include/uapi/linux/pkt_cls.h

   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 /* Action attributes */
   8 enum {
   9         TCA_ACT_UNSPEC,
  10         TCA_ACT_KIND,
  11         TCA_ACT_OPTIONS,
  12         TCA_ACT_INDEX,
  13         TCA_ACT_STATS,
  14         TCA_ACT_PAD,
  15         __TCA_ACT_MAX
  16 };
  17
  18 #define TCA_ACT_MAX __TCA_ACT_MAX
  19 #define TCA_OLD_COMPAT (TCA_ACT_MAX+1)
  20 #define TCA_ACT_MAX_PRIO 32
  21 #define TCA_ACT_BIND    1
  22 #define TCA_ACT_NOBIND  0
  23 #define TCA_ACT_UNBIND  1
  24 #define TCA_ACT_NOUNBIND        0
  25 #define TCA_ACT_REPLACE         1
  26 #define TCA_ACT_NOREPLACE       0
  27
  28 #define TC_ACT_UNSPEC   (-1)
  29 #define TC_ACT_OK               0
  30 #define TC_ACT_RECLASSIFY       1
  31 #define TC_ACT_SHOT             2
  32 #define TC_ACT_PIPE             3
  33 #define TC_ACT_STOLEN           4
  34 #define TC_ACT_QUEUED           5
  35 #define TC_ACT_REPEAT           6
  36 #define TC_ACT_REDIRECT         7
  37 #define TC_ACT_JUMP             0x10000000
  38
  39 /* Action type identifiers*/
  40 enum {
  41         TCA_ID_UNSPEC=0,
  42         TCA_ID_POLICE=1,
  43         /* other actions go here */
  44         __TCA_ID_MAX=255
  45 };
  46
  47 #define TCA_ID_MAX __TCA_ID_MAX
  48
  49 struct tc_police {
  50         __u32                   index;
  51         int                     action;
  52 #define TC_POLICE_UNSPEC        TC_ACT_UNSPEC
  53 #define TC_POLICE_OK            TC_ACT_OK
  54 #define TC_POLICE_RECLASSIFY    TC_ACT_RECLASSIFY
  55 #define TC_POLICE_SHOT          TC_ACT_SHOT
  56 #define TC_POLICE_PIPE          TC_ACT_PIPE
  57
  58         __u32                   limit;
  59         __u32                   burst;
  60         __u32                   mtu;
  61         struct tc_ratespec      rate;
  62         struct tc_ratespec      peakrate;
  63         int                     refcnt;
  64         int                     bindcnt;
  65         __u32                   capab;
  66 };
  67
  68 struct tcf_t {
  69         __u64   install;
  70         __u64   lastuse;
  71         __u64   expires;
  72         __u64   firstuse;
  73 };
  74
  75 struct tc_cnt {
  76         int                   refcnt;
  77         int                   bindcnt;
  78 };
  79
  80 #define tc_gen \
  81         __u32                 index; \
  82         __u32                 capab; \
  83         int                   action; \
  84         int                   refcnt; \
  85         int                   bindcnt
  86
  87 enum {
  88         TCA_POLICE_UNSPEC,
  89         TCA_POLICE_TBF,
  90         TCA_POLICE_RATE,
  91         TCA_POLICE_PEAKRATE,
  92         TCA_POLICE_AVRATE,
  93         TCA_POLICE_RESULT,
  94         TCA_POLICE_TM,
  95         TCA_POLICE_PAD,
  96         __TCA_POLICE_MAX
  97 #define TCA_POLICE_RESULT TCA_POLICE_RESULT
  98 };
  99
 100 #define TCA_POLICE_MAX (__TCA_POLICE_MAX - 1)
 101
 102 /* tca flags definitions */
 103 #define TCA_CLS_FLAGS_SKIP_HW   (1 << 0)
 104 #define TCA_CLS_FLAGS_SKIP_SW   (1 << 1)
 105
 106 /* U32 filters */
 107
 108 #define TC_U32_HTID(h) ((h)&0xFFF00000)
 109 #define TC_U32_USERHTID(h) (TC_U32_HTID(h)>>20)
 110 #define TC_U32_HASH(h) (((h)>>12)&0xFF)
 111 #define TC_U32_NODE(h) ((h)&0xFFF)
 112 #define TC_U32_KEY(h) ((h)&0xFFFFF)
 113 #define TC_U32_UNSPEC   0
 114 #define TC_U32_ROOT     (0xFFF00000)
 115
 116 enum {
 117         TCA_U32_UNSPEC,
 118         TCA_U32_CLASSID,
 119         TCA_U32_HASH,
 120         TCA_U32_LINK,
 121         TCA_U32_DIVISOR,
 122         TCA_U32_SEL,
 123         TCA_U32_POLICE,
 124         TCA_U32_ACT,
 125         TCA_U32_INDEV,
 126         TCA_U32_PCNT,
 127         TCA_U32_MARK,
 128         TCA_U32_FLAGS,
 129         TCA_U32_PAD,
 130         __TCA_U32_MAX
 131 };
 132
 133 #define TCA_U32_MAX (__TCA_U32_MAX - 1)
 134
 135 struct tc_u32_key {
 136         __be32          mask;
 137         __be32          val;
 138         int             off;
 139         int             offmask;
 140 };
 141
 142 struct tc_u32_sel {
 143         unsigned char           flags;
 144         unsigned char           offshift;
 145         unsigned char           nkeys;
 146
 147         __be16                  offmask;
 148         __u16                   off;
 149         short                   offoff;
 150
 151         short                   hoff;
 152         __be32                  hmask;
 153         struct tc_u32_key       keys[0];
 154 };
 155
 156 struct tc_u32_mark {
 157         __u32           val;
 158         __u32           mask;
 159         __u32           success;
 160 };
 161
 162 struct tc_u32_pcnt {
 163         __u64 rcnt;
 164         __u64 rhit;
 165         __u64 kcnts[0];
 166 };
 167
 168 /* Flags */
 169
 170 #define TC_U32_TERMINAL         1
 171 #define TC_U32_OFFSET           2
 172 #define TC_U32_VAROFFSET        4
 173 #define TC_U32_EAT              8
 174
 175 #define TC_U32_MAXDEPTH 8
 176
 177
 178 /* RSVP filter */
 179
 180 enum {
 181         TCA_RSVP_UNSPEC,
 182         TCA_RSVP_CLASSID,
 183         TCA_RSVP_DST,
 184         TCA_RSVP_SRC,
 185         TCA_RSVP_PINFO,
 186         TCA_RSVP_POLICE,
 187         TCA_RSVP_ACT,
 188         __TCA_RSVP_MAX
 189 };
 190
 191 #define TCA_RSVP_MAX (__TCA_RSVP_MAX - 1 )
 192
 193 struct tc_rsvp_gpi {
 194         __u32   key;
 195         __u32   mask;
 196         int     offset;
 197 };
 198
 199 struct tc_rsvp_pinfo {
 200         struct tc_rsvp_gpi dpi;
 201         struct tc_rsvp_gpi spi;
 202         __u8    protocol;
 203         __u8    tunnelid;
 204         __u8    tunnelhdr;
 205         __u8    pad;
 206 };
 207
 208 /* ROUTE filter */
 209
 210 enum {
 211         TCA_ROUTE4_UNSPEC,
 212         TCA_ROUTE4_CLASSID,
 213         TCA_ROUTE4_TO,
 214         TCA_ROUTE4_FROM,
 215         TCA_ROUTE4_IIF,
 216         TCA_ROUTE4_POLICE,
 217         TCA_ROUTE4_ACT,
 218         __TCA_ROUTE4_MAX
 219 };
 220
 221 #define TCA_ROUTE4_MAX (__TCA_ROUTE4_MAX - 1)
 222
 223
 224 /* FW filter */
 225
 226 enum {
 227         TCA_FW_UNSPEC,
 228         TCA_FW_CLASSID,
 229         TCA_FW_POLICE,
 230         TCA_FW_INDEV, /*  used by CONFIG_NET_CLS_IND */
 231         TCA_FW_ACT, /* used by CONFIG_NET_CLS_ACT */
 232         TCA_FW_MASK,
 233         __TCA_FW_MAX
 234 };
 235
 236 #define TCA_FW_MAX (__TCA_FW_MAX - 1)
 237
 238 /* TC index filter */
 239
 240 enum {
 241         TCA_TCINDEX_UNSPEC,
 242         TCA_TCINDEX_HASH,
 243         TCA_TCINDEX_MASK,
 244         TCA_TCINDEX_SHIFT,
 245         TCA_TCINDEX_FALL_THROUGH,
 246         TCA_TCINDEX_CLASSID,
 247         TCA_TCINDEX_POLICE,
 248         TCA_TCINDEX_ACT,
 249         __TCA_TCINDEX_MAX
 250 };
 251
 252 #define TCA_TCINDEX_MAX     (__TCA_TCINDEX_MAX - 1)
 253
 254 /* Flow filter */
 255
 256 enum {
 257         FLOW_KEY_SRC,
 258         FLOW_KEY_DST,
 259         FLOW_KEY_PROTO,
 260         FLOW_KEY_PROTO_SRC,
 261         FLOW_KEY_PROTO_DST,
 262         FLOW_KEY_IIF,
 263         FLOW_KEY_PRIORITY,
 264         FLOW_KEY_MARK,
 265         FLOW_KEY_NFCT,
 266         FLOW_KEY_NFCT_SRC,
 267         FLOW_KEY_NFCT_DST,
 268         FLOW_KEY_NFCT_PROTO_SRC,
 269         FLOW_KEY_NFCT_PROTO_DST,
 270         FLOW_KEY_RTCLASSID,
 271         FLOW_KEY_SKUID,
 272         FLOW_KEY_SKGID,
 273         FLOW_KEY_VLAN_TAG,
 274         FLOW_KEY_RXHASH,
 275         __FLOW_KEY_MAX,
 276 };
 277
 278 #define FLOW_KEY_MAX    (__FLOW_KEY_MAX - 1)
 279
 280 enum {
 281         FLOW_MODE_MAP,
 282         FLOW_MODE_HASH,
 283 };
 284
 285 enum {
 286         TCA_FLOW_UNSPEC,
 287         TCA_FLOW_KEYS,
 288         TCA_FLOW_MODE,
 289         TCA_FLOW_BASECLASS,
 290         TCA_FLOW_RSHIFT,
 291         TCA_FLOW_ADDEND,
 292         TCA_FLOW_MASK,
 293         TCA_FLOW_XOR,
 294         TCA_FLOW_DIVISOR,
 295         TCA_FLOW_ACT,
 296         TCA_FLOW_POLICE,
 297         TCA_FLOW_EMATCHES,
 298         TCA_FLOW_PERTURB,
 299         __TCA_FLOW_MAX
 300 };
 301
 302 #define TCA_FLOW_MAX    (__TCA_FLOW_MAX - 1)
 303
 304 /* Basic filter */
 305
 306 enum {
 307         TCA_BASIC_UNSPEC,
 308         TCA_BASIC_CLASSID,
 309         TCA_BASIC_EMATCHES,
 310         TCA_BASIC_ACT,
 311         TCA_BASIC_POLICE,
 312         __TCA_BASIC_MAX
 313 };
 314
 315 #define TCA_BASIC_MAX (__TCA_BASIC_MAX - 1)
 316
 317
 318 /* Cgroup classifier */
 319
 320 enum {
 321         TCA_CGROUP_UNSPEC,
 322         TCA_CGROUP_ACT,
 323         TCA_CGROUP_POLICE,
 324         TCA_CGROUP_EMATCHES,
 325         __TCA_CGROUP_MAX,
 326 };
 327
 328 #define TCA_CGROUP_MAX (__TCA_CGROUP_MAX - 1)
 329
 330 /* BPF classifier */
 331
 332 #define TCA_BPF_FLAG_ACT_DIRECT         (1 << 0)
 333
 334 enum {
 335         TCA_BPF_UNSPEC,
 336         TCA_BPF_ACT,
 337         TCA_BPF_POLICE,
 338         TCA_BPF_CLASSID,
 339         TCA_BPF_OPS_LEN,
 340         TCA_BPF_OPS,
 341         TCA_BPF_FD,
 342         TCA_BPF_NAME,
 343         TCA_BPF_FLAGS,
 344         TCA_BPF_FLAGS_GEN,
 345         TCA_BPF_TAG,
 346         __TCA_BPF_MAX,
 347 };
 348
 349 #define TCA_BPF_MAX (__TCA_BPF_MAX - 1)
 350
 351 /* Flower classifier */
 352
 353 enum {
 354         TCA_FLOWER_UNSPEC,
 355         TCA_FLOWER_CLASSID,
 356         TCA_FLOWER_INDEV,
 357         TCA_FLOWER_ACT,
 358         TCA_FLOWER_KEY_ETH_DST,         /* ETH_ALEN */
 359         TCA_FLOWER_KEY_ETH_DST_MASK,    /* ETH_ALEN */
 360         TCA_FLOWER_KEY_ETH_SRC,         /* ETH_ALEN */
 361         TCA_FLOWER_KEY_ETH_SRC_MASK,    /* ETH_ALEN */
 362         TCA_FLOWER_KEY_ETH_TYPE,        /* be16 */
 363         TCA_FLOWER_KEY_IP_PROTO,        /* u8 */
 364         TCA_FLOWER_KEY_IPV4_SRC,        /* be32 */
 365         TCA_FLOWER_KEY_IPV4_SRC_MASK,   /* be32 */
 366         TCA_FLOWER_KEY_IPV4_DST,        /* be32 */
 367         TCA_FLOWER_KEY_IPV4_DST_MASK,   /* be32 */
 368         TCA_FLOWER_KEY_IPV6_SRC,        /* struct in6_addr */
 369         TCA_FLOWER_KEY_IPV6_SRC_MASK,   /* struct in6_addr */
 370         TCA_FLOWER_KEY_IPV6_DST,        /* struct in6_addr */
 371         TCA_FLOWER_KEY_IPV6_DST_MASK,   /* struct in6_addr */
 372         TCA_FLOWER_KEY_TCP_SRC,         /* be16 */
 373         TCA_FLOWER_KEY_TCP_DST,         /* be16 */
 374         TCA_FLOWER_KEY_UDP_SRC,         /* be16 */
 375         TCA_FLOWER_KEY_UDP_DST,         /* be16 */
 376
 377         TCA_FLOWER_FLAGS,
 378         TCA_FLOWER_KEY_VLAN_ID,         /* be16 */
 379         TCA_FLOWER_KEY_VLAN_PRIO,       /* u8   */
 380         TCA_FLOWER_KEY_VLAN_ETH_TYPE,   /* be16 */
 381
 382         TCA_FLOWER_KEY_ENC_KEY_ID,      /* be32 */
 383         TCA_FLOWER_KEY_ENC_IPV4_SRC,    /* be32 */
 384         TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK,/* be32 */
 385         TCA_FLOWER_KEY_ENC_IPV4_DST,    /* be32 */
 386         TCA_FLOWER_KEY_ENC_IPV4_DST_MASK,/* be32 */
 387         TCA_FLOWER_KEY_ENC_IPV6_SRC,    /* struct in6_addr */
 388         TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK,/* struct in6_addr */
 389         TCA_FLOWER_KEY_ENC_IPV6_DST,    /* struct in6_addr */
 390         TCA_FLOWER_KEY_ENC_IPV6_DST_MASK,/* struct in6_addr */
 391
 392         TCA_FLOWER_KEY_TCP_SRC_MASK,    /* be16 */
 393         TCA_FLOWER_KEY_TCP_DST_MASK,    /* be16 */
 394         TCA_FLOWER_KEY_UDP_SRC_MASK,    /* be16 */
 395         TCA_FLOWER_KEY_UDP_DST_MASK,    /* be16 */
 396         TCA_FLOWER_KEY_SCTP_SRC_MASK,   /* be16 */
 397         TCA_FLOWER_KEY_SCTP_DST_MASK,   /* be16 */
 398
 399         TCA_FLOWER_KEY_SCTP_SRC,        /* be16 */
 400         TCA_FLOWER_KEY_SCTP_DST,        /* be16 */
 401
 402         TCA_FLOWER_KEY_ENC_UDP_SRC_PORT,        /* be16 */
 403         TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK,   /* be16 */
 404         TCA_FLOWER_KEY_ENC_UDP_DST_PORT,        /* be16 */
 405         TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK,   /* be16 */
 406
 407         TCA_FLOWER_KEY_FLAGS,           /* be32 */
 408         TCA_FLOWER_KEY_FLAGS_MASK,      /* be32 */
 409
 410         TCA_FLOWER_KEY_ICMPV4_CODE,     /* u8 */
 411         TCA_FLOWER_KEY_ICMPV4_CODE_MASK,/* u8 */
 412         TCA_FLOWER_KEY_ICMPV4_TYPE,     /* u8 */
 413         TCA_FLOWER_KEY_ICMPV4_TYPE_MASK,/* u8 */
 414         TCA_FLOWER_KEY_ICMPV6_CODE,     /* u8 */
 415         TCA_FLOWER_KEY_ICMPV6_CODE_MASK,/* u8 */
 416         TCA_FLOWER_KEY_ICMPV6_TYPE,     /* u8 */
 417         TCA_FLOWER_KEY_ICMPV6_TYPE_MASK,/* u8 */
 418
 419         TCA_FLOWER_KEY_ARP_SIP,         /* be32 */
 420         TCA_FLOWER_KEY_ARP_SIP_MASK,    /* be32 */
 421         TCA_FLOWER_KEY_ARP_TIP,         /* be32 */
 422         TCA_FLOWER_KEY_ARP_TIP_MASK,    /* be32 */
 423         TCA_FLOWER_KEY_ARP_OP,          /* u8 */
 424         TCA_FLOWER_KEY_ARP_OP_MASK,     /* u8 */
 425         TCA_FLOWER_KEY_ARP_SHA,         /* ETH_ALEN */
 426         TCA_FLOWER_KEY_ARP_SHA_MASK,    /* ETH_ALEN */
 427         TCA_FLOWER_KEY_ARP_THA,         /* ETH_ALEN */
 428         TCA_FLOWER_KEY_ARP_THA_MASK,    /* ETH_ALEN */
 429
 430         __TCA_FLOWER_MAX,
 431 };
 432
 433 #define TCA_FLOWER_MAX (__TCA_FLOWER_MAX - 1)
 434
 435 enum {
 436         TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT = (1 << 0),
 437 };
 438
 439 /* Match-all classifier */
 440
 441 enum {
 442         TCA_MATCHALL_UNSPEC,
 443         TCA_MATCHALL_CLASSID,
 444         TCA_MATCHALL_ACT,
 445         TCA_MATCHALL_FLAGS,
 446         __TCA_MATCHALL_MAX,
 447 };
 448
 449 #define TCA_MATCHALL_MAX (__TCA_MATCHALL_MAX - 1)
 450
 451 /* Extended Matches */
 452
 453 struct tcf_ematch_tree_hdr {
 454         __u16           nmatches;
 455         __u16           progid;
 456 };
 457
 458 enum {
 459         TCA_EMATCH_TREE_UNSPEC,
 460         TCA_EMATCH_TREE_HDR,
 461         TCA_EMATCH_TREE_LIST,
 462         __TCA_EMATCH_TREE_MAX
 463 };
 464 #define TCA_EMATCH_TREE_MAX (__TCA_EMATCH_TREE_MAX - 1)
 465
 466 struct tcf_ematch_hdr {
 467         __u16           matchid;
 468         __u16           kind;
 469         __u16           flags;
 470         __u16           pad; /* currently unused */
 471 };
 472
 473 /*  0                   1
 474  *  0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
 475  * +-----------------------+-+-+---+
 476  * |         Unused        |S|I| R |
 477  * +-----------------------+-+-+---+
 478  *
 479  * R(2) ::= relation to next ematch
 480  *          where: 0 0 END (last ematch)
 481  *                 0 1 AND
 482  *                 1 0 OR
 483  *                 1 1 Unused (invalid)
 484  * I(1) ::= invert result
 485  * S(1) ::= simple payload
 486  */
 487 #define TCF_EM_REL_END  0
 488 #define TCF_EM_REL_AND  (1<<0)
 489 #define TCF_EM_REL_OR   (1<<1)
 490 #define TCF_EM_INVERT   (1<<2)
 491 #define TCF_EM_SIMPLE   (1<<3)
 492
 493 #define TCF_EM_REL_MASK 3
 494 #define TCF_EM_REL_VALID(v) (((v) & TCF_EM_REL_MASK) != TCF_EM_REL_MASK)
 495
 496 enum {
 497         TCF_LAYER_LINK,
 498         TCF_LAYER_NETWORK,
 499         TCF_LAYER_TRANSPORT,
 500         __TCF_LAYER_MAX
 501 };
 502 #define TCF_LAYER_MAX (__TCF_LAYER_MAX - 1)
 503
 504 /* Ematch type assignments
 505  *   1..32767           Reserved for ematches inside kernel tree
 506  *   32768..65535       Free to use, not reliable
 507  */
 508 #define TCF_EM_CONTAINER        0
 509 #define TCF_EM_CMP              1
 510 #define TCF_EM_NBYTE            2
 511 #define TCF_EM_U32              3
 512 #define TCF_EM_META             4
 513 #define TCF_EM_TEXT             5
 514 #define TCF_EM_VLAN             6
 515 #define TCF_EM_CANID            7
 516 #define TCF_EM_IPSET            8
 517 #define TCF_EM_MAX              8
 518
 519 enum {
 520         TCF_EM_PROG_TC
 521 };
 522
 523 enum {
 524         TCF_EM_OPND_EQ,
 525         TCF_EM_OPND_GT,
 526         TCF_EM_OPND_LT
 527 };
 528
 529 #endif