app/test-pmd/cmdline_flow.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2016 6WIND S.A.
   3  * Copyright 2016 Mellanox Technologies, Ltd
   4  */
   5
   6 #include <stddef.h>
   7 #include <stdint.h>
   8 #include <stdio.h>
   9 #include <inttypes.h>
  10 #include <errno.h>
  11 #include <ctype.h>
  12 #include <string.h>
  13 #include <arpa/inet.h>
  14 #include <sys/socket.h>
  15
  16 #include <rte_string_fns.h>
  17 #include <rte_common.h>
  18 #include <rte_ethdev.h>
  19 #include <rte_byteorder.h>
  20 #include <cmdline_parse.h>
  21 #include <cmdline_parse_etheraddr.h>
  22 #include <cmdline_parse_string.h>
  23 #include <cmdline_parse_num.h>
  24 #include <rte_flow.h>
  25 #include <rte_hexdump.h>
  26
  27 #include "testpmd.h"
  28
  29 /** Parser token indices. */
  30 enum index {
  31         /* Special tokens. */
  32         ZERO = 0,
  33         END,
  34         START_SET,
  35         END_SET,
  36
  37         /* Common tokens. */
  38         INTEGER,
  39         UNSIGNED,
  40         PREFIX,
  41         BOOLEAN,
  42         STRING,
  43         HEX,
  44         MAC_ADDR,
  45         IPV4_ADDR,
  46         IPV6_ADDR,
  47         RULE_ID,
  48         PORT_ID,
  49         GROUP_ID,
  50         PRIORITY_LEVEL,
  51
  52         /* Top-level command. */
  53         SET,
  54         /* Sub-leve commands. */
  55         SET_RAW_ENCAP,
  56         SET_RAW_DECAP,
  57         SET_RAW_INDEX,
  58
  59         /* Top-level command. */
  60         FLOW,
  61         /* Sub-level commands. */
  62         VALIDATE,
  63         CREATE,
  64         DESTROY,
  65         FLUSH,
  66         QUERY,
  67         LIST,
  68         ISOLATE,
  69
  70         /* Destroy arguments. */
  71         DESTROY_RULE,
  72
  73         /* Query arguments. */
  74         QUERY_ACTION,
  75
  76         /* List arguments. */
  77         LIST_GROUP,
  78
  79         /* Validate/create arguments. */
  80         GROUP,
  81         PRIORITY,
  82         INGRESS,
  83         EGRESS,
  84         TRANSFER,
  85
  86         /* Validate/create pattern. */
  87         PATTERN,
  88         ITEM_PARAM_IS,
  89         ITEM_PARAM_SPEC,
  90         ITEM_PARAM_LAST,
  91         ITEM_PARAM_MASK,
  92         ITEM_PARAM_PREFIX,
  93         ITEM_NEXT,
  94         ITEM_END,
  95         ITEM_VOID,
  96         ITEM_INVERT,
  97         ITEM_ANY,
  98         ITEM_ANY_NUM,
  99         ITEM_PF,
 100         ITEM_VF,
 101         ITEM_VF_ID,
 102         ITEM_PHY_PORT,
 103         ITEM_PHY_PORT_INDEX,
 104         ITEM_PORT_ID,
 105         ITEM_PORT_ID_ID,
 106         ITEM_MARK,
 107         ITEM_MARK_ID,
 108         ITEM_RAW,
 109         ITEM_RAW_RELATIVE,
 110         ITEM_RAW_SEARCH,
 111         ITEM_RAW_OFFSET,
 112         ITEM_RAW_LIMIT,
 113         ITEM_RAW_PATTERN,
 114         ITEM_ETH,
 115         ITEM_ETH_DST,
 116         ITEM_ETH_SRC,
 117         ITEM_ETH_TYPE,
 118         ITEM_VLAN,
 119         ITEM_VLAN_TCI,
 120         ITEM_VLAN_PCP,
 121         ITEM_VLAN_DEI,
 122         ITEM_VLAN_VID,
 123         ITEM_VLAN_INNER_TYPE,
 124         ITEM_IPV4,
 125         ITEM_IPV4_TOS,
 126         ITEM_IPV4_TTL,
 127         ITEM_IPV4_PROTO,
 128         ITEM_IPV4_SRC,
 129         ITEM_IPV4_DST,
 130         ITEM_IPV6,
 131         ITEM_IPV6_TC,
 132         ITEM_IPV6_FLOW,
 133         ITEM_IPV6_PROTO,
 134         ITEM_IPV6_HOP,
 135         ITEM_IPV6_SRC,
 136         ITEM_IPV6_DST,
 137         ITEM_ICMP,
 138         ITEM_ICMP_TYPE,
 139         ITEM_ICMP_CODE,
 140         ITEM_UDP,
 141         ITEM_UDP_SRC,
 142         ITEM_UDP_DST,
 143         ITEM_TCP,
 144         ITEM_TCP_SRC,
 145         ITEM_TCP_DST,
 146         ITEM_TCP_FLAGS,
 147         ITEM_SCTP,
 148         ITEM_SCTP_SRC,
 149         ITEM_SCTP_DST,
 150         ITEM_SCTP_TAG,
 151         ITEM_SCTP_CKSUM,
 152         ITEM_VXLAN,
 153         ITEM_VXLAN_VNI,
 154         ITEM_E_TAG,
 155         ITEM_E_TAG_GRP_ECID_B,
 156         ITEM_NVGRE,
 157         ITEM_NVGRE_TNI,
 158         ITEM_MPLS,
 159         ITEM_MPLS_LABEL,
 160         ITEM_MPLS_TC,
 161         ITEM_MPLS_S,
 162         ITEM_GRE,
 163         ITEM_GRE_PROTO,
 164         ITEM_GRE_C_RSVD0_VER,
 165         ITEM_GRE_C_BIT,
 166         ITEM_GRE_K_BIT,
 167         ITEM_GRE_S_BIT,
 168         ITEM_FUZZY,
 169         ITEM_FUZZY_THRESH,
 170         ITEM_GTP,
 171         ITEM_GTP_TEID,
 172         ITEM_GTPC,
 173         ITEM_GTPU,
 174         ITEM_GENEVE,
 175         ITEM_GENEVE_VNI,
 176         ITEM_GENEVE_PROTO,
 177         ITEM_VXLAN_GPE,
 178         ITEM_VXLAN_GPE_VNI,
 179         ITEM_ARP_ETH_IPV4,
 180         ITEM_ARP_ETH_IPV4_SHA,
 181         ITEM_ARP_ETH_IPV4_SPA,
 182         ITEM_ARP_ETH_IPV4_THA,
 183         ITEM_ARP_ETH_IPV4_TPA,
 184         ITEM_IPV6_EXT,
 185         ITEM_IPV6_EXT_NEXT_HDR,
 186         ITEM_ICMP6,
 187         ITEM_ICMP6_TYPE,
 188         ITEM_ICMP6_CODE,
 189         ITEM_ICMP6_ND_NS,
 190         ITEM_ICMP6_ND_NS_TARGET_ADDR,
 191         ITEM_ICMP6_ND_NA,
 192         ITEM_ICMP6_ND_NA_TARGET_ADDR,
 193         ITEM_ICMP6_ND_OPT,
 194         ITEM_ICMP6_ND_OPT_TYPE,
 195         ITEM_ICMP6_ND_OPT_SLA_ETH,
 196         ITEM_ICMP6_ND_OPT_SLA_ETH_SLA,
 197         ITEM_ICMP6_ND_OPT_TLA_ETH,
 198         ITEM_ICMP6_ND_OPT_TLA_ETH_TLA,
 199         ITEM_META,
 200         ITEM_META_DATA,
 201         ITEM_GRE_KEY,
 202         ITEM_GRE_KEY_VALUE,
 203         ITEM_GTP_PSC,
 204         ITEM_GTP_PSC_QFI,
 205         ITEM_GTP_PSC_PDU_T,
 206         ITEM_PPPOES,
 207         ITEM_PPPOED,
 208         ITEM_PPPOE_SEID,
 209         ITEM_PPPOE_PROTO_ID,
 210         ITEM_HIGIG2,
 211         ITEM_HIGIG2_CLASSIFICATION,
 212         ITEM_HIGIG2_VID,
 213
 214         /* Validate/create actions. */
 215         ACTIONS,
 216         ACTION_NEXT,
 217         ACTION_END,
 218         ACTION_VOID,
 219         ACTION_PASSTHRU,
 220         ACTION_JUMP,
 221         ACTION_JUMP_GROUP,
 222         ACTION_MARK,
 223         ACTION_MARK_ID,
 224         ACTION_FLAG,
 225         ACTION_QUEUE,
 226         ACTION_QUEUE_INDEX,
 227         ACTION_DROP,
 228         ACTION_COUNT,
 229         ACTION_COUNT_SHARED,
 230         ACTION_COUNT_ID,
 231         ACTION_RSS,
 232         ACTION_RSS_FUNC,
 233         ACTION_RSS_LEVEL,
 234         ACTION_RSS_FUNC_DEFAULT,
 235         ACTION_RSS_FUNC_TOEPLITZ,
 236         ACTION_RSS_FUNC_SIMPLE_XOR,
 237         ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ,
 238         ACTION_RSS_TYPES,
 239         ACTION_RSS_TYPE,
 240         ACTION_RSS_KEY,
 241         ACTION_RSS_KEY_LEN,
 242         ACTION_RSS_QUEUES,
 243         ACTION_RSS_QUEUE,
 244         ACTION_PF,
 245         ACTION_VF,
 246         ACTION_VF_ORIGINAL,
 247         ACTION_VF_ID,
 248         ACTION_PHY_PORT,
 249         ACTION_PHY_PORT_ORIGINAL,
 250         ACTION_PHY_PORT_INDEX,
 251         ACTION_PORT_ID,
 252         ACTION_PORT_ID_ORIGINAL,
 253         ACTION_PORT_ID_ID,
 254         ACTION_METER,
 255         ACTION_METER_ID,
 256         ACTION_OF_SET_MPLS_TTL,
 257         ACTION_OF_SET_MPLS_TTL_MPLS_TTL,
 258         ACTION_OF_DEC_MPLS_TTL,
 259         ACTION_OF_SET_NW_TTL,
 260         ACTION_OF_SET_NW_TTL_NW_TTL,
 261         ACTION_OF_DEC_NW_TTL,
 262         ACTION_OF_COPY_TTL_OUT,
 263         ACTION_OF_COPY_TTL_IN,
 264         ACTION_OF_POP_VLAN,
 265         ACTION_OF_PUSH_VLAN,
 266         ACTION_OF_PUSH_VLAN_ETHERTYPE,
 267         ACTION_OF_SET_VLAN_VID,
 268         ACTION_OF_SET_VLAN_VID_VLAN_VID,
 269         ACTION_OF_SET_VLAN_PCP,
 270         ACTION_OF_SET_VLAN_PCP_VLAN_PCP,
 271         ACTION_OF_POP_MPLS,
 272         ACTION_OF_POP_MPLS_ETHERTYPE,
 273         ACTION_OF_PUSH_MPLS,
 274         ACTION_OF_PUSH_MPLS_ETHERTYPE,
 275         ACTION_VXLAN_ENCAP,
 276         ACTION_VXLAN_DECAP,
 277         ACTION_NVGRE_ENCAP,
 278         ACTION_NVGRE_DECAP,
 279         ACTION_L2_ENCAP,
 280         ACTION_L2_DECAP,
 281         ACTION_MPLSOGRE_ENCAP,
 282         ACTION_MPLSOGRE_DECAP,
 283         ACTION_MPLSOUDP_ENCAP,
 284         ACTION_MPLSOUDP_DECAP,
 285         ACTION_SET_IPV4_SRC,
 286         ACTION_SET_IPV4_SRC_IPV4_SRC,
 287         ACTION_SET_IPV4_DST,
 288         ACTION_SET_IPV4_DST_IPV4_DST,
 289         ACTION_SET_IPV6_SRC,
 290         ACTION_SET_IPV6_SRC_IPV6_SRC,
 291         ACTION_SET_IPV6_DST,
 292         ACTION_SET_IPV6_DST_IPV6_DST,
 293         ACTION_SET_TP_SRC,
 294         ACTION_SET_TP_SRC_TP_SRC,
 295         ACTION_SET_TP_DST,
 296         ACTION_SET_TP_DST_TP_DST,
 297         ACTION_MAC_SWAP,
 298         ACTION_DEC_TTL,
 299         ACTION_SET_TTL,
 300         ACTION_SET_TTL_TTL,
 301         ACTION_SET_MAC_SRC,
 302         ACTION_SET_MAC_SRC_MAC_SRC,
 303         ACTION_SET_MAC_DST,
 304         ACTION_SET_MAC_DST_MAC_DST,
 305         ACTION_INC_TCP_SEQ,
 306         ACTION_INC_TCP_SEQ_VALUE,
 307         ACTION_DEC_TCP_SEQ,
 308         ACTION_DEC_TCP_SEQ_VALUE,
 309         ACTION_INC_TCP_ACK,
 310         ACTION_INC_TCP_ACK_VALUE,
 311         ACTION_DEC_TCP_ACK,
 312         ACTION_DEC_TCP_ACK_VALUE,
 313         ACTION_RAW_ENCAP,
 314         ACTION_RAW_DECAP,
 315         ACTION_RAW_ENCAP_INDEX,
 316         ACTION_RAW_ENCAP_INDEX_VALUE,
 317         ACTION_RAW_DECAP_INDEX,
 318         ACTION_RAW_DECAP_INDEX_VALUE,
 319 };
 320
 321 /** Maximum size for pattern in struct rte_flow_item_raw. */
 322 #define ITEM_RAW_PATTERN_SIZE 40
 323
 324 /** Storage size for struct rte_flow_item_raw including pattern. */
 325 #define ITEM_RAW_SIZE \
 326         (sizeof(struct rte_flow_item_raw) + ITEM_RAW_PATTERN_SIZE)
 327
 328 /** Maximum number of queue indices in struct rte_flow_action_rss. */
 329 #define ACTION_RSS_QUEUE_NUM 128
 330
 331 /** Storage for struct rte_flow_action_rss including external data. */
 332 struct action_rss_data {
 333         struct rte_flow_action_rss conf;
 334         uint8_t key[RSS_HASH_KEY_LENGTH];
 335         uint16_t queue[ACTION_RSS_QUEUE_NUM];
 336 };
 337
 338 /** Maximum data size in struct rte_flow_action_raw_encap. */
 339 #define ACTION_RAW_ENCAP_MAX_DATA 128
 340 #define RAW_ENCAP_CONFS_MAX_NUM 8
 341
 342 /** Storage for struct rte_flow_action_raw_encap. */
 343 struct raw_encap_conf {
 344         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 345         uint8_t preserve[ACTION_RAW_ENCAP_MAX_DATA];
 346         size_t size;
 347 };
 348
 349 struct raw_encap_conf raw_encap_confs[RAW_ENCAP_CONFS_MAX_NUM];
 350
 351 /** Storage for struct rte_flow_action_raw_encap including external data. */
 352 struct action_raw_encap_data {
 353         struct rte_flow_action_raw_encap conf;
 354         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 355         uint8_t preserve[ACTION_RAW_ENCAP_MAX_DATA];
 356         uint16_t idx;
 357 };
 358
 359 /** Storage for struct rte_flow_action_raw_decap. */
 360 struct raw_decap_conf {
 361         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 362         size_t size;
 363 };
 364
 365 struct raw_decap_conf raw_decap_confs[RAW_ENCAP_CONFS_MAX_NUM];
 366
 367 /** Storage for struct rte_flow_action_raw_decap including external data. */
 368 struct action_raw_decap_data {
 369         struct rte_flow_action_raw_decap conf;
 370         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 371         uint16_t idx;
 372 };
 373
 374 struct vxlan_encap_conf vxlan_encap_conf = {
 375         .select_ipv4 = 1,
 376         .select_vlan = 0,
 377         .select_tos_ttl = 0,
 378         .vni = "\x00\x00\x00",
 379         .udp_src = 0,
 380         .udp_dst = RTE_BE16(4789),
 381         .ipv4_src = RTE_IPV4(127, 0, 0, 1),
 382         .ipv4_dst = RTE_IPV4(255, 255, 255, 255),
 383         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 384                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 385         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 386                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 387         .vlan_tci = 0,
 388         .ip_tos = 0,
 389         .ip_ttl = 255,
 390         .eth_src = "\x00\x00\x00\x00\x00\x00",
 391         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 392 };
 393
 394 /** Maximum number of items in struct rte_flow_action_vxlan_encap. */
 395 #define ACTION_VXLAN_ENCAP_ITEMS_NUM 6
 396
 397 /** Storage for struct rte_flow_action_vxlan_encap including external data. */
 398 struct action_vxlan_encap_data {
 399         struct rte_flow_action_vxlan_encap conf;
 400         struct rte_flow_item items[ACTION_VXLAN_ENCAP_ITEMS_NUM];
 401         struct rte_flow_item_eth item_eth;
 402         struct rte_flow_item_vlan item_vlan;
 403         union {
 404                 struct rte_flow_item_ipv4 item_ipv4;
 405                 struct rte_flow_item_ipv6 item_ipv6;
 406         };
 407         struct rte_flow_item_udp item_udp;
 408         struct rte_flow_item_vxlan item_vxlan;
 409 };
 410
 411 struct nvgre_encap_conf nvgre_encap_conf = {
 412         .select_ipv4 = 1,
 413         .select_vlan = 0,
 414         .tni = "\x00\x00\x00",
 415         .ipv4_src = RTE_IPV4(127, 0, 0, 1),
 416         .ipv4_dst = RTE_IPV4(255, 255, 255, 255),
 417         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 418                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 419         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 420                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 421         .vlan_tci = 0,
 422         .eth_src = "\x00\x00\x00\x00\x00\x00",
 423         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 424 };
 425
 426 /** Maximum number of items in struct rte_flow_action_nvgre_encap. */
 427 #define ACTION_NVGRE_ENCAP_ITEMS_NUM 5
 428
 429 /** Storage for struct rte_flow_action_nvgre_encap including external data. */
 430 struct action_nvgre_encap_data {
 431         struct rte_flow_action_nvgre_encap conf;
 432         struct rte_flow_item items[ACTION_NVGRE_ENCAP_ITEMS_NUM];
 433         struct rte_flow_item_eth item_eth;
 434         struct rte_flow_item_vlan item_vlan;
 435         union {
 436                 struct rte_flow_item_ipv4 item_ipv4;
 437                 struct rte_flow_item_ipv6 item_ipv6;
 438         };
 439         struct rte_flow_item_nvgre item_nvgre;
 440 };
 441
 442 struct l2_encap_conf l2_encap_conf;
 443
 444 struct l2_decap_conf l2_decap_conf;
 445
 446 struct mplsogre_encap_conf mplsogre_encap_conf;
 447
 448 struct mplsogre_decap_conf mplsogre_decap_conf;
 449
 450 struct mplsoudp_encap_conf mplsoudp_encap_conf;
 451
 452 struct mplsoudp_decap_conf mplsoudp_decap_conf;
 453
 454 /** Maximum number of subsequent tokens and arguments on the stack. */
 455 #define CTX_STACK_SIZE 16
 456
 457 /** Parser context. */
 458 struct context {
 459         /** Stack of subsequent token lists to process. */
 460         const enum index *next[CTX_STACK_SIZE];
 461         /** Arguments for stacked tokens. */
 462         const void *args[CTX_STACK_SIZE];
 463         enum index curr; /**< Current token index. */
 464         enum index prev; /**< Index of the last token seen. */
 465         int next_num; /**< Number of entries in next[]. */
 466         int args_num; /**< Number of entries in args[]. */
 467         uint32_t eol:1; /**< EOL has been detected. */
 468         uint32_t last:1; /**< No more arguments. */
 469         portid_t port; /**< Current port ID (for completions). */
 470         uint32_t objdata; /**< Object-specific data. */
 471         void *object; /**< Address of current object for relative offsets. */
 472         void *objmask; /**< Object a full mask must be written to. */
 473 };
 474
 475 /** Token argument. */
 476 struct arg {
 477         uint32_t hton:1; /**< Use network byte ordering. */
 478         uint32_t sign:1; /**< Value is signed. */
 479         uint32_t bounded:1; /**< Value is bounded. */
 480         uintmax_t min; /**< Minimum value if bounded. */
 481         uintmax_t max; /**< Maximum value if bounded. */
 482         uint32_t offset; /**< Relative offset from ctx->object. */
 483         uint32_t size; /**< Field size. */
 484         const uint8_t *mask; /**< Bit-mask to use instead of offset/size. */
 485 };
 486
 487 /** Parser token definition. */
 488 struct token {
 489         /** Type displayed during completion (defaults to "TOKEN"). */
 490         const char *type;
 491         /** Help displayed during completion (defaults to token name). */
 492         const char *help;
 493         /** Private data used by parser functions. */
 494         const void *priv;
 495         /**
 496          * Lists of subsequent tokens to push on the stack. Each call to the
 497          * parser consumes the last entry of that stack.
 498          */
 499         const enum index *const *next;
 500         /** Arguments stack for subsequent tokens that need them. */
 501         const struct arg *const *args;
 502         /**
 503          * Token-processing callback, returns -1 in case of error, the
 504          * length of the matched string otherwise. If NULL, attempts to
 505          * match the token name.
 506          *
 507          * If buf is not NULL, the result should be stored in it according
 508          * to context. An error is returned if not large enough.
 509          */
 510         int (*call)(struct context *ctx, const struct token *token,
 511                     const char *str, unsigned int len,
 512                     void *buf, unsigned int size);
 513         /**
 514          * Callback that provides possible values for this token, used for
 515          * completion. Returns -1 in case of error, the number of possible
 516          * values otherwise. If NULL, the token name is used.
 517          *
 518          * If buf is not NULL, entry index ent is written to buf and the
 519          * full length of the entry is returned (same behavior as
 520          * snprintf()).
 521          */
 522         int (*comp)(struct context *ctx, const struct token *token,
 523                     unsigned int ent, char *buf, unsigned int size);
 524         /** Mandatory token name, no default value. */
 525         const char *name;
 526 };
 527
 528 /** Static initializer for the next field. */
 529 #define NEXT(...) (const enum index *const []){ __VA_ARGS__, NULL, }
 530
 531 /** Static initializer for a NEXT() entry. */
 532 #define NEXT_ENTRY(...) (const enum index []){ __VA_ARGS__, ZERO, }
 533
 534 /** Static initializer for the args field. */
 535 #define ARGS(...) (const struct arg *const []){ __VA_ARGS__, NULL, }
 536
 537 /** Static initializer for ARGS() to target a field. */
 538 #define ARGS_ENTRY(s, f) \
 539         (&(const struct arg){ \
 540                 .offset = offsetof(s, f), \
 541                 .size = sizeof(((s *)0)->f), \
 542         })
 543
 544 /** Static initializer for ARGS() to target a bit-field. */
 545 #define ARGS_ENTRY_BF(s, f, b) \
 546         (&(const struct arg){ \
 547                 .size = sizeof(s), \
 548                 .mask = (const void *)&(const s){ .f = (1 << (b)) - 1 }, \
 549         })
 550
 551 /** Static initializer for ARGS() to target an arbitrary bit-mask. */
 552 #define ARGS_ENTRY_MASK(s, f, m) \
 553         (&(const struct arg){ \
 554                 .offset = offsetof(s, f), \
 555                 .size = sizeof(((s *)0)->f), \
 556                 .mask = (const void *)(m), \
 557         })
 558
 559 /** Same as ARGS_ENTRY_MASK() using network byte ordering for the value. */
 560 #define ARGS_ENTRY_MASK_HTON(s, f, m) \
 561         (&(const struct arg){ \
 562                 .hton = 1, \
 563                 .offset = offsetof(s, f), \
 564                 .size = sizeof(((s *)0)->f), \
 565                 .mask = (const void *)(m), \
 566         })
 567
 568 /** Static initializer for ARGS() to target a pointer. */
 569 #define ARGS_ENTRY_PTR(s, f) \
 570         (&(const struct arg){ \
 571                 .size = sizeof(*((s *)0)->f), \
 572         })
 573
 574 /** Static initializer for ARGS() with arbitrary offset and size. */
 575 #define ARGS_ENTRY_ARB(o, s) \
 576         (&(const struct arg){ \
 577                 .offset = (o), \
 578                 .size = (s), \
 579         })
 580
 581 /** Same as ARGS_ENTRY_ARB() with bounded values. */
 582 #define ARGS_ENTRY_ARB_BOUNDED(o, s, i, a) \
 583         (&(const struct arg){ \
 584                 .bounded = 1, \
 585                 .min = (i), \
 586                 .max = (a), \
 587                 .offset = (o), \
 588                 .size = (s), \
 589         })
 590
 591 /** Same as ARGS_ENTRY() using network byte ordering. */
 592 #define ARGS_ENTRY_HTON(s, f) \
 593         (&(const struct arg){ \
 594                 .hton = 1, \
 595                 .offset = offsetof(s, f), \
 596                 .size = sizeof(((s *)0)->f), \
 597         })
 598
 599 /** Same as ARGS_ENTRY_HTON() for a single argument, without structure. */
 600 #define ARG_ENTRY_HTON(s) \
 601         (&(const struct arg){ \
 602                 .hton = 1, \
 603                 .offset = 0, \
 604                 .size = sizeof(s), \
 605         })
 606
 607 /** Parser output buffer layout expected by cmd_flow_parsed(). */
 608 struct buffer {
 609         enum index command; /**< Flow command. */
 610         portid_t port; /**< Affected port ID. */
 611         union {
 612                 struct {
 613                         struct rte_flow_attr attr;
 614                         struct rte_flow_item *pattern;
 615                         struct rte_flow_action *actions;
 616                         uint32_t pattern_n;
 617                         uint32_t actions_n;
 618                         uint8_t *data;
 619                 } vc; /**< Validate/create arguments. */
 620                 struct {
 621                         uint32_t *rule;
 622                         uint32_t rule_n;
 623                 } destroy; /**< Destroy arguments. */
 624                 struct {
 625                         uint32_t rule;
 626                         struct rte_flow_action action;
 627                 } query; /**< Query arguments. */
 628                 struct {
 629                         uint32_t *group;
 630                         uint32_t group_n;
 631                 } list; /**< List arguments. */
 632                 struct {
 633                         int set;
 634                 } isolate; /**< Isolated mode arguments. */
 635         } args; /**< Command arguments. */
 636 };
 637
 638 /** Private data for pattern items. */
 639 struct parse_item_priv {
 640         enum rte_flow_item_type type; /**< Item type. */
 641         uint32_t size; /**< Size of item specification structure. */
 642 };
 643
 644 #define PRIV_ITEM(t, s) \
 645         (&(const struct parse_item_priv){ \
 646                 .type = RTE_FLOW_ITEM_TYPE_ ## t, \
 647                 .size = s, \
 648         })
 649
 650 /** Private data for actions. */
 651 struct parse_action_priv {
 652         enum rte_flow_action_type type; /**< Action type. */
 653         uint32_t size; /**< Size of action configuration structure. */
 654 };
 655
 656 #define PRIV_ACTION(t, s) \
 657         (&(const struct parse_action_priv){ \
 658                 .type = RTE_FLOW_ACTION_TYPE_ ## t, \
 659                 .size = s, \
 660         })
 661
 662 static const enum index next_vc_attr[] = {
 663         GROUP,
 664         PRIORITY,
 665         INGRESS,
 666         EGRESS,
 667         TRANSFER,
 668         PATTERN,
 669         ZERO,
 670 };
 671
 672 static const enum index next_destroy_attr[] = {
 673         DESTROY_RULE,
 674         END,
 675         ZERO,
 676 };
 677
 678 static const enum index next_list_attr[] = {
 679         LIST_GROUP,
 680         END,
 681         ZERO,
 682 };
 683
 684 static const enum index item_param[] = {
 685         ITEM_PARAM_IS,
 686         ITEM_PARAM_SPEC,
 687         ITEM_PARAM_LAST,
 688         ITEM_PARAM_MASK,
 689         ITEM_PARAM_PREFIX,
 690         ZERO,
 691 };
 692
 693 static const enum index next_item[] = {
 694         ITEM_END,
 695         ITEM_VOID,
 696         ITEM_INVERT,
 697         ITEM_ANY,
 698         ITEM_PF,
 699         ITEM_VF,
 700         ITEM_PHY_PORT,
 701         ITEM_PORT_ID,
 702         ITEM_MARK,
 703         ITEM_RAW,
 704         ITEM_ETH,
 705         ITEM_VLAN,
 706         ITEM_IPV4,
 707         ITEM_IPV6,
 708         ITEM_ICMP,
 709         ITEM_UDP,
 710         ITEM_TCP,
 711         ITEM_SCTP,
 712         ITEM_VXLAN,
 713         ITEM_E_TAG,
 714         ITEM_NVGRE,
 715         ITEM_MPLS,
 716         ITEM_GRE,
 717         ITEM_FUZZY,
 718         ITEM_GTP,
 719         ITEM_GTPC,
 720         ITEM_GTPU,
 721         ITEM_GENEVE,
 722         ITEM_VXLAN_GPE,
 723         ITEM_ARP_ETH_IPV4,
 724         ITEM_IPV6_EXT,
 725         ITEM_ICMP6,
 726         ITEM_ICMP6_ND_NS,
 727         ITEM_ICMP6_ND_NA,
 728         ITEM_ICMP6_ND_OPT,
 729         ITEM_ICMP6_ND_OPT_SLA_ETH,
 730         ITEM_ICMP6_ND_OPT_TLA_ETH,
 731         ITEM_META,
 732         ITEM_GRE_KEY,
 733         ITEM_GTP_PSC,
 734         ITEM_PPPOES,
 735         ITEM_PPPOED,
 736         ITEM_PPPOE_PROTO_ID,
 737         ITEM_HIGIG2,
 738         END_SET,
 739         ZERO,
 740 };
 741
 742 static const enum index item_fuzzy[] = {
 743         ITEM_FUZZY_THRESH,
 744         ITEM_NEXT,
 745         ZERO,
 746 };
 747
 748 static const enum index item_any[] = {
 749         ITEM_ANY_NUM,
 750         ITEM_NEXT,
 751         ZERO,
 752 };
 753
 754 static const enum index item_vf[] = {
 755         ITEM_VF_ID,
 756         ITEM_NEXT,
 757         ZERO,
 758 };
 759
 760 static const enum index item_phy_port[] = {
 761         ITEM_PHY_PORT_INDEX,
 762         ITEM_NEXT,
 763         ZERO,
 764 };
 765
 766 static const enum index item_port_id[] = {
 767         ITEM_PORT_ID_ID,
 768         ITEM_NEXT,
 769         ZERO,
 770 };
 771
 772 static const enum index item_mark[] = {
 773         ITEM_MARK_ID,
 774         ITEM_NEXT,
 775         ZERO,
 776 };
 777
 778 static const enum index item_raw[] = {
 779         ITEM_RAW_RELATIVE,
 780         ITEM_RAW_SEARCH,
 781         ITEM_RAW_OFFSET,
 782         ITEM_RAW_LIMIT,
 783         ITEM_RAW_PATTERN,
 784         ITEM_NEXT,
 785         ZERO,
 786 };
 787
 788 static const enum index item_eth[] = {
 789         ITEM_ETH_DST,
 790         ITEM_ETH_SRC,
 791         ITEM_ETH_TYPE,
 792         ITEM_NEXT,
 793         ZERO,
 794 };
 795
 796 static const enum index item_vlan[] = {
 797         ITEM_VLAN_TCI,
 798         ITEM_VLAN_PCP,
 799         ITEM_VLAN_DEI,
 800         ITEM_VLAN_VID,
 801         ITEM_VLAN_INNER_TYPE,
 802         ITEM_NEXT,
 803         ZERO,
 804 };
 805
 806 static const enum index item_ipv4[] = {
 807         ITEM_IPV4_TOS,
 808         ITEM_IPV4_TTL,
 809         ITEM_IPV4_PROTO,
 810         ITEM_IPV4_SRC,
 811         ITEM_IPV4_DST,
 812         ITEM_NEXT,
 813         ZERO,
 814 };
 815
 816 static const enum index item_ipv6[] = {
 817         ITEM_IPV6_TC,
 818         ITEM_IPV6_FLOW,
 819         ITEM_IPV6_PROTO,
 820         ITEM_IPV6_HOP,
 821         ITEM_IPV6_SRC,
 822         ITEM_IPV6_DST,
 823         ITEM_NEXT,
 824         ZERO,
 825 };
 826
 827 static const enum index item_icmp[] = {
 828         ITEM_ICMP_TYPE,
 829         ITEM_ICMP_CODE,
 830         ITEM_NEXT,
 831         ZERO,
 832 };
 833
 834 static const enum index item_udp[] = {
 835         ITEM_UDP_SRC,
 836         ITEM_UDP_DST,
 837         ITEM_NEXT,
 838         ZERO,
 839 };
 840
 841 static const enum index item_tcp[] = {
 842         ITEM_TCP_SRC,
 843         ITEM_TCP_DST,
 844         ITEM_TCP_FLAGS,
 845         ITEM_NEXT,
 846         ZERO,
 847 };
 848
 849 static const enum index item_sctp[] = {
 850         ITEM_SCTP_SRC,
 851         ITEM_SCTP_DST,
 852         ITEM_SCTP_TAG,
 853         ITEM_SCTP_CKSUM,
 854         ITEM_NEXT,
 855         ZERO,
 856 };
 857
 858 static const enum index item_vxlan[] = {
 859         ITEM_VXLAN_VNI,
 860         ITEM_NEXT,
 861         ZERO,
 862 };
 863
 864 static const enum index item_e_tag[] = {
 865         ITEM_E_TAG_GRP_ECID_B,
 866         ITEM_NEXT,
 867         ZERO,
 868 };
 869
 870 static const enum index item_nvgre[] = {
 871         ITEM_NVGRE_TNI,
 872         ITEM_NEXT,
 873         ZERO,
 874 };
 875
 876 static const enum index item_mpls[] = {
 877         ITEM_MPLS_LABEL,
 878         ITEM_MPLS_TC,
 879         ITEM_MPLS_S,
 880         ITEM_NEXT,
 881         ZERO,
 882 };
 883
 884 static const enum index item_gre[] = {
 885         ITEM_GRE_PROTO,
 886         ITEM_GRE_C_RSVD0_VER,
 887         ITEM_GRE_C_BIT,
 888         ITEM_GRE_K_BIT,
 889         ITEM_GRE_S_BIT,
 890         ITEM_NEXT,
 891         ZERO,
 892 };
 893
 894 static const enum index item_gre_key[] = {
 895         ITEM_GRE_KEY_VALUE,
 896         ITEM_NEXT,
 897         ZERO,
 898 };
 899
 900 static const enum index item_gtp[] = {
 901         ITEM_GTP_TEID,
 902         ITEM_NEXT,
 903         ZERO,
 904 };
 905
 906 static const enum index item_geneve[] = {
 907         ITEM_GENEVE_VNI,
 908         ITEM_GENEVE_PROTO,
 909         ITEM_NEXT,
 910         ZERO,
 911 };
 912
 913 static const enum index item_vxlan_gpe[] = {
 914         ITEM_VXLAN_GPE_VNI,
 915         ITEM_NEXT,
 916         ZERO,
 917 };
 918
 919 static const enum index item_arp_eth_ipv4[] = {
 920         ITEM_ARP_ETH_IPV4_SHA,
 921         ITEM_ARP_ETH_IPV4_SPA,
 922         ITEM_ARP_ETH_IPV4_THA,
 923         ITEM_ARP_ETH_IPV4_TPA,
 924         ITEM_NEXT,
 925         ZERO,
 926 };
 927
 928 static const enum index item_ipv6_ext[] = {
 929         ITEM_IPV6_EXT_NEXT_HDR,
 930         ITEM_NEXT,
 931         ZERO,
 932 };
 933
 934 static const enum index item_icmp6[] = {
 935         ITEM_ICMP6_TYPE,
 936         ITEM_ICMP6_CODE,
 937         ITEM_NEXT,
 938         ZERO,
 939 };
 940
 941 static const enum index item_icmp6_nd_ns[] = {
 942         ITEM_ICMP6_ND_NS_TARGET_ADDR,
 943         ITEM_NEXT,
 944         ZERO,
 945 };
 946
 947 static const enum index item_icmp6_nd_na[] = {
 948         ITEM_ICMP6_ND_NA_TARGET_ADDR,
 949         ITEM_NEXT,
 950         ZERO,
 951 };
 952
 953 static const enum index item_icmp6_nd_opt[] = {
 954         ITEM_ICMP6_ND_OPT_TYPE,
 955         ITEM_NEXT,
 956         ZERO,
 957 };
 958
 959 static const enum index item_icmp6_nd_opt_sla_eth[] = {
 960         ITEM_ICMP6_ND_OPT_SLA_ETH_SLA,
 961         ITEM_NEXT,
 962         ZERO,
 963 };
 964
 965 static const enum index item_icmp6_nd_opt_tla_eth[] = {
 966         ITEM_ICMP6_ND_OPT_TLA_ETH_TLA,
 967         ITEM_NEXT,
 968         ZERO,
 969 };
 970
 971 static const enum index item_meta[] = {
 972         ITEM_META_DATA,
 973         ITEM_NEXT,
 974         ZERO,
 975 };
 976
 977 static const enum index item_gtp_psc[] = {
 978         ITEM_GTP_PSC_QFI,
 979         ITEM_GTP_PSC_PDU_T,
 980         ITEM_NEXT,
 981         ZERO,
 982 };
 983
 984 static const enum index item_pppoed[] = {
 985         ITEM_PPPOE_SEID,
 986         ITEM_NEXT,
 987         ZERO,
 988 };
 989
 990 static const enum index item_pppoes[] = {
 991         ITEM_PPPOE_SEID,
 992         ITEM_NEXT,
 993         ZERO,
 994 };
 995
 996 static const enum index item_pppoe_proto_id[] = {
 997         ITEM_PPPOE_PROTO_ID,
 998         ITEM_NEXT,
 999         ZERO,
1000 };
1001
1002 static const enum index item_higig2[] = {
1003         ITEM_HIGIG2_CLASSIFICATION,
1004         ITEM_HIGIG2_VID,
1005         ITEM_NEXT,
1006         ZERO,
1007 };
1008
1009 static const enum index next_set_raw[] = {
1010         SET_RAW_INDEX,
1011         ITEM_ETH,
1012         ZERO,
1013 };
1014
1015 static const enum index next_action[] = {
1016         ACTION_END,
1017         ACTION_VOID,
1018         ACTION_PASSTHRU,
1019         ACTION_JUMP,
1020         ACTION_MARK,
1021         ACTION_FLAG,
1022         ACTION_QUEUE,
1023         ACTION_DROP,
1024         ACTION_COUNT,
1025         ACTION_RSS,
1026         ACTION_PF,
1027         ACTION_VF,
1028         ACTION_PHY_PORT,
1029         ACTION_PORT_ID,
1030         ACTION_METER,
1031         ACTION_OF_SET_MPLS_TTL,
1032         ACTION_OF_DEC_MPLS_TTL,
1033         ACTION_OF_SET_NW_TTL,
1034         ACTION_OF_DEC_NW_TTL,
1035         ACTION_OF_COPY_TTL_OUT,
1036         ACTION_OF_COPY_TTL_IN,
1037         ACTION_OF_POP_VLAN,
1038         ACTION_OF_PUSH_VLAN,
1039         ACTION_OF_SET_VLAN_VID,
1040         ACTION_OF_SET_VLAN_PCP,
1041         ACTION_OF_POP_MPLS,
1042         ACTION_OF_PUSH_MPLS,
1043         ACTION_VXLAN_ENCAP,
1044         ACTION_VXLAN_DECAP,
1045         ACTION_NVGRE_ENCAP,
1046         ACTION_NVGRE_DECAP,
1047         ACTION_L2_ENCAP,
1048         ACTION_L2_DECAP,
1049         ACTION_MPLSOGRE_ENCAP,
1050         ACTION_MPLSOGRE_DECAP,
1051         ACTION_MPLSOUDP_ENCAP,
1052         ACTION_MPLSOUDP_DECAP,
1053         ACTION_SET_IPV4_SRC,
1054         ACTION_SET_IPV4_DST,
1055         ACTION_SET_IPV6_SRC,
1056         ACTION_SET_IPV6_DST,
1057         ACTION_SET_TP_SRC,
1058         ACTION_SET_TP_DST,
1059         ACTION_MAC_SWAP,
1060         ACTION_DEC_TTL,
1061         ACTION_SET_TTL,
1062         ACTION_SET_MAC_SRC,
1063         ACTION_SET_MAC_DST,
1064         ACTION_INC_TCP_SEQ,
1065         ACTION_DEC_TCP_SEQ,
1066         ACTION_INC_TCP_ACK,
1067         ACTION_DEC_TCP_ACK,
1068         ACTION_RAW_ENCAP,
1069         ACTION_RAW_DECAP,
1070         ZERO,
1071 };
1072
1073 static const enum index action_mark[] = {
1074         ACTION_MARK_ID,
1075         ACTION_NEXT,
1076         ZERO,
1077 };
1078
1079 static const enum index action_queue[] = {
1080         ACTION_QUEUE_INDEX,
1081         ACTION_NEXT,
1082         ZERO,
1083 };
1084
1085 static const enum index action_count[] = {
1086         ACTION_COUNT_ID,
1087         ACTION_COUNT_SHARED,
1088         ACTION_NEXT,
1089         ZERO,
1090 };
1091
1092 static const enum index action_rss[] = {
1093         ACTION_RSS_FUNC,
1094         ACTION_RSS_LEVEL,
1095         ACTION_RSS_TYPES,
1096         ACTION_RSS_KEY,
1097         ACTION_RSS_KEY_LEN,
1098         ACTION_RSS_QUEUES,
1099         ACTION_NEXT,
1100         ZERO,
1101 };
1102
1103 static const enum index action_vf[] = {
1104         ACTION_VF_ORIGINAL,
1105         ACTION_VF_ID,
1106         ACTION_NEXT,
1107         ZERO,
1108 };
1109
1110 static const enum index action_phy_port[] = {
1111         ACTION_PHY_PORT_ORIGINAL,
1112         ACTION_PHY_PORT_INDEX,
1113         ACTION_NEXT,
1114         ZERO,
1115 };
1116
1117 static const enum index action_port_id[] = {
1118         ACTION_PORT_ID_ORIGINAL,
1119         ACTION_PORT_ID_ID,
1120         ACTION_NEXT,
1121         ZERO,
1122 };
1123
1124 static const enum index action_meter[] = {
1125         ACTION_METER_ID,
1126         ACTION_NEXT,
1127         ZERO,
1128 };
1129
1130 static const enum index action_of_set_mpls_ttl[] = {
1131         ACTION_OF_SET_MPLS_TTL_MPLS_TTL,
1132         ACTION_NEXT,
1133         ZERO,
1134 };
1135
1136 static const enum index action_of_set_nw_ttl[] = {
1137         ACTION_OF_SET_NW_TTL_NW_TTL,
1138         ACTION_NEXT,
1139         ZERO,
1140 };
1141
1142 static const enum index action_of_push_vlan[] = {
1143         ACTION_OF_PUSH_VLAN_ETHERTYPE,
1144         ACTION_NEXT,
1145         ZERO,
1146 };
1147
1148 static const enum index action_of_set_vlan_vid[] = {
1149         ACTION_OF_SET_VLAN_VID_VLAN_VID,
1150         ACTION_NEXT,
1151         ZERO,
1152 };
1153
1154 static const enum index action_of_set_vlan_pcp[] = {
1155         ACTION_OF_SET_VLAN_PCP_VLAN_PCP,
1156         ACTION_NEXT,
1157         ZERO,
1158 };
1159
1160 static const enum index action_of_pop_mpls[] = {
1161         ACTION_OF_POP_MPLS_ETHERTYPE,
1162         ACTION_NEXT,
1163         ZERO,
1164 };
1165
1166 static const enum index action_of_push_mpls[] = {
1167         ACTION_OF_PUSH_MPLS_ETHERTYPE,
1168         ACTION_NEXT,
1169         ZERO,
1170 };
1171
1172 static const enum index action_set_ipv4_src[] = {
1173         ACTION_SET_IPV4_SRC_IPV4_SRC,
1174         ACTION_NEXT,
1175         ZERO,
1176 };
1177
1178 static const enum index action_set_mac_src[] = {
1179         ACTION_SET_MAC_SRC_MAC_SRC,
1180         ACTION_NEXT,
1181         ZERO,
1182 };
1183
1184 static const enum index action_set_ipv4_dst[] = {
1185         ACTION_SET_IPV4_DST_IPV4_DST,
1186         ACTION_NEXT,
1187         ZERO,
1188 };
1189
1190 static const enum index action_set_ipv6_src[] = {
1191         ACTION_SET_IPV6_SRC_IPV6_SRC,
1192         ACTION_NEXT,
1193         ZERO,
1194 };
1195
1196 static const enum index action_set_ipv6_dst[] = {
1197         ACTION_SET_IPV6_DST_IPV6_DST,
1198         ACTION_NEXT,
1199         ZERO,
1200 };
1201
1202 static const enum index action_set_tp_src[] = {
1203         ACTION_SET_TP_SRC_TP_SRC,
1204         ACTION_NEXT,
1205         ZERO,
1206 };
1207
1208 static const enum index action_set_tp_dst[] = {
1209         ACTION_SET_TP_DST_TP_DST,
1210         ACTION_NEXT,
1211         ZERO,
1212 };
1213
1214 static const enum index action_set_ttl[] = {
1215         ACTION_SET_TTL_TTL,
1216         ACTION_NEXT,
1217         ZERO,
1218 };
1219
1220 static const enum index action_jump[] = {
1221         ACTION_JUMP_GROUP,
1222         ACTION_NEXT,
1223         ZERO,
1224 };
1225
1226 static const enum index action_set_mac_dst[] = {
1227         ACTION_SET_MAC_DST_MAC_DST,
1228         ACTION_NEXT,
1229         ZERO,
1230 };
1231
1232 static const enum index action_inc_tcp_seq[] = {
1233         ACTION_INC_TCP_SEQ_VALUE,
1234         ACTION_NEXT,
1235         ZERO,
1236 };
1237
1238 static const enum index action_dec_tcp_seq[] = {
1239         ACTION_DEC_TCP_SEQ_VALUE,
1240         ACTION_NEXT,
1241         ZERO,
1242 };
1243
1244 static const enum index action_inc_tcp_ack[] = {
1245         ACTION_INC_TCP_ACK_VALUE,
1246         ACTION_NEXT,
1247         ZERO,
1248 };
1249
1250 static const enum index action_dec_tcp_ack[] = {
1251         ACTION_DEC_TCP_ACK_VALUE,
1252         ACTION_NEXT,
1253         ZERO,
1254 };
1255
1256 static const enum index action_raw_encap[] = {
1257         ACTION_RAW_ENCAP_INDEX,
1258         ACTION_NEXT,
1259         ZERO,
1260 };
1261
1262 static const enum index action_raw_decap[] = {
1263         ACTION_RAW_DECAP_INDEX,
1264         ACTION_NEXT,
1265         ZERO,
1266 };
1267
1268 static int parse_set_raw_encap_decap(struct context *, const struct token *,
1269                                      const char *, unsigned int,
1270                                      void *, unsigned int);
1271 static int parse_set_init(struct context *, const struct token *,
1272                           const char *, unsigned int,
1273                           void *, unsigned int);
1274 static int parse_init(struct context *, const struct token *,
1275                       const char *, unsigned int,
1276                       void *, unsigned int);
1277 static int parse_vc(struct context *, const struct token *,
1278                     const char *, unsigned int,
1279                     void *, unsigned int);
1280 static int parse_vc_spec(struct context *, const struct token *,
1281                          const char *, unsigned int, void *, unsigned int);
1282 static int parse_vc_conf(struct context *, const struct token *,
1283                          const char *, unsigned int, void *, unsigned int);
1284 static int parse_vc_action_rss(struct context *, const struct token *,
1285                                const char *, unsigned int, void *,
1286                                unsigned int);
1287 static int parse_vc_action_rss_func(struct context *, const struct token *,
1288                                     const char *, unsigned int, void *,
1289                                     unsigned int);
1290 static int parse_vc_action_rss_type(struct context *, const struct token *,
1291                                     const char *, unsigned int, void *,
1292                                     unsigned int);
1293 static int parse_vc_action_rss_queue(struct context *, const struct token *,
1294                                      const char *, unsigned int, void *,
1295                                      unsigned int);
1296 static int parse_vc_action_vxlan_encap(struct context *, const struct token *,
1297                                        const char *, unsigned int, void *,
1298                                        unsigned int);
1299 static int parse_vc_action_nvgre_encap(struct context *, const struct token *,
1300                                        const char *, unsigned int, void *,
1301                                        unsigned int);
1302 static int parse_vc_action_l2_encap(struct context *, const struct token *,
1303                                     const char *, unsigned int, void *,
1304                                     unsigned int);
1305 static int parse_vc_action_l2_decap(struct context *, const struct token *,
1306                                     const char *, unsigned int, void *,
1307                                     unsigned int);
1308 static int parse_vc_action_mplsogre_encap(struct context *,
1309                                           const struct token *, const char *,
1310                                           unsigned int, void *, unsigned int);
1311 static int parse_vc_action_mplsogre_decap(struct context *,
1312                                           const struct token *, const char *,
1313                                           unsigned int, void *, unsigned int);
1314 static int parse_vc_action_mplsoudp_encap(struct context *,
1315                                           const struct token *, const char *,
1316                                           unsigned int, void *, unsigned int);
1317 static int parse_vc_action_mplsoudp_decap(struct context *,
1318                                           const struct token *, const char *,
1319                                           unsigned int, void *, unsigned int);
1320 static int parse_vc_action_raw_encap(struct context *,
1321                                      const struct token *, const char *,
1322                                      unsigned int, void *, unsigned int);
1323 static int parse_vc_action_raw_decap(struct context *,
1324                                      const struct token *, const char *,
1325                                      unsigned int, void *, unsigned int);
1326 static int parse_vc_action_raw_encap_index(struct context *,
1327                                            const struct token *, const char *,
1328                                            unsigned int, void *, unsigned int);
1329 static int parse_vc_action_raw_decap_index(struct context *,
1330                                            const struct token *, const char *,
1331                                            unsigned int, void *, unsigned int);
1332 static int parse_destroy(struct context *, const struct token *,
1333                          const char *, unsigned int,
1334                          void *, unsigned int);
1335 static int parse_flush(struct context *, const struct token *,
1336                        const char *, unsigned int,
1337                        void *, unsigned int);
1338 static int parse_query(struct context *, const struct token *,
1339                        const char *, unsigned int,
1340                        void *, unsigned int);
1341 static int parse_action(struct context *, const struct token *,
1342                         const char *, unsigned int,
1343                         void *, unsigned int);
1344 static int parse_list(struct context *, const struct token *,
1345                       const char *, unsigned int,
1346                       void *, unsigned int);
1347 static int parse_isolate(struct context *, const struct token *,
1348                          const char *, unsigned int,
1349                          void *, unsigned int);
1350 static int parse_int(struct context *, const struct token *,
1351                      const char *, unsigned int,
1352                      void *, unsigned int);
1353 static int parse_prefix(struct context *, const struct token *,
1354                         const char *, unsigned int,
1355                         void *, unsigned int);
1356 static int parse_boolean(struct context *, const struct token *,
1357                          const char *, unsigned int,
1358                          void *, unsigned int);
1359 static int parse_string(struct context *, const struct token *,
1360                         const char *, unsigned int,
1361                         void *, unsigned int);
1362 static int parse_hex(struct context *ctx, const struct token *token,
1363                         const char *str, unsigned int len,
1364                         void *buf, unsigned int size);
1365 static int parse_mac_addr(struct context *, const struct token *,
1366                           const char *, unsigned int,
1367                           void *, unsigned int);
1368 static int parse_ipv4_addr(struct context *, const struct token *,
1369                            const char *, unsigned int,
1370                            void *, unsigned int);
1371 static int parse_ipv6_addr(struct context *, const struct token *,
1372                            const char *, unsigned int,
1373                            void *, unsigned int);
1374 static int parse_port(struct context *, const struct token *,
1375                       const char *, unsigned int,
1376                       void *, unsigned int);
1377 static int comp_none(struct context *, const struct token *,
1378                      unsigned int, char *, unsigned int);
1379 static int comp_boolean(struct context *, const struct token *,
1380                         unsigned int, char *, unsigned int);
1381 static int comp_action(struct context *, const struct token *,
1382                        unsigned int, char *, unsigned int);
1383 static int comp_port(struct context *, const struct token *,
1384                      unsigned int, char *, unsigned int);
1385 static int comp_rule_id(struct context *, const struct token *,
1386                         unsigned int, char *, unsigned int);
1387 static int comp_vc_action_rss_type(struct context *, const struct token *,
1388                                    unsigned int, char *, unsigned int);
1389 static int comp_vc_action_rss_queue(struct context *, const struct token *,
1390                                     unsigned int, char *, unsigned int);
1391 static int comp_set_raw_index(struct context *, const struct token *,
1392                               unsigned int, char *, unsigned int);
1393
1394 /** Token definitions. */
1395 static const struct token token_list[] = {
1396         /* Special tokens. */
1397         [ZERO] = {
1398                 .name = "ZERO",
1399                 .help = "null entry, abused as the entry point",
1400                 .next = NEXT(NEXT_ENTRY(FLOW)),
1401         },
1402         [END] = {
1403                 .name = "",
1404                 .type = "RETURN",
1405                 .help = "command may end here",
1406         },
1407         [START_SET] = {
1408                 .name = "START_SET",
1409                 .help = "null entry, abused as the entry point for set",
1410                 .next = NEXT(NEXT_ENTRY(SET)),
1411         },
1412         [END_SET] = {
1413                 .name = "end_set",
1414                 .type = "RETURN",
1415                 .help = "set command may end here",
1416         },
1417         /* Common tokens. */
1418         [INTEGER] = {
1419                 .name = "{int}",
1420                 .type = "INTEGER",
1421                 .help = "integer value",
1422                 .call = parse_int,
1423                 .comp = comp_none,
1424         },
1425         [UNSIGNED] = {
1426                 .name = "{unsigned}",
1427                 .type = "UNSIGNED",
1428                 .help = "unsigned integer value",
1429                 .call = parse_int,
1430                 .comp = comp_none,
1431         },
1432         [PREFIX] = {
1433                 .name = "{prefix}",
1434                 .type = "PREFIX",
1435                 .help = "prefix length for bit-mask",
1436                 .call = parse_prefix,
1437                 .comp = comp_none,
1438         },
1439         [BOOLEAN] = {
1440                 .name = "{boolean}",
1441                 .type = "BOOLEAN",
1442                 .help = "any boolean value",
1443                 .call = parse_boolean,
1444                 .comp = comp_boolean,
1445         },
1446         [STRING] = {
1447                 .name = "{string}",
1448                 .type = "STRING",
1449                 .help = "fixed string",
1450                 .call = parse_string,
1451                 .comp = comp_none,
1452         },
1453         [HEX] = {
1454                 .name = "{hex}",
1455                 .type = "HEX",
1456                 .help = "fixed string",
1457                 .call = parse_hex,
1458                 .comp = comp_none,
1459         },
1460         [MAC_ADDR] = {
1461                 .name = "{MAC address}",
1462                 .type = "MAC-48",
1463                 .help = "standard MAC address notation",
1464                 .call = parse_mac_addr,
1465                 .comp = comp_none,
1466         },
1467         [IPV4_ADDR] = {
1468                 .name = "{IPv4 address}",
1469                 .type = "IPV4 ADDRESS",
1470                 .help = "standard IPv4 address notation",
1471                 .call = parse_ipv4_addr,
1472                 .comp = comp_none,
1473         },
1474         [IPV6_ADDR] = {
1475                 .name = "{IPv6 address}",
1476                 .type = "IPV6 ADDRESS",
1477                 .help = "standard IPv6 address notation",
1478                 .call = parse_ipv6_addr,
1479                 .comp = comp_none,
1480         },
1481         [RULE_ID] = {
1482                 .name = "{rule id}",
1483                 .type = "RULE ID",
1484                 .help = "rule identifier",
1485                 .call = parse_int,
1486                 .comp = comp_rule_id,
1487         },
1488         [PORT_ID] = {
1489                 .name = "{port_id}",
1490                 .type = "PORT ID",
1491                 .help = "port identifier",
1492                 .call = parse_port,
1493                 .comp = comp_port,
1494         },
1495         [GROUP_ID] = {
1496                 .name = "{group_id}",
1497                 .type = "GROUP ID",
1498                 .help = "group identifier",
1499                 .call = parse_int,
1500                 .comp = comp_none,
1501         },
1502         [PRIORITY_LEVEL] = {
1503                 .name = "{level}",
1504                 .type = "PRIORITY",
1505                 .help = "priority level",
1506                 .call = parse_int,
1507                 .comp = comp_none,
1508         },
1509         /* Top-level command. */
1510         [FLOW] = {
1511                 .name = "flow",
1512                 .type = "{command} {port_id} [{arg} [...]]",
1513                 .help = "manage ingress/egress flow rules",
1514                 .next = NEXT(NEXT_ENTRY
1515                              (VALIDATE,
1516                               CREATE,
1517                               DESTROY,
1518                               FLUSH,
1519                               LIST,
1520                               QUERY,
1521                               ISOLATE)),
1522                 .call = parse_init,
1523         },
1524         /* Sub-level commands. */
1525         [VALIDATE] = {
1526                 .name = "validate",
1527                 .help = "check whether a flow rule can be created",
1528                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PORT_ID)),
1529                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1530                 .call = parse_vc,
1531         },
1532         [CREATE] = {
1533                 .name = "create",
1534                 .help = "create a flow rule",
1535                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PORT_ID)),
1536                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1537                 .call = parse_vc,
1538         },
1539         [DESTROY] = {
1540                 .name = "destroy",
1541                 .help = "destroy specific flow rules",
1542                 .next = NEXT(NEXT_ENTRY(DESTROY_RULE), NEXT_ENTRY(PORT_ID)),
1543                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1544                 .call = parse_destroy,
1545         },
1546         [FLUSH] = {
1547                 .name = "flush",
1548                 .help = "destroy all flow rules",
1549                 .next = NEXT(NEXT_ENTRY(PORT_ID)),
1550                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1551                 .call = parse_flush,
1552         },
1553         [QUERY] = {
1554                 .name = "query",
1555                 .help = "query an existing flow rule",
1556                 .next = NEXT(NEXT_ENTRY(QUERY_ACTION),
1557                              NEXT_ENTRY(RULE_ID),
1558                              NEXT_ENTRY(PORT_ID)),
1559                 .args = ARGS(ARGS_ENTRY(struct buffer, args.query.action.type),
1560                              ARGS_ENTRY(struct buffer, args.query.rule),
1561                              ARGS_ENTRY(struct buffer, port)),
1562                 .call = parse_query,
1563         },
1564         [LIST] = {
1565                 .name = "list",
1566                 .help = "list existing flow rules",
1567                 .next = NEXT(next_list_attr, NEXT_ENTRY(PORT_ID)),
1568                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1569                 .call = parse_list,
1570         },
1571         [ISOLATE] = {
1572                 .name = "isolate",
1573                 .help = "restrict ingress traffic to the defined flow rules",
1574                 .next = NEXT(NEXT_ENTRY(BOOLEAN),
1575                              NEXT_ENTRY(PORT_ID)),
1576                 .args = ARGS(ARGS_ENTRY(struct buffer, args.isolate.set),
1577                              ARGS_ENTRY(struct buffer, port)),
1578                 .call = parse_isolate,
1579         },
1580         /* Destroy arguments. */
1581         [DESTROY_RULE] = {
1582                 .name = "rule",
1583                 .help = "specify a rule identifier",
1584                 .next = NEXT(next_destroy_attr, NEXT_ENTRY(RULE_ID)),
1585                 .args = ARGS(ARGS_ENTRY_PTR(struct buffer, args.destroy.rule)),
1586                 .call = parse_destroy,
1587         },
1588         /* Query arguments. */
1589         [QUERY_ACTION] = {
1590                 .name = "{action}",
1591                 .type = "ACTION",
1592                 .help = "action to query, must be part of the rule",
1593                 .call = parse_action,
1594                 .comp = comp_action,
1595         },
1596         /* List arguments. */
1597         [LIST_GROUP] = {
1598                 .name = "group",
1599                 .help = "specify a group",
1600                 .next = NEXT(next_list_attr, NEXT_ENTRY(GROUP_ID)),
1601                 .args = ARGS(ARGS_ENTRY_PTR(struct buffer, args.list.group)),
1602                 .call = parse_list,
1603         },
1604         /* Validate/create attributes. */
1605         [GROUP] = {
1606                 .name = "group",
1607                 .help = "specify a group",
1608                 .next = NEXT(next_vc_attr, NEXT_ENTRY(GROUP_ID)),
1609                 .args = ARGS(ARGS_ENTRY(struct rte_flow_attr, group)),
1610                 .call = parse_vc,
1611         },
1612         [PRIORITY] = {
1613                 .name = "priority",
1614                 .help = "specify a priority level",
1615                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PRIORITY_LEVEL)),
1616                 .args = ARGS(ARGS_ENTRY(struct rte_flow_attr, priority)),
1617                 .call = parse_vc,
1618         },
1619         [INGRESS] = {
1620                 .name = "ingress",
1621                 .help = "affect rule to ingress",
1622                 .next = NEXT(next_vc_attr),
1623                 .call = parse_vc,
1624         },
1625         [EGRESS] = {
1626                 .name = "egress",
1627                 .help = "affect rule to egress",
1628                 .next = NEXT(next_vc_attr),
1629                 .call = parse_vc,
1630         },
1631         [TRANSFER] = {
1632                 .name = "transfer",
1633                 .help = "apply rule directly to endpoints found in pattern",
1634                 .next = NEXT(next_vc_attr),
1635                 .call = parse_vc,
1636         },
1637         /* Validate/create pattern. */
1638         [PATTERN] = {
1639                 .name = "pattern",
1640                 .help = "submit a list of pattern items",
1641                 .next = NEXT(next_item),
1642                 .call = parse_vc,
1643         },
1644         [ITEM_PARAM_IS] = {
1645                 .name = "is",
1646                 .help = "match value perfectly (with full bit-mask)",
1647                 .call = parse_vc_spec,
1648         },
1649         [ITEM_PARAM_SPEC] = {
1650                 .name = "spec",
1651                 .help = "match value according to configured bit-mask",
1652                 .call = parse_vc_spec,
1653         },
1654         [ITEM_PARAM_LAST] = {
1655                 .name = "last",
1656                 .help = "specify upper bound to establish a range",
1657                 .call = parse_vc_spec,
1658         },
1659         [ITEM_PARAM_MASK] = {
1660                 .name = "mask",
1661                 .help = "specify bit-mask with relevant bits set to one",
1662                 .call = parse_vc_spec,
1663         },
1664         [ITEM_PARAM_PREFIX] = {
1665                 .name = "prefix",
1666                 .help = "generate bit-mask from a prefix length",
1667                 .call = parse_vc_spec,
1668         },
1669         [ITEM_NEXT] = {
1670                 .name = "/",
1671                 .help = "specify next pattern item",
1672                 .next = NEXT(next_item),
1673         },
1674         [ITEM_END] = {
1675                 .name = "end",
1676                 .help = "end list of pattern items",
1677                 .priv = PRIV_ITEM(END, 0),
1678                 .next = NEXT(NEXT_ENTRY(ACTIONS)),
1679                 .call = parse_vc,
1680         },
1681         [ITEM_VOID] = {
1682                 .name = "void",
1683                 .help = "no-op pattern item",
1684                 .priv = PRIV_ITEM(VOID, 0),
1685                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1686                 .call = parse_vc,
1687         },
1688         [ITEM_INVERT] = {
1689                 .name = "invert",
1690                 .help = "perform actions when pattern does not match",
1691                 .priv = PRIV_ITEM(INVERT, 0),
1692                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1693                 .call = parse_vc,
1694         },
1695         [ITEM_ANY] = {
1696                 .name = "any",
1697                 .help = "match any protocol for the current layer",
1698                 .priv = PRIV_ITEM(ANY, sizeof(struct rte_flow_item_any)),
1699                 .next = NEXT(item_any),
1700                 .call = parse_vc,
1701         },
1702         [ITEM_ANY_NUM] = {
1703                 .name = "num",
1704                 .help = "number of layers covered",
1705                 .next = NEXT(item_any, NEXT_ENTRY(UNSIGNED), item_param),
1706                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_any, num)),
1707         },
1708         [ITEM_PF] = {
1709                 .name = "pf",
1710                 .help = "match traffic from/to the physical function",
1711                 .priv = PRIV_ITEM(PF, 0),
1712                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1713                 .call = parse_vc,
1714         },
1715         [ITEM_VF] = {
1716                 .name = "vf",
1717                 .help = "match traffic from/to a virtual function ID",
1718                 .priv = PRIV_ITEM(VF, sizeof(struct rte_flow_item_vf)),
1719                 .next = NEXT(item_vf),
1720                 .call = parse_vc,
1721         },
1722         [ITEM_VF_ID] = {
1723                 .name = "id",
1724                 .help = "VF ID",
1725                 .next = NEXT(item_vf, NEXT_ENTRY(UNSIGNED), item_param),
1726                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_vf, id)),
1727         },
1728         [ITEM_PHY_PORT] = {
1729                 .name = "phy_port",
1730                 .help = "match traffic from/to a specific physical port",
1731                 .priv = PRIV_ITEM(PHY_PORT,
1732                                   sizeof(struct rte_flow_item_phy_port)),
1733                 .next = NEXT(item_phy_port),
1734                 .call = parse_vc,
1735         },
1736         [ITEM_PHY_PORT_INDEX] = {
1737                 .name = "index",
1738                 .help = "physical port index",
1739                 .next = NEXT(item_phy_port, NEXT_ENTRY(UNSIGNED), item_param),
1740                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_phy_port, index)),
1741         },
1742         [ITEM_PORT_ID] = {
1743                 .name = "port_id",
1744                 .help = "match traffic from/to a given DPDK port ID",
1745                 .priv = PRIV_ITEM(PORT_ID,
1746                                   sizeof(struct rte_flow_item_port_id)),
1747                 .next = NEXT(item_port_id),
1748                 .call = parse_vc,
1749         },
1750         [ITEM_PORT_ID_ID] = {
1751                 .name = "id",
1752                 .help = "DPDK port ID",
1753                 .next = NEXT(item_port_id, NEXT_ENTRY(UNSIGNED), item_param),
1754                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_port_id, id)),
1755         },
1756         [ITEM_MARK] = {
1757                 .name = "mark",
1758                 .help = "match traffic against value set in previously matched rule",
1759                 .priv = PRIV_ITEM(MARK, sizeof(struct rte_flow_item_mark)),
1760                 .next = NEXT(item_mark),
1761                 .call = parse_vc,
1762         },
1763         [ITEM_MARK_ID] = {
1764                 .name = "id",
1765                 .help = "Integer value to match against",
1766                 .next = NEXT(item_mark, NEXT_ENTRY(UNSIGNED), item_param),
1767                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_mark, id)),
1768         },
1769         [ITEM_RAW] = {
1770                 .name = "raw",
1771                 .help = "match an arbitrary byte string",
1772                 .priv = PRIV_ITEM(RAW, ITEM_RAW_SIZE),
1773                 .next = NEXT(item_raw),
1774                 .call = parse_vc,
1775         },
1776         [ITEM_RAW_RELATIVE] = {
1777                 .name = "relative",
1778                 .help = "look for pattern after the previous item",
1779                 .next = NEXT(item_raw, NEXT_ENTRY(BOOLEAN), item_param),
1780                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_item_raw,
1781                                            relative, 1)),
1782         },
1783         [ITEM_RAW_SEARCH] = {
1784                 .name = "search",
1785                 .help = "search pattern from offset (see also limit)",
1786                 .next = NEXT(item_raw, NEXT_ENTRY(BOOLEAN), item_param),
1787                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_item_raw,
1788                                            search, 1)),
1789         },
1790         [ITEM_RAW_OFFSET] = {
1791                 .name = "offset",
1792                 .help = "absolute or relative offset for pattern",
1793                 .next = NEXT(item_raw, NEXT_ENTRY(INTEGER), item_param),
1794                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, offset)),
1795         },
1796         [ITEM_RAW_LIMIT] = {
1797                 .name = "limit",
1798                 .help = "search area limit for start of pattern",
1799                 .next = NEXT(item_raw, NEXT_ENTRY(UNSIGNED), item_param),
1800                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, limit)),
1801         },
1802         [ITEM_RAW_PATTERN] = {
1803                 .name = "pattern",
1804                 .help = "byte string to look for",
1805                 .next = NEXT(item_raw,
1806                              NEXT_ENTRY(STRING),
1807                              NEXT_ENTRY(ITEM_PARAM_IS,
1808                                         ITEM_PARAM_SPEC,
1809                                         ITEM_PARAM_MASK)),
1810                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, pattern),
1811                              ARGS_ENTRY(struct rte_flow_item_raw, length),
1812                              ARGS_ENTRY_ARB(sizeof(struct rte_flow_item_raw),
1813                                             ITEM_RAW_PATTERN_SIZE)),
1814         },
1815         [ITEM_ETH] = {
1816                 .name = "eth",
1817                 .help = "match Ethernet header",
1818                 .priv = PRIV_ITEM(ETH, sizeof(struct rte_flow_item_eth)),
1819                 .next = NEXT(item_eth),
1820                 .call = parse_vc,
1821         },
1822         [ITEM_ETH_DST] = {
1823                 .name = "dst",
1824                 .help = "destination MAC",
1825                 .next = NEXT(item_eth, NEXT_ENTRY(MAC_ADDR), item_param),
1826                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, dst)),
1827         },
1828         [ITEM_ETH_SRC] = {
1829                 .name = "src",
1830                 .help = "source MAC",
1831                 .next = NEXT(item_eth, NEXT_ENTRY(MAC_ADDR), item_param),
1832                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, src)),
1833         },
1834         [ITEM_ETH_TYPE] = {
1835                 .name = "type",
1836                 .help = "EtherType",
1837                 .next = NEXT(item_eth, NEXT_ENTRY(UNSIGNED), item_param),
1838                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, type)),
1839         },
1840         [ITEM_VLAN] = {
1841                 .name = "vlan",
1842                 .help = "match 802.1Q/ad VLAN tag",
1843                 .priv = PRIV_ITEM(VLAN, sizeof(struct rte_flow_item_vlan)),
1844                 .next = NEXT(item_vlan),
1845                 .call = parse_vc,
1846         },
1847         [ITEM_VLAN_TCI] = {
1848                 .name = "tci",
1849                 .help = "tag control information",
1850                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1851                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vlan, tci)),
1852         },
1853         [ITEM_VLAN_PCP] = {
1854                 .name = "pcp",
1855                 .help = "priority code point",
1856                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1857                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1858                                                   tci, "\xe0\x00")),
1859         },
1860         [ITEM_VLAN_DEI] = {
1861                 .name = "dei",
1862                 .help = "drop eligible indicator",
1863                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1864                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1865                                                   tci, "\x10\x00")),
1866         },
1867         [ITEM_VLAN_VID] = {
1868                 .name = "vid",
1869                 .help = "VLAN identifier",
1870                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1871                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1872                                                   tci, "\x0f\xff")),
1873         },
1874         [ITEM_VLAN_INNER_TYPE] = {
1875                 .name = "inner_type",
1876                 .help = "inner EtherType",
1877                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1878                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vlan,
1879                                              inner_type)),
1880         },
1881         [ITEM_IPV4] = {
1882                 .name = "ipv4",
1883                 .help = "match IPv4 header",
1884                 .priv = PRIV_ITEM(IPV4, sizeof(struct rte_flow_item_ipv4)),
1885                 .next = NEXT(item_ipv4),
1886                 .call = parse_vc,
1887         },
1888         [ITEM_IPV4_TOS] = {
1889                 .name = "tos",
1890                 .help = "type of service",
1891                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
1892                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1893                                              hdr.type_of_service)),
1894         },
1895         [ITEM_IPV4_TTL] = {
1896                 .name = "ttl",
1897                 .help = "time to live",
1898                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
1899                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1900                                              hdr.time_to_live)),
1901         },
1902         [ITEM_IPV4_PROTO] = {
1903                 .name = "proto",
1904                 .help = "next protocol ID",
1905                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
1906                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1907                                              hdr.next_proto_id)),
1908         },
1909         [ITEM_IPV4_SRC] = {
1910                 .name = "src",
1911                 .help = "source address",
1912                 .next = NEXT(item_ipv4, NEXT_ENTRY(IPV4_ADDR), item_param),
1913                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1914                                              hdr.src_addr)),
1915         },
1916         [ITEM_IPV4_DST] = {
1917                 .name = "dst",
1918                 .help = "destination address",
1919                 .next = NEXT(item_ipv4, NEXT_ENTRY(IPV4_ADDR), item_param),
1920                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1921                                              hdr.dst_addr)),
1922         },
1923         [ITEM_IPV6] = {
1924                 .name = "ipv6",
1925                 .help = "match IPv6 header",
1926                 .priv = PRIV_ITEM(IPV6, sizeof(struct rte_flow_item_ipv6)),
1927                 .next = NEXT(item_ipv6),
1928                 .call = parse_vc,
1929         },
1930         [ITEM_IPV6_TC] = {
1931                 .name = "tc",
1932                 .help = "traffic class",
1933                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
1934                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_ipv6,
1935                                                   hdr.vtc_flow,
1936                                                   "\x0f\xf0\x00\x00")),
1937         },
1938         [ITEM_IPV6_FLOW] = {
1939                 .name = "flow",
1940                 .help = "flow label",
1941                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
1942                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_ipv6,
1943                                                   hdr.vtc_flow,
1944                                                   "\x00\x0f\xff\xff")),
1945         },
1946         [ITEM_IPV6_PROTO] = {
1947                 .name = "proto",
1948                 .help = "protocol (next header)",
1949                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
1950                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
1951                                              hdr.proto)),
1952         },
1953         [ITEM_IPV6_HOP] = {
1954                 .name = "hop",
1955                 .help = "hop limit",
1956                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
1957                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
1958                                              hdr.hop_limits)),
1959         },
1960         [ITEM_IPV6_SRC] = {
1961                 .name = "src",
1962                 .help = "source address",
1963                 .next = NEXT(item_ipv6, NEXT_ENTRY(IPV6_ADDR), item_param),
1964                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
1965                                              hdr.src_addr)),
1966         },
1967         [ITEM_IPV6_DST] = {
1968                 .name = "dst",
1969                 .help = "destination address",
1970                 .next = NEXT(item_ipv6, NEXT_ENTRY(IPV6_ADDR), item_param),
1971                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
1972                                              hdr.dst_addr)),
1973         },
1974         [ITEM_ICMP] = {
1975                 .name = "icmp",
1976                 .help = "match ICMP header",
1977                 .priv = PRIV_ITEM(ICMP, sizeof(struct rte_flow_item_icmp)),
1978                 .next = NEXT(item_icmp),
1979                 .call = parse_vc,
1980         },
1981         [ITEM_ICMP_TYPE] = {
1982                 .name = "type",
1983                 .help = "ICMP packet type",
1984                 .next = NEXT(item_icmp, NEXT_ENTRY(UNSIGNED), item_param),
1985                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp,
1986                                              hdr.icmp_type)),
1987         },
1988         [ITEM_ICMP_CODE] = {
1989                 .name = "code",
1990                 .help = "ICMP packet code",
1991                 .next = NEXT(item_icmp, NEXT_ENTRY(UNSIGNED), item_param),
1992                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp,
1993                                              hdr.icmp_code)),
1994         },
1995         [ITEM_UDP] = {
1996                 .name = "udp",
1997                 .help = "match UDP header",
1998                 .priv = PRIV_ITEM(UDP, sizeof(struct rte_flow_item_udp)),
1999                 .next = NEXT(item_udp),
2000                 .call = parse_vc,
2001         },
2002         [ITEM_UDP_SRC] = {
2003                 .name = "src",
2004                 .help = "UDP source port",
2005                 .next = NEXT(item_udp, NEXT_ENTRY(UNSIGNED), item_param),
2006                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_udp,
2007                                              hdr.src_port)),
2008         },
2009         [ITEM_UDP_DST] = {
2010                 .name = "dst",
2011                 .help = "UDP destination port",
2012                 .next = NEXT(item_udp, NEXT_ENTRY(UNSIGNED), item_param),
2013                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_udp,
2014                                              hdr.dst_port)),
2015         },
2016         [ITEM_TCP] = {
2017                 .name = "tcp",
2018                 .help = "match TCP header",
2019                 .priv = PRIV_ITEM(TCP, sizeof(struct rte_flow_item_tcp)),
2020                 .next = NEXT(item_tcp),
2021                 .call = parse_vc,
2022         },
2023         [ITEM_TCP_SRC] = {
2024                 .name = "src",
2025                 .help = "TCP source port",
2026                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2027                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2028                                              hdr.src_port)),
2029         },
2030         [ITEM_TCP_DST] = {
2031                 .name = "dst",
2032                 .help = "TCP destination port",
2033                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2034                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2035                                              hdr.dst_port)),
2036         },
2037         [ITEM_TCP_FLAGS] = {
2038                 .name = "flags",
2039                 .help = "TCP flags",
2040                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2041                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2042                                              hdr.tcp_flags)),
2043         },
2044         [ITEM_SCTP] = {
2045                 .name = "sctp",
2046                 .help = "match SCTP header",
2047                 .priv = PRIV_ITEM(SCTP, sizeof(struct rte_flow_item_sctp)),
2048                 .next = NEXT(item_sctp),
2049                 .call = parse_vc,
2050         },
2051         [ITEM_SCTP_SRC] = {
2052                 .name = "src",
2053                 .help = "SCTP source port",
2054                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2055                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2056                                              hdr.src_port)),
2057         },
2058         [ITEM_SCTP_DST] = {
2059                 .name = "dst",
2060                 .help = "SCTP destination port",
2061                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2062                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2063                                              hdr.dst_port)),
2064         },
2065         [ITEM_SCTP_TAG] = {
2066                 .name = "tag",
2067                 .help = "validation tag",
2068                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2069                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2070                                              hdr.tag)),
2071         },
2072         [ITEM_SCTP_CKSUM] = {
2073                 .name = "cksum",
2074                 .help = "checksum",
2075                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2076                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2077                                              hdr.cksum)),
2078         },
2079         [ITEM_VXLAN] = {
2080                 .name = "vxlan",
2081                 .help = "match VXLAN header",
2082                 .priv = PRIV_ITEM(VXLAN, sizeof(struct rte_flow_item_vxlan)),
2083                 .next = NEXT(item_vxlan),
2084                 .call = parse_vc,
2085         },
2086         [ITEM_VXLAN_VNI] = {
2087                 .name = "vni",
2088                 .help = "VXLAN identifier",
2089                 .next = NEXT(item_vxlan, NEXT_ENTRY(UNSIGNED), item_param),
2090                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vxlan, vni)),
2091         },
2092         [ITEM_E_TAG] = {
2093                 .name = "e_tag",
2094                 .help = "match E-Tag header",
2095                 .priv = PRIV_ITEM(E_TAG, sizeof(struct rte_flow_item_e_tag)),
2096                 .next = NEXT(item_e_tag),
2097                 .call = parse_vc,
2098         },
2099         [ITEM_E_TAG_GRP_ECID_B] = {
2100                 .name = "grp_ecid_b",
2101                 .help = "GRP and E-CID base",
2102                 .next = NEXT(item_e_tag, NEXT_ENTRY(UNSIGNED), item_param),
2103                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_e_tag,
2104                                                   rsvd_grp_ecid_b,
2105                                                   "\x3f\xff")),
2106         },
2107         [ITEM_NVGRE] = {
2108                 .name = "nvgre",
2109                 .help = "match NVGRE header",
2110                 .priv = PRIV_ITEM(NVGRE, sizeof(struct rte_flow_item_nvgre)),
2111                 .next = NEXT(item_nvgre),
2112                 .call = parse_vc,
2113         },
2114         [ITEM_NVGRE_TNI] = {
2115                 .name = "tni",
2116                 .help = "virtual subnet ID",
2117                 .next = NEXT(item_nvgre, NEXT_ENTRY(UNSIGNED), item_param),
2118                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_nvgre, tni)),
2119         },
2120         [ITEM_MPLS] = {
2121                 .name = "mpls",
2122                 .help = "match MPLS header",
2123                 .priv = PRIV_ITEM(MPLS, sizeof(struct rte_flow_item_mpls)),
2124                 .next = NEXT(item_mpls),
2125                 .call = parse_vc,
2126         },
2127         [ITEM_MPLS_LABEL] = {
2128                 .name = "label",
2129                 .help = "MPLS label",
2130                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2131                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2132                                                   label_tc_s,
2133                                                   "\xff\xff\xf0")),
2134         },
2135         [ITEM_MPLS_TC] = {
2136                 .name = "tc",
2137                 .help = "MPLS Traffic Class",
2138                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2139                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2140                                                   label_tc_s,
2141                                                   "\x00\x00\x0e")),
2142         },
2143         [ITEM_MPLS_S] = {
2144                 .name = "s",
2145                 .help = "MPLS Bottom-of-Stack",
2146                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2147                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2148                                                   label_tc_s,
2149                                                   "\x00\x00\x01")),
2150         },
2151         [ITEM_GRE] = {
2152                 .name = "gre",
2153                 .help = "match GRE header",
2154                 .priv = PRIV_ITEM(GRE, sizeof(struct rte_flow_item_gre)),
2155                 .next = NEXT(item_gre),
2156                 .call = parse_vc,
2157         },
2158         [ITEM_GRE_PROTO] = {
2159                 .name = "protocol",
2160                 .help = "GRE protocol type",
2161                 .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
2162                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
2163                                              protocol)),
2164         },
2165         [ITEM_GRE_C_RSVD0_VER] = {
2166                 .name = "c_rsvd0_ver",
2167                 .help =
2168                         "checksum (1b), undefined (1b), key bit (1b),"
2169                         " sequence number (1b), reserved 0 (9b),"
2170                         " version (3b)",
2171                 .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
2172                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
2173                                              c_rsvd0_ver)),
2174         },
2175         [ITEM_GRE_C_BIT] = {
2176                 .name = "c_bit",
2177                 .help = "checksum bit (C)",
2178                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2179                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2180                                                   c_rsvd0_ver,
2181                                                   "\x80\x00\x00\x00")),
2182         },
2183         [ITEM_GRE_S_BIT] = {
2184                 .name = "s_bit",
2185                 .help = "sequence number bit (S)",
2186                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2187                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2188                                                   c_rsvd0_ver,
2189                                                   "\x10\x00\x00\x00")),
2190         },
2191         [ITEM_GRE_K_BIT] = {
2192                 .name = "k_bit",
2193                 .help = "key bit (K)",
2194                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2195                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2196                                                   c_rsvd0_ver,
2197                                                   "\x20\x00\x00\x00")),
2198         },
2199         [ITEM_FUZZY] = {
2200                 .name = "fuzzy",
2201                 .help = "fuzzy pattern match, expect faster than default",
2202                 .priv = PRIV_ITEM(FUZZY,
2203                                 sizeof(struct rte_flow_item_fuzzy)),
2204                 .next = NEXT(item_fuzzy),
2205                 .call = parse_vc,
2206         },
2207         [ITEM_FUZZY_THRESH] = {
2208                 .name = "thresh",
2209                 .help = "match accuracy threshold",
2210                 .next = NEXT(item_fuzzy, NEXT_ENTRY(UNSIGNED), item_param),
2211                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_fuzzy,
2212                                         thresh)),
2213         },
2214         [ITEM_GTP] = {
2215                 .name = "gtp",
2216                 .help = "match GTP header",
2217                 .priv = PRIV_ITEM(GTP, sizeof(struct rte_flow_item_gtp)),
2218                 .next = NEXT(item_gtp),
2219                 .call = parse_vc,
2220         },
2221         [ITEM_GTP_TEID] = {
2222                 .name = "teid",
2223                 .help = "tunnel endpoint identifier",
2224                 .next = NEXT(item_gtp, NEXT_ENTRY(UNSIGNED), item_param),
2225                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp, teid)),
2226         },
2227         [ITEM_GTPC] = {
2228                 .name = "gtpc",
2229                 .help = "match GTP header",
2230                 .priv = PRIV_ITEM(GTPC, sizeof(struct rte_flow_item_gtp)),
2231                 .next = NEXT(item_gtp),
2232                 .call = parse_vc,
2233         },
2234         [ITEM_GTPU] = {
2235                 .name = "gtpu",
2236                 .help = "match GTP header",
2237                 .priv = PRIV_ITEM(GTPU, sizeof(struct rte_flow_item_gtp)),
2238                 .next = NEXT(item_gtp),
2239                 .call = parse_vc,
2240         },
2241         [ITEM_GENEVE] = {
2242                 .name = "geneve",
2243                 .help = "match GENEVE header",
2244                 .priv = PRIV_ITEM(GENEVE, sizeof(struct rte_flow_item_geneve)),
2245                 .next = NEXT(item_geneve),
2246                 .call = parse_vc,
2247         },
2248         [ITEM_GENEVE_VNI] = {
2249                 .name = "vni",
2250                 .help = "virtual network identifier",
2251                 .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
2252                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve, vni)),
2253         },
2254         [ITEM_GENEVE_PROTO] = {
2255                 .name = "protocol",
2256                 .help = "GENEVE protocol type",
2257                 .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
2258                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve,
2259                                              protocol)),
2260         },
2261         [ITEM_VXLAN_GPE] = {
2262                 .name = "vxlan-gpe",
2263                 .help = "match VXLAN-GPE header",
2264                 .priv = PRIV_ITEM(VXLAN_GPE,
2265                                   sizeof(struct rte_flow_item_vxlan_gpe)),
2266                 .next = NEXT(item_vxlan_gpe),
2267                 .call = parse_vc,
2268         },
2269         [ITEM_VXLAN_GPE_VNI] = {
2270                 .name = "vni",
2271                 .help = "VXLAN-GPE identifier",
2272                 .next = NEXT(item_vxlan_gpe, NEXT_ENTRY(UNSIGNED), item_param),
2273                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vxlan_gpe,
2274                                              vni)),
2275         },
2276         [ITEM_ARP_ETH_IPV4] = {
2277                 .name = "arp_eth_ipv4",
2278                 .help = "match ARP header for Ethernet/IPv4",
2279                 .priv = PRIV_ITEM(ARP_ETH_IPV4,
2280                                   sizeof(struct rte_flow_item_arp_eth_ipv4)),
2281                 .next = NEXT(item_arp_eth_ipv4),
2282                 .call = parse_vc,
2283         },
2284         [ITEM_ARP_ETH_IPV4_SHA] = {
2285                 .name = "sha",
2286                 .help = "sender hardware address",
2287                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(MAC_ADDR),
2288                              item_param),
2289                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2290                                              sha)),
2291         },
2292         [ITEM_ARP_ETH_IPV4_SPA] = {
2293                 .name = "spa",
2294                 .help = "sender IPv4 address",
2295                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(IPV4_ADDR),
2296                              item_param),
2297                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2298                                              spa)),
2299         },
2300         [ITEM_ARP_ETH_IPV4_THA] = {
2301                 .name = "tha",
2302                 .help = "target hardware address",
2303                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(MAC_ADDR),
2304                              item_param),
2305                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2306                                              tha)),
2307         },
2308         [ITEM_ARP_ETH_IPV4_TPA] = {
2309                 .name = "tpa",
2310                 .help = "target IPv4 address",
2311                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(IPV4_ADDR),
2312                              item_param),
2313                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2314                                              tpa)),
2315         },
2316         [ITEM_IPV6_EXT] = {
2317                 .name = "ipv6_ext",
2318                 .help = "match presence of any IPv6 extension header",
2319                 .priv = PRIV_ITEM(IPV6_EXT,
2320                                   sizeof(struct rte_flow_item_ipv6_ext)),
2321                 .next = NEXT(item_ipv6_ext),
2322                 .call = parse_vc,
2323         },
2324         [ITEM_IPV6_EXT_NEXT_HDR] = {
2325                 .name = "next_hdr",
2326                 .help = "next header",
2327                 .next = NEXT(item_ipv6_ext, NEXT_ENTRY(UNSIGNED), item_param),
2328                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_ext,
2329                                              next_hdr)),
2330         },
2331         [ITEM_ICMP6] = {
2332                 .name = "icmp6",
2333                 .help = "match any ICMPv6 header",
2334                 .priv = PRIV_ITEM(ICMP6, sizeof(struct rte_flow_item_icmp6)),
2335                 .next = NEXT(item_icmp6),
2336                 .call = parse_vc,
2337         },
2338         [ITEM_ICMP6_TYPE] = {
2339                 .name = "type",
2340                 .help = "ICMPv6 type",
2341                 .next = NEXT(item_icmp6, NEXT_ENTRY(UNSIGNED), item_param),
2342                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6,
2343                                              type)),
2344         },
2345         [ITEM_ICMP6_CODE] = {
2346                 .name = "code",
2347                 .help = "ICMPv6 code",
2348                 .next = NEXT(item_icmp6, NEXT_ENTRY(UNSIGNED), item_param),
2349                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6,
2350                                              code)),
2351         },
2352         [ITEM_ICMP6_ND_NS] = {
2353                 .name = "icmp6_nd_ns",
2354                 .help = "match ICMPv6 neighbor discovery solicitation",
2355                 .priv = PRIV_ITEM(ICMP6_ND_NS,
2356                                   sizeof(struct rte_flow_item_icmp6_nd_ns)),
2357                 .next = NEXT(item_icmp6_nd_ns),
2358                 .call = parse_vc,
2359         },
2360         [ITEM_ICMP6_ND_NS_TARGET_ADDR] = {
2361                 .name = "target_addr",
2362                 .help = "target address",
2363                 .next = NEXT(item_icmp6_nd_ns, NEXT_ENTRY(IPV6_ADDR),
2364                              item_param),
2365                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_ns,
2366                                              target_addr)),
2367         },
2368         [ITEM_ICMP6_ND_NA] = {
2369                 .name = "icmp6_nd_na",
2370                 .help = "match ICMPv6 neighbor discovery advertisement",
2371                 .priv = PRIV_ITEM(ICMP6_ND_NA,
2372                                   sizeof(struct rte_flow_item_icmp6_nd_na)),
2373                 .next = NEXT(item_icmp6_nd_na),
2374                 .call = parse_vc,
2375         },
2376         [ITEM_ICMP6_ND_NA_TARGET_ADDR] = {
2377                 .name = "target_addr",
2378                 .help = "target address",
2379                 .next = NEXT(item_icmp6_nd_na, NEXT_ENTRY(IPV6_ADDR),
2380                              item_param),
2381                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_na,
2382                                              target_addr)),
2383         },
2384         [ITEM_ICMP6_ND_OPT] = {
2385                 .name = "icmp6_nd_opt",
2386                 .help = "match presence of any ICMPv6 neighbor discovery"
2387                         " option",
2388                 .priv = PRIV_ITEM(ICMP6_ND_OPT,
2389                                   sizeof(struct rte_flow_item_icmp6_nd_opt)),
2390                 .next = NEXT(item_icmp6_nd_opt),
2391                 .call = parse_vc,
2392         },
2393         [ITEM_ICMP6_ND_OPT_TYPE] = {
2394                 .name = "type",
2395                 .help = "ND option type",
2396                 .next = NEXT(item_icmp6_nd_opt, NEXT_ENTRY(UNSIGNED),
2397                              item_param),
2398                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_opt,
2399                                              type)),
2400         },
2401         [ITEM_ICMP6_ND_OPT_SLA_ETH] = {
2402                 .name = "icmp6_nd_opt_sla_eth",
2403                 .help = "match ICMPv6 neighbor discovery source Ethernet"
2404                         " link-layer address option",
2405                 .priv = PRIV_ITEM
2406                         (ICMP6_ND_OPT_SLA_ETH,
2407                          sizeof(struct rte_flow_item_icmp6_nd_opt_sla_eth)),
2408                 .next = NEXT(item_icmp6_nd_opt_sla_eth),
2409                 .call = parse_vc,
2410         },
2411         [ITEM_ICMP6_ND_OPT_SLA_ETH_SLA] = {
2412                 .name = "sla",
2413                 .help = "source Ethernet LLA",
2414                 .next = NEXT(item_icmp6_nd_opt_sla_eth, NEXT_ENTRY(MAC_ADDR),
2415                              item_param),
2416                 .args = ARGS(ARGS_ENTRY_HTON
2417                              (struct rte_flow_item_icmp6_nd_opt_sla_eth, sla)),
2418         },
2419         [ITEM_ICMP6_ND_OPT_TLA_ETH] = {
2420                 .name = "icmp6_nd_opt_tla_eth",
2421                 .help = "match ICMPv6 neighbor discovery target Ethernet"
2422                         " link-layer address option",
2423                 .priv = PRIV_ITEM
2424                         (ICMP6_ND_OPT_TLA_ETH,
2425                          sizeof(struct rte_flow_item_icmp6_nd_opt_tla_eth)),
2426                 .next = NEXT(item_icmp6_nd_opt_tla_eth),
2427                 .call = parse_vc,
2428         },
2429         [ITEM_ICMP6_ND_OPT_TLA_ETH_TLA] = {
2430                 .name = "tla",
2431                 .help = "target Ethernet LLA",
2432                 .next = NEXT(item_icmp6_nd_opt_tla_eth, NEXT_ENTRY(MAC_ADDR),
2433                              item_param),
2434                 .args = ARGS(ARGS_ENTRY_HTON
2435                              (struct rte_flow_item_icmp6_nd_opt_tla_eth, tla)),
2436         },
2437         [ITEM_META] = {
2438                 .name = "meta",
2439                 .help = "match metadata header",
2440                 .priv = PRIV_ITEM(META, sizeof(struct rte_flow_item_meta)),
2441                 .next = NEXT(item_meta),
2442                 .call = parse_vc,
2443         },
2444         [ITEM_META_DATA] = {
2445                 .name = "data",
2446                 .help = "metadata value",
2447                 .next = NEXT(item_meta, NEXT_ENTRY(UNSIGNED), item_param),
2448                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_meta,
2449                                                   data, "\xff\xff\xff\xff")),
2450         },
2451         [ITEM_GRE_KEY] = {
2452                 .name = "gre_key",
2453                 .help = "match GRE key",
2454                 .priv = PRIV_ITEM(GRE_KEY, sizeof(rte_be32_t)),
2455                 .next = NEXT(item_gre_key),
2456                 .call = parse_vc,
2457         },
2458         [ITEM_GRE_KEY_VALUE] = {
2459                 .name = "value",
2460                 .help = "key value",
2461                 .next = NEXT(item_gre_key, NEXT_ENTRY(UNSIGNED), item_param),
2462                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
2463         },
2464         [ITEM_GTP_PSC] = {
2465                 .name = "gtp_psc",
2466                 .help = "match GTP extension header with type 0x85",
2467                 .priv = PRIV_ITEM(GTP_PSC,
2468                                 sizeof(struct rte_flow_item_gtp_psc)),
2469                 .next = NEXT(item_gtp_psc),
2470                 .call = parse_vc,
2471         },
2472         [ITEM_GTP_PSC_QFI] = {
2473                 .name = "qfi",
2474                 .help = "QoS flow identifier",
2475                 .next = NEXT(item_gtp_psc, NEXT_ENTRY(UNSIGNED), item_param),
2476                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp_psc,
2477                                         qfi)),
2478         },
2479         [ITEM_GTP_PSC_PDU_T] = {
2480                 .name = "pdu_t",
2481                 .help = "PDU type",
2482                 .next = NEXT(item_gtp_psc, NEXT_ENTRY(UNSIGNED), item_param),
2483                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp_psc,
2484                                         pdu_type)),
2485         },
2486         [ITEM_PPPOES] = {
2487                 .name = "pppoes",
2488                 .help = "match PPPoE session header",
2489                 .priv = PRIV_ITEM(PPPOES, sizeof(struct rte_flow_item_pppoe)),
2490                 .next = NEXT(item_pppoes),
2491                 .call = parse_vc,
2492         },
2493         [ITEM_PPPOED] = {
2494                 .name = "pppoed",
2495                 .help = "match PPPoE discovery header",
2496                 .priv = PRIV_ITEM(PPPOED, sizeof(struct rte_flow_item_pppoe)),
2497                 .next = NEXT(item_pppoed),
2498                 .call = parse_vc,
2499         },
2500         [ITEM_PPPOE_SEID] = {
2501                 .name = "seid",
2502                 .help = "session identifier",
2503                 .next = NEXT(item_pppoes, NEXT_ENTRY(UNSIGNED), item_param),
2504                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_pppoe,
2505                                         session_id)),
2506         },
2507         [ITEM_PPPOE_PROTO_ID] = {
2508                 .name = "proto_id",
2509                 .help = "match PPPoE session protocol identifier",
2510                 .priv = PRIV_ITEM(PPPOE_PROTO_ID,
2511                                 sizeof(struct rte_flow_item_pppoe_proto_id)),
2512                 .next = NEXT(item_pppoe_proto_id),
2513                 .call = parse_vc,
2514         },
2515         [ITEM_HIGIG2] = {
2516                 .name = "higig2",
2517                 .help = "matches higig2 header",
2518                 .priv = PRIV_ITEM(HIGIG2,
2519                                 sizeof(struct rte_flow_item_higig2_hdr)),
2520                 .next = NEXT(item_higig2),
2521                 .call = parse_vc,
2522         },
2523         [ITEM_HIGIG2_CLASSIFICATION] = {
2524                 .name = "classification",
2525                 .help = "matches classification of higig2 header",
2526                 .next = NEXT(item_higig2, NEXT_ENTRY(UNSIGNED), item_param),
2527                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_higig2_hdr,
2528                                         hdr.ppt1.classification)),
2529         },
2530         [ITEM_HIGIG2_VID] = {
2531                 .name = "vid",
2532                 .help = "matches vid of higig2 header",
2533                 .next = NEXT(item_higig2, NEXT_ENTRY(UNSIGNED), item_param),
2534                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_higig2_hdr,
2535                                         hdr.ppt1.vid)),
2536         },
2537         /* Validate/create actions. */
2538         [ACTIONS] = {
2539                 .name = "actions",
2540                 .help = "submit a list of associated actions",
2541                 .next = NEXT(next_action),
2542                 .call = parse_vc,
2543         },
2544         [ACTION_NEXT] = {
2545                 .name = "/",
2546                 .help = "specify next action",
2547                 .next = NEXT(next_action),
2548         },
2549         [ACTION_END] = {
2550                 .name = "end",
2551                 .help = "end list of actions",
2552                 .priv = PRIV_ACTION(END, 0),
2553                 .call = parse_vc,
2554         },
2555         [ACTION_VOID] = {
2556                 .name = "void",
2557                 .help = "no-op action",
2558                 .priv = PRIV_ACTION(VOID, 0),
2559                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2560                 .call = parse_vc,
2561         },
2562         [ACTION_PASSTHRU] = {
2563                 .name = "passthru",
2564                 .help = "let subsequent rule process matched packets",
2565                 .priv = PRIV_ACTION(PASSTHRU, 0),
2566                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2567                 .call = parse_vc,
2568         },
2569         [ACTION_JUMP] = {
2570                 .name = "jump",
2571                 .help = "redirect traffic to a given group",
2572                 .priv = PRIV_ACTION(JUMP, sizeof(struct rte_flow_action_jump)),
2573                 .next = NEXT(action_jump),
2574                 .call = parse_vc,
2575         },
2576         [ACTION_JUMP_GROUP] = {
2577                 .name = "group",
2578                 .help = "group to redirect traffic to",
2579                 .next = NEXT(action_jump, NEXT_ENTRY(UNSIGNED)),
2580                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_jump, group)),
2581                 .call = parse_vc_conf,
2582         },
2583         [ACTION_MARK] = {
2584                 .name = "mark",
2585                 .help = "attach 32 bit value to packets",
2586                 .priv = PRIV_ACTION(MARK, sizeof(struct rte_flow_action_mark)),
2587                 .next = NEXT(action_mark),
2588                 .call = parse_vc,
2589         },
2590         [ACTION_MARK_ID] = {
2591                 .name = "id",
2592                 .help = "32 bit value to return with packets",
2593                 .next = NEXT(action_mark, NEXT_ENTRY(UNSIGNED)),
2594                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_mark, id)),
2595                 .call = parse_vc_conf,
2596         },
2597         [ACTION_FLAG] = {
2598                 .name = "flag",
2599                 .help = "flag packets",
2600                 .priv = PRIV_ACTION(FLAG, 0),
2601                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2602                 .call = parse_vc,
2603         },
2604         [ACTION_QUEUE] = {
2605                 .name = "queue",
2606                 .help = "assign packets to a given queue index",
2607                 .priv = PRIV_ACTION(QUEUE,
2608                                     sizeof(struct rte_flow_action_queue)),
2609                 .next = NEXT(action_queue),
2610                 .call = parse_vc,
2611         },
2612         [ACTION_QUEUE_INDEX] = {
2613                 .name = "index",
2614                 .help = "queue index to use",
2615                 .next = NEXT(action_queue, NEXT_ENTRY(UNSIGNED)),
2616                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_queue, index)),
2617                 .call = parse_vc_conf,
2618         },
2619         [ACTION_DROP] = {
2620                 .name = "drop",
2621                 .help = "drop packets (note: passthru has priority)",
2622                 .priv = PRIV_ACTION(DROP, 0),
2623                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2624                 .call = parse_vc,
2625         },
2626         [ACTION_COUNT] = {
2627                 .name = "count",
2628                 .help = "enable counters for this rule",
2629                 .priv = PRIV_ACTION(COUNT,
2630                                     sizeof(struct rte_flow_action_count)),
2631                 .next = NEXT(action_count),
2632                 .call = parse_vc,
2633         },
2634         [ACTION_COUNT_ID] = {
2635                 .name = "identifier",
2636                 .help = "counter identifier to use",
2637                 .next = NEXT(action_count, NEXT_ENTRY(UNSIGNED)),
2638                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_count, id)),
2639                 .call = parse_vc_conf,
2640         },
2641         [ACTION_COUNT_SHARED] = {
2642                 .name = "shared",
2643                 .help = "shared counter",
2644                 .next = NEXT(action_count, NEXT_ENTRY(BOOLEAN)),
2645                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_count,
2646                                            shared, 1)),
2647                 .call = parse_vc_conf,
2648         },
2649         [ACTION_RSS] = {
2650                 .name = "rss",
2651                 .help = "spread packets among several queues",
2652                 .priv = PRIV_ACTION(RSS, sizeof(struct action_rss_data)),
2653                 .next = NEXT(action_rss),
2654                 .call = parse_vc_action_rss,
2655         },
2656         [ACTION_RSS_FUNC] = {
2657                 .name = "func",
2658                 .help = "RSS hash function to apply",
2659                 .next = NEXT(action_rss,
2660                              NEXT_ENTRY(ACTION_RSS_FUNC_DEFAULT,
2661                                         ACTION_RSS_FUNC_TOEPLITZ,
2662                                         ACTION_RSS_FUNC_SIMPLE_XOR,
2663                                         ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ)),
2664         },
2665         [ACTION_RSS_FUNC_DEFAULT] = {
2666                 .name = "default",
2667                 .help = "default hash function",
2668                 .call = parse_vc_action_rss_func,
2669         },
2670         [ACTION_RSS_FUNC_TOEPLITZ] = {
2671                 .name = "toeplitz",
2672                 .help = "Toeplitz hash function",
2673                 .call = parse_vc_action_rss_func,
2674         },
2675         [ACTION_RSS_FUNC_SIMPLE_XOR] = {
2676                 .name = "simple_xor",
2677                 .help = "simple XOR hash function",
2678                 .call = parse_vc_action_rss_func,
2679         },
2680         [ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ] = {
2681                 .name = "symmetric_toeplitz",
2682                 .help = "Symmetric Toeplitz hash function",
2683                 .call = parse_vc_action_rss_func,
2684         },
2685         [ACTION_RSS_LEVEL] = {
2686                 .name = "level",
2687                 .help = "encapsulation level for \"types\"",
2688                 .next = NEXT(action_rss, NEXT_ENTRY(UNSIGNED)),
2689                 .args = ARGS(ARGS_ENTRY_ARB
2690                              (offsetof(struct action_rss_data, conf) +
2691                               offsetof(struct rte_flow_action_rss, level),
2692                               sizeof(((struct rte_flow_action_rss *)0)->
2693                                      level))),
2694         },
2695         [ACTION_RSS_TYPES] = {
2696                 .name = "types",
2697                 .help = "specific RSS hash types",
2698                 .next = NEXT(action_rss, NEXT_ENTRY(ACTION_RSS_TYPE)),
2699         },
2700         [ACTION_RSS_TYPE] = {
2701                 .name = "{type}",
2702                 .help = "RSS hash type",
2703                 .call = parse_vc_action_rss_type,
2704                 .comp = comp_vc_action_rss_type,
2705         },
2706         [ACTION_RSS_KEY] = {
2707                 .name = "key",
2708                 .help = "RSS hash key",
2709                 .next = NEXT(action_rss, NEXT_ENTRY(HEX)),
2710                 .args = ARGS(ARGS_ENTRY_ARB(0, 0),
2711                              ARGS_ENTRY_ARB
2712                              (offsetof(struct action_rss_data, conf) +
2713                               offsetof(struct rte_flow_action_rss, key_len),
2714                               sizeof(((struct rte_flow_action_rss *)0)->
2715                                      key_len)),
2716                              ARGS_ENTRY(struct action_rss_data, key)),
2717         },
2718         [ACTION_RSS_KEY_LEN] = {
2719                 .name = "key_len",
2720                 .help = "RSS hash key length in bytes",
2721                 .next = NEXT(action_rss, NEXT_ENTRY(UNSIGNED)),
2722                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
2723                              (offsetof(struct action_rss_data, conf) +
2724                               offsetof(struct rte_flow_action_rss, key_len),
2725                               sizeof(((struct rte_flow_action_rss *)0)->
2726                                      key_len),
2727                               0,
2728                               RSS_HASH_KEY_LENGTH)),
2729         },
2730         [ACTION_RSS_QUEUES] = {
2731                 .name = "queues",
2732                 .help = "queue indices to use",
2733                 .next = NEXT(action_rss, NEXT_ENTRY(ACTION_RSS_QUEUE)),
2734                 .call = parse_vc_conf,
2735         },
2736         [ACTION_RSS_QUEUE] = {
2737                 .name = "{queue}",
2738                 .help = "queue index",
2739                 .call = parse_vc_action_rss_queue,
2740                 .comp = comp_vc_action_rss_queue,
2741         },
2742         [ACTION_PF] = {
2743                 .name = "pf",
2744                 .help = "direct traffic to physical function",
2745                 .priv = PRIV_ACTION(PF, 0),
2746                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2747                 .call = parse_vc,
2748         },
2749         [ACTION_VF] = {
2750                 .name = "vf",
2751                 .help = "direct traffic to a virtual function ID",
2752                 .priv = PRIV_ACTION(VF, sizeof(struct rte_flow_action_vf)),
2753                 .next = NEXT(action_vf),
2754                 .call = parse_vc,
2755         },
2756         [ACTION_VF_ORIGINAL] = {
2757                 .name = "original",
2758                 .help = "use original VF ID if possible",
2759                 .next = NEXT(action_vf, NEXT_ENTRY(BOOLEAN)),
2760                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_vf,
2761                                            original, 1)),
2762                 .call = parse_vc_conf,
2763         },
2764         [ACTION_VF_ID] = {
2765                 .name = "id",
2766                 .help = "VF ID",
2767                 .next = NEXT(action_vf, NEXT_ENTRY(UNSIGNED)),
2768                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_vf, id)),
2769                 .call = parse_vc_conf,
2770         },
2771         [ACTION_PHY_PORT] = {
2772                 .name = "phy_port",
2773                 .help = "direct packets to physical port index",
2774                 .priv = PRIV_ACTION(PHY_PORT,
2775                                     sizeof(struct rte_flow_action_phy_port)),
2776                 .next = NEXT(action_phy_port),
2777                 .call = parse_vc,
2778         },
2779         [ACTION_PHY_PORT_ORIGINAL] = {
2780                 .name = "original",
2781                 .help = "use original port index if possible",
2782                 .next = NEXT(action_phy_port, NEXT_ENTRY(BOOLEAN)),
2783                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_phy_port,
2784                                            original, 1)),
2785                 .call = parse_vc_conf,
2786         },
2787         [ACTION_PHY_PORT_INDEX] = {
2788                 .name = "index",
2789                 .help = "physical port index",
2790                 .next = NEXT(action_phy_port, NEXT_ENTRY(UNSIGNED)),
2791                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_phy_port,
2792                                         index)),
2793                 .call = parse_vc_conf,
2794         },
2795         [ACTION_PORT_ID] = {
2796                 .name = "port_id",
2797                 .help = "direct matching traffic to a given DPDK port ID",
2798                 .priv = PRIV_ACTION(PORT_ID,
2799                                     sizeof(struct rte_flow_action_port_id)),
2800                 .next = NEXT(action_port_id),
2801                 .call = parse_vc,
2802         },
2803         [ACTION_PORT_ID_ORIGINAL] = {
2804                 .name = "original",
2805                 .help = "use original DPDK port ID if possible",
2806                 .next = NEXT(action_port_id, NEXT_ENTRY(BOOLEAN)),
2807                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_port_id,
2808                                            original, 1)),
2809                 .call = parse_vc_conf,
2810         },
2811         [ACTION_PORT_ID_ID] = {
2812                 .name = "id",
2813                 .help = "DPDK port ID",
2814                 .next = NEXT(action_port_id, NEXT_ENTRY(UNSIGNED)),
2815                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_port_id, id)),
2816                 .call = parse_vc_conf,
2817         },
2818         [ACTION_METER] = {
2819                 .name = "meter",
2820                 .help = "meter the directed packets at given id",
2821                 .priv = PRIV_ACTION(METER,
2822                                     sizeof(struct rte_flow_action_meter)),
2823                 .next = NEXT(action_meter),
2824                 .call = parse_vc,
2825         },
2826         [ACTION_METER_ID] = {
2827                 .name = "mtr_id",
2828                 .help = "meter id to use",
2829                 .next = NEXT(action_meter, NEXT_ENTRY(UNSIGNED)),
2830                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_meter, mtr_id)),
2831                 .call = parse_vc_conf,
2832         },
2833         [ACTION_OF_SET_MPLS_TTL] = {
2834                 .name = "of_set_mpls_ttl",
2835                 .help = "OpenFlow's OFPAT_SET_MPLS_TTL",
2836                 .priv = PRIV_ACTION
2837                         (OF_SET_MPLS_TTL,
2838                          sizeof(struct rte_flow_action_of_set_mpls_ttl)),
2839                 .next = NEXT(action_of_set_mpls_ttl),
2840                 .call = parse_vc,
2841         },
2842         [ACTION_OF_SET_MPLS_TTL_MPLS_TTL] = {
2843                 .name = "mpls_ttl",
2844                 .help = "MPLS TTL",
2845                 .next = NEXT(action_of_set_mpls_ttl, NEXT_ENTRY(UNSIGNED)),
2846                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_of_set_mpls_ttl,
2847                                         mpls_ttl)),
2848                 .call = parse_vc_conf,
2849         },
2850         [ACTION_OF_DEC_MPLS_TTL] = {
2851                 .name = "of_dec_mpls_ttl",
2852                 .help = "OpenFlow's OFPAT_DEC_MPLS_TTL",
2853                 .priv = PRIV_ACTION(OF_DEC_MPLS_TTL, 0),
2854                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2855                 .call = parse_vc,
2856         },
2857         [ACTION_OF_SET_NW_TTL] = {
2858                 .name = "of_set_nw_ttl",
2859                 .help = "OpenFlow's OFPAT_SET_NW_TTL",
2860                 .priv = PRIV_ACTION
2861                         (OF_SET_NW_TTL,
2862                          sizeof(struct rte_flow_action_of_set_nw_ttl)),
2863                 .next = NEXT(action_of_set_nw_ttl),
2864                 .call = parse_vc,
2865         },
2866         [ACTION_OF_SET_NW_TTL_NW_TTL] = {
2867                 .name = "nw_ttl",
2868                 .help = "IP TTL",
2869                 .next = NEXT(action_of_set_nw_ttl, NEXT_ENTRY(UNSIGNED)),
2870                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_of_set_nw_ttl,
2871                                         nw_ttl)),
2872                 .call = parse_vc_conf,
2873         },
2874         [ACTION_OF_DEC_NW_TTL] = {
2875                 .name = "of_dec_nw_ttl",
2876                 .help = "OpenFlow's OFPAT_DEC_NW_TTL",
2877                 .priv = PRIV_ACTION(OF_DEC_NW_TTL, 0),
2878                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2879                 .call = parse_vc,
2880         },
2881         [ACTION_OF_COPY_TTL_OUT] = {
2882                 .name = "of_copy_ttl_out",
2883                 .help = "OpenFlow's OFPAT_COPY_TTL_OUT",
2884                 .priv = PRIV_ACTION(OF_COPY_TTL_OUT, 0),
2885                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2886                 .call = parse_vc,
2887         },
2888         [ACTION_OF_COPY_TTL_IN] = {
2889                 .name = "of_copy_ttl_in",
2890                 .help = "OpenFlow's OFPAT_COPY_TTL_IN",
2891                 .priv = PRIV_ACTION(OF_COPY_TTL_IN, 0),
2892                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2893                 .call = parse_vc,
2894         },
2895         [ACTION_OF_POP_VLAN] = {
2896                 .name = "of_pop_vlan",
2897                 .help = "OpenFlow's OFPAT_POP_VLAN",
2898                 .priv = PRIV_ACTION(OF_POP_VLAN, 0),
2899                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2900                 .call = parse_vc,
2901         },
2902         [ACTION_OF_PUSH_VLAN] = {
2903                 .name = "of_push_vlan",
2904                 .help = "OpenFlow's OFPAT_PUSH_VLAN",
2905                 .priv = PRIV_ACTION
2906                         (OF_PUSH_VLAN,
2907                          sizeof(struct rte_flow_action_of_push_vlan)),
2908                 .next = NEXT(action_of_push_vlan),
2909                 .call = parse_vc,
2910         },
2911         [ACTION_OF_PUSH_VLAN_ETHERTYPE] = {
2912                 .name = "ethertype",
2913                 .help = "EtherType",
2914                 .next = NEXT(action_of_push_vlan, NEXT_ENTRY(UNSIGNED)),
2915                 .args = ARGS(ARGS_ENTRY_HTON
2916                              (struct rte_flow_action_of_push_vlan,
2917                               ethertype)),
2918                 .call = parse_vc_conf,
2919         },
2920         [ACTION_OF_SET_VLAN_VID] = {
2921                 .name = "of_set_vlan_vid",
2922                 .help = "OpenFlow's OFPAT_SET_VLAN_VID",
2923                 .priv = PRIV_ACTION
2924                         (OF_SET_VLAN_VID,
2925                          sizeof(struct rte_flow_action_of_set_vlan_vid)),
2926                 .next = NEXT(action_of_set_vlan_vid),
2927                 .call = parse_vc,
2928         },
2929         [ACTION_OF_SET_VLAN_VID_VLAN_VID] = {
2930                 .name = "vlan_vid",
2931                 .help = "VLAN id",
2932                 .next = NEXT(action_of_set_vlan_vid, NEXT_ENTRY(UNSIGNED)),
2933                 .args = ARGS(ARGS_ENTRY_HTON
2934                              (struct rte_flow_action_of_set_vlan_vid,
2935                               vlan_vid)),
2936                 .call = parse_vc_conf,
2937         },
2938         [ACTION_OF_SET_VLAN_PCP] = {
2939                 .name = "of_set_vlan_pcp",
2940                 .help = "OpenFlow's OFPAT_SET_VLAN_PCP",
2941                 .priv = PRIV_ACTION
2942                         (OF_SET_VLAN_PCP,
2943                          sizeof(struct rte_flow_action_of_set_vlan_pcp)),
2944                 .next = NEXT(action_of_set_vlan_pcp),
2945                 .call = parse_vc,
2946         },
2947         [ACTION_OF_SET_VLAN_PCP_VLAN_PCP] = {
2948                 .name = "vlan_pcp",
2949                 .help = "VLAN priority",
2950                 .next = NEXT(action_of_set_vlan_pcp, NEXT_ENTRY(UNSIGNED)),
2951                 .args = ARGS(ARGS_ENTRY_HTON
2952                              (struct rte_flow_action_of_set_vlan_pcp,
2953                               vlan_pcp)),
2954                 .call = parse_vc_conf,
2955         },
2956         [ACTION_OF_POP_MPLS] = {
2957                 .name = "of_pop_mpls",
2958                 .help = "OpenFlow's OFPAT_POP_MPLS",
2959                 .priv = PRIV_ACTION(OF_POP_MPLS,
2960                                     sizeof(struct rte_flow_action_of_pop_mpls)),
2961                 .next = NEXT(action_of_pop_mpls),
2962                 .call = parse_vc,
2963         },
2964         [ACTION_OF_POP_MPLS_ETHERTYPE] = {
2965                 .name = "ethertype",
2966                 .help = "EtherType",
2967                 .next = NEXT(action_of_pop_mpls, NEXT_ENTRY(UNSIGNED)),
2968                 .args = ARGS(ARGS_ENTRY_HTON
2969                              (struct rte_flow_action_of_pop_mpls,
2970                               ethertype)),
2971                 .call = parse_vc_conf,
2972         },
2973         [ACTION_OF_PUSH_MPLS] = {
2974                 .name = "of_push_mpls",
2975                 .help = "OpenFlow's OFPAT_PUSH_MPLS",
2976                 .priv = PRIV_ACTION
2977                         (OF_PUSH_MPLS,
2978                          sizeof(struct rte_flow_action_of_push_mpls)),
2979                 .next = NEXT(action_of_push_mpls),
2980                 .call = parse_vc,
2981         },
2982         [ACTION_OF_PUSH_MPLS_ETHERTYPE] = {
2983                 .name = "ethertype",
2984                 .help = "EtherType",
2985                 .next = NEXT(action_of_push_mpls, NEXT_ENTRY(UNSIGNED)),
2986                 .args = ARGS(ARGS_ENTRY_HTON
2987                              (struct rte_flow_action_of_push_mpls,
2988                               ethertype)),
2989                 .call = parse_vc_conf,
2990         },
2991         [ACTION_VXLAN_ENCAP] = {
2992                 .name = "vxlan_encap",
2993                 .help = "VXLAN encapsulation, uses configuration set by \"set"
2994                         " vxlan\"",
2995                 .priv = PRIV_ACTION(VXLAN_ENCAP,
2996                                     sizeof(struct action_vxlan_encap_data)),
2997                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2998                 .call = parse_vc_action_vxlan_encap,
2999         },
3000         [ACTION_VXLAN_DECAP] = {
3001                 .name = "vxlan_decap",
3002                 .help = "Performs a decapsulation action by stripping all"
3003                         " headers of the VXLAN tunnel network overlay from the"
3004                         " matched flow.",
3005                 .priv = PRIV_ACTION(VXLAN_DECAP, 0),
3006                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3007                 .call = parse_vc,
3008         },
3009         [ACTION_NVGRE_ENCAP] = {
3010                 .name = "nvgre_encap",
3011                 .help = "NVGRE encapsulation, uses configuration set by \"set"
3012                         " nvgre\"",
3013                 .priv = PRIV_ACTION(NVGRE_ENCAP,
3014                                     sizeof(struct action_nvgre_encap_data)),
3015                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3016                 .call = parse_vc_action_nvgre_encap,
3017         },
3018         [ACTION_NVGRE_DECAP] = {
3019                 .name = "nvgre_decap",
3020                 .help = "Performs a decapsulation action by stripping all"
3021                         " headers of the NVGRE tunnel network overlay from the"
3022                         " matched flow.",
3023                 .priv = PRIV_ACTION(NVGRE_DECAP, 0),
3024                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3025                 .call = parse_vc,
3026         },
3027         [ACTION_L2_ENCAP] = {
3028                 .name = "l2_encap",
3029                 .help = "l2 encap, uses configuration set by"
3030                         " \"set l2_encap\"",
3031                 .priv = PRIV_ACTION(RAW_ENCAP,
3032                                     sizeof(struct action_raw_encap_data)),
3033                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3034                 .call = parse_vc_action_l2_encap,
3035         },
3036         [ACTION_L2_DECAP] = {
3037                 .name = "l2_decap",
3038                 .help = "l2 decap, uses configuration set by"
3039                         " \"set l2_decap\"",
3040                 .priv = PRIV_ACTION(RAW_DECAP,
3041                                     sizeof(struct action_raw_decap_data)),
3042                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3043                 .call = parse_vc_action_l2_decap,
3044         },
3045         [ACTION_MPLSOGRE_ENCAP] = {
3046                 .name = "mplsogre_encap",
3047                 .help = "mplsogre encapsulation, uses configuration set by"
3048                         " \"set mplsogre_encap\"",
3049                 .priv = PRIV_ACTION(RAW_ENCAP,
3050                                     sizeof(struct action_raw_encap_data)),
3051                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3052                 .call = parse_vc_action_mplsogre_encap,
3053         },
3054         [ACTION_MPLSOGRE_DECAP] = {
3055                 .name = "mplsogre_decap",
3056                 .help = "mplsogre decapsulation, uses configuration set by"
3057                         " \"set mplsogre_decap\"",
3058                 .priv = PRIV_ACTION(RAW_DECAP,
3059                                     sizeof(struct action_raw_decap_data)),
3060                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3061                 .call = parse_vc_action_mplsogre_decap,
3062         },
3063         [ACTION_MPLSOUDP_ENCAP] = {
3064                 .name = "mplsoudp_encap",
3065                 .help = "mplsoudp encapsulation, uses configuration set by"
3066                         " \"set mplsoudp_encap\"",
3067                 .priv = PRIV_ACTION(RAW_ENCAP,
3068                                     sizeof(struct action_raw_encap_data)),
3069                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3070                 .call = parse_vc_action_mplsoudp_encap,
3071         },
3072         [ACTION_MPLSOUDP_DECAP] = {
3073                 .name = "mplsoudp_decap",
3074                 .help = "mplsoudp decapsulation, uses configuration set by"
3075                         " \"set mplsoudp_decap\"",
3076                 .priv = PRIV_ACTION(RAW_DECAP,
3077                                     sizeof(struct action_raw_decap_data)),
3078                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3079                 .call = parse_vc_action_mplsoudp_decap,
3080         },
3081         [ACTION_SET_IPV4_SRC] = {
3082                 .name = "set_ipv4_src",
3083                 .help = "Set a new IPv4 source address in the outermost"
3084                         " IPv4 header",
3085                 .priv = PRIV_ACTION(SET_IPV4_SRC,
3086                         sizeof(struct rte_flow_action_set_ipv4)),
3087                 .next = NEXT(action_set_ipv4_src),
3088                 .call = parse_vc,
3089         },
3090         [ACTION_SET_IPV4_SRC_IPV4_SRC] = {
3091                 .name = "ipv4_addr",
3092                 .help = "new IPv4 source address to set",
3093                 .next = NEXT(action_set_ipv4_src, NEXT_ENTRY(IPV4_ADDR)),
3094                 .args = ARGS(ARGS_ENTRY_HTON
3095                         (struct rte_flow_action_set_ipv4, ipv4_addr)),
3096                 .call = parse_vc_conf,
3097         },
3098         [ACTION_SET_IPV4_DST] = {
3099                 .name = "set_ipv4_dst",
3100                 .help = "Set a new IPv4 destination address in the outermost"
3101                         " IPv4 header",
3102                 .priv = PRIV_ACTION(SET_IPV4_DST,
3103                         sizeof(struct rte_flow_action_set_ipv4)),
3104                 .next = NEXT(action_set_ipv4_dst),
3105                 .call = parse_vc,
3106         },
3107         [ACTION_SET_IPV4_DST_IPV4_DST] = {
3108                 .name = "ipv4_addr",
3109                 .help = "new IPv4 destination address to set",
3110                 .next = NEXT(action_set_ipv4_dst, NEXT_ENTRY(IPV4_ADDR)),
3111                 .args = ARGS(ARGS_ENTRY_HTON
3112                         (struct rte_flow_action_set_ipv4, ipv4_addr)),
3113                 .call = parse_vc_conf,
3114         },
3115         [ACTION_SET_IPV6_SRC] = {
3116                 .name = "set_ipv6_src",
3117                 .help = "Set a new IPv6 source address in the outermost"
3118                         " IPv6 header",
3119                 .priv = PRIV_ACTION(SET_IPV6_SRC,
3120                         sizeof(struct rte_flow_action_set_ipv6)),
3121                 .next = NEXT(action_set_ipv6_src),
3122                 .call = parse_vc,
3123         },
3124         [ACTION_SET_IPV6_SRC_IPV6_SRC] = {
3125                 .name = "ipv6_addr",
3126                 .help = "new IPv6 source address to set",
3127                 .next = NEXT(action_set_ipv6_src, NEXT_ENTRY(IPV6_ADDR)),
3128                 .args = ARGS(ARGS_ENTRY_HTON
3129                         (struct rte_flow_action_set_ipv6, ipv6_addr)),
3130                 .call = parse_vc_conf,
3131         },
3132         [ACTION_SET_IPV6_DST] = {
3133                 .name = "set_ipv6_dst",
3134                 .help = "Set a new IPv6 destination address in the outermost"
3135                         " IPv6 header",
3136                 .priv = PRIV_ACTION(SET_IPV6_DST,
3137                         sizeof(struct rte_flow_action_set_ipv6)),
3138                 .next = NEXT(action_set_ipv6_dst),
3139                 .call = parse_vc,
3140         },
3141         [ACTION_SET_IPV6_DST_IPV6_DST] = {
3142                 .name = "ipv6_addr",
3143                 .help = "new IPv6 destination address to set",
3144                 .next = NEXT(action_set_ipv6_dst, NEXT_ENTRY(IPV6_ADDR)),
3145                 .args = ARGS(ARGS_ENTRY_HTON
3146                         (struct rte_flow_action_set_ipv6, ipv6_addr)),
3147                 .call = parse_vc_conf,
3148         },
3149         [ACTION_SET_TP_SRC] = {
3150                 .name = "set_tp_src",
3151                 .help = "set a new source port number in the outermost"
3152                         " TCP/UDP header",
3153                 .priv = PRIV_ACTION(SET_TP_SRC,
3154                         sizeof(struct rte_flow_action_set_tp)),
3155                 .next = NEXT(action_set_tp_src),
3156                 .call = parse_vc,
3157         },
3158         [ACTION_SET_TP_SRC_TP_SRC] = {
3159                 .name = "port",
3160                 .help = "new source port number to set",
3161                 .next = NEXT(action_set_tp_src, NEXT_ENTRY(UNSIGNED)),
3162                 .args = ARGS(ARGS_ENTRY_HTON
3163                              (struct rte_flow_action_set_tp, port)),
3164                 .call = parse_vc_conf,
3165         },
3166         [ACTION_SET_TP_DST] = {
3167                 .name = "set_tp_dst",
3168                 .help = "set a new destination port number in the outermost"
3169                         " TCP/UDP header",
3170                 .priv = PRIV_ACTION(SET_TP_DST,
3171                         sizeof(struct rte_flow_action_set_tp)),
3172                 .next = NEXT(action_set_tp_dst),
3173                 .call = parse_vc,
3174         },
3175         [ACTION_SET_TP_DST_TP_DST] = {
3176                 .name = "port",
3177                 .help = "new destination port number to set",
3178                 .next = NEXT(action_set_tp_dst, NEXT_ENTRY(UNSIGNED)),
3179                 .args = ARGS(ARGS_ENTRY_HTON
3180                              (struct rte_flow_action_set_tp, port)),
3181                 .call = parse_vc_conf,
3182         },
3183         [ACTION_MAC_SWAP] = {
3184                 .name = "mac_swap",
3185                 .help = "Swap the source and destination MAC addresses"
3186                         " in the outermost Ethernet header",
3187                 .priv = PRIV_ACTION(MAC_SWAP, 0),
3188                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3189                 .call = parse_vc,
3190         },
3191         [ACTION_DEC_TTL] = {
3192                 .name = "dec_ttl",
3193                 .help = "decrease network TTL if available",
3194                 .priv = PRIV_ACTION(DEC_TTL, 0),
3195                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3196                 .call = parse_vc,
3197         },
3198         [ACTION_SET_TTL] = {
3199                 .name = "set_ttl",
3200                 .help = "set ttl value",
3201                 .priv = PRIV_ACTION(SET_TTL,
3202                         sizeof(struct rte_flow_action_set_ttl)),
3203                 .next = NEXT(action_set_ttl),
3204                 .call = parse_vc,
3205         },
3206         [ACTION_SET_TTL_TTL] = {
3207                 .name = "ttl_value",
3208                 .help = "new ttl value to set",
3209                 .next = NEXT(action_set_ttl, NEXT_ENTRY(UNSIGNED)),
3210                 .args = ARGS(ARGS_ENTRY_HTON
3211                              (struct rte_flow_action_set_ttl, ttl_value)),
3212                 .call = parse_vc_conf,
3213         },
3214         [ACTION_SET_MAC_SRC] = {
3215                 .name = "set_mac_src",
3216                 .help = "set source mac address",
3217                 .priv = PRIV_ACTION(SET_MAC_SRC,
3218                         sizeof(struct rte_flow_action_set_mac)),
3219                 .next = NEXT(action_set_mac_src),
3220                 .call = parse_vc,
3221         },
3222         [ACTION_SET_MAC_SRC_MAC_SRC] = {
3223                 .name = "mac_addr",
3224                 .help = "new source mac address",
3225                 .next = NEXT(action_set_mac_src, NEXT_ENTRY(MAC_ADDR)),
3226                 .args = ARGS(ARGS_ENTRY_HTON
3227                              (struct rte_flow_action_set_mac, mac_addr)),
3228                 .call = parse_vc_conf,
3229         },
3230         [ACTION_SET_MAC_DST] = {
3231                 .name = "set_mac_dst",
3232                 .help = "set destination mac address",
3233                 .priv = PRIV_ACTION(SET_MAC_DST,
3234                         sizeof(struct rte_flow_action_set_mac)),
3235                 .next = NEXT(action_set_mac_dst),
3236                 .call = parse_vc,
3237         },
3238         [ACTION_SET_MAC_DST_MAC_DST] = {
3239                 .name = "mac_addr",
3240                 .help = "new destination mac address to set",
3241                 .next = NEXT(action_set_mac_dst, NEXT_ENTRY(MAC_ADDR)),
3242                 .args = ARGS(ARGS_ENTRY_HTON
3243                              (struct rte_flow_action_set_mac, mac_addr)),
3244                 .call = parse_vc_conf,
3245         },
3246         [ACTION_INC_TCP_SEQ] = {
3247                 .name = "inc_tcp_seq",
3248                 .help = "increase TCP sequence number",
3249                 .priv = PRIV_ACTION(INC_TCP_SEQ, sizeof(rte_be32_t)),
3250                 .next = NEXT(action_inc_tcp_seq),
3251                 .call = parse_vc,
3252         },
3253         [ACTION_INC_TCP_SEQ_VALUE] = {
3254                 .name = "value",
3255                 .help = "the value to increase TCP sequence number by",
3256                 .next = NEXT(action_inc_tcp_seq, NEXT_ENTRY(UNSIGNED)),
3257                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3258                 .call = parse_vc_conf,
3259         },
3260         [ACTION_DEC_TCP_SEQ] = {
3261                 .name = "dec_tcp_seq",
3262                 .help = "decrease TCP sequence number",
3263                 .priv = PRIV_ACTION(DEC_TCP_SEQ, sizeof(rte_be32_t)),
3264                 .next = NEXT(action_dec_tcp_seq),
3265                 .call = parse_vc,
3266         },
3267         [ACTION_DEC_TCP_SEQ_VALUE] = {
3268                 .name = "value",
3269                 .help = "the value to decrease TCP sequence number by",
3270                 .next = NEXT(action_dec_tcp_seq, NEXT_ENTRY(UNSIGNED)),
3271                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3272                 .call = parse_vc_conf,
3273         },
3274         [ACTION_INC_TCP_ACK] = {
3275                 .name = "inc_tcp_ack",
3276                 .help = "increase TCP acknowledgment number",
3277                 .priv = PRIV_ACTION(INC_TCP_ACK, sizeof(rte_be32_t)),
3278                 .next = NEXT(action_inc_tcp_ack),
3279                 .call = parse_vc,
3280         },
3281         [ACTION_INC_TCP_ACK_VALUE] = {
3282                 .name = "value",
3283                 .help = "the value to increase TCP acknowledgment number by",
3284                 .next = NEXT(action_inc_tcp_ack, NEXT_ENTRY(UNSIGNED)),
3285                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3286                 .call = parse_vc_conf,
3287         },
3288         [ACTION_DEC_TCP_ACK] = {
3289                 .name = "dec_tcp_ack",
3290                 .help = "decrease TCP acknowledgment number",
3291                 .priv = PRIV_ACTION(DEC_TCP_ACK, sizeof(rte_be32_t)),
3292                 .next = NEXT(action_dec_tcp_ack),
3293                 .call = parse_vc,
3294         },
3295         [ACTION_DEC_TCP_ACK_VALUE] = {
3296                 .name = "value",
3297                 .help = "the value to decrease TCP acknowledgment number by",
3298                 .next = NEXT(action_dec_tcp_ack, NEXT_ENTRY(UNSIGNED)),
3299                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3300                 .call = parse_vc_conf,
3301         },
3302         [ACTION_RAW_ENCAP] = {
3303                 .name = "raw_encap",
3304                 .help = "encapsulation data, defined by set raw_encap",
3305                 .priv = PRIV_ACTION(RAW_ENCAP,
3306                         sizeof(struct action_raw_encap_data)),
3307                 .next = NEXT(action_raw_encap),
3308                 .call = parse_vc_action_raw_encap,
3309         },
3310         [ACTION_RAW_ENCAP_INDEX] = {
3311                 .name = "index",
3312                 .help = "the index of raw_encap_confs",
3313                 .next = NEXT(NEXT_ENTRY(ACTION_RAW_ENCAP_INDEX_VALUE)),
3314         },
3315         [ACTION_RAW_ENCAP_INDEX_VALUE] = {
3316                 .name = "{index}",
3317                 .type = "UNSIGNED",
3318                 .help = "unsigned integer value",
3319                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3320                 .call = parse_vc_action_raw_encap_index,
3321                 .comp = comp_set_raw_index,
3322         },
3323         [ACTION_RAW_DECAP] = {
3324                 .name = "raw_decap",
3325                 .help = "decapsulation data, defined by set raw_encap",
3326                 .priv = PRIV_ACTION(RAW_DECAP,
3327                         sizeof(struct action_raw_decap_data)),
3328                 .next = NEXT(action_raw_decap),
3329                 .call = parse_vc_action_raw_decap,
3330         },
3331         [ACTION_RAW_DECAP_INDEX] = {
3332                 .name = "index",
3333                 .help = "the index of raw_encap_confs",
3334                 .next = NEXT(NEXT_ENTRY(ACTION_RAW_DECAP_INDEX_VALUE)),
3335         },
3336         [ACTION_RAW_DECAP_INDEX_VALUE] = {
3337                 .name = "{index}",
3338                 .type = "UNSIGNED",
3339                 .help = "unsigned integer value",
3340                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3341                 .call = parse_vc_action_raw_decap_index,
3342                 .comp = comp_set_raw_index,
3343         },
3344         /* Top level command. */
3345         [SET] = {
3346                 .name = "set",
3347                 .help = "set raw encap/decap data",
3348                 .type = "set raw_encap|raw_decap <index> <pattern>",
3349                 .next = NEXT(NEXT_ENTRY
3350                              (SET_RAW_ENCAP,
3351                               SET_RAW_DECAP)),
3352                 .call = parse_set_init,
3353         },
3354         /* Sub-level commands. */
3355         [SET_RAW_ENCAP] = {
3356                 .name = "raw_encap",
3357                 .help = "set raw encap data",
3358                 .next = NEXT(next_set_raw),
3359                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
3360                                 (offsetof(struct buffer, port),
3361                                  sizeof(((struct buffer *)0)->port),
3362                                  0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
3363                 .call = parse_set_raw_encap_decap,
3364         },
3365         [SET_RAW_DECAP] = {
3366                 .name = "raw_decap",
3367                 .help = "set raw decap data",
3368                 .next = NEXT(next_set_raw),
3369                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
3370                                 (offsetof(struct buffer, port),
3371                                  sizeof(((struct buffer *)0)->port),
3372                                  0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
3373                 .call = parse_set_raw_encap_decap,
3374         },
3375         [SET_RAW_INDEX] = {
3376                 .name = "{index}",
3377                 .type = "UNSIGNED",
3378                 .help = "index of raw_encap/raw_decap data",
3379                 .next = NEXT(next_item),
3380                 .call = parse_port,
3381         }
3382 };
3383
3384 /** Remove and return last entry from argument stack. */
3385 static const struct arg *
3386 pop_args(struct context *ctx)
3387 {
3388         return ctx->args_num ? ctx->args[--ctx->args_num] : NULL;
3389 }
3390
3391 /** Add entry on top of the argument stack. */
3392 static int
3393 push_args(struct context *ctx, const struct arg *arg)
3394 {
3395         if (ctx->args_num == CTX_STACK_SIZE)
3396                 return -1;
3397         ctx->args[ctx->args_num++] = arg;
3398         return 0;
3399 }
3400
3401 /** Spread value into buffer according to bit-mask. */
3402 static size_t
3403 arg_entry_bf_fill(void *dst, uintmax_t val, const struct arg *arg)
3404 {
3405         uint32_t i = arg->size;
3406         uint32_t end = 0;
3407         int sub = 1;
3408         int add = 0;
3409         size_t len = 0;
3410
3411         if (!arg->mask)
3412                 return 0;
3413 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
3414         if (!arg->hton) {
3415                 i = 0;
3416                 end = arg->size;
3417                 sub = 0;
3418                 add = 1;
3419         }
3420 #endif
3421         while (i != end) {
3422                 unsigned int shift = 0;
3423                 uint8_t *buf = (uint8_t *)dst + arg->offset + (i -= sub);
3424
3425                 for (shift = 0; arg->mask[i] >> shift; ++shift) {
3426                         if (!(arg->mask[i] & (1 << shift)))
3427                                 continue;
3428                         ++len;
3429                         if (!dst)
3430                                 continue;
3431                         *buf &= ~(1 << shift);
3432                         *buf |= (val & 1) << shift;
3433                         val >>= 1;
3434                 }
3435                 i += add;
3436         }
3437         return len;
3438 }
3439
3440 /** Compare a string with a partial one of a given length. */
3441 static int
3442 strcmp_partial(const char *full, const char *partial, size_t partial_len)
3443 {
3444         int r = strncmp(full, partial, partial_len);
3445
3446         if (r)
3447                 return r;
3448         if (strlen(full) <= partial_len)
3449                 return 0;
3450         return full[partial_len];
3451 }
3452
3453 /**
3454  * Parse a prefix length and generate a bit-mask.
3455  *
3456  * Last argument (ctx->args) is retrieved to determine mask size, storage
3457  * location and whether the result must use network byte ordering.
3458  */
3459 static int
3460 parse_prefix(struct context *ctx, const struct token *token,
3461              const char *str, unsigned int len,
3462              void *buf, unsigned int size)
3463 {
3464         const struct arg *arg = pop_args(ctx);
3465         static const uint8_t conv[] = "\x00\x80\xc0\xe0\xf0\xf8\xfc\xfe\xff";
3466         char *end;
3467         uintmax_t u;
3468         unsigned int bytes;
3469         unsigned int extra;
3470
3471         (void)token;
3472         /* Argument is expected. */
3473         if (!arg)
3474                 return -1;
3475         errno = 0;
3476         u = strtoumax(str, &end, 0);
3477         if (errno || (size_t)(end - str) != len)
3478                 goto error;
3479         if (arg->mask) {
3480                 uintmax_t v = 0;
3481
3482                 extra = arg_entry_bf_fill(NULL, 0, arg);
3483                 if (u > extra)
3484                         goto error;
3485                 if (!ctx->object)
3486                         return len;
3487                 extra -= u;
3488                 while (u--)
3489                         (v <<= 1, v |= 1);
3490                 v <<= extra;
3491                 if (!arg_entry_bf_fill(ctx->object, v, arg) ||
3492                     !arg_entry_bf_fill(ctx->objmask, -1, arg))
3493                         goto error;
3494                 return len;
3495         }
3496         bytes = u / 8;
3497         extra = u % 8;
3498         size = arg->size;
3499         if (bytes > size || bytes + !!extra > size)
3500                 goto error;
3501         if (!ctx->object)
3502                 return len;
3503         buf = (uint8_t *)ctx->object + arg->offset;
3504 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
3505         if (!arg->hton) {
3506                 memset((uint8_t *)buf + size - bytes, 0xff, bytes);
3507                 memset(buf, 0x00, size - bytes);
3508                 if (extra)
3509                         ((uint8_t *)buf)[size - bytes - 1] = conv[extra];
3510         } else
3511 #endif
3512         {
3513                 memset(buf, 0xff, bytes);
3514                 memset((uint8_t *)buf + bytes, 0x00, size - bytes);
3515                 if (extra)
3516                         ((uint8_t *)buf)[bytes] = conv[extra];
3517         }
3518         if (ctx->objmask)
3519                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
3520         return len;
3521 error:
3522         push_args(ctx, arg);
3523         return -1;
3524 }
3525
3526 /** Default parsing function for token name matching. */
3527 static int
3528 parse_default(struct context *ctx, const struct token *token,
3529               const char *str, unsigned int len,
3530               void *buf, unsigned int size)
3531 {
3532         (void)ctx;
3533         (void)buf;
3534         (void)size;
3535         if (strcmp_partial(token->name, str, len))
3536                 return -1;
3537         return len;
3538 }
3539
3540 /** Parse flow command, initialize output buffer for subsequent tokens. */
3541 static int
3542 parse_init(struct context *ctx, const struct token *token,
3543            const char *str, unsigned int len,
3544            void *buf, unsigned int size)
3545 {
3546         struct buffer *out = buf;
3547
3548         /* Token name must match. */
3549         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3550                 return -1;
3551         /* Nothing else to do if there is no buffer. */
3552         if (!out)
3553                 return len;
3554         /* Make sure buffer is large enough. */
3555         if (size < sizeof(*out))
3556                 return -1;
3557         /* Initialize buffer. */
3558         memset(out, 0x00, sizeof(*out));
3559         memset((uint8_t *)out + sizeof(*out), 0x22, size - sizeof(*out));
3560         ctx->objdata = 0;
3561         ctx->object = out;
3562         ctx->objmask = NULL;
3563         return len;
3564 }
3565
3566 /** Parse tokens for validate/create commands. */
3567 static int
3568 parse_vc(struct context *ctx, const struct token *token,
3569          const char *str, unsigned int len,
3570          void *buf, unsigned int size)
3571 {
3572         struct buffer *out = buf;
3573         uint8_t *data;
3574         uint32_t data_size;
3575
3576         /* Token name must match. */
3577         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3578                 return -1;
3579         /* Nothing else to do if there is no buffer. */
3580         if (!out)
3581                 return len;
3582         if (!out->command) {
3583                 if (ctx->curr != VALIDATE && ctx->curr != CREATE)
3584                         return -1;
3585                 if (sizeof(*out) > size)
3586                         return -1;
3587                 out->command = ctx->curr;
3588                 ctx->objdata = 0;
3589                 ctx->object = out;
3590                 ctx->objmask = NULL;
3591                 out->args.vc.data = (uint8_t *)out + size;
3592                 return len;
3593         }
3594         ctx->objdata = 0;
3595         ctx->object = &out->args.vc.attr;
3596         ctx->objmask = NULL;
3597         switch (ctx->curr) {
3598         case GROUP:
3599         case PRIORITY:
3600                 return len;
3601         case INGRESS:
3602                 out->args.vc.attr.ingress = 1;
3603                 return len;
3604         case EGRESS:
3605                 out->args.vc.attr.egress = 1;
3606                 return len;
3607         case TRANSFER:
3608                 out->args.vc.attr.transfer = 1;
3609                 return len;
3610         case PATTERN:
3611                 out->args.vc.pattern =
3612                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
3613                                                sizeof(double));
3614                 ctx->object = out->args.vc.pattern;
3615                 ctx->objmask = NULL;
3616                 return len;
3617         case ACTIONS:
3618                 out->args.vc.actions =
3619                         (void *)RTE_ALIGN_CEIL((uintptr_t)
3620                                                (out->args.vc.pattern +
3621                                                 out->args.vc.pattern_n),
3622                                                sizeof(double));
3623                 ctx->object = out->args.vc.actions;
3624                 ctx->objmask = NULL;
3625                 return len;
3626         default:
3627                 if (!token->priv)
3628                         return -1;
3629                 break;
3630         }
3631         if (!out->args.vc.actions) {
3632                 const struct parse_item_priv *priv = token->priv;
3633                 struct rte_flow_item *item =
3634                         out->args.vc.pattern + out->args.vc.pattern_n;
3635
3636                 data_size = priv->size * 3; /* spec, last, mask */
3637                 data = (void *)RTE_ALIGN_FLOOR((uintptr_t)
3638                                                (out->args.vc.data - data_size),
3639                                                sizeof(double));
3640                 if ((uint8_t *)item + sizeof(*item) > data)
3641                         return -1;
3642                 *item = (struct rte_flow_item){
3643                         .type = priv->type,
3644                 };
3645                 ++out->args.vc.pattern_n;
3646                 ctx->object = item;
3647                 ctx->objmask = NULL;
3648         } else {
3649                 const struct parse_action_priv *priv = token->priv;
3650                 struct rte_flow_action *action =
3651                         out->args.vc.actions + out->args.vc.actions_n;
3652
3653                 data_size = priv->size; /* configuration */
3654                 data = (void *)RTE_ALIGN_FLOOR((uintptr_t)
3655                                                (out->args.vc.data - data_size),
3656                                                sizeof(double));
3657                 if ((uint8_t *)action + sizeof(*action) > data)
3658                         return -1;
3659                 *action = (struct rte_flow_action){
3660                         .type = priv->type,
3661                         .conf = data_size ? data : NULL,
3662                 };
3663                 ++out->args.vc.actions_n;
3664                 ctx->object = action;
3665                 ctx->objmask = NULL;
3666         }
3667         memset(data, 0, data_size);
3668         out->args.vc.data = data;
3669         ctx->objdata = data_size;
3670         return len;
3671 }
3672
3673 /** Parse pattern item parameter type. */
3674 static int
3675 parse_vc_spec(struct context *ctx, const struct token *token,
3676               const char *str, unsigned int len,
3677               void *buf, unsigned int size)
3678 {
3679         struct buffer *out = buf;
3680         struct rte_flow_item *item;
3681         uint32_t data_size;
3682         int index;
3683         int objmask = 0;
3684
3685         (void)size;
3686         /* Token name must match. */
3687         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3688                 return -1;
3689         /* Parse parameter types. */
3690         switch (ctx->curr) {
3691                 static const enum index prefix[] = NEXT_ENTRY(PREFIX);
3692
3693         case ITEM_PARAM_IS:
3694                 index = 0;
3695                 objmask = 1;
3696                 break;
3697         case ITEM_PARAM_SPEC:
3698                 index = 0;
3699                 break;
3700         case ITEM_PARAM_LAST:
3701                 index = 1;
3702                 break;
3703         case ITEM_PARAM_PREFIX:
3704                 /* Modify next token to expect a prefix. */
3705                 if (ctx->next_num < 2)
3706                         return -1;
3707                 ctx->next[ctx->next_num - 2] = prefix;
3708                 /* Fall through. */
3709         case ITEM_PARAM_MASK:
3710                 index = 2;
3711                 break;
3712         default:
3713                 return -1;
3714         }
3715         /* Nothing else to do if there is no buffer. */
3716         if (!out)
3717                 return len;
3718         if (!out->args.vc.pattern_n)
3719                 return -1;
3720         item = &out->args.vc.pattern[out->args.vc.pattern_n - 1];
3721         data_size = ctx->objdata / 3; /* spec, last, mask */
3722         /* Point to selected object. */
3723         ctx->object = out->args.vc.data + (data_size * index);
3724         if (objmask) {
3725                 ctx->objmask = out->args.vc.data + (data_size * 2); /* mask */
3726                 item->mask = ctx->objmask;
3727         } else
3728                 ctx->objmask = NULL;
3729         /* Update relevant item pointer. */
3730         *((const void **[]){ &item->spec, &item->last, &item->mask })[index] =
3731                 ctx->object;
3732         return len;
3733 }
3734
3735 /** Parse action configuration field. */
3736 static int
3737 parse_vc_conf(struct context *ctx, const struct token *token,
3738               const char *str, unsigned int len,
3739               void *buf, unsigned int size)
3740 {
3741         struct buffer *out = buf;
3742
3743         (void)size;
3744         /* Token name must match. */
3745         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3746                 return -1;
3747         /* Nothing else to do if there is no buffer. */
3748         if (!out)
3749                 return len;
3750         /* Point to selected object. */
3751         ctx->object = out->args.vc.data;
3752         ctx->objmask = NULL;
3753         return len;
3754 }
3755
3756 /** Parse RSS action. */
3757 static int
3758 parse_vc_action_rss(struct context *ctx, const struct token *token,
3759                     const char *str, unsigned int len,
3760                     void *buf, unsigned int size)
3761 {
3762         struct buffer *out = buf;
3763         struct rte_flow_action *action;
3764         struct action_rss_data *action_rss_data;
3765         unsigned int i;
3766         int ret;
3767
3768         ret = parse_vc(ctx, token, str, len, buf, size);
3769         if (ret < 0)
3770                 return ret;
3771         /* Nothing else to do if there is no buffer. */
3772         if (!out)
3773                 return ret;
3774         if (!out->args.vc.actions_n)
3775                 return -1;
3776         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
3777         /* Point to selected object. */
3778         ctx->object = out->args.vc.data;
3779         ctx->objmask = NULL;
3780         /* Set up default configuration. */
3781         action_rss_data = ctx->object;
3782         *action_rss_data = (struct action_rss_data){
3783                 .conf = (struct rte_flow_action_rss){
3784                         .func = RTE_ETH_HASH_FUNCTION_DEFAULT,
3785                         .level = 0,
3786                         .types = rss_hf,
3787                         .key_len = sizeof(action_rss_data->key),
3788                         .queue_num = RTE_MIN(nb_rxq, ACTION_RSS_QUEUE_NUM),
3789                         .key = action_rss_data->key,
3790                         .queue = action_rss_data->queue,
3791                 },
3792                 .key = "testpmd's default RSS hash key, "
3793                         "override it for better balancing",
3794                 .queue = { 0 },
3795         };
3796         for (i = 0; i < action_rss_data->conf.queue_num; ++i)
3797                 action_rss_data->queue[i] = i;
3798         if (!port_id_is_invalid(ctx->port, DISABLED_WARN) &&
3799             ctx->port != (portid_t)RTE_PORT_ALL) {
3800                 struct rte_eth_dev_info info;
3801                 int ret2;
3802
3803                 ret2 = rte_eth_dev_info_get(ctx->port, &info);
3804                 if (ret2 != 0)
3805                         return ret2;
3806
3807                 action_rss_data->conf.key_len =
3808                         RTE_MIN(sizeof(action_rss_data->key),
3809                                 info.hash_key_size);
3810         }
3811         action->conf = &action_rss_data->conf;
3812         return ret;
3813 }
3814
3815 /**
3816  * Parse func field for RSS action.
3817  *
3818  * The RTE_ETH_HASH_FUNCTION_* value to assign is derived from the
3819  * ACTION_RSS_FUNC_* index that called this function.
3820  */
3821 static int
3822 parse_vc_action_rss_func(struct context *ctx, const struct token *token,
3823                          const char *str, unsigned int len,
3824                          void *buf, unsigned int size)
3825 {
3826         struct action_rss_data *action_rss_data;
3827         enum rte_eth_hash_function func;
3828
3829         (void)buf;
3830         (void)size;
3831         /* Token name must match. */
3832         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3833                 return -1;
3834         switch (ctx->curr) {
3835         case ACTION_RSS_FUNC_DEFAULT:
3836                 func = RTE_ETH_HASH_FUNCTION_DEFAULT;
3837                 break;
3838         case ACTION_RSS_FUNC_TOEPLITZ:
3839                 func = RTE_ETH_HASH_FUNCTION_TOEPLITZ;
3840                 break;
3841         case ACTION_RSS_FUNC_SIMPLE_XOR:
3842                 func = RTE_ETH_HASH_FUNCTION_SIMPLE_XOR;
3843                 break;
3844         case ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ:
3845                 func = RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ;
3846                 break;
3847         default:
3848                 return -1;
3849         }
3850         if (!ctx->object)
3851                 return len;
3852         action_rss_data = ctx->object;
3853         action_rss_data->conf.func = func;
3854         return len;
3855 }
3856
3857 /**
3858  * Parse type field for RSS action.
3859  *
3860  * Valid tokens are type field names and the "end" token.
3861  */
3862 static int
3863 parse_vc_action_rss_type(struct context *ctx, const struct token *token,
3864                           const char *str, unsigned int len,
3865                           void *buf, unsigned int size)
3866 {
3867         static const enum index next[] = NEXT_ENTRY(ACTION_RSS_TYPE);
3868         struct action_rss_data *action_rss_data;
3869         unsigned int i;
3870
3871         (void)token;
3872         (void)buf;
3873         (void)size;
3874         if (ctx->curr != ACTION_RSS_TYPE)
3875                 return -1;
3876         if (!(ctx->objdata >> 16) && ctx->object) {
3877                 action_rss_data = ctx->object;
3878                 action_rss_data->conf.types = 0;
3879         }
3880         if (!strcmp_partial("end", str, len)) {
3881                 ctx->objdata &= 0xffff;
3882                 return len;
3883         }
3884         for (i = 0; rss_type_table[i].str; ++i)
3885                 if (!strcmp_partial(rss_type_table[i].str, str, len))
3886                         break;
3887         if (!rss_type_table[i].str)
3888                 return -1;
3889         ctx->objdata = 1 << 16 | (ctx->objdata & 0xffff);
3890         /* Repeat token. */
3891         if (ctx->next_num == RTE_DIM(ctx->next))
3892                 return -1;
3893         ctx->next[ctx->next_num++] = next;
3894         if (!ctx->object)
3895                 return len;
3896         action_rss_data = ctx->object;
3897         action_rss_data->conf.types |= rss_type_table[i].rss_type;
3898         return len;
3899 }
3900
3901 /**
3902  * Parse queue field for RSS action.
3903  *
3904  * Valid tokens are queue indices and the "end" token.
3905  */
3906 static int
3907 parse_vc_action_rss_queue(struct context *ctx, const struct token *token,
3908                           const char *str, unsigned int len,
3909                           void *buf, unsigned int size)
3910 {
3911         static const enum index next[] = NEXT_ENTRY(ACTION_RSS_QUEUE);
3912         struct action_rss_data *action_rss_data;
3913         const struct arg *arg;
3914         int ret;
3915         int i;
3916
3917         (void)token;
3918         (void)buf;
3919         (void)size;
3920         if (ctx->curr != ACTION_RSS_QUEUE)
3921                 return -1;
3922         i = ctx->objdata >> 16;
3923         if (!strcmp_partial("end", str, len)) {
3924                 ctx->objdata &= 0xffff;
3925                 goto end;
3926         }
3927         if (i >= ACTION_RSS_QUEUE_NUM)
3928                 return -1;
3929         arg = ARGS_ENTRY_ARB(offsetof(struct action_rss_data, queue) +
3930                              i * sizeof(action_rss_data->queue[i]),
3931                              sizeof(action_rss_data->queue[i]));
3932         if (push_args(ctx, arg))
3933                 return -1;
3934         ret = parse_int(ctx, token, str, len, NULL, 0);
3935         if (ret < 0) {
3936                 pop_args(ctx);
3937                 return -1;
3938         }
3939         ++i;
3940         ctx->objdata = i << 16 | (ctx->objdata & 0xffff);
3941         /* Repeat token. */
3942         if (ctx->next_num == RTE_DIM(ctx->next))
3943                 return -1;
3944         ctx->next[ctx->next_num++] = next;
3945 end:
3946         if (!ctx->object)
3947                 return len;
3948         action_rss_data = ctx->object;
3949         action_rss_data->conf.queue_num = i;
3950         action_rss_data->conf.queue = i ? action_rss_data->queue : NULL;
3951         return len;
3952 }
3953
3954 /** Parse VXLAN encap action. */
3955 static int
3956 parse_vc_action_vxlan_encap(struct context *ctx, const struct token *token,
3957                             const char *str, unsigned int len,
3958                             void *buf, unsigned int size)
3959 {
3960         struct buffer *out = buf;
3961         struct rte_flow_action *action;
3962         struct action_vxlan_encap_data *action_vxlan_encap_data;
3963         int ret;
3964
3965         ret = parse_vc(ctx, token, str, len, buf, size);
3966         if (ret < 0)
3967                 return ret;
3968         /* Nothing else to do if there is no buffer. */
3969         if (!out)
3970                 return ret;
3971         if (!out->args.vc.actions_n)
3972                 return -1;
3973         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
3974         /* Point to selected object. */
3975         ctx->object = out->args.vc.data;
3976         ctx->objmask = NULL;
3977         /* Set up default configuration. */
3978         action_vxlan_encap_data = ctx->object;
3979         *action_vxlan_encap_data = (struct action_vxlan_encap_data){
3980                 .conf = (struct rte_flow_action_vxlan_encap){
3981                         .definition = action_vxlan_encap_data->items,
3982                 },
3983                 .items = {
3984                         {
3985                                 .type = RTE_FLOW_ITEM_TYPE_ETH,
3986                                 .spec = &action_vxlan_encap_data->item_eth,
3987                                 .mask = &rte_flow_item_eth_mask,
3988                         },
3989                         {
3990                                 .type = RTE_FLOW_ITEM_TYPE_VLAN,
3991                                 .spec = &action_vxlan_encap_data->item_vlan,
3992                                 .mask = &rte_flow_item_vlan_mask,
3993                         },
3994                         {
3995                                 .type = RTE_FLOW_ITEM_TYPE_IPV4,
3996                                 .spec = &action_vxlan_encap_data->item_ipv4,
3997                                 .mask = &rte_flow_item_ipv4_mask,
3998                         },
3999                         {
4000                                 .type = RTE_FLOW_ITEM_TYPE_UDP,
4001                                 .spec = &action_vxlan_encap_data->item_udp,
4002                                 .mask = &rte_flow_item_udp_mask,
4003                         },
4004                         {
4005                                 .type = RTE_FLOW_ITEM_TYPE_VXLAN,
4006                                 .spec = &action_vxlan_encap_data->item_vxlan,
4007                                 .mask = &rte_flow_item_vxlan_mask,
4008                         },
4009                         {
4010                                 .type = RTE_FLOW_ITEM_TYPE_END,
4011                         },
4012                 },
4013                 .item_eth.type = 0,
4014                 .item_vlan = {
4015                         .tci = vxlan_encap_conf.vlan_tci,
4016                         .inner_type = 0,
4017                 },
4018                 .item_ipv4.hdr = {
4019                         .src_addr = vxlan_encap_conf.ipv4_src,
4020                         .dst_addr = vxlan_encap_conf.ipv4_dst,
4021                 },
4022                 .item_udp.hdr = {
4023                         .src_port = vxlan_encap_conf.udp_src,
4024                         .dst_port = vxlan_encap_conf.udp_dst,
4025                 },
4026                 .item_vxlan.flags = 0,
4027         };
4028         memcpy(action_vxlan_encap_data->item_eth.dst.addr_bytes,
4029                vxlan_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4030         memcpy(action_vxlan_encap_data->item_eth.src.addr_bytes,
4031                vxlan_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4032         if (!vxlan_encap_conf.select_ipv4) {
4033                 memcpy(&action_vxlan_encap_data->item_ipv6.hdr.src_addr,
4034                        &vxlan_encap_conf.ipv6_src,
4035                        sizeof(vxlan_encap_conf.ipv6_src));
4036                 memcpy(&action_vxlan_encap_data->item_ipv6.hdr.dst_addr,
4037                        &vxlan_encap_conf.ipv6_dst,
4038                        sizeof(vxlan_encap_conf.ipv6_dst));
4039                 action_vxlan_encap_data->items[2] = (struct rte_flow_item){
4040                         .type = RTE_FLOW_ITEM_TYPE_IPV6,
4041                         .spec = &action_vxlan_encap_data->item_ipv6,
4042                         .mask = &rte_flow_item_ipv6_mask,
4043                 };
4044         }
4045         if (!vxlan_encap_conf.select_vlan)
4046                 action_vxlan_encap_data->items[1].type =
4047                         RTE_FLOW_ITEM_TYPE_VOID;
4048         if (vxlan_encap_conf.select_tos_ttl) {
4049                 if (vxlan_encap_conf.select_ipv4) {
4050                         static struct rte_flow_item_ipv4 ipv4_mask_tos;
4051
4052                         memcpy(&ipv4_mask_tos, &rte_flow_item_ipv4_mask,
4053                                sizeof(ipv4_mask_tos));
4054                         ipv4_mask_tos.hdr.type_of_service = 0xff;
4055                         ipv4_mask_tos.hdr.time_to_live = 0xff;
4056                         action_vxlan_encap_data->item_ipv4.hdr.type_of_service =
4057                                         vxlan_encap_conf.ip_tos;
4058                         action_vxlan_encap_data->item_ipv4.hdr.time_to_live =
4059                                         vxlan_encap_conf.ip_ttl;
4060                         action_vxlan_encap_data->items[2].mask =
4061                                                         &ipv4_mask_tos;
4062                 } else {
4063                         static struct rte_flow_item_ipv6 ipv6_mask_tos;
4064
4065                         memcpy(&ipv6_mask_tos, &rte_flow_item_ipv6_mask,
4066                                sizeof(ipv6_mask_tos));
4067                         ipv6_mask_tos.hdr.vtc_flow |=
4068                                 RTE_BE32(0xfful << RTE_IPV6_HDR_TC_SHIFT);
4069                         ipv6_mask_tos.hdr.hop_limits = 0xff;
4070                         action_vxlan_encap_data->item_ipv6.hdr.vtc_flow |=
4071                                 rte_cpu_to_be_32
4072                                         ((uint32_t)vxlan_encap_conf.ip_tos <<
4073                                          RTE_IPV6_HDR_TC_SHIFT);
4074                         action_vxlan_encap_data->item_ipv6.hdr.hop_limits =
4075                                         vxlan_encap_conf.ip_ttl;
4076                         action_vxlan_encap_data->items[2].mask =
4077                                                         &ipv6_mask_tos;
4078                 }
4079         }
4080         memcpy(action_vxlan_encap_data->item_vxlan.vni, vxlan_encap_conf.vni,
4081                RTE_DIM(vxlan_encap_conf.vni));
4082         action->conf = &action_vxlan_encap_data->conf;
4083         return ret;
4084 }
4085
4086 /** Parse NVGRE encap action. */
4087 static int
4088 parse_vc_action_nvgre_encap(struct context *ctx, const struct token *token,
4089                             const char *str, unsigned int len,
4090                             void *buf, unsigned int size)
4091 {
4092         struct buffer *out = buf;
4093         struct rte_flow_action *action;
4094         struct action_nvgre_encap_data *action_nvgre_encap_data;
4095         int ret;
4096
4097         ret = parse_vc(ctx, token, str, len, buf, size);
4098         if (ret < 0)
4099                 return ret;
4100         /* Nothing else to do if there is no buffer. */
4101         if (!out)
4102                 return ret;
4103         if (!out->args.vc.actions_n)
4104                 return -1;
4105         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4106         /* Point to selected object. */
4107         ctx->object = out->args.vc.data;
4108         ctx->objmask = NULL;
4109         /* Set up default configuration. */
4110         action_nvgre_encap_data = ctx->object;
4111         *action_nvgre_encap_data = (struct action_nvgre_encap_data){
4112                 .conf = (struct rte_flow_action_nvgre_encap){
4113                         .definition = action_nvgre_encap_data->items,
4114                 },
4115                 .items = {
4116                         {
4117                                 .type = RTE_FLOW_ITEM_TYPE_ETH,
4118                                 .spec = &action_nvgre_encap_data->item_eth,
4119                                 .mask = &rte_flow_item_eth_mask,
4120                         },
4121                         {
4122                                 .type = RTE_FLOW_ITEM_TYPE_VLAN,
4123                                 .spec = &action_nvgre_encap_data->item_vlan,
4124                                 .mask = &rte_flow_item_vlan_mask,
4125                         },
4126                         {
4127                                 .type = RTE_FLOW_ITEM_TYPE_IPV4,
4128                                 .spec = &action_nvgre_encap_data->item_ipv4,
4129                                 .mask = &rte_flow_item_ipv4_mask,
4130                         },
4131                         {
4132                                 .type = RTE_FLOW_ITEM_TYPE_NVGRE,
4133                                 .spec = &action_nvgre_encap_data->item_nvgre,
4134                                 .mask = &rte_flow_item_nvgre_mask,
4135                         },
4136                         {
4137                                 .type = RTE_FLOW_ITEM_TYPE_END,
4138                         },
4139                 },
4140                 .item_eth.type = 0,
4141                 .item_vlan = {
4142                         .tci = nvgre_encap_conf.vlan_tci,
4143                         .inner_type = 0,
4144                 },
4145                 .item_ipv4.hdr = {
4146                        .src_addr = nvgre_encap_conf.ipv4_src,
4147                        .dst_addr = nvgre_encap_conf.ipv4_dst,
4148                 },
4149                 .item_nvgre.flow_id = 0,
4150         };
4151         memcpy(action_nvgre_encap_data->item_eth.dst.addr_bytes,
4152                nvgre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4153         memcpy(action_nvgre_encap_data->item_eth.src.addr_bytes,
4154                nvgre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4155         if (!nvgre_encap_conf.select_ipv4) {
4156                 memcpy(&action_nvgre_encap_data->item_ipv6.hdr.src_addr,
4157                        &nvgre_encap_conf.ipv6_src,
4158                        sizeof(nvgre_encap_conf.ipv6_src));
4159                 memcpy(&action_nvgre_encap_data->item_ipv6.hdr.dst_addr,
4160                        &nvgre_encap_conf.ipv6_dst,
4161                        sizeof(nvgre_encap_conf.ipv6_dst));
4162                 action_nvgre_encap_data->items[2] = (struct rte_flow_item){
4163                         .type = RTE_FLOW_ITEM_TYPE_IPV6,
4164                         .spec = &action_nvgre_encap_data->item_ipv6,
4165                         .mask = &rte_flow_item_ipv6_mask,
4166                 };
4167         }
4168         if (!nvgre_encap_conf.select_vlan)
4169                 action_nvgre_encap_data->items[1].type =
4170                         RTE_FLOW_ITEM_TYPE_VOID;
4171         memcpy(action_nvgre_encap_data->item_nvgre.tni, nvgre_encap_conf.tni,
4172                RTE_DIM(nvgre_encap_conf.tni));
4173         action->conf = &action_nvgre_encap_data->conf;
4174         return ret;
4175 }
4176
4177 /** Parse l2 encap action. */
4178 static int
4179 parse_vc_action_l2_encap(struct context *ctx, const struct token *token,
4180                          const char *str, unsigned int len,
4181                          void *buf, unsigned int size)
4182 {
4183         struct buffer *out = buf;
4184         struct rte_flow_action *action;
4185         struct action_raw_encap_data *action_encap_data;
4186         struct rte_flow_item_eth eth = { .type = 0, };
4187         struct rte_flow_item_vlan vlan = {
4188                 .tci = mplsoudp_encap_conf.vlan_tci,
4189                 .inner_type = 0,
4190         };
4191         uint8_t *header;
4192         int ret;
4193
4194         ret = parse_vc(ctx, token, str, len, buf, size);
4195         if (ret < 0)
4196                 return ret;
4197         /* Nothing else to do if there is no buffer. */
4198         if (!out)
4199                 return ret;
4200         if (!out->args.vc.actions_n)
4201                 return -1;
4202         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4203         /* Point to selected object. */
4204         ctx->object = out->args.vc.data;
4205         ctx->objmask = NULL;
4206         /* Copy the headers to the buffer. */
4207         action_encap_data = ctx->object;
4208         *action_encap_data = (struct action_raw_encap_data) {
4209                 .conf = (struct rte_flow_action_raw_encap){
4210                         .data = action_encap_data->data,
4211                 },
4212                 .data = {},
4213         };
4214         header = action_encap_data->data;
4215         if (l2_encap_conf.select_vlan)
4216                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4217         else if (l2_encap_conf.select_ipv4)
4218                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4219         else
4220                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4221         memcpy(eth.dst.addr_bytes,
4222                l2_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4223         memcpy(eth.src.addr_bytes,
4224                l2_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4225         memcpy(header, &eth, sizeof(eth));
4226         header += sizeof(eth);
4227         if (l2_encap_conf.select_vlan) {
4228                 if (l2_encap_conf.select_ipv4)
4229                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4230                 else
4231                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4232                 memcpy(header, &vlan, sizeof(vlan));
4233                 header += sizeof(vlan);
4234         }
4235         action_encap_data->conf.size = header -
4236                 action_encap_data->data;
4237         action->conf = &action_encap_data->conf;
4238         return ret;
4239 }
4240
4241 /** Parse l2 decap action. */
4242 static int
4243 parse_vc_action_l2_decap(struct context *ctx, const struct token *token,
4244                          const char *str, unsigned int len,
4245                          void *buf, unsigned int size)
4246 {
4247         struct buffer *out = buf;
4248         struct rte_flow_action *action;
4249         struct action_raw_decap_data *action_decap_data;
4250         struct rte_flow_item_eth eth = { .type = 0, };
4251         struct rte_flow_item_vlan vlan = {
4252                 .tci = mplsoudp_encap_conf.vlan_tci,
4253                 .inner_type = 0,
4254         };
4255         uint8_t *header;
4256         int ret;
4257
4258         ret = parse_vc(ctx, token, str, len, buf, size);
4259         if (ret < 0)
4260                 return ret;
4261         /* Nothing else to do if there is no buffer. */
4262         if (!out)
4263                 return ret;
4264         if (!out->args.vc.actions_n)
4265                 return -1;
4266         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4267         /* Point to selected object. */
4268         ctx->object = out->args.vc.data;
4269         ctx->objmask = NULL;
4270         /* Copy the headers to the buffer. */
4271         action_decap_data = ctx->object;
4272         *action_decap_data = (struct action_raw_decap_data) {
4273                 .conf = (struct rte_flow_action_raw_decap){
4274                         .data = action_decap_data->data,
4275                 },
4276                 .data = {},
4277         };
4278         header = action_decap_data->data;
4279         if (l2_decap_conf.select_vlan)
4280                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4281         memcpy(header, &eth, sizeof(eth));
4282         header += sizeof(eth);
4283         if (l2_decap_conf.select_vlan) {
4284                 memcpy(header, &vlan, sizeof(vlan));
4285                 header += sizeof(vlan);
4286         }
4287         action_decap_data->conf.size = header -
4288                 action_decap_data->data;
4289         action->conf = &action_decap_data->conf;
4290         return ret;
4291 }
4292
4293 #define ETHER_TYPE_MPLS_UNICAST 0x8847
4294
4295 /** Parse MPLSOGRE encap action. */
4296 static int
4297 parse_vc_action_mplsogre_encap(struct context *ctx, const struct token *token,
4298                                const char *str, unsigned int len,
4299                                void *buf, unsigned int size)
4300 {
4301         struct buffer *out = buf;
4302         struct rte_flow_action *action;
4303         struct action_raw_encap_data *action_encap_data;
4304         struct rte_flow_item_eth eth = { .type = 0, };
4305         struct rte_flow_item_vlan vlan = {
4306                 .tci = mplsogre_encap_conf.vlan_tci,
4307                 .inner_type = 0,
4308         };
4309         struct rte_flow_item_ipv4 ipv4 = {
4310                 .hdr =  {
4311                         .src_addr = mplsogre_encap_conf.ipv4_src,
4312                         .dst_addr = mplsogre_encap_conf.ipv4_dst,
4313                         .next_proto_id = IPPROTO_GRE,
4314                         .version_ihl = RTE_IPV4_VHL_DEF,
4315                         .time_to_live = IPDEFTTL,
4316                 },
4317         };
4318         struct rte_flow_item_ipv6 ipv6 = {
4319                 .hdr =  {
4320                         .proto = IPPROTO_GRE,
4321                         .hop_limits = IPDEFTTL,
4322                 },
4323         };
4324         struct rte_flow_item_gre gre = {
4325                 .protocol = rte_cpu_to_be_16(ETHER_TYPE_MPLS_UNICAST),
4326         };
4327         struct rte_flow_item_mpls mpls;
4328         uint8_t *header;
4329         int ret;
4330
4331         ret = parse_vc(ctx, token, str, len, buf, size);
4332         if (ret < 0)
4333                 return ret;
4334         /* Nothing else to do if there is no buffer. */
4335         if (!out)
4336                 return ret;
4337         if (!out->args.vc.actions_n)
4338                 return -1;
4339         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4340         /* Point to selected object. */
4341         ctx->object = out->args.vc.data;
4342         ctx->objmask = NULL;
4343         /* Copy the headers to the buffer. */
4344         action_encap_data = ctx->object;
4345         *action_encap_data = (struct action_raw_encap_data) {
4346                 .conf = (struct rte_flow_action_raw_encap){
4347                         .data = action_encap_data->data,
4348                 },
4349                 .data = {},
4350                 .preserve = {},
4351         };
4352         header = action_encap_data->data;
4353         if (mplsogre_encap_conf.select_vlan)
4354                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4355         else if (mplsogre_encap_conf.select_ipv4)
4356                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4357         else
4358                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4359         memcpy(eth.dst.addr_bytes,
4360                mplsogre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4361         memcpy(eth.src.addr_bytes,
4362                mplsogre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4363         memcpy(header, &eth, sizeof(eth));
4364         header += sizeof(eth);
4365         if (mplsogre_encap_conf.select_vlan) {
4366                 if (mplsogre_encap_conf.select_ipv4)
4367                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4368                 else
4369                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4370                 memcpy(header, &vlan, sizeof(vlan));
4371                 header += sizeof(vlan);
4372         }
4373         if (mplsogre_encap_conf.select_ipv4) {
4374                 memcpy(header, &ipv4, sizeof(ipv4));
4375                 header += sizeof(ipv4);
4376         } else {
4377                 memcpy(&ipv6.hdr.src_addr,
4378                        &mplsogre_encap_conf.ipv6_src,
4379                        sizeof(mplsogre_encap_conf.ipv6_src));
4380                 memcpy(&ipv6.hdr.dst_addr,
4381                        &mplsogre_encap_conf.ipv6_dst,
4382                        sizeof(mplsogre_encap_conf.ipv6_dst));
4383                 memcpy(header, &ipv6, sizeof(ipv6));
4384                 header += sizeof(ipv6);
4385         }
4386         memcpy(header, &gre, sizeof(gre));
4387         header += sizeof(gre);
4388         memcpy(mpls.label_tc_s, mplsogre_encap_conf.label,
4389                RTE_DIM(mplsogre_encap_conf.label));
4390         mpls.label_tc_s[2] |= 0x1;
4391         memcpy(header, &mpls, sizeof(mpls));
4392         header += sizeof(mpls);
4393         action_encap_data->conf.size = header -
4394                 action_encap_data->data;
4395         action->conf = &action_encap_data->conf;
4396         return ret;
4397 }
4398
4399 /** Parse MPLSOGRE decap action. */
4400 static int
4401 parse_vc_action_mplsogre_decap(struct context *ctx, const struct token *token,
4402                                const char *str, unsigned int len,
4403                                void *buf, unsigned int size)
4404 {
4405         struct buffer *out = buf;
4406         struct rte_flow_action *action;
4407         struct action_raw_decap_data *action_decap_data;
4408         struct rte_flow_item_eth eth = { .type = 0, };
4409         struct rte_flow_item_vlan vlan = {.tci = 0};
4410         struct rte_flow_item_ipv4 ipv4 = {
4411                 .hdr =  {
4412                         .next_proto_id = IPPROTO_GRE,
4413                 },
4414         };
4415         struct rte_flow_item_ipv6 ipv6 = {
4416                 .hdr =  {
4417                         .proto = IPPROTO_GRE,
4418                 },
4419         };
4420         struct rte_flow_item_gre gre = {
4421                 .protocol = rte_cpu_to_be_16(ETHER_TYPE_MPLS_UNICAST),
4422         };
4423         struct rte_flow_item_mpls mpls;
4424         uint8_t *header;
4425         int ret;
4426
4427         ret = parse_vc(ctx, token, str, len, buf, size);
4428         if (ret < 0)
4429                 return ret;
4430         /* Nothing else to do if there is no buffer. */
4431         if (!out)
4432                 return ret;
4433         if (!out->args.vc.actions_n)
4434                 return -1;
4435         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4436         /* Point to selected object. */
4437         ctx->object = out->args.vc.data;
4438         ctx->objmask = NULL;
4439         /* Copy the headers to the buffer. */
4440         action_decap_data = ctx->object;
4441         *action_decap_data = (struct action_raw_decap_data) {
4442                 .conf = (struct rte_flow_action_raw_decap){
4443                         .data = action_decap_data->data,
4444                 },
4445                 .data = {},
4446         };
4447         header = action_decap_data->data;
4448         if (mplsogre_decap_conf.select_vlan)
4449                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4450         else if (mplsogre_encap_conf.select_ipv4)
4451                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4452         else
4453                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4454         memcpy(eth.dst.addr_bytes,
4455                mplsogre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4456         memcpy(eth.src.addr_bytes,
4457                mplsogre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4458         memcpy(header, &eth, sizeof(eth));
4459         header += sizeof(eth);
4460         if (mplsogre_encap_conf.select_vlan) {
4461                 if (mplsogre_encap_conf.select_ipv4)
4462                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4463                 else
4464                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4465                 memcpy(header, &vlan, sizeof(vlan));
4466                 header += sizeof(vlan);
4467         }
4468         if (mplsogre_encap_conf.select_ipv4) {
4469                 memcpy(header, &ipv4, sizeof(ipv4));
4470                 header += sizeof(ipv4);
4471         } else {
4472                 memcpy(header, &ipv6, sizeof(ipv6));
4473                 header += sizeof(ipv6);
4474         }
4475         memcpy(header, &gre, sizeof(gre));
4476         header += sizeof(gre);
4477         memset(&mpls, 0, sizeof(mpls));
4478         memcpy(header, &mpls, sizeof(mpls));
4479         header += sizeof(mpls);
4480         action_decap_data->conf.size = header -
4481                 action_decap_data->data;
4482         action->conf = &action_decap_data->conf;
4483         return ret;
4484 }
4485
4486 /** Parse MPLSOUDP encap action. */
4487 static int
4488 parse_vc_action_mplsoudp_encap(struct context *ctx, const struct token *token,
4489                                const char *str, unsigned int len,
4490                                void *buf, unsigned int size)
4491 {
4492         struct buffer *out = buf;
4493         struct rte_flow_action *action;
4494         struct action_raw_encap_data *action_encap_data;
4495         struct rte_flow_item_eth eth = { .type = 0, };
4496         struct rte_flow_item_vlan vlan = {
4497                 .tci = mplsoudp_encap_conf.vlan_tci,
4498                 .inner_type = 0,
4499         };
4500         struct rte_flow_item_ipv4 ipv4 = {
4501                 .hdr =  {
4502                         .src_addr = mplsoudp_encap_conf.ipv4_src,
4503                         .dst_addr = mplsoudp_encap_conf.ipv4_dst,
4504                         .next_proto_id = IPPROTO_UDP,
4505                         .version_ihl = RTE_IPV4_VHL_DEF,
4506                         .time_to_live = IPDEFTTL,
4507                 },
4508         };
4509         struct rte_flow_item_ipv6 ipv6 = {
4510                 .hdr =  {
4511                         .proto = IPPROTO_UDP,
4512                         .hop_limits = IPDEFTTL,
4513                 },
4514         };
4515         struct rte_flow_item_udp udp = {
4516                 .hdr = {
4517                         .src_port = mplsoudp_encap_conf.udp_src,
4518                         .dst_port = mplsoudp_encap_conf.udp_dst,
4519                 },
4520         };
4521         struct rte_flow_item_mpls mpls;
4522         uint8_t *header;
4523         int ret;
4524
4525         ret = parse_vc(ctx, token, str, len, buf, size);
4526         if (ret < 0)
4527                 return ret;
4528         /* Nothing else to do if there is no buffer. */
4529         if (!out)
4530                 return ret;
4531         if (!out->args.vc.actions_n)
4532                 return -1;
4533         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4534         /* Point to selected object. */
4535         ctx->object = out->args.vc.data;
4536         ctx->objmask = NULL;
4537         /* Copy the headers to the buffer. */
4538         action_encap_data = ctx->object;
4539         *action_encap_data = (struct action_raw_encap_data) {
4540                 .conf = (struct rte_flow_action_raw_encap){
4541                         .data = action_encap_data->data,
4542                 },
4543                 .data = {},
4544                 .preserve = {},
4545         };
4546         header = action_encap_data->data;
4547         if (mplsoudp_encap_conf.select_vlan)
4548                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4549         else if (mplsoudp_encap_conf.select_ipv4)
4550                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4551         else
4552                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4553         memcpy(eth.dst.addr_bytes,
4554                mplsoudp_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4555         memcpy(eth.src.addr_bytes,
4556                mplsoudp_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4557         memcpy(header, &eth, sizeof(eth));
4558         header += sizeof(eth);
4559         if (mplsoudp_encap_conf.select_vlan) {
4560                 if (mplsoudp_encap_conf.select_ipv4)
4561                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4562                 else
4563                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4564                 memcpy(header, &vlan, sizeof(vlan));
4565                 header += sizeof(vlan);
4566         }
4567         if (mplsoudp_encap_conf.select_ipv4) {
4568                 memcpy(header, &ipv4, sizeof(ipv4));
4569                 header += sizeof(ipv4);
4570         } else {
4571                 memcpy(&ipv6.hdr.src_addr,
4572                        &mplsoudp_encap_conf.ipv6_src,
4573                        sizeof(mplsoudp_encap_conf.ipv6_src));
4574                 memcpy(&ipv6.hdr.dst_addr,
4575                        &mplsoudp_encap_conf.ipv6_dst,
4576                        sizeof(mplsoudp_encap_conf.ipv6_dst));
4577                 memcpy(header, &ipv6, sizeof(ipv6));
4578                 header += sizeof(ipv6);
4579         }
4580         memcpy(header, &udp, sizeof(udp));
4581         header += sizeof(udp);
4582         memcpy(mpls.label_tc_s, mplsoudp_encap_conf.label,
4583                RTE_DIM(mplsoudp_encap_conf.label));
4584         mpls.label_tc_s[2] |= 0x1;
4585         memcpy(header, &mpls, sizeof(mpls));
4586         header += sizeof(mpls);
4587         action_encap_data->conf.size = header -
4588                 action_encap_data->data;
4589         action->conf = &action_encap_data->conf;
4590         return ret;
4591 }
4592
4593 /** Parse MPLSOUDP decap action. */
4594 static int
4595 parse_vc_action_mplsoudp_decap(struct context *ctx, const struct token *token,
4596                                const char *str, unsigned int len,
4597                                void *buf, unsigned int size)
4598 {
4599         struct buffer *out = buf;
4600         struct rte_flow_action *action;
4601         struct action_raw_decap_data *action_decap_data;
4602         struct rte_flow_item_eth eth = { .type = 0, };
4603         struct rte_flow_item_vlan vlan = {.tci = 0};
4604         struct rte_flow_item_ipv4 ipv4 = {
4605                 .hdr =  {
4606                         .next_proto_id = IPPROTO_UDP,
4607                 },
4608         };
4609         struct rte_flow_item_ipv6 ipv6 = {
4610                 .hdr =  {
4611                         .proto = IPPROTO_UDP,
4612                 },
4613         };
4614         struct rte_flow_item_udp udp = {
4615                 .hdr = {
4616                         .dst_port = rte_cpu_to_be_16(6635),
4617                 },
4618         };
4619         struct rte_flow_item_mpls mpls;
4620         uint8_t *header;
4621         int ret;
4622
4623         ret = parse_vc(ctx, token, str, len, buf, size);
4624         if (ret < 0)
4625                 return ret;
4626         /* Nothing else to do if there is no buffer. */
4627         if (!out)
4628                 return ret;
4629         if (!out->args.vc.actions_n)
4630                 return -1;
4631         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4632         /* Point to selected object. */
4633         ctx->object = out->args.vc.data;
4634         ctx->objmask = NULL;
4635         /* Copy the headers to the buffer. */
4636         action_decap_data = ctx->object;
4637         *action_decap_data = (struct action_raw_decap_data) {
4638                 .conf = (struct rte_flow_action_raw_decap){
4639                         .data = action_decap_data->data,
4640                 },
4641                 .data = {},
4642         };
4643         header = action_decap_data->data;
4644         if (mplsoudp_decap_conf.select_vlan)
4645                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4646         else if (mplsoudp_encap_conf.select_ipv4)
4647                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4648         else
4649                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4650         memcpy(eth.dst.addr_bytes,
4651                mplsoudp_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4652         memcpy(eth.src.addr_bytes,
4653                mplsoudp_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4654         memcpy(header, &eth, sizeof(eth));
4655         header += sizeof(eth);
4656         if (mplsoudp_encap_conf.select_vlan) {
4657                 if (mplsoudp_encap_conf.select_ipv4)
4658                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4659                 else
4660                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4661                 memcpy(header, &vlan, sizeof(vlan));
4662                 header += sizeof(vlan);
4663         }
4664         if (mplsoudp_encap_conf.select_ipv4) {
4665                 memcpy(header, &ipv4, sizeof(ipv4));
4666                 header += sizeof(ipv4);
4667         } else {
4668                 memcpy(header, &ipv6, sizeof(ipv6));
4669                 header += sizeof(ipv6);
4670         }
4671         memcpy(header, &udp, sizeof(udp));
4672         header += sizeof(udp);
4673         memset(&mpls, 0, sizeof(mpls));
4674         memcpy(header, &mpls, sizeof(mpls));
4675         header += sizeof(mpls);
4676         action_decap_data->conf.size = header -
4677                 action_decap_data->data;
4678         action->conf = &action_decap_data->conf;
4679         return ret;
4680 }
4681
4682 static int
4683 parse_vc_action_raw_decap_index(struct context *ctx, const struct token *token,
4684                                 const char *str, unsigned int len, void *buf,
4685                                 unsigned int size)
4686 {
4687         struct action_raw_decap_data *action_raw_decap_data;
4688         struct rte_flow_action *action;
4689         const struct arg *arg;
4690         struct buffer *out = buf;
4691         int ret;
4692         uint16_t idx;
4693
4694         RTE_SET_USED(token);
4695         RTE_SET_USED(buf);
4696         RTE_SET_USED(size);
4697         arg = ARGS_ENTRY_ARB_BOUNDED
4698                 (offsetof(struct action_raw_decap_data, idx),
4699                  sizeof(((struct action_raw_decap_data *)0)->idx),
4700                  0, RAW_ENCAP_CONFS_MAX_NUM - 1);
4701         if (push_args(ctx, arg))
4702                 return -1;
4703         ret = parse_int(ctx, token, str, len, NULL, 0);
4704         if (ret < 0) {
4705                 pop_args(ctx);
4706                 return -1;
4707         }
4708         if (!ctx->object)
4709                 return len;
4710         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4711         action_raw_decap_data = ctx->object;
4712         idx = action_raw_decap_data->idx;
4713         action_raw_decap_data->conf.data = raw_decap_confs[idx].data;
4714         action_raw_decap_data->conf.size = raw_decap_confs[idx].size;
4715         action->conf = &action_raw_decap_data->conf;
4716         return len;
4717 }
4718
4719
4720 static int
4721 parse_vc_action_raw_encap_index(struct context *ctx, const struct token *token,
4722                                 const char *str, unsigned int len, void *buf,
4723                                 unsigned int size)
4724 {
4725         struct action_raw_encap_data *action_raw_encap_data;
4726         struct rte_flow_action *action;
4727         const struct arg *arg;
4728         struct buffer *out = buf;
4729         int ret;
4730         uint16_t idx;
4731
4732         RTE_SET_USED(token);
4733         RTE_SET_USED(buf);
4734         RTE_SET_USED(size);
4735         if (ctx->curr != ACTION_RAW_ENCAP_INDEX_VALUE)
4736                 return -1;
4737         arg = ARGS_ENTRY_ARB_BOUNDED
4738                 (offsetof(struct action_raw_encap_data, idx),
4739                  sizeof(((struct action_raw_encap_data *)0)->idx),
4740                  0, RAW_ENCAP_CONFS_MAX_NUM - 1);
4741         if (push_args(ctx, arg))
4742                 return -1;
4743         ret = parse_int(ctx, token, str, len, NULL, 0);
4744         if (ret < 0) {
4745                 pop_args(ctx);
4746                 return -1;
4747         }
4748         if (!ctx->object)
4749                 return len;
4750         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4751         action_raw_encap_data = ctx->object;
4752         idx = action_raw_encap_data->idx;
4753         action_raw_encap_data->conf.data = raw_encap_confs[idx].data;
4754         action_raw_encap_data->conf.size = raw_encap_confs[idx].size;
4755         action_raw_encap_data->conf.preserve = NULL;
4756         action->conf = &action_raw_encap_data->conf;
4757         return len;
4758 }
4759
4760 static int
4761 parse_vc_action_raw_encap(struct context *ctx, const struct token *token,
4762                           const char *str, unsigned int len, void *buf,
4763                           unsigned int size)
4764 {
4765         struct buffer *out = buf;
4766         struct rte_flow_action *action;
4767         struct action_raw_encap_data *action_raw_encap_data = NULL;
4768         int ret;
4769
4770         ret = parse_vc(ctx, token, str, len, buf, size);
4771         if (ret < 0)
4772                 return ret;
4773         /* Nothing else to do if there is no buffer. */
4774         if (!out)
4775                 return ret;
4776         if (!out->args.vc.actions_n)
4777                 return -1;
4778         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4779         /* Point to selected object. */
4780         ctx->object = out->args.vc.data;
4781         ctx->objmask = NULL;
4782         /* Copy the headers to the buffer. */
4783         action_raw_encap_data = ctx->object;
4784         action_raw_encap_data->conf.data = raw_encap_confs[0].data;
4785         action_raw_encap_data->conf.preserve = NULL;
4786         action_raw_encap_data->conf.size = raw_encap_confs[0].size;
4787         action->conf = &action_raw_encap_data->conf;
4788         return ret;
4789 }
4790
4791 static int
4792 parse_vc_action_raw_decap(struct context *ctx, const struct token *token,
4793                           const char *str, unsigned int len, void *buf,
4794                           unsigned int size)
4795 {
4796         struct buffer *out = buf;
4797         struct rte_flow_action *action;
4798         struct action_raw_decap_data *action_raw_decap_data = NULL;
4799         int ret;
4800
4801         ret = parse_vc(ctx, token, str, len, buf, size);
4802         if (ret < 0)
4803                 return ret;
4804         /* Nothing else to do if there is no buffer. */
4805         if (!out)
4806                 return ret;
4807         if (!out->args.vc.actions_n)
4808                 return -1;
4809         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4810         /* Point to selected object. */
4811         ctx->object = out->args.vc.data;
4812         ctx->objmask = NULL;
4813         /* Copy the headers to the buffer. */
4814         action_raw_decap_data = ctx->object;
4815         action_raw_decap_data->conf.data = raw_decap_confs[0].data;
4816         action_raw_decap_data->conf.size = raw_decap_confs[0].size;
4817         action->conf = &action_raw_decap_data->conf;
4818         return ret;
4819 }
4820
4821 /** Parse tokens for destroy command. */
4822 static int
4823 parse_destroy(struct context *ctx, const struct token *token,
4824               const char *str, unsigned int len,
4825               void *buf, unsigned int size)
4826 {
4827         struct buffer *out = buf;
4828
4829         /* Token name must match. */
4830         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
4831                 return -1;
4832         /* Nothing else to do if there is no buffer. */
4833         if (!out)
4834                 return len;
4835         if (!out->command) {
4836                 if (ctx->curr != DESTROY)
4837                         return -1;
4838                 if (sizeof(*out) > size)
4839                         return -1;
4840                 out->command = ctx->curr;
4841                 ctx->objdata = 0;
4842                 ctx->object = out;
4843                 ctx->objmask = NULL;
4844                 out->args.destroy.rule =
4845                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
4846                                                sizeof(double));
4847                 return len;
4848         }
4849         if (((uint8_t *)(out->args.destroy.rule + out->args.destroy.rule_n) +
4850              sizeof(*out->args.destroy.rule)) > (uint8_t *)out + size)
4851                 return -1;
4852         ctx->objdata = 0;
4853         ctx->object = out->args.destroy.rule + out->args.destroy.rule_n++;
4854         ctx->objmask = NULL;
4855         return len;
4856 }
4857
4858 /** Parse tokens for flush command. */
4859 static int
4860 parse_flush(struct context *ctx, const struct token *token,
4861             const char *str, unsigned int len,
4862             void *buf, unsigned int size)
4863 {
4864         struct buffer *out = buf;
4865
4866         /* Token name must match. */
4867         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
4868                 return -1;
4869         /* Nothing else to do if there is no buffer. */
4870         if (!out)
4871                 return len;
4872         if (!out->command) {
4873                 if (ctx->curr != FLUSH)
4874                         return -1;
4875                 if (sizeof(*out) > size)
4876                         return -1;
4877                 out->command = ctx->curr;
4878                 ctx->objdata = 0;
4879                 ctx->object = out;
4880                 ctx->objmask = NULL;
4881         }
4882         return len;
4883 }
4884
4885 /** Parse tokens for query command. */
4886 static int
4887 parse_query(struct context *ctx, const struct token *token,
4888             const char *str, unsigned int len,
4889             void *buf, unsigned int size)
4890 {
4891         struct buffer *out = buf;
4892
4893         /* Token name must match. */
4894         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
4895                 return -1;
4896         /* Nothing else to do if there is no buffer. */
4897         if (!out)
4898                 return len;
4899         if (!out->command) {
4900                 if (ctx->curr != QUERY)
4901                         return -1;
4902                 if (sizeof(*out) > size)
4903                         return -1;
4904                 out->command = ctx->curr;
4905                 ctx->objdata = 0;
4906                 ctx->object = out;
4907                 ctx->objmask = NULL;
4908         }
4909         return len;
4910 }
4911
4912 /** Parse action names. */
4913 static int
4914 parse_action(struct context *ctx, const struct token *token,
4915              const char *str, unsigned int len,
4916              void *buf, unsigned int size)
4917 {
4918         struct buffer *out = buf;
4919         const struct arg *arg = pop_args(ctx);
4920         unsigned int i;
4921
4922         (void)size;
4923         /* Argument is expected. */
4924         if (!arg)
4925                 return -1;
4926         /* Parse action name. */
4927         for (i = 0; next_action[i]; ++i) {
4928                 const struct parse_action_priv *priv;
4929
4930                 token = &token_list[next_action[i]];
4931                 if (strcmp_partial(token->name, str, len))
4932                         continue;
4933                 priv = token->priv;
4934                 if (!priv)
4935                         goto error;
4936                 if (out)
4937                         memcpy((uint8_t *)ctx->object + arg->offset,
4938                                &priv->type,
4939                                arg->size);
4940                 return len;
4941         }
4942 error:
4943         push_args(ctx, arg);
4944         return -1;
4945 }
4946
4947 /** Parse tokens for list command. */
4948 static int
4949 parse_list(struct context *ctx, const struct token *token,
4950            const char *str, unsigned int len,
4951            void *buf, unsigned int size)
4952 {
4953         struct buffer *out = buf;
4954
4955         /* Token name must match. */
4956         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
4957                 return -1;
4958         /* Nothing else to do if there is no buffer. */
4959         if (!out)
4960                 return len;
4961         if (!out->command) {
4962                 if (ctx->curr != LIST)
4963                         return -1;
4964                 if (sizeof(*out) > size)
4965                         return -1;
4966                 out->command = ctx->curr;
4967                 ctx->objdata = 0;
4968                 ctx->object = out;
4969                 ctx->objmask = NULL;
4970                 out->args.list.group =
4971                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
4972                                                sizeof(double));
4973                 return len;
4974         }
4975         if (((uint8_t *)(out->args.list.group + out->args.list.group_n) +
4976              sizeof(*out->args.list.group)) > (uint8_t *)out + size)
4977                 return -1;
4978         ctx->objdata = 0;
4979         ctx->object = out->args.list.group + out->args.list.group_n++;
4980         ctx->objmask = NULL;
4981         return len;
4982 }
4983
4984 /** Parse tokens for isolate command. */
4985 static int
4986 parse_isolate(struct context *ctx, const struct token *token,
4987               const char *str, unsigned int len,
4988               void *buf, unsigned int size)
4989 {
4990         struct buffer *out = buf;
4991
4992         /* Token name must match. */
4993         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
4994                 return -1;
4995         /* Nothing else to do if there is no buffer. */
4996         if (!out)
4997                 return len;
4998         if (!out->command) {
4999                 if (ctx->curr != ISOLATE)
5000                         return -1;
5001                 if (sizeof(*out) > size)
5002                         return -1;
5003                 out->command = ctx->curr;
5004                 ctx->objdata = 0;
5005                 ctx->object = out;
5006                 ctx->objmask = NULL;
5007         }
5008         return len;
5009 }
5010
5011 /**
5012  * Parse signed/unsigned integers 8 to 64-bit long.
5013  *
5014  * Last argument (ctx->args) is retrieved to determine integer type and
5015  * storage location.
5016  */
5017 static int
5018 parse_int(struct context *ctx, const struct token *token,
5019           const char *str, unsigned int len,
5020           void *buf, unsigned int size)
5021 {
5022         const struct arg *arg = pop_args(ctx);
5023         uintmax_t u;
5024         char *end;
5025
5026         (void)token;
5027         /* Argument is expected. */
5028         if (!arg)
5029                 return -1;
5030         errno = 0;
5031         u = arg->sign ?
5032                 (uintmax_t)strtoimax(str, &end, 0) :
5033                 strtoumax(str, &end, 0);
5034         if (errno || (size_t)(end - str) != len)
5035                 goto error;
5036         if (arg->bounded &&
5037             ((arg->sign && ((intmax_t)u < (intmax_t)arg->min ||
5038                             (intmax_t)u > (intmax_t)arg->max)) ||
5039              (!arg->sign && (u < arg->min || u > arg->max))))
5040                 goto error;
5041         if (!ctx->object)
5042                 return len;
5043         if (arg->mask) {
5044                 if (!arg_entry_bf_fill(ctx->object, u, arg) ||
5045                     !arg_entry_bf_fill(ctx->objmask, -1, arg))
5046                         goto error;
5047                 return len;
5048         }
5049         buf = (uint8_t *)ctx->object + arg->offset;
5050         size = arg->size;
5051         if (u > RTE_LEN2MASK(size * CHAR_BIT, uint64_t))
5052                 return -1;
5053 objmask:
5054         switch (size) {
5055         case sizeof(uint8_t):
5056                 *(uint8_t *)buf = u;
5057                 break;
5058         case sizeof(uint16_t):
5059                 *(uint16_t *)buf = arg->hton ? rte_cpu_to_be_16(u) : u;
5060                 break;
5061         case sizeof(uint8_t [3]):
5062 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
5063                 if (!arg->hton) {
5064                         ((uint8_t *)buf)[0] = u;
5065                         ((uint8_t *)buf)[1] = u >> 8;
5066                         ((uint8_t *)buf)[2] = u >> 16;
5067                         break;
5068                 }
5069 #endif
5070                 ((uint8_t *)buf)[0] = u >> 16;
5071                 ((uint8_t *)buf)[1] = u >> 8;
5072                 ((uint8_t *)buf)[2] = u;
5073                 break;
5074         case sizeof(uint32_t):
5075                 *(uint32_t *)buf = arg->hton ? rte_cpu_to_be_32(u) : u;
5076                 break;
5077         case sizeof(uint64_t):
5078                 *(uint64_t *)buf = arg->hton ? rte_cpu_to_be_64(u) : u;
5079                 break;
5080         default:
5081                 goto error;
5082         }
5083         if (ctx->objmask && buf != (uint8_t *)ctx->objmask + arg->offset) {
5084                 u = -1;
5085                 buf = (uint8_t *)ctx->objmask + arg->offset;
5086                 goto objmask;
5087         }
5088         return len;
5089 error:
5090         push_args(ctx, arg);
5091         return -1;
5092 }
5093
5094 /**
5095  * Parse a string.
5096  *
5097  * Three arguments (ctx->args) are retrieved from the stack to store data,
5098  * its actual length and address (in that order).
5099  */
5100 static int
5101 parse_string(struct context *ctx, const struct token *token,
5102              const char *str, unsigned int len,
5103              void *buf, unsigned int size)
5104 {
5105         const struct arg *arg_data = pop_args(ctx);
5106         const struct arg *arg_len = pop_args(ctx);
5107         const struct arg *arg_addr = pop_args(ctx);
5108         char tmp[16]; /* Ought to be enough. */
5109         int ret;
5110
5111         /* Arguments are expected. */
5112         if (!arg_data)
5113                 return -1;
5114         if (!arg_len) {
5115                 push_args(ctx, arg_data);
5116                 return -1;
5117         }
5118         if (!arg_addr) {
5119                 push_args(ctx, arg_len);
5120                 push_args(ctx, arg_data);
5121                 return -1;
5122         }
5123         size = arg_data->size;
5124         /* Bit-mask fill is not supported. */
5125         if (arg_data->mask || size < len)
5126                 goto error;
5127         if (!ctx->object)
5128                 return len;
5129         /* Let parse_int() fill length information first. */
5130         ret = snprintf(tmp, sizeof(tmp), "%u", len);
5131         if (ret < 0)
5132                 goto error;
5133         push_args(ctx, arg_len);
5134         ret = parse_int(ctx, token, tmp, ret, NULL, 0);
5135         if (ret < 0) {
5136                 pop_args(ctx);
5137                 goto error;
5138         }
5139         buf = (uint8_t *)ctx->object + arg_data->offset;
5140         /* Output buffer is not necessarily NUL-terminated. */
5141         memcpy(buf, str, len);
5142         memset((uint8_t *)buf + len, 0x00, size - len);
5143         if (ctx->objmask)
5144                 memset((uint8_t *)ctx->objmask + arg_data->offset, 0xff, len);
5145         /* Save address if requested. */
5146         if (arg_addr->size) {
5147                 memcpy((uint8_t *)ctx->object + arg_addr->offset,
5148                        (void *[]){
5149                         (uint8_t *)ctx->object + arg_data->offset
5150                        },
5151                        arg_addr->size);
5152                 if (ctx->objmask)
5153                         memcpy((uint8_t *)ctx->objmask + arg_addr->offset,
5154                                (void *[]){
5155                                 (uint8_t *)ctx->objmask + arg_data->offset
5156                                },
5157                                arg_addr->size);
5158         }
5159         return len;
5160 error:
5161         push_args(ctx, arg_addr);
5162         push_args(ctx, arg_len);
5163         push_args(ctx, arg_data);
5164         return -1;
5165 }
5166
5167 static int
5168 parse_hex_string(const char *src, uint8_t *dst, uint32_t *size)
5169 {
5170         char *c = NULL;
5171         uint32_t i, len;
5172         char tmp[3];
5173
5174         /* Check input parameters */
5175         if ((src == NULL) ||
5176                 (dst == NULL) ||
5177                 (size == NULL) ||
5178                 (*size == 0))
5179                 return -1;
5180
5181         /* Convert chars to bytes */
5182         for (i = 0, len = 0; i < *size; i += 2) {
5183                 snprintf(tmp, 3, "%s", src + i);
5184                 dst[len++] = strtoul(tmp, &c, 16);
5185                 if (*c != 0) {
5186                         len--;
5187                         dst[len] = 0;
5188                         *size = len;
5189                         return -1;
5190                 }
5191         }
5192         dst[len] = 0;
5193         *size = len;
5194
5195         return 0;
5196 }
5197
5198 static int
5199 parse_hex(struct context *ctx, const struct token *token,
5200                 const char *str, unsigned int len,
5201                 void *buf, unsigned int size)
5202 {
5203         const struct arg *arg_data = pop_args(ctx);
5204         const struct arg *arg_len = pop_args(ctx);
5205         const struct arg *arg_addr = pop_args(ctx);
5206         char tmp[16]; /* Ought to be enough. */
5207         int ret;
5208         unsigned int hexlen = len;
5209         unsigned int length = 256;
5210         uint8_t hex_tmp[length];
5211
5212         /* Arguments are expected. */
5213         if (!arg_data)
5214                 return -1;
5215         if (!arg_len) {
5216                 push_args(ctx, arg_data);
5217                 return -1;
5218         }
5219         if (!arg_addr) {
5220                 push_args(ctx, arg_len);
5221                 push_args(ctx, arg_data);
5222                 return -1;
5223         }
5224         size = arg_data->size;
5225         /* Bit-mask fill is not supported. */
5226         if (arg_data->mask)
5227                 goto error;
5228         if (!ctx->object)
5229                 return len;
5230
5231         /* translate bytes string to array. */
5232         if (str[0] == '0' && ((str[1] == 'x') ||
5233                         (str[1] == 'X'))) {
5234                 str += 2;
5235                 hexlen -= 2;
5236         }
5237         if (hexlen > length)
5238                 return -1;
5239         ret = parse_hex_string(str, hex_tmp, &hexlen);
5240         if (ret < 0)
5241                 goto error;
5242         /* Let parse_int() fill length information first. */
5243         ret = snprintf(tmp, sizeof(tmp), "%u", hexlen);
5244         if (ret < 0)
5245                 goto error;
5246         push_args(ctx, arg_len);
5247         ret = parse_int(ctx, token, tmp, ret, NULL, 0);
5248         if (ret < 0) {
5249                 pop_args(ctx);
5250                 goto error;
5251         }
5252         buf = (uint8_t *)ctx->object + arg_data->offset;
5253         /* Output buffer is not necessarily NUL-terminated. */
5254         memcpy(buf, hex_tmp, hexlen);
5255         memset((uint8_t *)buf + hexlen, 0x00, size - hexlen);
5256         if (ctx->objmask)
5257                 memset((uint8_t *)ctx->objmask + arg_data->offset,
5258                                         0xff, hexlen);
5259         /* Save address if requested. */
5260         if (arg_addr->size) {
5261                 memcpy((uint8_t *)ctx->object + arg_addr->offset,
5262                        (void *[]){
5263                         (uint8_t *)ctx->object + arg_data->offset
5264                        },
5265                        arg_addr->size);
5266                 if (ctx->objmask)
5267                         memcpy((uint8_t *)ctx->objmask + arg_addr->offset,
5268                                (void *[]){
5269                                 (uint8_t *)ctx->objmask + arg_data->offset
5270                                },
5271                                arg_addr->size);
5272         }
5273         return len;
5274 error:
5275         push_args(ctx, arg_addr);
5276         push_args(ctx, arg_len);
5277         push_args(ctx, arg_data);
5278         return -1;
5279
5280 }
5281
5282 /**
5283  * Parse a MAC address.
5284  *
5285  * Last argument (ctx->args) is retrieved to determine storage size and
5286  * location.
5287  */
5288 static int
5289 parse_mac_addr(struct context *ctx, const struct token *token,
5290                const char *str, unsigned int len,
5291                void *buf, unsigned int size)
5292 {
5293         const struct arg *arg = pop_args(ctx);
5294         struct rte_ether_addr tmp;
5295         int ret;
5296
5297         (void)token;
5298         /* Argument is expected. */
5299         if (!arg)
5300                 return -1;
5301         size = arg->size;
5302         /* Bit-mask fill is not supported. */
5303         if (arg->mask || size != sizeof(tmp))
5304                 goto error;
5305         /* Only network endian is supported. */
5306         if (!arg->hton)
5307                 goto error;
5308         ret = cmdline_parse_etheraddr(NULL, str, &tmp, size);
5309         if (ret < 0 || (unsigned int)ret != len)
5310                 goto error;
5311         if (!ctx->object)
5312                 return len;
5313         buf = (uint8_t *)ctx->object + arg->offset;
5314         memcpy(buf, &tmp, size);
5315         if (ctx->objmask)
5316                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5317         return len;
5318 error:
5319         push_args(ctx, arg);
5320         return -1;
5321 }
5322
5323 /**
5324  * Parse an IPv4 address.
5325  *
5326  * Last argument (ctx->args) is retrieved to determine storage size and
5327  * location.
5328  */
5329 static int
5330 parse_ipv4_addr(struct context *ctx, const struct token *token,
5331                 const char *str, unsigned int len,
5332                 void *buf, unsigned int size)
5333 {
5334         const struct arg *arg = pop_args(ctx);
5335         char str2[len + 1];
5336         struct in_addr tmp;
5337         int ret;
5338
5339         /* Argument is expected. */
5340         if (!arg)
5341                 return -1;
5342         size = arg->size;
5343         /* Bit-mask fill is not supported. */
5344         if (arg->mask || size != sizeof(tmp))
5345                 goto error;
5346         /* Only network endian is supported. */
5347         if (!arg->hton)
5348                 goto error;
5349         memcpy(str2, str, len);
5350         str2[len] = '\0';
5351         ret = inet_pton(AF_INET, str2, &tmp);
5352         if (ret != 1) {
5353                 /* Attempt integer parsing. */
5354                 push_args(ctx, arg);
5355                 return parse_int(ctx, token, str, len, buf, size);
5356         }
5357         if (!ctx->object)
5358                 return len;
5359         buf = (uint8_t *)ctx->object + arg->offset;
5360         memcpy(buf, &tmp, size);
5361         if (ctx->objmask)
5362                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5363         return len;
5364 error:
5365         push_args(ctx, arg);
5366         return -1;
5367 }
5368
5369 /**
5370  * Parse an IPv6 address.
5371  *
5372  * Last argument (ctx->args) is retrieved to determine storage size and
5373  * location.
5374  */
5375 static int
5376 parse_ipv6_addr(struct context *ctx, const struct token *token,
5377                 const char *str, unsigned int len,
5378                 void *buf, unsigned int size)
5379 {
5380         const struct arg *arg = pop_args(ctx);
5381         char str2[len + 1];
5382         struct in6_addr tmp;
5383         int ret;
5384
5385         (void)token;
5386         /* Argument is expected. */
5387         if (!arg)
5388                 return -1;
5389         size = arg->size;
5390         /* Bit-mask fill is not supported. */
5391         if (arg->mask || size != sizeof(tmp))
5392                 goto error;
5393         /* Only network endian is supported. */
5394         if (!arg->hton)
5395                 goto error;
5396         memcpy(str2, str, len);
5397         str2[len] = '\0';
5398         ret = inet_pton(AF_INET6, str2, &tmp);
5399         if (ret != 1)
5400                 goto error;
5401         if (!ctx->object)
5402                 return len;
5403         buf = (uint8_t *)ctx->object + arg->offset;
5404         memcpy(buf, &tmp, size);
5405         if (ctx->objmask)
5406                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5407         return len;
5408 error:
5409         push_args(ctx, arg);
5410         return -1;
5411 }
5412
5413 /** Boolean values (even indices stand for false). */
5414 static const char *const boolean_name[] = {
5415         "0", "1",
5416         "false", "true",
5417         "no", "yes",
5418         "N", "Y",
5419         "off", "on",
5420         NULL,
5421 };
5422
5423 /**
5424  * Parse a boolean value.
5425  *
5426  * Last argument (ctx->args) is retrieved to determine storage size and
5427  * location.
5428  */
5429 static int
5430 parse_boolean(struct context *ctx, const struct token *token,
5431               const char *str, unsigned int len,
5432               void *buf, unsigned int size)
5433 {
5434         const struct arg *arg = pop_args(ctx);
5435         unsigned int i;
5436         int ret;
5437
5438         /* Argument is expected. */
5439         if (!arg)
5440                 return -1;
5441         for (i = 0; boolean_name[i]; ++i)
5442                 if (!strcmp_partial(boolean_name[i], str, len))
5443                         break;
5444         /* Process token as integer. */
5445         if (boolean_name[i])
5446                 str = i & 1 ? "1" : "0";
5447         push_args(ctx, arg);
5448         ret = parse_int(ctx, token, str, strlen(str), buf, size);
5449         return ret > 0 ? (int)len : ret;
5450 }
5451
5452 /** Parse port and update context. */
5453 static int
5454 parse_port(struct context *ctx, const struct token *token,
5455            const char *str, unsigned int len,
5456            void *buf, unsigned int size)
5457 {
5458         struct buffer *out = &(struct buffer){ .port = 0 };
5459         int ret;
5460
5461         if (buf)
5462                 out = buf;
5463         else {
5464                 ctx->objdata = 0;
5465                 ctx->object = out;
5466                 ctx->objmask = NULL;
5467                 size = sizeof(*out);
5468         }
5469         ret = parse_int(ctx, token, str, len, out, size);
5470         if (ret >= 0)
5471                 ctx->port = out->port;
5472         if (!buf)
5473                 ctx->object = NULL;
5474         return ret;
5475 }
5476
5477 /** Parse set command, initialize output buffer for subsequent tokens. */
5478 static int
5479 parse_set_raw_encap_decap(struct context *ctx, const struct token *token,
5480                           const char *str, unsigned int len,
5481                           void *buf, unsigned int size)
5482 {
5483         struct buffer *out = buf;
5484
5485         /* Token name must match. */
5486         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5487                 return -1;
5488         /* Nothing else to do if there is no buffer. */
5489         if (!out)
5490                 return len;
5491         /* Make sure buffer is large enough. */
5492         if (size < sizeof(*out))
5493                 return -1;
5494         ctx->objdata = 0;
5495         ctx->objmask = NULL;
5496         ctx->object = out;
5497         if (!out->command)
5498                 return -1;
5499         out->command = ctx->curr;
5500         return len;
5501 }
5502
5503 /**
5504  * Parse set raw_encap/raw_decap command,
5505  * initialize output buffer for subsequent tokens.
5506  */
5507 static int
5508 parse_set_init(struct context *ctx, const struct token *token,
5509                const char *str, unsigned int len,
5510                void *buf, unsigned int size)
5511 {
5512         struct buffer *out = buf;
5513
5514         /* Token name must match. */
5515         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5516                 return -1;
5517         /* Nothing else to do if there is no buffer. */
5518         if (!out)
5519                 return len;
5520         /* Make sure buffer is large enough. */
5521         if (size < sizeof(*out))
5522                 return -1;
5523         /* Initialize buffer. */
5524         memset(out, 0x00, sizeof(*out));
5525         memset((uint8_t *)out + sizeof(*out), 0x22, size - sizeof(*out));
5526         ctx->objdata = 0;
5527         ctx->object = out;
5528         ctx->objmask = NULL;
5529         if (!out->command) {
5530                 if (ctx->curr != SET)
5531                         return -1;
5532                 if (sizeof(*out) > size)
5533                         return -1;
5534                 out->command = ctx->curr;
5535                 out->args.vc.data = (uint8_t *)out + size;
5536                 /* All we need is pattern */
5537                 out->args.vc.pattern =
5538                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
5539                                                sizeof(double));
5540                 ctx->object = out->args.vc.pattern;
5541         }
5542         return len;
5543 }
5544
5545 /** No completion. */
5546 static int
5547 comp_none(struct context *ctx, const struct token *token,
5548           unsigned int ent, char *buf, unsigned int size)
5549 {
5550         (void)ctx;
5551         (void)token;
5552         (void)ent;
5553         (void)buf;
5554         (void)size;
5555         return 0;
5556 }
5557
5558 /** Complete boolean values. */
5559 static int
5560 comp_boolean(struct context *ctx, const struct token *token,
5561              unsigned int ent, char *buf, unsigned int size)
5562 {
5563         unsigned int i;
5564
5565         (void)ctx;
5566         (void)token;
5567         for (i = 0; boolean_name[i]; ++i)
5568                 if (buf && i == ent)
5569                         return strlcpy(buf, boolean_name[i], size);
5570         if (buf)
5571                 return -1;
5572         return i;
5573 }
5574
5575 /** Complete action names. */
5576 static int
5577 comp_action(struct context *ctx, const struct token *token,
5578             unsigned int ent, char *buf, unsigned int size)
5579 {
5580         unsigned int i;
5581
5582         (void)ctx;
5583         (void)token;
5584         for (i = 0; next_action[i]; ++i)
5585                 if (buf && i == ent)
5586                         return strlcpy(buf, token_list[next_action[i]].name,
5587                                        size);
5588         if (buf)
5589                 return -1;
5590         return i;
5591 }
5592
5593 /** Complete available ports. */
5594 static int
5595 comp_port(struct context *ctx, const struct token *token,
5596           unsigned int ent, char *buf, unsigned int size)
5597 {
5598         unsigned int i = 0;
5599         portid_t p;
5600
5601         (void)ctx;
5602         (void)token;
5603         RTE_ETH_FOREACH_DEV(p) {
5604                 if (buf && i == ent)
5605                         return snprintf(buf, size, "%u", p);
5606                 ++i;
5607         }
5608         if (buf)
5609                 return -1;
5610         return i;
5611 }
5612
5613 /** Complete available rule IDs. */
5614 static int
5615 comp_rule_id(struct context *ctx, const struct token *token,
5616              unsigned int ent, char *buf, unsigned int size)
5617 {
5618         unsigned int i = 0;
5619         struct rte_port *port;
5620         struct port_flow *pf;
5621
5622         (void)token;
5623         if (port_id_is_invalid(ctx->port, DISABLED_WARN) ||
5624             ctx->port == (portid_t)RTE_PORT_ALL)
5625                 return -1;
5626         port = &ports[ctx->port];
5627         for (pf = port->flow_list; pf != NULL; pf = pf->next) {
5628                 if (buf && i == ent)
5629                         return snprintf(buf, size, "%u", pf->id);
5630                 ++i;
5631         }
5632         if (buf)
5633                 return -1;
5634         return i;
5635 }
5636
5637 /** Complete type field for RSS action. */
5638 static int
5639 comp_vc_action_rss_type(struct context *ctx, const struct token *token,
5640                         unsigned int ent, char *buf, unsigned int size)
5641 {
5642         unsigned int i;
5643
5644         (void)ctx;
5645         (void)token;
5646         for (i = 0; rss_type_table[i].str; ++i)
5647                 ;
5648         if (!buf)
5649                 return i + 1;
5650         if (ent < i)
5651                 return strlcpy(buf, rss_type_table[ent].str, size);
5652         if (ent == i)
5653                 return snprintf(buf, size, "end");
5654         return -1;
5655 }
5656
5657 /** Complete queue field for RSS action. */
5658 static int
5659 comp_vc_action_rss_queue(struct context *ctx, const struct token *token,
5660                          unsigned int ent, char *buf, unsigned int size)
5661 {
5662         (void)ctx;
5663         (void)token;
5664         if (!buf)
5665                 return nb_rxq + 1;
5666         if (ent < nb_rxq)
5667                 return snprintf(buf, size, "%u", ent);
5668         if (ent == nb_rxq)
5669                 return snprintf(buf, size, "end");
5670         return -1;
5671 }
5672
5673 /** Complete index number for set raw_encap/raw_decap commands. */
5674 static int
5675 comp_set_raw_index(struct context *ctx, const struct token *token,
5676                    unsigned int ent, char *buf, unsigned int size)
5677 {
5678         uint16_t idx = 0;
5679         uint16_t nb = 0;
5680
5681         RTE_SET_USED(ctx);
5682         RTE_SET_USED(token);
5683         for (idx = 0; idx < RAW_ENCAP_CONFS_MAX_NUM; ++idx) {
5684                 if (buf && idx == ent)
5685                         return snprintf(buf, size, "%u", idx);
5686                 ++nb;
5687         }
5688         return nb;
5689 }
5690
5691 /** Internal context. */
5692 static struct context cmd_flow_context;
5693
5694 /** Global parser instance (cmdline API). */
5695 cmdline_parse_inst_t cmd_flow;
5696 cmdline_parse_inst_t cmd_set_raw;
5697
5698 /** Initialize context. */
5699 static void
5700 cmd_flow_context_init(struct context *ctx)
5701 {
5702         /* A full memset() is not necessary. */
5703         ctx->curr = ZERO;
5704         ctx->prev = ZERO;
5705         ctx->next_num = 0;
5706         ctx->args_num = 0;
5707         ctx->eol = 0;
5708         ctx->last = 0;
5709         ctx->port = 0;
5710         ctx->objdata = 0;
5711         ctx->object = NULL;
5712         ctx->objmask = NULL;
5713 }
5714
5715 /** Parse a token (cmdline API). */
5716 static int
5717 cmd_flow_parse(cmdline_parse_token_hdr_t *hdr, const char *src, void *result,
5718                unsigned int size)
5719 {
5720         struct context *ctx = &cmd_flow_context;
5721         const struct token *token;
5722         const enum index *list;
5723         int len;
5724         int i;
5725
5726         (void)hdr;
5727         token = &token_list[ctx->curr];
5728         /* Check argument length. */
5729         ctx->eol = 0;
5730         ctx->last = 1;
5731         for (len = 0; src[len]; ++len)
5732                 if (src[len] == '#' || isspace(src[len]))
5733                         break;
5734         if (!len)
5735                 return -1;
5736         /* Last argument and EOL detection. */
5737         for (i = len; src[i]; ++i)
5738                 if (src[i] == '#' || src[i] == '\r' || src[i] == '\n')
5739                         break;
5740                 else if (!isspace(src[i])) {
5741                         ctx->last = 0;
5742                         break;
5743                 }
5744         for (; src[i]; ++i)
5745                 if (src[i] == '\r' || src[i] == '\n') {
5746                         ctx->eol = 1;
5747                         break;
5748                 }
5749         /* Initialize context if necessary. */
5750         if (!ctx->next_num) {
5751                 if (!token->next)
5752                         return 0;
5753                 ctx->next[ctx->next_num++] = token->next[0];
5754         }
5755         /* Process argument through candidates. */
5756         ctx->prev = ctx->curr;
5757         list = ctx->next[ctx->next_num - 1];
5758         for (i = 0; list[i]; ++i) {
5759                 const struct token *next = &token_list[list[i]];
5760                 int tmp;
5761
5762                 ctx->curr = list[i];
5763                 if (next->call)
5764                         tmp = next->call(ctx, next, src, len, result, size);
5765                 else
5766                         tmp = parse_default(ctx, next, src, len, result, size);
5767                 if (tmp == -1 || tmp != len)
5768                         continue;
5769                 token = next;
5770                 break;
5771         }
5772         if (!list[i])
5773                 return -1;
5774         --ctx->next_num;
5775         /* Push subsequent tokens if any. */
5776         if (token->next)
5777                 for (i = 0; token->next[i]; ++i) {
5778                         if (ctx->next_num == RTE_DIM(ctx->next))
5779                                 return -1;
5780                         ctx->next[ctx->next_num++] = token->next[i];
5781                 }
5782         /* Push arguments if any. */
5783         if (token->args)
5784                 for (i = 0; token->args[i]; ++i) {
5785                         if (ctx->args_num == RTE_DIM(ctx->args))
5786                                 return -1;
5787                         ctx->args[ctx->args_num++] = token->args[i];
5788                 }
5789         return len;
5790 }
5791
5792 /** Return number of completion entries (cmdline API). */
5793 static int
5794 cmd_flow_complete_get_nb(cmdline_parse_token_hdr_t *hdr)
5795 {
5796         struct context *ctx = &cmd_flow_context;
5797         const struct token *token = &token_list[ctx->curr];
5798         const enum index *list;
5799         int i;
5800
5801         (void)hdr;
5802         /* Count number of tokens in current list. */
5803         if (ctx->next_num)
5804                 list = ctx->next[ctx->next_num - 1];
5805         else
5806                 list = token->next[0];
5807         for (i = 0; list[i]; ++i)
5808                 ;
5809         if (!i)
5810                 return 0;
5811         /*
5812          * If there is a single token, use its completion callback, otherwise
5813          * return the number of entries.
5814          */
5815         token = &token_list[list[0]];
5816         if (i == 1 && token->comp) {
5817                 /* Save index for cmd_flow_get_help(). */
5818                 ctx->prev = list[0];
5819                 return token->comp(ctx, token, 0, NULL, 0);
5820         }
5821         return i;
5822 }
5823
5824 /** Return a completion entry (cmdline API). */
5825 static int
5826 cmd_flow_complete_get_elt(cmdline_parse_token_hdr_t *hdr, int index,
5827                           char *dst, unsigned int size)
5828 {
5829         struct context *ctx = &cmd_flow_context;
5830         const struct token *token = &token_list[ctx->curr];
5831         const enum index *list;
5832         int i;
5833
5834         (void)hdr;
5835         /* Count number of tokens in current list. */
5836         if (ctx->next_num)
5837                 list = ctx->next[ctx->next_num - 1];
5838         else
5839                 list = token->next[0];
5840         for (i = 0; list[i]; ++i)
5841                 ;
5842         if (!i)
5843                 return -1;
5844         /* If there is a single token, use its completion callback. */
5845         token = &token_list[list[0]];
5846         if (i == 1 && token->comp) {
5847                 /* Save index for cmd_flow_get_help(). */
5848                 ctx->prev = list[0];
5849                 return token->comp(ctx, token, index, dst, size) < 0 ? -1 : 0;
5850         }
5851         /* Otherwise make sure the index is valid and use defaults. */
5852         if (index >= i)
5853                 return -1;
5854         token = &token_list[list[index]];
5855         strlcpy(dst, token->name, size);
5856         /* Save index for cmd_flow_get_help(). */
5857         ctx->prev = list[index];
5858         return 0;
5859 }
5860
5861 /** Populate help strings for current token (cmdline API). */
5862 static int
5863 cmd_flow_get_help(cmdline_parse_token_hdr_t *hdr, char *dst, unsigned int size)
5864 {
5865         struct context *ctx = &cmd_flow_context;
5866         const struct token *token = &token_list[ctx->prev];
5867
5868         (void)hdr;
5869         if (!size)
5870                 return -1;
5871         /* Set token type and update global help with details. */
5872         strlcpy(dst, (token->type ? token->type : "TOKEN"), size);
5873         if (token->help)
5874                 cmd_flow.help_str = token->help;
5875         else
5876                 cmd_flow.help_str = token->name;
5877         return 0;
5878 }
5879
5880 /** Token definition template (cmdline API). */
5881 static struct cmdline_token_hdr cmd_flow_token_hdr = {
5882         .ops = &(struct cmdline_token_ops){
5883                 .parse = cmd_flow_parse,
5884                 .complete_get_nb = cmd_flow_complete_get_nb,
5885                 .complete_get_elt = cmd_flow_complete_get_elt,
5886                 .get_help = cmd_flow_get_help,
5887         },
5888         .offset = 0,
5889 };
5890
5891 /** Populate the next dynamic token. */
5892 static void
5893 cmd_flow_tok(cmdline_parse_token_hdr_t **hdr,
5894              cmdline_parse_token_hdr_t **hdr_inst)
5895 {
5896         struct context *ctx = &cmd_flow_context;
5897
5898         /* Always reinitialize context before requesting the first token. */
5899         if (!(hdr_inst - cmd_flow.tokens))
5900                 cmd_flow_context_init(ctx);
5901         /* Return NULL when no more tokens are expected. */
5902         if (!ctx->next_num && ctx->curr) {
5903                 *hdr = NULL;
5904                 return;
5905         }
5906         /* Determine if command should end here. */
5907         if (ctx->eol && ctx->last && ctx->next_num) {
5908                 const enum index *list = ctx->next[ctx->next_num - 1];
5909                 int i;
5910
5911                 for (i = 0; list[i]; ++i) {
5912                         if (list[i] != END)
5913                                 continue;
5914                         *hdr = NULL;
5915                         return;
5916                 }
5917         }
5918         *hdr = &cmd_flow_token_hdr;
5919 }
5920
5921 /** Dispatch parsed buffer to function calls. */
5922 static void
5923 cmd_flow_parsed(const struct buffer *in)
5924 {
5925         switch (in->command) {
5926         case VALIDATE:
5927                 port_flow_validate(in->port, &in->args.vc.attr,
5928                                    in->args.vc.pattern, in->args.vc.actions);
5929                 break;
5930         case CREATE:
5931                 port_flow_create(in->port, &in->args.vc.attr,
5932                                  in->args.vc.pattern, in->args.vc.actions);
5933                 break;
5934         case DESTROY:
5935                 port_flow_destroy(in->port, in->args.destroy.rule_n,
5936                                   in->args.destroy.rule);
5937                 break;
5938         case FLUSH:
5939                 port_flow_flush(in->port);
5940                 break;
5941         case QUERY:
5942                 port_flow_query(in->port, in->args.query.rule,
5943                                 &in->args.query.action);
5944                 break;
5945         case LIST:
5946                 port_flow_list(in->port, in->args.list.group_n,
5947                                in->args.list.group);
5948                 break;
5949         case ISOLATE:
5950                 port_flow_isolate(in->port, in->args.isolate.set);
5951                 break;
5952         default:
5953                 break;
5954         }
5955 }
5956
5957 /** Token generator and output processing callback (cmdline API). */
5958 static void
5959 cmd_flow_cb(void *arg0, struct cmdline *cl, void *arg2)
5960 {
5961         if (cl == NULL)
5962                 cmd_flow_tok(arg0, arg2);
5963         else
5964                 cmd_flow_parsed(arg0);
5965 }
5966
5967 /** Global parser instance (cmdline API). */
5968 cmdline_parse_inst_t cmd_flow = {
5969         .f = cmd_flow_cb,
5970         .data = NULL, /**< Unused. */
5971         .help_str = NULL, /**< Updated by cmd_flow_get_help(). */
5972         .tokens = {
5973                 NULL,
5974         }, /**< Tokens are returned by cmd_flow_tok(). */
5975 };
5976
5977 /** set cmd facility. Reuse cmd flow's infrastructure as much as possible. */
5978
5979 static void
5980 update_fields(uint8_t *buf, struct rte_flow_item *item, uint16_t next_proto)
5981 {
5982         struct rte_flow_item_ipv4 *ipv4;
5983         struct rte_flow_item_eth *eth;
5984         struct rte_flow_item_ipv6 *ipv6;
5985         struct rte_flow_item_vxlan *vxlan;
5986         struct rte_flow_item_vxlan_gpe *gpe;
5987         struct rte_flow_item_nvgre *nvgre;
5988         uint32_t ipv6_vtc_flow;
5989
5990         switch (item->type) {
5991         case RTE_FLOW_ITEM_TYPE_ETH:
5992                 eth = (struct rte_flow_item_eth *)buf;
5993                 if (next_proto)
5994                         eth->type = rte_cpu_to_be_16(next_proto);
5995                 break;
5996         case RTE_FLOW_ITEM_TYPE_IPV4:
5997                 ipv4 = (struct rte_flow_item_ipv4 *)buf;
5998                 ipv4->hdr.version_ihl = 0x45;
5999                 ipv4->hdr.next_proto_id = (uint8_t)next_proto;
6000                 break;
6001         case RTE_FLOW_ITEM_TYPE_IPV6:
6002                 ipv6 = (struct rte_flow_item_ipv6 *)buf;
6003                 ipv6->hdr.proto = (uint8_t)next_proto;
6004                 ipv6_vtc_flow = rte_be_to_cpu_32(ipv6->hdr.vtc_flow);
6005                 ipv6_vtc_flow &= 0x0FFFFFFF; /*< reset version bits. */
6006                 ipv6_vtc_flow |= 0x60000000; /*< set ipv6 version. */
6007                 ipv6->hdr.vtc_flow = rte_cpu_to_be_32(ipv6_vtc_flow);
6008                 break;
6009         case RTE_FLOW_ITEM_TYPE_VXLAN:
6010                 vxlan = (struct rte_flow_item_vxlan *)buf;
6011                 vxlan->flags = 0x08;
6012                 break;
6013         case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6014                 gpe = (struct rte_flow_item_vxlan_gpe *)buf;
6015                 gpe->flags = 0x0C;
6016                 break;
6017         case RTE_FLOW_ITEM_TYPE_NVGRE:
6018                 nvgre = (struct rte_flow_item_nvgre *)buf;
6019                 nvgre->protocol = rte_cpu_to_be_16(0x6558);
6020                 nvgre->c_k_s_rsvd0_ver = rte_cpu_to_be_16(0x2000);
6021                 break;
6022         default:
6023                 break;
6024         }
6025 }
6026
6027 /** Helper of get item's default mask. */
6028 static const void *
6029 flow_item_default_mask(const struct rte_flow_item *item)
6030 {
6031         const void *mask = NULL;
6032         static rte_be32_t gre_key_default_mask = RTE_BE32(UINT32_MAX);
6033
6034         switch (item->type) {
6035         case RTE_FLOW_ITEM_TYPE_ANY:
6036                 mask = &rte_flow_item_any_mask;
6037                 break;
6038         case RTE_FLOW_ITEM_TYPE_VF:
6039                 mask = &rte_flow_item_vf_mask;
6040                 break;
6041         case RTE_FLOW_ITEM_TYPE_PORT_ID:
6042                 mask = &rte_flow_item_port_id_mask;
6043                 break;
6044         case RTE_FLOW_ITEM_TYPE_RAW:
6045                 mask = &rte_flow_item_raw_mask;
6046                 break;
6047         case RTE_FLOW_ITEM_TYPE_ETH:
6048                 mask = &rte_flow_item_eth_mask;
6049                 break;
6050         case RTE_FLOW_ITEM_TYPE_VLAN:
6051                 mask = &rte_flow_item_vlan_mask;
6052                 break;
6053         case RTE_FLOW_ITEM_TYPE_IPV4:
6054                 mask = &rte_flow_item_ipv4_mask;
6055                 break;
6056         case RTE_FLOW_ITEM_TYPE_IPV6:
6057                 mask = &rte_flow_item_ipv6_mask;
6058                 break;
6059         case RTE_FLOW_ITEM_TYPE_ICMP:
6060                 mask = &rte_flow_item_icmp_mask;
6061                 break;
6062         case RTE_FLOW_ITEM_TYPE_UDP:
6063                 mask = &rte_flow_item_udp_mask;
6064                 break;
6065         case RTE_FLOW_ITEM_TYPE_TCP:
6066                 mask = &rte_flow_item_tcp_mask;
6067                 break;
6068         case RTE_FLOW_ITEM_TYPE_SCTP:
6069                 mask = &rte_flow_item_sctp_mask;
6070                 break;
6071         case RTE_FLOW_ITEM_TYPE_VXLAN:
6072                 mask = &rte_flow_item_vxlan_mask;
6073                 break;
6074         case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6075                 mask = &rte_flow_item_vxlan_gpe_mask;
6076                 break;
6077         case RTE_FLOW_ITEM_TYPE_E_TAG:
6078                 mask = &rte_flow_item_e_tag_mask;
6079                 break;
6080         case RTE_FLOW_ITEM_TYPE_NVGRE:
6081                 mask = &rte_flow_item_nvgre_mask;
6082                 break;
6083         case RTE_FLOW_ITEM_TYPE_MPLS:
6084                 mask = &rte_flow_item_mpls_mask;
6085                 break;
6086         case RTE_FLOW_ITEM_TYPE_GRE:
6087                 mask = &rte_flow_item_gre_mask;
6088                 break;
6089         case RTE_FLOW_ITEM_TYPE_GRE_KEY:
6090                 mask = &gre_key_default_mask;
6091                 break;
6092         case RTE_FLOW_ITEM_TYPE_META:
6093                 mask = &rte_flow_item_meta_mask;
6094                 break;
6095         case RTE_FLOW_ITEM_TYPE_FUZZY:
6096                 mask = &rte_flow_item_fuzzy_mask;
6097                 break;
6098         case RTE_FLOW_ITEM_TYPE_GTP:
6099                 mask = &rte_flow_item_gtp_mask;
6100                 break;
6101         case RTE_FLOW_ITEM_TYPE_ESP:
6102                 mask = &rte_flow_item_esp_mask;
6103                 break;
6104         case RTE_FLOW_ITEM_TYPE_GTP_PSC:
6105                 mask = &rte_flow_item_gtp_psc_mask;
6106                 break;
6107         case RTE_FLOW_ITEM_TYPE_PPPOE_PROTO_ID:
6108                 mask = &rte_flow_item_pppoe_proto_id_mask;
6109         default:
6110                 break;
6111         }
6112         return mask;
6113 }
6114
6115
6116
6117 /** Dispatch parsed buffer to function calls. */
6118 static void
6119 cmd_set_raw_parsed(const struct buffer *in)
6120 {
6121         uint32_t n = in->args.vc.pattern_n;
6122         int i = 0;
6123         struct rte_flow_item *item = NULL;
6124         size_t size = 0;
6125         uint8_t *data = NULL;
6126         uint8_t *data_tail = NULL;
6127         size_t *total_size = NULL;
6128         uint16_t upper_layer = 0;
6129         uint16_t proto = 0;
6130         uint16_t idx = in->port; /* We borrow port field as index */
6131
6132         RTE_ASSERT(in->command == SET_RAW_ENCAP ||
6133                    in->command == SET_RAW_DECAP);
6134         if (in->command == SET_RAW_ENCAP) {
6135                 total_size = &raw_encap_confs[idx].size;
6136                 data = (uint8_t *)&raw_encap_confs[idx].data;
6137         } else {
6138                 total_size = &raw_decap_confs[idx].size;
6139                 data = (uint8_t *)&raw_decap_confs[idx].data;
6140         }
6141         *total_size = 0;
6142         memset(data, 0x00, ACTION_RAW_ENCAP_MAX_DATA);
6143         /* process hdr from upper layer to low layer (L3/L4 -> L2). */
6144         data_tail = data + ACTION_RAW_ENCAP_MAX_DATA;
6145         for (i = n - 1 ; i >= 0; --i) {
6146                 item = in->args.vc.pattern + i;
6147                 if (item->spec == NULL)
6148                         item->spec = flow_item_default_mask(item);
6149                 switch (item->type) {
6150                 case RTE_FLOW_ITEM_TYPE_ETH:
6151                         size = sizeof(struct rte_flow_item_eth);
6152                         break;
6153                 case RTE_FLOW_ITEM_TYPE_VLAN:
6154                         size = sizeof(struct rte_flow_item_vlan);
6155                         proto = RTE_ETHER_TYPE_VLAN;
6156                         break;
6157                 case RTE_FLOW_ITEM_TYPE_IPV4:
6158                         size = sizeof(struct rte_flow_item_ipv4);
6159                         proto = RTE_ETHER_TYPE_IPV4;
6160                         break;
6161                 case RTE_FLOW_ITEM_TYPE_IPV6:
6162                         size = sizeof(struct rte_flow_item_ipv6);
6163                         proto = RTE_ETHER_TYPE_IPV6;
6164                         break;
6165                 case RTE_FLOW_ITEM_TYPE_UDP:
6166                         size = sizeof(struct rte_flow_item_udp);
6167                         proto = 0x11;
6168                         break;
6169                 case RTE_FLOW_ITEM_TYPE_TCP:
6170                         size = sizeof(struct rte_flow_item_tcp);
6171                         proto = 0x06;
6172                         break;
6173                 case RTE_FLOW_ITEM_TYPE_VXLAN:
6174                         size = sizeof(struct rte_flow_item_vxlan);
6175                         break;
6176                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6177                         size = sizeof(struct rte_flow_item_vxlan_gpe);
6178                         break;
6179                 case RTE_FLOW_ITEM_TYPE_GRE:
6180                         size = sizeof(struct rte_flow_item_gre);
6181                         proto = 0x2F;
6182                         break;
6183                 case RTE_FLOW_ITEM_TYPE_GRE_KEY:
6184                         size = sizeof(rte_be32_t);
6185                         break;
6186                 case RTE_FLOW_ITEM_TYPE_MPLS:
6187                         size = sizeof(struct rte_flow_item_mpls);
6188                         break;
6189                 case RTE_FLOW_ITEM_TYPE_NVGRE:
6190                         size = sizeof(struct rte_flow_item_nvgre);
6191                         proto = 0x2F;
6192                         break;
6193                 case RTE_FLOW_ITEM_TYPE_GENEVE:
6194                         size = sizeof(struct rte_flow_item_geneve);
6195                         break;
6196                 default:
6197                         printf("Error - Not supported item\n");
6198                         *total_size = 0;
6199                         memset(data, 0x00, ACTION_RAW_ENCAP_MAX_DATA);
6200                         return;
6201                 }
6202                 *total_size += size;
6203                 rte_memcpy(data_tail - (*total_size), item->spec, size);
6204                 /* update some fields which cannot be set by cmdline */
6205                 update_fields((data_tail - (*total_size)), item,
6206                               upper_layer);
6207                 upper_layer = proto;
6208         }
6209         if (verbose_level & 0x1)
6210                 printf("total data size is %zu\n", (*total_size));
6211         RTE_ASSERT((*total_size) <= ACTION_RAW_ENCAP_MAX_DATA);
6212         memmove(data, (data_tail - (*total_size)), *total_size);
6213 }
6214
6215 /** Populate help strings for current token (cmdline API). */
6216 static int
6217 cmd_set_raw_get_help(cmdline_parse_token_hdr_t *hdr, char *dst,
6218                      unsigned int size)
6219 {
6220         struct context *ctx = &cmd_flow_context;
6221         const struct token *token = &token_list[ctx->prev];
6222
6223         (void)hdr;
6224         if (!size)
6225                 return -1;
6226         /* Set token type and update global help with details. */
6227         snprintf(dst, size, "%s", (token->type ? token->type : "TOKEN"));
6228         if (token->help)
6229                 cmd_set_raw.help_str = token->help;
6230         else
6231                 cmd_set_raw.help_str = token->name;
6232         return 0;
6233 }
6234
6235 /** Token definition template (cmdline API). */
6236 static struct cmdline_token_hdr cmd_set_raw_token_hdr = {
6237         .ops = &(struct cmdline_token_ops){
6238                 .parse = cmd_flow_parse,
6239                 .complete_get_nb = cmd_flow_complete_get_nb,
6240                 .complete_get_elt = cmd_flow_complete_get_elt,
6241                 .get_help = cmd_set_raw_get_help,
6242         },
6243         .offset = 0,
6244 };
6245
6246 /** Populate the next dynamic token. */
6247 static void
6248 cmd_set_raw_tok(cmdline_parse_token_hdr_t **hdr,
6249              cmdline_parse_token_hdr_t **hdr_inst)
6250 {
6251         struct context *ctx = &cmd_flow_context;
6252
6253         /* Always reinitialize context before requesting the first token. */
6254         if (!(hdr_inst - cmd_set_raw.tokens)) {
6255                 cmd_flow_context_init(ctx);
6256                 ctx->curr = START_SET;
6257         }
6258         /* Return NULL when no more tokens are expected. */
6259         if (!ctx->next_num && (ctx->curr != START_SET)) {
6260                 *hdr = NULL;
6261                 return;
6262         }
6263         /* Determine if command should end here. */
6264         if (ctx->eol && ctx->last && ctx->next_num) {
6265                 const enum index *list = ctx->next[ctx->next_num - 1];
6266                 int i;
6267
6268                 for (i = 0; list[i]; ++i) {
6269                         if (list[i] != END)
6270                                 continue;
6271                         *hdr = NULL;
6272                         return;
6273                 }
6274         }
6275         *hdr = &cmd_set_raw_token_hdr;
6276 }
6277
6278 /** Token generator and output processing callback (cmdline API). */
6279 static void
6280 cmd_set_raw_cb(void *arg0, struct cmdline *cl, void *arg2)
6281 {
6282         if (cl == NULL)
6283                 cmd_set_raw_tok(arg0, arg2);
6284         else
6285                 cmd_set_raw_parsed(arg0);
6286 }
6287
6288 /** Global parser instance (cmdline API). */
6289 cmdline_parse_inst_t cmd_set_raw = {
6290         .f = cmd_set_raw_cb,
6291         .data = NULL, /**< Unused. */
6292         .help_str = NULL, /**< Updated by cmd_flow_get_help(). */
6293         .tokens = {
6294                 NULL,
6295         }, /**< Tokens are returned by cmd_flow_tok(). */
6296 };
6297
6298 /* *** display raw_encap/raw_decap buf */
6299 struct cmd_show_set_raw_result {
6300         cmdline_fixed_string_t cmd_show;
6301         cmdline_fixed_string_t cmd_what;
6302         cmdline_fixed_string_t cmd_all;
6303         uint16_t cmd_index;
6304 };
6305
6306 static void
6307 cmd_show_set_raw_parsed(void *parsed_result, struct cmdline *cl, void *data)
6308 {
6309         struct cmd_show_set_raw_result *res = parsed_result;
6310         uint16_t index = res->cmd_index;
6311         uint8_t all = 0;
6312         uint8_t *raw_data = NULL;
6313         size_t raw_size = 0;
6314         char title[16] = {0};
6315
6316         RTE_SET_USED(cl);
6317         RTE_SET_USED(data);
6318         if (!strcmp(res->cmd_all, "all")) {
6319                 all = 1;
6320                 index = 0;
6321         } else if (index >= RAW_ENCAP_CONFS_MAX_NUM) {
6322                 printf("index should be 0-%u\n", RAW_ENCAP_CONFS_MAX_NUM - 1);
6323                 return;
6324         }
6325         do {
6326                 if (!strcmp(res->cmd_what, "raw_encap")) {
6327                         raw_data = (uint8_t *)&raw_encap_confs[index].data;
6328                         raw_size = raw_encap_confs[index].size;
6329                         snprintf(title, 16, "\nindex: %u", index);
6330                         rte_hexdump(stdout, title, raw_data, raw_size);
6331                 } else {
6332                         raw_data = (uint8_t *)&raw_decap_confs[index].data;
6333                         raw_size = raw_decap_confs[index].size;
6334                         snprintf(title, 16, "\nindex: %u", index);
6335                         rte_hexdump(stdout, title, raw_data, raw_size);
6336                 }
6337         } while (all && ++index < RAW_ENCAP_CONFS_MAX_NUM);
6338 }
6339
6340 cmdline_parse_token_string_t cmd_show_set_raw_cmd_show =
6341         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6342                         cmd_show, "show");
6343 cmdline_parse_token_string_t cmd_show_set_raw_cmd_what =
6344         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6345                         cmd_what, "raw_encap#raw_decap");
6346 cmdline_parse_token_num_t cmd_show_set_raw_cmd_index =
6347         TOKEN_NUM_INITIALIZER(struct cmd_show_set_raw_result,
6348                         cmd_index, UINT16);
6349 cmdline_parse_token_string_t cmd_show_set_raw_cmd_all =
6350         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6351                         cmd_all, "all");
6352 cmdline_parse_inst_t cmd_show_set_raw = {
6353         .f = cmd_show_set_raw_parsed,
6354         .data = NULL,
6355         .help_str = "show <raw_encap|raw_decap> <index>",
6356         .tokens = {
6357                 (void *)&cmd_show_set_raw_cmd_show,
6358                 (void *)&cmd_show_set_raw_cmd_what,
6359                 (void *)&cmd_show_set_raw_cmd_index,
6360                 NULL,
6361         },
6362 };
6363 cmdline_parse_inst_t cmd_show_set_raw_all = {
6364         .f = cmd_show_set_raw_parsed,
6365         .data = NULL,
6366         .help_str = "show <raw_encap|raw_decap> all",
6367         .tokens = {
6368                 (void *)&cmd_show_set_raw_cmd_show,
6369                 (void *)&cmd_show_set_raw_cmd_what,
6370                 (void *)&cmd_show_set_raw_cmd_all,
6371                 NULL,
6372         },
6373 };