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