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 #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 #define TC_ACT_JUMP             0x10000000
  41
  42 /* Action type identifiers*/
  43 enum {
  44         TCA_ID_UNSPEC=0,
  45         TCA_ID_POLICE=1,
  46         /* other actions go here */
  47         __TCA_ID_MAX=255
  48 };
  49
  50 #define TCA_ID_MAX __TCA_ID_MAX
  51
  52 struct tc_police {
  53         __u32                   index;
  54         int                     action;
  55 #define TC_POLICE_UNSPEC        TC_ACT_UNSPEC
  56 #define TC_POLICE_OK            TC_ACT_OK
  57 #define TC_POLICE_RECLASSIFY    TC_ACT_RECLASSIFY
  58 #define TC_POLICE_SHOT          TC_ACT_SHOT
  59 #define TC_POLICE_PIPE          TC_ACT_PIPE
  60
  61         __u32                   limit;
  62         __u32                   burst;
  63         __u32                   mtu;
  64         struct tc_ratespec      rate;
  65         struct tc_ratespec      peakrate;
  66         int                     refcnt;
  67         int                     bindcnt;
  68         __u32                   capab;
  69 };
  70
  71 struct tcf_t {
  72         __u64   install;
  73         __u64   lastuse;
  74         __u64   expires;
  75         __u64   firstuse;
  76 };
  77
  78 struct tc_cnt {
  79         int                   refcnt;
  80         int                   bindcnt;
  81 };
  82
  83 #define tc_gen \
  84         __u32                 index; \
  85         __u32                 capab; \
  86         int                   action; \
  87         int                   refcnt; \
  88         int                   bindcnt
  89
  90 enum {
  91         TCA_POLICE_UNSPEC,
  92         TCA_POLICE_TBF,
  93         TCA_POLICE_RATE,
  94         TCA_POLICE_PEAKRATE,
  95         TCA_POLICE_AVRATE,
  96         TCA_POLICE_RESULT,
  97         TCA_POLICE_TM,
  98         TCA_POLICE_PAD,
  99         __TCA_POLICE_MAX
 100 #define TCA_POLICE_RESULT TCA_POLICE_RESULT
 101 };
 102
 103 #define TCA_POLICE_MAX (__TCA_POLICE_MAX - 1)
 104
 105 /* tca flags definitions */
 106 #define TCA_CLS_FLAGS_SKIP_HW   (1 << 0) /* don't offload filter to HW */
 107 #define TCA_CLS_FLAGS_SKIP_SW   (1 << 1) /* don't use filter in SW */
 108 #define TCA_CLS_FLAGS_IN_HW     (1 << 2) /* filter is offloaded to HW */
 109 #define TCA_CLS_FLAGS_NOT_IN_HW (1 << 3) /* filter isn't offloaded to HW */
 110
 111 /* U32 filters */
 112
 113 #define TC_U32_HTID(h) ((h)&0xFFF00000)
 114 #define TC_U32_USERHTID(h) (TC_U32_HTID(h)>>20)
 115 #define TC_U32_HASH(h) (((h)>>12)&0xFF)
 116 #define TC_U32_NODE(h) ((h)&0xFFF)
 117 #define TC_U32_KEY(h) ((h)&0xFFFFF)
 118 #define TC_U32_UNSPEC   0
 119 #define TC_U32_ROOT     (0xFFF00000)
 120
 121 enum {
 122         TCA_U32_UNSPEC,
 123         TCA_U32_CLASSID,
 124         TCA_U32_HASH,
 125         TCA_U32_LINK,
 126         TCA_U32_DIVISOR,
 127         TCA_U32_SEL,
 128         TCA_U32_POLICE,
 129         TCA_U32_ACT,
 130         TCA_U32_INDEV,
 131         TCA_U32_PCNT,
 132         TCA_U32_MARK,
 133         TCA_U32_FLAGS,
 134         TCA_U32_PAD,
 135         __TCA_U32_MAX
 136 };
 137
 138 #define TCA_U32_MAX (__TCA_U32_MAX - 1)
 139
 140 struct tc_u32_key {
 141         __be32          mask;
 142         __be32          val;
 143         int             off;
 144         int             offmask;
 145 };
 146
 147 struct tc_u32_sel {
 148         unsigned char           flags;
 149         unsigned char           offshift;
 150         unsigned char           nkeys;
 151
 152         __be16                  offmask;
 153         __u16                   off;
 154         short                   offoff;
 155
 156         short                   hoff;
 157         __be32                  hmask;
 158         struct tc_u32_key       keys[0];
 159 };
 160
 161 struct tc_u32_mark {
 162         __u32           val;
 163         __u32           mask;
 164         __u32           success;
 165 };
 166
 167 struct tc_u32_pcnt {
 168         __u64 rcnt;
 169         __u64 rhit;
 170         __u64 kcnts[0];
 171 };
 172
 173 /* Flags */
 174
 175 #define TC_U32_TERMINAL         1
 176 #define TC_U32_OFFSET           2
 177 #define TC_U32_VAROFFSET        4
 178 #define TC_U32_EAT              8
 179
 180 #define TC_U32_MAXDEPTH 8
 181
 182
 183 /* RSVP filter */
 184
 185 enum {
 186         TCA_RSVP_UNSPEC,
 187         TCA_RSVP_CLASSID,
 188         TCA_RSVP_DST,
 189         TCA_RSVP_SRC,
 190         TCA_RSVP_PINFO,
 191         TCA_RSVP_POLICE,
 192         TCA_RSVP_ACT,
 193         __TCA_RSVP_MAX
 194 };
 195
 196 #define TCA_RSVP_MAX (__TCA_RSVP_MAX - 1 )
 197
 198 struct tc_rsvp_gpi {
 199         __u32   key;
 200         __u32   mask;
 201         int     offset;
 202 };
 203
 204 struct tc_rsvp_pinfo {
 205         struct tc_rsvp_gpi dpi;
 206         struct tc_rsvp_gpi spi;
 207         __u8    protocol;
 208         __u8    tunnelid;
 209         __u8    tunnelhdr;
 210         __u8    pad;
 211 };
 212
 213 /* ROUTE filter */
 214
 215 enum {
 216         TCA_ROUTE4_UNSPEC,
 217         TCA_ROUTE4_CLASSID,
 218         TCA_ROUTE4_TO,
 219         TCA_ROUTE4_FROM,
 220         TCA_ROUTE4_IIF,
 221         TCA_ROUTE4_POLICE,
 222         TCA_ROUTE4_ACT,
 223         __TCA_ROUTE4_MAX
 224 };
 225
 226 #define TCA_ROUTE4_MAX (__TCA_ROUTE4_MAX - 1)
 227
 228
 229 /* FW filter */
 230
 231 enum {
 232         TCA_FW_UNSPEC,
 233         TCA_FW_CLASSID,
 234         TCA_FW_POLICE,
 235         TCA_FW_INDEV, /*  used by CONFIG_NET_CLS_IND */
 236         TCA_FW_ACT, /* used by CONFIG_NET_CLS_ACT */
 237         TCA_FW_MASK,
 238         __TCA_FW_MAX
 239 };
 240
 241 #define TCA_FW_MAX (__TCA_FW_MAX - 1)
 242
 243 /* TC index filter */
 244
 245 enum {
 246         TCA_TCINDEX_UNSPEC,
 247         TCA_TCINDEX_HASH,
 248         TCA_TCINDEX_MASK,
 249         TCA_TCINDEX_SHIFT,
 250         TCA_TCINDEX_FALL_THROUGH,
 251         TCA_TCINDEX_CLASSID,
 252         TCA_TCINDEX_POLICE,
 253         TCA_TCINDEX_ACT,
 254         __TCA_TCINDEX_MAX
 255 };
 256
 257 #define TCA_TCINDEX_MAX     (__TCA_TCINDEX_MAX - 1)
 258
 259 /* Flow filter */
 260
 261 enum {
 262         FLOW_KEY_SRC,
 263         FLOW_KEY_DST,
 264         FLOW_KEY_PROTO,
 265         FLOW_KEY_PROTO_SRC,
 266         FLOW_KEY_PROTO_DST,
 267         FLOW_KEY_IIF,
 268         FLOW_KEY_PRIORITY,
 269         FLOW_KEY_MARK,
 270         FLOW_KEY_NFCT,
 271         FLOW_KEY_NFCT_SRC,
 272         FLOW_KEY_NFCT_DST,
 273         FLOW_KEY_NFCT_PROTO_SRC,
 274         FLOW_KEY_NFCT_PROTO_DST,
 275         FLOW_KEY_RTCLASSID,
 276         FLOW_KEY_SKUID,
 277         FLOW_KEY_SKGID,
 278         FLOW_KEY_VLAN_TAG,
 279         FLOW_KEY_RXHASH,
 280         __FLOW_KEY_MAX,
 281 };
 282
 283 #define FLOW_KEY_MAX    (__FLOW_KEY_MAX - 1)
 284
 285 enum {
 286         FLOW_MODE_MAP,
 287         FLOW_MODE_HASH,
 288 };
 289
 290 enum {
 291         TCA_FLOW_UNSPEC,
 292         TCA_FLOW_KEYS,
 293         TCA_FLOW_MODE,
 294         TCA_FLOW_BASECLASS,
 295         TCA_FLOW_RSHIFT,
 296         TCA_FLOW_ADDEND,
 297         TCA_FLOW_MASK,
 298         TCA_FLOW_XOR,
 299         TCA_FLOW_DIVISOR,
 300         TCA_FLOW_ACT,
 301         TCA_FLOW_POLICE,
 302         TCA_FLOW_EMATCHES,
 303         TCA_FLOW_PERTURB,
 304         __TCA_FLOW_MAX
 305 };
 306
 307 #define TCA_FLOW_MAX    (__TCA_FLOW_MAX - 1)
 308
 309 /* Basic filter */
 310
 311 enum {
 312         TCA_BASIC_UNSPEC,
 313         TCA_BASIC_CLASSID,
 314         TCA_BASIC_EMATCHES,
 315         TCA_BASIC_ACT,
 316         TCA_BASIC_POLICE,
 317         __TCA_BASIC_MAX
 318 };
 319
 320 #define TCA_BASIC_MAX (__TCA_BASIC_MAX - 1)
 321
 322
 323 /* Cgroup classifier */
 324
 325 enum {
 326         TCA_CGROUP_UNSPEC,
 327         TCA_CGROUP_ACT,
 328         TCA_CGROUP_POLICE,
 329         TCA_CGROUP_EMATCHES,
 330         __TCA_CGROUP_MAX,
 331 };
 332
 333 #define TCA_CGROUP_MAX (__TCA_CGROUP_MAX - 1)
 334
 335 /* BPF classifier */
 336
 337 #define TCA_BPF_FLAG_ACT_DIRECT         (1 << 0)
 338
 339 enum {
 340         TCA_BPF_UNSPEC,
 341         TCA_BPF_ACT,
 342         TCA_BPF_POLICE,
 343         TCA_BPF_CLASSID,
 344         TCA_BPF_OPS_LEN,
 345         TCA_BPF_OPS,
 346         TCA_BPF_FD,
 347         TCA_BPF_NAME,
 348         TCA_BPF_FLAGS,
 349         TCA_BPF_FLAGS_GEN,
 350         TCA_BPF_TAG,
 351         __TCA_BPF_MAX,
 352 };
 353
 354 #define TCA_BPF_MAX (__TCA_BPF_MAX - 1)
 355
 356 /* Flower classifier */
 357
 358 enum {
 359         TCA_FLOWER_UNSPEC,
 360         TCA_FLOWER_CLASSID,
 361         TCA_FLOWER_INDEV,
 362         TCA_FLOWER_ACT,
 363         TCA_FLOWER_KEY_ETH_DST,         /* ETH_ALEN */
 364         TCA_FLOWER_KEY_ETH_DST_MASK,    /* ETH_ALEN */
 365         TCA_FLOWER_KEY_ETH_SRC,         /* ETH_ALEN */
 366         TCA_FLOWER_KEY_ETH_SRC_MASK,    /* ETH_ALEN */
 367         TCA_FLOWER_KEY_ETH_TYPE,        /* be16 */
 368         TCA_FLOWER_KEY_IP_PROTO,        /* u8 */
 369         TCA_FLOWER_KEY_IPV4_SRC,        /* be32 */
 370         TCA_FLOWER_KEY_IPV4_SRC_MASK,   /* be32 */
 371         TCA_FLOWER_KEY_IPV4_DST,        /* be32 */
 372         TCA_FLOWER_KEY_IPV4_DST_MASK,   /* be32 */
 373         TCA_FLOWER_KEY_IPV6_SRC,        /* struct in6_addr */
 374         TCA_FLOWER_KEY_IPV6_SRC_MASK,   /* struct in6_addr */
 375         TCA_FLOWER_KEY_IPV6_DST,        /* struct in6_addr */
 376         TCA_FLOWER_KEY_IPV6_DST_MASK,   /* struct in6_addr */
 377         TCA_FLOWER_KEY_TCP_SRC,         /* be16 */
 378         TCA_FLOWER_KEY_TCP_DST,         /* be16 */
 379         TCA_FLOWER_KEY_UDP_SRC,         /* be16 */
 380         TCA_FLOWER_KEY_UDP_DST,         /* be16 */
 381
 382         TCA_FLOWER_FLAGS,
 383         TCA_FLOWER_KEY_VLAN_ID,         /* be16 */
 384         TCA_FLOWER_KEY_VLAN_PRIO,       /* u8   */
 385         TCA_FLOWER_KEY_VLAN_ETH_TYPE,   /* be16 */
 386
 387         TCA_FLOWER_KEY_ENC_KEY_ID,      /* be32 */
 388         TCA_FLOWER_KEY_ENC_IPV4_SRC,    /* be32 */
 389         TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK,/* be32 */
 390         TCA_FLOWER_KEY_ENC_IPV4_DST,    /* be32 */
 391         TCA_FLOWER_KEY_ENC_IPV4_DST_MASK,/* be32 */
 392         TCA_FLOWER_KEY_ENC_IPV6_SRC,    /* struct in6_addr */
 393         TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK,/* struct in6_addr */
 394         TCA_FLOWER_KEY_ENC_IPV6_DST,    /* struct in6_addr */
 395         TCA_FLOWER_KEY_ENC_IPV6_DST_MASK,/* struct in6_addr */
 396
 397         TCA_FLOWER_KEY_TCP_SRC_MASK,    /* be16 */
 398         TCA_FLOWER_KEY_TCP_DST_MASK,    /* be16 */
 399         TCA_FLOWER_KEY_UDP_SRC_MASK,    /* be16 */
 400         TCA_FLOWER_KEY_UDP_DST_MASK,    /* be16 */
 401         TCA_FLOWER_KEY_SCTP_SRC_MASK,   /* be16 */
 402         TCA_FLOWER_KEY_SCTP_DST_MASK,   /* be16 */
 403
 404         TCA_FLOWER_KEY_SCTP_SRC,        /* be16 */
 405         TCA_FLOWER_KEY_SCTP_DST,        /* be16 */
 406
 407         TCA_FLOWER_KEY_ENC_UDP_SRC_PORT,        /* be16 */
 408         TCA_FLOWER_KEY_ENC_UDP_SRC_PORT_MASK,   /* be16 */
 409         TCA_FLOWER_KEY_ENC_UDP_DST_PORT,        /* be16 */
 410         TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK,   /* be16 */
 411
 412         TCA_FLOWER_KEY_FLAGS,           /* be32 */
 413         TCA_FLOWER_KEY_FLAGS_MASK,      /* be32 */
 414
 415         TCA_FLOWER_KEY_ICMPV4_CODE,     /* u8 */
 416         TCA_FLOWER_KEY_ICMPV4_CODE_MASK,/* u8 */
 417         TCA_FLOWER_KEY_ICMPV4_TYPE,     /* u8 */
 418         TCA_FLOWER_KEY_ICMPV4_TYPE_MASK,/* u8 */
 419         TCA_FLOWER_KEY_ICMPV6_CODE,     /* u8 */
 420         TCA_FLOWER_KEY_ICMPV6_CODE_MASK,/* u8 */
 421         TCA_FLOWER_KEY_ICMPV6_TYPE,     /* u8 */
 422         TCA_FLOWER_KEY_ICMPV6_TYPE_MASK,/* u8 */
 423
 424         TCA_FLOWER_KEY_ARP_SIP,         /* be32 */
 425         TCA_FLOWER_KEY_ARP_SIP_MASK,    /* be32 */
 426         TCA_FLOWER_KEY_ARP_TIP,         /* be32 */
 427         TCA_FLOWER_KEY_ARP_TIP_MASK,    /* be32 */
 428         TCA_FLOWER_KEY_ARP_OP,          /* u8 */
 429         TCA_FLOWER_KEY_ARP_OP_MASK,     /* u8 */
 430         TCA_FLOWER_KEY_ARP_SHA,         /* ETH_ALEN */
 431         TCA_FLOWER_KEY_ARP_SHA_MASK,    /* ETH_ALEN */
 432         TCA_FLOWER_KEY_ARP_THA,         /* ETH_ALEN */
 433         TCA_FLOWER_KEY_ARP_THA_MASK,    /* ETH_ALEN */
 434
 435         __TCA_FLOWER_MAX,
 436 };
 437
 438 #define TCA_FLOWER_MAX (__TCA_FLOWER_MAX - 1)
 439
 440 enum {
 441         TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT = (1 << 0),
 442 };
 443
 444 /* Match-all classifier */
 445
 446 enum {
 447         TCA_MATCHALL_UNSPEC,
 448         TCA_MATCHALL_CLASSID,
 449         TCA_MATCHALL_ACT,
 450         TCA_MATCHALL_FLAGS,
 451         __TCA_MATCHALL_MAX,
 452 };
 453
 454 #define TCA_MATCHALL_MAX (__TCA_MATCHALL_MAX - 1)
 455
 456 /* Extended Matches */
 457
 458 struct tcf_ematch_tree_hdr {
 459         __u16           nmatches;
 460         __u16           progid;
 461 };
 462
 463 enum {
 464         TCA_EMATCH_TREE_UNSPEC,
 465         TCA_EMATCH_TREE_HDR,
 466         TCA_EMATCH_TREE_LIST,
 467         __TCA_EMATCH_TREE_MAX
 468 };
 469 #define TCA_EMATCH_TREE_MAX (__TCA_EMATCH_TREE_MAX - 1)
 470
 471 struct tcf_ematch_hdr {
 472         __u16           matchid;
 473         __u16           kind;
 474         __u16           flags;
 475         __u16           pad; /* currently unused */
 476 };
 477
 478 /*  0                   1
 479  *  0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
 480  * +-----------------------+-+-+---+
 481  * |         Unused        |S|I| R |
 482  * +-----------------------+-+-+---+
 483  *
 484  * R(2) ::= relation to next ematch
 485  *          where: 0 0 END (last ematch)
 486  *                 0 1 AND
 487  *                 1 0 OR
 488  *                 1 1 Unused (invalid)
 489  * I(1) ::= invert result
 490  * S(1) ::= simple payload
 491  */
 492 #define TCF_EM_REL_END  0
 493 #define TCF_EM_REL_AND  (1<<0)
 494 #define TCF_EM_REL_OR   (1<<1)
 495 #define TCF_EM_INVERT   (1<<2)
 496 #define TCF_EM_SIMPLE   (1<<3)
 497
 498 #define TCF_EM_REL_MASK 3
 499 #define TCF_EM_REL_VALID(v) (((v) & TCF_EM_REL_MASK) != TCF_EM_REL_MASK)
 500
 501 enum {
 502         TCF_LAYER_LINK,
 503         TCF_LAYER_NETWORK,
 504         TCF_LAYER_TRANSPORT,
 505         __TCF_LAYER_MAX
 506 };
 507 #define TCF_LAYER_MAX (__TCF_LAYER_MAX - 1)
 508
 509 /* Ematch type assignments
 510  *   1..32767           Reserved for ematches inside kernel tree
 511  *   32768..65535       Free to use, not reliable
 512  */
 513 #define TCF_EM_CONTAINER        0
 514 #define TCF_EM_CMP              1
 515 #define TCF_EM_NBYTE            2
 516 #define TCF_EM_U32              3
 517 #define TCF_EM_META             4
 518 #define TCF_EM_TEXT             5
 519 #define TCF_EM_VLAN             6
 520 #define TCF_EM_CANID            7
 521 #define TCF_EM_IPSET            8
 522 #define TCF_EM_MAX              8
 523
 524 enum {
 525         TCF_EM_PROG_TC
 526 };
 527
 528 enum {
 529         TCF_EM_OPND_EQ,
 530         TCF_EM_OPND_GT,
 531         TCF_EM_OPND_LT
 532 };
 533
 534 #endif