-12-07 11:07:07 -0500 | [diff] [blame] | 1143 | terminal_ok++; |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1144 | continue; |
net[shemminger]!shemminger | d81b135 | 2004-08-23 20:20:41 +0000 | [diff] [blame] | 1145 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1146 | } else if (matches(*argv, "police") == 0) { |
| 1147 | NEXT_ARG(); |
| 1148 | if (parse_police(&argc, &argv, TCA_U32_POLICE, n)) { |
| 1149 | fprintf(stderr, "Illegal \"police\"\n"); |
| 1150 | return -1; |
| 1151 | } |
jamal | dcf1349 | 2006-12-07 11:07:07 -0500 | [diff] [blame] | 1152 | terminal_ok++; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1153 | continue; |
Samudrala, Sridhar | 5e5b300 | 2016-06-08 16:16:01 -0700 | [diff] [blame] | 1154 | } else if (strcmp(*argv, "skip_hw") == 0) { |
| 1155 | NEXT_ARG(); |
| 1156 | flags |= TCA_CLS_FLAGS_SKIP_HW; |
| 1157 | continue; |
| 1158 | } else if (strcmp(*argv, "skip_sw") == 0) { |
| 1159 | NEXT_ARG(); |
| 1160 | flags |= TCA_CLS_FLAGS_SKIP_SW; |
| 1161 | continue; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1162 | } else if (strcmp(*argv, "help") == 0) { |
| 1163 | explain(); |
| 1164 | return -1; |
| 1165 | } else { |
| 1166 | fprintf(stderr, "What is \"%s\"?\n", *argv); |
| 1167 | explain(); |
| 1168 | return -1; |
| 1169 | } |
| 1170 | argc--; argv++; |
| 1171 | } |
| 1172 | |
jamal | dcf1349 | 2006-12-07 11:07:07 -0500 | [diff] [blame] | 1173 | /* We dont necessarily need class/flowids */ |
Stephen Hemminger | 81c6179 | 2006-12-13 17:05:50 -0800 | [diff] [blame] | 1174 | if (terminal_ok) |
jamal | dcf1349 | 2006-12-07 11:07:07 -0500 | [diff] [blame] | 1175 | sel.sel.flags |= TC_U32_TERMINAL; |
Stephen Hemminger | 3d0b743 | 2014-12-20 15:47:17 -0800 | [diff] [blame] | 1176 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1177 | if (order) { |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1178 | if (TC_U32_NODE(t->tcm_handle) && |
| 1179 | order != TC_U32_NODE(t->tcm_handle)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1180 | fprintf(stderr, "\"order\" contradicts \"handle\"\n"); |
| 1181 | return -1; |
| 1182 | } |
| 1183 | t->tcm_handle |= order; |
| 1184 | } |
| 1185 | |
| 1186 | if (htid) |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1187 | addattr_l(n, MAX_MSG, TCA_U32_HASH, &htid, 4); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1188 | if (sel_ok) |
Stephen Hemminger | 3d0b743 | 2014-12-20 15:47:17 -0800 | [diff] [blame] | 1189 | addattr_l(n, MAX_MSG, TCA_U32_SEL, &sel, |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1190 | sizeof(sel.sel) + |
| 1191 | sel.sel.nkeys * sizeof(struct tc_u32_key)); |
Samudrala, Sridhar | 5e5b300 | 2016-06-08 16:16:01 -0700 | [diff] [blame] | 1192 | if (flags) { |
Stephen Hemminger | 6228120 | 2016-06-08 16:45:26 -0700 | [diff] [blame] | 1193 | if (!(flags ^ (TCA_CLS_FLAGS_SKIP_HW | |
| 1194 | TCA_CLS_FLAGS_SKIP_SW))) { |
| 1195 | fprintf(stderr, |
| 1196 | "skip_hw and skip_sw are mutually exclusive\n"); |
Samudrala, Sridhar | 5e5b300 | 2016-06-08 16:16:01 -0700 | [diff] [blame] | 1197 | return -1; |
| 1198 | } |
| 1199 | addattr_l(n, MAX_MSG, TCA_U32_FLAGS, &flags, 4); |
| 1200 | } |
| 1201 | |
8!tgraf | 4a86fe1 | 2005-01-18 01:24:18 +0000 | [diff] [blame] | 1202 | tail->rta_len = (void *) NLMSG_TAIL(n) - (void *) tail; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1203 | return 0; |
| 1204 | } |
| 1205 | |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 1206 | static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt, |
| 1207 | __u32 handle) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1208 | { |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 1209 | struct rtattr *tb[TCA_U32_MAX + 1]; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1210 | struct tc_u32_sel *sel = NULL; |
net[shemminger]!shemminger | d81b135 | 2004-08-23 20:20:41 +0000 | [diff] [blame] | 1211 | struct tc_u32_pcnt *pf = NULL; |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1212 | |
| 1213 | if (opt == NULL) |
| 1214 | return 0; |
| 1215 | |
8!tgraf | ac2fc2d | 2005-01-18 22:11:58 +0000 | [diff] [blame] | 1216 | parse_rtattr_nested(tb, TCA_U32_MAX, opt); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1217 | |
| 1218 | if (handle) { |
| 1219 | SPRINT_BUF(b1); |
| 1220 | fprintf(f, "fh %s ", sprint_u32_handle(handle, b1)); |
| 1221 | } |
Stephen Hemminger | 6228120 | 2016-06-08 16:45:26 -0700 | [diff] [blame] | 1222 | |
| 1223 | if (TC_U32_NODE(handle)) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1224 | fprintf(f, "order %d ", TC_U32_NODE(handle)); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1225 | |
| 1226 | if (tb[TCA_U32_SEL]) { |
| 1227 | if (RTA_PAYLOAD(tb[TCA_U32_SEL]) < sizeof(*sel)) |
| 1228 | return -1; |
| 1229 | |
| 1230 | sel = RTA_DATA(tb[TCA_U32_SEL]); |
| 1231 | } |
| 1232 | |
| 1233 | if (tb[TCA_U32_DIVISOR]) { |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1234 | fprintf(f, "ht divisor %d ", |
| 1235 | rta_getattr_u32(tb[TCA_U32_DIVISOR])); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1236 | } else if (tb[TCA_U32_HASH]) { |
Stephen Hemminger | ff24746 | 2012-04-10 08:47:55 -0700 | [diff] [blame] | 1237 | __u32 htid = rta_getattr_u32(tb[TCA_U32_HASH]); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1238 | |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 1239 | fprintf(f, "key ht %x bkt %x ", TC_U32_USERHTID(htid), |
| 1240 | TC_U32_HASH(htid)); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1241 | } else { |
| 1242 | fprintf(f, "??? "); |
| 1243 | } |
| 1244 | if (tb[TCA_U32_CLASSID]) { |
| 1245 | SPRINT_BUF(b1); |
| 1246 | fprintf(f, "%sflowid %s ", |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 1247 | !sel || !(sel->flags & TC_U32_TERMINAL) ? "*" : "", |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1248 | sprint_tc_classid(rta_getattr_u32(tb[TCA_U32_CLASSID]), |
| 1249 | b1)); |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 1250 | } else if (sel && sel->flags & TC_U32_TERMINAL) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1251 | fprintf(f, "terminal flowid ??? "); |
| 1252 | } |
| 1253 | if (tb[TCA_U32_LINK]) { |
| 1254 | SPRINT_BUF(b1); |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 1255 | fprintf(f, "link %s ", |
Jamal Hadi Salim | 82e6efe | 2016-05-25 06:11:55 -0400 | [diff] [blame] | 1256 | sprint_u32_handle(rta_getattr_u32(tb[TCA_U32_LINK]), |
| 1257 | b1)); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1258 | } |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1259 | |
Samudrala, Sridhar | 5e5b300 | 2016-06-08 16:16:01 -0700 | [diff] [blame] | 1260 | if (tb[TCA_U32_FLAGS]) { |
| 1261 | __u32 flags = rta_getattr_u32(tb[TCA_U32_FLAGS]); |
| 1262 | |
| 1263 | if (flags & TCA_CLS_FLAGS_SKIP_HW) |
| 1264 | fprintf(f, "skip_hw "); |
| 1265 | if (flags & TCA_CLS_FLAGS_SKIP_SW) |
| 1266 | fprintf(f, "skip_sw "); |
| 1267 | } |
| 1268 | |
net[shemminger]!shemminger | d81b135 | 2004-08-23 20:20:41 +0000 | [diff] [blame] | 1269 | if (tb[TCA_U32_PCNT]) { |
| 1270 | if (RTA_PAYLOAD(tb[TCA_U32_PCNT]) < sizeof(*pf)) { |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1271 | fprintf(f, "Broken perf counters\n"); |
net[shemminger]!shemminger | d81b135 | 2004-08-23 20:20:41 +0000 | [diff] [blame] | 1272 | return -1; |
| 1273 | } |
| 1274 | pf = RTA_DATA(tb[TCA_U32_PCNT]); |
| 1275 | } |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1276 | |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 1277 | if (sel && show_stats && NULL != pf) |
net[shemminger]!shemminger | b906243 | 2005-01-17 23:28:16 +0000 | [diff] [blame] | 1278 | fprintf(f, " (rule hit %llu success %llu)", |
| 1279 | (unsigned long long) pf->rcnt, |
| 1280 | (unsigned long long) pf->rhit); |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 1281 | |
| 1282 | if (tb[TCA_U32_MARK]) { |
| 1283 | struct tc_u32_mark *mark = RTA_DATA(tb[TCA_U32_MARK]); |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1284 | |
net[shemminger]!shemminger | 6f0ba88 | 2005-01-17 23:27:56 +0000 | [diff] [blame] | 1285 | if (RTA_PAYLOAD(tb[TCA_U32_MARK]) < sizeof(*mark)) { |
| 1286 | fprintf(f, "\n Invalid mark (kernel&iproute2 mismatch)\n"); |
| 1287 | } else { |
| 1288 | fprintf(f, "\n mark 0x%04x 0x%04x (success %d)", |
| 1289 | mark->val, mark->mask, mark->success); |
| 1290 | } |
| 1291 | } |
| 1292 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1293 | if (sel) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1294 | if (sel->nkeys) { |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 1295 | int i; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1296 | |
Luca Lemmo | dd0c8d1 | 2016-03-16 17:56:12 +0100 | [diff] [blame] | 1297 | for (i = 0; i < sel->nkeys; i++) { |
jamal | 1750abe | 2008-04-20 10:49:24 -0400 | [diff] [blame] | 1298 | show_keys(f, sel->keys + i); |
net[shemminger]!shemminger | d81b135 | 2004-08-23 20:20:41 +0000 | [diff] [blame] | 1299 | if (show_stats && NULL != pf) |
Stephen Hemminger | 6b1ac65 | 2007-12-31 10:29:52 -0800 | [diff] [blame] | 1300 | fprintf(f, " (success %llu ) ", |
net[shemminger]!shemminger | b906243 | 2005-01-17 23:28:16 +0000 | [diff] [blame] | 1301 | (unsigned long long) pf->kcnts[i]); |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1302 | } |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1303 | } |
| 1304 | |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 1305 | if (sel->flags & (TC_U32_VAROFFSET | TC_U32_OFFSET)) { |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1306 | fprintf(f, "\n offset "); |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 1307 | if (sel->flags & TC_U32_VAROFFSET) |
Stephen Hemminger | e62077d | 2008-02-18 10:51:42 -0800 | [diff] [blame] | 1308 | fprintf(f, "%04x>>%d at %d ", |
| 1309 | ntohs(sel->offmask), |
| 1310 | sel->offshift, sel->offoff); |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1311 | if (sel->off) |
| 1312 | fprintf(f, "plus %d ", sel->off); |
| 1313 | } |
Phil Sutter | 40eb737 | 2015-10-23 19:21:23 +0200 | [diff] [blame] | 1314 | if (sel->flags & TC_U32_EAT) |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1315 | fprintf(f, " eat "); |
| 1316 | |
| 1317 | if (sel->hmask) { |
| 1318 | fprintf(f, "\n hash mask %08x at %d ", |
| 1319 | (unsigned int)htonl(sel->hmask), sel->hoff); |
| 1320 | } |
| 1321 | } |
| 1322 | |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1323 | if (tb[TCA_U32_POLICE]) { |
| 1324 | fprintf(f, "\n"); |
| 1325 | tc_print_police(f, tb[TCA_U32_POLICE]); |
| 1326 | } |
Stephen Hemminger | 6228120 | 2016-06-08 16:45:26 -0700 | [diff] [blame] | 1327 | |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1328 | if (tb[TCA_U32_INDEV]) { |
| 1329 | struct rtattr *idev = tb[TCA_U32_INDEV]; |
Stephen Hemminger | 32a121c | 2016-03-21 11:48:36 -0700 | [diff] [blame] | 1330 | |
Stephen Hemminger | ff24746 | 2012-04-10 08:47:55 -0700 | [diff] [blame] | 1331 | fprintf(f, "\n input dev %s\n", rta_getattr_str(idev)); |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1332 | } |
Stephen Hemminger | 6228120 | 2016-06-08 16:45:26 -0700 | [diff] [blame] | 1333 | |
| 1334 | if (tb[TCA_U32_ACT]) |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1335 | tc_print_action(f, tb[TCA_U32_ACT]); |
osdl.net!shemminger | 2373fde | 2004-08-13 23:54:55 +0000 | [diff] [blame] | 1336 | |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1337 | return 0; |
| 1338 | } |
| 1339 | |
osdl.net!shemminger | 6b7dff1 | 2004-09-28 18:35:49 +0000 | [diff] [blame] | 1340 | struct filter_util u32_filter_util = { |
| 1341 | .id = "u32", |
| 1342 | .parse_fopt = u32_parse_opt, |
| 1343 | .print_fopt = u32_print_opt, |
osdl.org!shemminger | aba5acd | 2004-04-15 20:56:59 +0000 | [diff] [blame] | 1344 | }; |