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         FILE_PATH,
  45         MAC_ADDR,
  46         IPV4_ADDR,
  47         IPV6_ADDR,
  48         RULE_ID,
  49         PORT_ID,
  50         GROUP_ID,
  51         PRIORITY_LEVEL,
  52
  53         /* Top-level command. */
  54         SET,
  55         /* Sub-leve commands. */
  56         SET_RAW_ENCAP,
  57         SET_RAW_DECAP,
  58         SET_RAW_INDEX,
  59
  60         /* Top-level command. */
  61         FLOW,
  62         /* Sub-level commands. */
  63         VALIDATE,
  64         CREATE,
  65         DESTROY,
  66         FLUSH,
  67         DUMP,
  68         QUERY,
  69         LIST,
  70         ISOLATE,
  71
  72         /* Destroy arguments. */
  73         DESTROY_RULE,
  74
  75         /* Query arguments. */
  76         QUERY_ACTION,
  77
  78         /* List arguments. */
  79         LIST_GROUP,
  80
  81         /* Validate/create arguments. */
  82         GROUP,
  83         PRIORITY,
  84         INGRESS,
  85         EGRESS,
  86         TRANSFER,
  87
  88         /* Validate/create pattern. */
  89         PATTERN,
  90         ITEM_PARAM_IS,
  91         ITEM_PARAM_SPEC,
  92         ITEM_PARAM_LAST,
  93         ITEM_PARAM_MASK,
  94         ITEM_PARAM_PREFIX,
  95         ITEM_NEXT,
  96         ITEM_END,
  97         ITEM_VOID,
  98         ITEM_INVERT,
  99         ITEM_ANY,
 100         ITEM_ANY_NUM,
 101         ITEM_PF,
 102         ITEM_VF,
 103         ITEM_VF_ID,
 104         ITEM_PHY_PORT,
 105         ITEM_PHY_PORT_INDEX,
 106         ITEM_PORT_ID,
 107         ITEM_PORT_ID_ID,
 108         ITEM_MARK,
 109         ITEM_MARK_ID,
 110         ITEM_RAW,
 111         ITEM_RAW_RELATIVE,
 112         ITEM_RAW_SEARCH,
 113         ITEM_RAW_OFFSET,
 114         ITEM_RAW_LIMIT,
 115         ITEM_RAW_PATTERN,
 116         ITEM_ETH,
 117         ITEM_ETH_DST,
 118         ITEM_ETH_SRC,
 119         ITEM_ETH_TYPE,
 120         ITEM_VLAN,
 121         ITEM_VLAN_TCI,
 122         ITEM_VLAN_PCP,
 123         ITEM_VLAN_DEI,
 124         ITEM_VLAN_VID,
 125         ITEM_VLAN_INNER_TYPE,
 126         ITEM_IPV4,
 127         ITEM_IPV4_TOS,
 128         ITEM_IPV4_TTL,
 129         ITEM_IPV4_PROTO,
 130         ITEM_IPV4_SRC,
 131         ITEM_IPV4_DST,
 132         ITEM_IPV6,
 133         ITEM_IPV6_TC,
 134         ITEM_IPV6_FLOW,
 135         ITEM_IPV6_PROTO,
 136         ITEM_IPV6_HOP,
 137         ITEM_IPV6_SRC,
 138         ITEM_IPV6_DST,
 139         ITEM_ICMP,
 140         ITEM_ICMP_TYPE,
 141         ITEM_ICMP_CODE,
 142         ITEM_UDP,
 143         ITEM_UDP_SRC,
 144         ITEM_UDP_DST,
 145         ITEM_TCP,
 146         ITEM_TCP_SRC,
 147         ITEM_TCP_DST,
 148         ITEM_TCP_FLAGS,
 149         ITEM_SCTP,
 150         ITEM_SCTP_SRC,
 151         ITEM_SCTP_DST,
 152         ITEM_SCTP_TAG,
 153         ITEM_SCTP_CKSUM,
 154         ITEM_VXLAN,
 155         ITEM_VXLAN_VNI,
 156         ITEM_E_TAG,
 157         ITEM_E_TAG_GRP_ECID_B,
 158         ITEM_NVGRE,
 159         ITEM_NVGRE_TNI,
 160         ITEM_MPLS,
 161         ITEM_MPLS_LABEL,
 162         ITEM_MPLS_TC,
 163         ITEM_MPLS_S,
 164         ITEM_GRE,
 165         ITEM_GRE_PROTO,
 166         ITEM_GRE_C_RSVD0_VER,
 167         ITEM_GRE_C_BIT,
 168         ITEM_GRE_K_BIT,
 169         ITEM_GRE_S_BIT,
 170         ITEM_FUZZY,
 171         ITEM_FUZZY_THRESH,
 172         ITEM_GTP,
 173         ITEM_GTP_MSG_TYPE,
 174         ITEM_GTP_TEID,
 175         ITEM_GTPC,
 176         ITEM_GTPU,
 177         ITEM_GENEVE,
 178         ITEM_GENEVE_VNI,
 179         ITEM_GENEVE_PROTO,
 180         ITEM_VXLAN_GPE,
 181         ITEM_VXLAN_GPE_VNI,
 182         ITEM_ARP_ETH_IPV4,
 183         ITEM_ARP_ETH_IPV4_SHA,
 184         ITEM_ARP_ETH_IPV4_SPA,
 185         ITEM_ARP_ETH_IPV4_THA,
 186         ITEM_ARP_ETH_IPV4_TPA,
 187         ITEM_IPV6_EXT,
 188         ITEM_IPV6_EXT_NEXT_HDR,
 189         ITEM_ICMP6,
 190         ITEM_ICMP6_TYPE,
 191         ITEM_ICMP6_CODE,
 192         ITEM_ICMP6_ND_NS,
 193         ITEM_ICMP6_ND_NS_TARGET_ADDR,
 194         ITEM_ICMP6_ND_NA,
 195         ITEM_ICMP6_ND_NA_TARGET_ADDR,
 196         ITEM_ICMP6_ND_OPT,
 197         ITEM_ICMP6_ND_OPT_TYPE,
 198         ITEM_ICMP6_ND_OPT_SLA_ETH,
 199         ITEM_ICMP6_ND_OPT_SLA_ETH_SLA,
 200         ITEM_ICMP6_ND_OPT_TLA_ETH,
 201         ITEM_ICMP6_ND_OPT_TLA_ETH_TLA,
 202         ITEM_META,
 203         ITEM_META_DATA,
 204         ITEM_GRE_KEY,
 205         ITEM_GRE_KEY_VALUE,
 206         ITEM_GTP_PSC,
 207         ITEM_GTP_PSC_QFI,
 208         ITEM_GTP_PSC_PDU_T,
 209         ITEM_PPPOES,
 210         ITEM_PPPOED,
 211         ITEM_PPPOE_SEID,
 212         ITEM_PPPOE_PROTO_ID,
 213         ITEM_HIGIG2,
 214         ITEM_HIGIG2_CLASSIFICATION,
 215         ITEM_HIGIG2_VID,
 216         ITEM_TAG,
 217         ITEM_TAG_DATA,
 218         ITEM_TAG_INDEX,
 219         ITEM_L2TPV3OIP,
 220         ITEM_L2TPV3OIP_SESSION_ID,
 221         ITEM_ESP,
 222         ITEM_ESP_SPI,
 223
 224         /* Validate/create actions. */
 225         ACTIONS,
 226         ACTION_NEXT,
 227         ACTION_END,
 228         ACTION_VOID,
 229         ACTION_PASSTHRU,
 230         ACTION_JUMP,
 231         ACTION_JUMP_GROUP,
 232         ACTION_MARK,
 233         ACTION_MARK_ID,
 234         ACTION_FLAG,
 235         ACTION_QUEUE,
 236         ACTION_QUEUE_INDEX,
 237         ACTION_DROP,
 238         ACTION_COUNT,
 239         ACTION_COUNT_SHARED,
 240         ACTION_COUNT_ID,
 241         ACTION_RSS,
 242         ACTION_RSS_FUNC,
 243         ACTION_RSS_LEVEL,
 244         ACTION_RSS_FUNC_DEFAULT,
 245         ACTION_RSS_FUNC_TOEPLITZ,
 246         ACTION_RSS_FUNC_SIMPLE_XOR,
 247         ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ,
 248         ACTION_RSS_TYPES,
 249         ACTION_RSS_TYPE,
 250         ACTION_RSS_KEY,
 251         ACTION_RSS_KEY_LEN,
 252         ACTION_RSS_QUEUES,
 253         ACTION_RSS_QUEUE,
 254         ACTION_PF,
 255         ACTION_VF,
 256         ACTION_VF_ORIGINAL,
 257         ACTION_VF_ID,
 258         ACTION_PHY_PORT,
 259         ACTION_PHY_PORT_ORIGINAL,
 260         ACTION_PHY_PORT_INDEX,
 261         ACTION_PORT_ID,
 262         ACTION_PORT_ID_ORIGINAL,
 263         ACTION_PORT_ID_ID,
 264         ACTION_METER,
 265         ACTION_METER_ID,
 266         ACTION_OF_SET_MPLS_TTL,
 267         ACTION_OF_SET_MPLS_TTL_MPLS_TTL,
 268         ACTION_OF_DEC_MPLS_TTL,
 269         ACTION_OF_SET_NW_TTL,
 270         ACTION_OF_SET_NW_TTL_NW_TTL,
 271         ACTION_OF_DEC_NW_TTL,
 272         ACTION_OF_COPY_TTL_OUT,
 273         ACTION_OF_COPY_TTL_IN,
 274         ACTION_OF_POP_VLAN,
 275         ACTION_OF_PUSH_VLAN,
 276         ACTION_OF_PUSH_VLAN_ETHERTYPE,
 277         ACTION_OF_SET_VLAN_VID,
 278         ACTION_OF_SET_VLAN_VID_VLAN_VID,
 279         ACTION_OF_SET_VLAN_PCP,
 280         ACTION_OF_SET_VLAN_PCP_VLAN_PCP,
 281         ACTION_OF_POP_MPLS,
 282         ACTION_OF_POP_MPLS_ETHERTYPE,
 283         ACTION_OF_PUSH_MPLS,
 284         ACTION_OF_PUSH_MPLS_ETHERTYPE,
 285         ACTION_VXLAN_ENCAP,
 286         ACTION_VXLAN_DECAP,
 287         ACTION_NVGRE_ENCAP,
 288         ACTION_NVGRE_DECAP,
 289         ACTION_L2_ENCAP,
 290         ACTION_L2_DECAP,
 291         ACTION_MPLSOGRE_ENCAP,
 292         ACTION_MPLSOGRE_DECAP,
 293         ACTION_MPLSOUDP_ENCAP,
 294         ACTION_MPLSOUDP_DECAP,
 295         ACTION_SET_IPV4_SRC,
 296         ACTION_SET_IPV4_SRC_IPV4_SRC,
 297         ACTION_SET_IPV4_DST,
 298         ACTION_SET_IPV4_DST_IPV4_DST,
 299         ACTION_SET_IPV6_SRC,
 300         ACTION_SET_IPV6_SRC_IPV6_SRC,
 301         ACTION_SET_IPV6_DST,
 302         ACTION_SET_IPV6_DST_IPV6_DST,
 303         ACTION_SET_TP_SRC,
 304         ACTION_SET_TP_SRC_TP_SRC,
 305         ACTION_SET_TP_DST,
 306         ACTION_SET_TP_DST_TP_DST,
 307         ACTION_MAC_SWAP,
 308         ACTION_DEC_TTL,
 309         ACTION_SET_TTL,
 310         ACTION_SET_TTL_TTL,
 311         ACTION_SET_MAC_SRC,
 312         ACTION_SET_MAC_SRC_MAC_SRC,
 313         ACTION_SET_MAC_DST,
 314         ACTION_SET_MAC_DST_MAC_DST,
 315         ACTION_INC_TCP_SEQ,
 316         ACTION_INC_TCP_SEQ_VALUE,
 317         ACTION_DEC_TCP_SEQ,
 318         ACTION_DEC_TCP_SEQ_VALUE,
 319         ACTION_INC_TCP_ACK,
 320         ACTION_INC_TCP_ACK_VALUE,
 321         ACTION_DEC_TCP_ACK,
 322         ACTION_DEC_TCP_ACK_VALUE,
 323         ACTION_RAW_ENCAP,
 324         ACTION_RAW_DECAP,
 325         ACTION_RAW_ENCAP_INDEX,
 326         ACTION_RAW_ENCAP_INDEX_VALUE,
 327         ACTION_RAW_DECAP_INDEX,
 328         ACTION_RAW_DECAP_INDEX_VALUE,
 329         ACTION_SET_TAG,
 330         ACTION_SET_TAG_DATA,
 331         ACTION_SET_TAG_INDEX,
 332         ACTION_SET_TAG_MASK,
 333         ACTION_SET_META,
 334         ACTION_SET_META_DATA,
 335         ACTION_SET_META_MASK,
 336         ACTION_SET_IPV4_DSCP,
 337         ACTION_SET_IPV4_DSCP_VALUE,
 338         ACTION_SET_IPV6_DSCP,
 339         ACTION_SET_IPV6_DSCP_VALUE,
 340 };
 341
 342 /** Maximum size for pattern in struct rte_flow_item_raw. */
 343 #define ITEM_RAW_PATTERN_SIZE 40
 344
 345 /** Storage size for struct rte_flow_item_raw including pattern. */
 346 #define ITEM_RAW_SIZE \
 347         (sizeof(struct rte_flow_item_raw) + ITEM_RAW_PATTERN_SIZE)
 348
 349 /** Maximum number of queue indices in struct rte_flow_action_rss. */
 350 #define ACTION_RSS_QUEUE_NUM 128
 351
 352 /** Storage for struct rte_flow_action_rss including external data. */
 353 struct action_rss_data {
 354         struct rte_flow_action_rss conf;
 355         uint8_t key[RSS_HASH_KEY_LENGTH];
 356         uint16_t queue[ACTION_RSS_QUEUE_NUM];
 357 };
 358
 359 /** Maximum data size in struct rte_flow_action_raw_encap. */
 360 #define ACTION_RAW_ENCAP_MAX_DATA 128
 361 #define RAW_ENCAP_CONFS_MAX_NUM 8
 362
 363 /** Storage for struct rte_flow_action_raw_encap. */
 364 struct raw_encap_conf {
 365         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 366         uint8_t preserve[ACTION_RAW_ENCAP_MAX_DATA];
 367         size_t size;
 368 };
 369
 370 struct raw_encap_conf raw_encap_confs[RAW_ENCAP_CONFS_MAX_NUM];
 371
 372 /** Storage for struct rte_flow_action_raw_encap including external data. */
 373 struct action_raw_encap_data {
 374         struct rte_flow_action_raw_encap conf;
 375         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 376         uint8_t preserve[ACTION_RAW_ENCAP_MAX_DATA];
 377         uint16_t idx;
 378 };
 379
 380 /** Storage for struct rte_flow_action_raw_decap. */
 381 struct raw_decap_conf {
 382         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 383         size_t size;
 384 };
 385
 386 struct raw_decap_conf raw_decap_confs[RAW_ENCAP_CONFS_MAX_NUM];
 387
 388 /** Storage for struct rte_flow_action_raw_decap including external data. */
 389 struct action_raw_decap_data {
 390         struct rte_flow_action_raw_decap conf;
 391         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 392         uint16_t idx;
 393 };
 394
 395 struct vxlan_encap_conf vxlan_encap_conf = {
 396         .select_ipv4 = 1,
 397         .select_vlan = 0,
 398         .select_tos_ttl = 0,
 399         .vni = "\x00\x00\x00",
 400         .udp_src = 0,
 401         .udp_dst = RTE_BE16(4789),
 402         .ipv4_src = RTE_IPV4(127, 0, 0, 1),
 403         .ipv4_dst = RTE_IPV4(255, 255, 255, 255),
 404         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 405                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 406         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 407                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 408         .vlan_tci = 0,
 409         .ip_tos = 0,
 410         .ip_ttl = 255,
 411         .eth_src = "\x00\x00\x00\x00\x00\x00",
 412         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 413 };
 414
 415 /** Maximum number of items in struct rte_flow_action_vxlan_encap. */
 416 #define ACTION_VXLAN_ENCAP_ITEMS_NUM 6
 417
 418 /** Storage for struct rte_flow_action_vxlan_encap including external data. */
 419 struct action_vxlan_encap_data {
 420         struct rte_flow_action_vxlan_encap conf;
 421         struct rte_flow_item items[ACTION_VXLAN_ENCAP_ITEMS_NUM];
 422         struct rte_flow_item_eth item_eth;
 423         struct rte_flow_item_vlan item_vlan;
 424         union {
 425                 struct rte_flow_item_ipv4 item_ipv4;
 426                 struct rte_flow_item_ipv6 item_ipv6;
 427         };
 428         struct rte_flow_item_udp item_udp;
 429         struct rte_flow_item_vxlan item_vxlan;
 430 };
 431
 432 struct nvgre_encap_conf nvgre_encap_conf = {
 433         .select_ipv4 = 1,
 434         .select_vlan = 0,
 435         .tni = "\x00\x00\x00",
 436         .ipv4_src = RTE_IPV4(127, 0, 0, 1),
 437         .ipv4_dst = RTE_IPV4(255, 255, 255, 255),
 438         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 439                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 440         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 441                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 442         .vlan_tci = 0,
 443         .eth_src = "\x00\x00\x00\x00\x00\x00",
 444         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 445 };
 446
 447 /** Maximum number of items in struct rte_flow_action_nvgre_encap. */
 448 #define ACTION_NVGRE_ENCAP_ITEMS_NUM 5
 449
 450 /** Storage for struct rte_flow_action_nvgre_encap including external data. */
 451 struct action_nvgre_encap_data {
 452         struct rte_flow_action_nvgre_encap conf;
 453         struct rte_flow_item items[ACTION_NVGRE_ENCAP_ITEMS_NUM];
 454         struct rte_flow_item_eth item_eth;
 455         struct rte_flow_item_vlan item_vlan;
 456         union {
 457                 struct rte_flow_item_ipv4 item_ipv4;
 458                 struct rte_flow_item_ipv6 item_ipv6;
 459         };
 460         struct rte_flow_item_nvgre item_nvgre;
 461 };
 462
 463 struct l2_encap_conf l2_encap_conf;
 464
 465 struct l2_decap_conf l2_decap_conf;
 466
 467 struct mplsogre_encap_conf mplsogre_encap_conf;
 468
 469 struct mplsogre_decap_conf mplsogre_decap_conf;
 470
 471 struct mplsoudp_encap_conf mplsoudp_encap_conf;
 472
 473 struct mplsoudp_decap_conf mplsoudp_decap_conf;
 474
 475 /** Maximum number of subsequent tokens and arguments on the stack. */
 476 #define CTX_STACK_SIZE 16
 477
 478 /** Parser context. */
 479 struct context {
 480         /** Stack of subsequent token lists to process. */
 481         const enum index *next[CTX_STACK_SIZE];
 482         /** Arguments for stacked tokens. */
 483         const void *args[CTX_STACK_SIZE];
 484         enum index curr; /**< Current token index. */
 485         enum index prev; /**< Index of the last token seen. */
 486         int next_num; /**< Number of entries in next[]. */
 487         int args_num; /**< Number of entries in args[]. */
 488         uint32_t eol:1; /**< EOL has been detected. */
 489         uint32_t last:1; /**< No more arguments. */
 490         portid_t port; /**< Current port ID (for completions). */
 491         uint32_t objdata; /**< Object-specific data. */
 492         void *object; /**< Address of current object for relative offsets. */
 493         void *objmask; /**< Object a full mask must be written to. */
 494 };
 495
 496 /** Token argument. */
 497 struct arg {
 498         uint32_t hton:1; /**< Use network byte ordering. */
 499         uint32_t sign:1; /**< Value is signed. */
 500         uint32_t bounded:1; /**< Value is bounded. */
 501         uintmax_t min; /**< Minimum value if bounded. */
 502         uintmax_t max; /**< Maximum value if bounded. */
 503         uint32_t offset; /**< Relative offset from ctx->object. */
 504         uint32_t size; /**< Field size. */
 505         const uint8_t *mask; /**< Bit-mask to use instead of offset/size. */
 506 };
 507
 508 /** Parser token definition. */
 509 struct token {
 510         /** Type displayed during completion (defaults to "TOKEN"). */
 511         const char *type;
 512         /** Help displayed during completion (defaults to token name). */
 513         const char *help;
 514         /** Private data used by parser functions. */
 515         const void *priv;
 516         /**
 517          * Lists of subsequent tokens to push on the stack. Each call to the
 518          * parser consumes the last entry of that stack.
 519          */
 520         const enum index *const *next;
 521         /** Arguments stack for subsequent tokens that need them. */
 522         const struct arg *const *args;
 523         /**
 524          * Token-processing callback, returns -1 in case of error, the
 525          * length of the matched string otherwise. If NULL, attempts to
 526          * match the token name.
 527          *
 528          * If buf is not NULL, the result should be stored in it according
 529          * to context. An error is returned if not large enough.
 530          */
 531         int (*call)(struct context *ctx, const struct token *token,
 532                     const char *str, unsigned int len,
 533                     void *buf, unsigned int size);
 534         /**
 535          * Callback that provides possible values for this token, used for
 536          * completion. Returns -1 in case of error, the number of possible
 537          * values otherwise. If NULL, the token name is used.
 538          *
 539          * If buf is not NULL, entry index ent is written to buf and the
 540          * full length of the entry is returned (same behavior as
 541          * snprintf()).
 542          */
 543         int (*comp)(struct context *ctx, const struct token *token,
 544                     unsigned int ent, char *buf, unsigned int size);
 545         /** Mandatory token name, no default value. */
 546         const char *name;
 547 };
 548
 549 /** Static initializer for the next field. */
 550 #define NEXT(...) (const enum index *const []){ __VA_ARGS__, NULL, }
 551
 552 /** Static initializer for a NEXT() entry. */
 553 #define NEXT_ENTRY(...) (const enum index []){ __VA_ARGS__, ZERO, }
 554
 555 /** Static initializer for the args field. */
 556 #define ARGS(...) (const struct arg *const []){ __VA_ARGS__, NULL, }
 557
 558 /** Static initializer for ARGS() to target a field. */
 559 #define ARGS_ENTRY(s, f) \
 560         (&(const struct arg){ \
 561                 .offset = offsetof(s, f), \
 562                 .size = sizeof(((s *)0)->f), \
 563         })
 564
 565 /** Static initializer for ARGS() to target a bit-field. */
 566 #define ARGS_ENTRY_BF(s, f, b) \
 567         (&(const struct arg){ \
 568                 .size = sizeof(s), \
 569                 .mask = (const void *)&(const s){ .f = (1 << (b)) - 1 }, \
 570         })
 571
 572 /** Static initializer for ARGS() to target an arbitrary bit-mask. */
 573 #define ARGS_ENTRY_MASK(s, f, m) \
 574         (&(const struct arg){ \
 575                 .offset = offsetof(s, f), \
 576                 .size = sizeof(((s *)0)->f), \
 577                 .mask = (const void *)(m), \
 578         })
 579
 580 /** Same as ARGS_ENTRY_MASK() using network byte ordering for the value. */
 581 #define ARGS_ENTRY_MASK_HTON(s, f, m) \
 582         (&(const struct arg){ \
 583                 .hton = 1, \
 584                 .offset = offsetof(s, f), \
 585                 .size = sizeof(((s *)0)->f), \
 586                 .mask = (const void *)(m), \
 587         })
 588
 589 /** Static initializer for ARGS() to target a pointer. */
 590 #define ARGS_ENTRY_PTR(s, f) \
 591         (&(const struct arg){ \
 592                 .size = sizeof(*((s *)0)->f), \
 593         })
 594
 595 /** Static initializer for ARGS() with arbitrary offset and size. */
 596 #define ARGS_ENTRY_ARB(o, s) \
 597         (&(const struct arg){ \
 598                 .offset = (o), \
 599                 .size = (s), \
 600         })
 601
 602 /** Same as ARGS_ENTRY_ARB() with bounded values. */
 603 #define ARGS_ENTRY_ARB_BOUNDED(o, s, i, a) \
 604         (&(const struct arg){ \
 605                 .bounded = 1, \
 606                 .min = (i), \
 607                 .max = (a), \
 608                 .offset = (o), \
 609                 .size = (s), \
 610         })
 611
 612 /** Same as ARGS_ENTRY() using network byte ordering. */
 613 #define ARGS_ENTRY_HTON(s, f) \
 614         (&(const struct arg){ \
 615                 .hton = 1, \
 616                 .offset = offsetof(s, f), \
 617                 .size = sizeof(((s *)0)->f), \
 618         })
 619
 620 /** Same as ARGS_ENTRY_HTON() for a single argument, without structure. */
 621 #define ARG_ENTRY_HTON(s) \
 622         (&(const struct arg){ \
 623                 .hton = 1, \
 624                 .offset = 0, \
 625                 .size = sizeof(s), \
 626         })
 627
 628 /** Parser output buffer layout expected by cmd_flow_parsed(). */
 629 struct buffer {
 630         enum index command; /**< Flow command. */
 631         portid_t port; /**< Affected port ID. */
 632         union {
 633                 struct {
 634                         struct rte_flow_attr attr;
 635                         struct rte_flow_item *pattern;
 636                         struct rte_flow_action *actions;
 637                         uint32_t pattern_n;
 638                         uint32_t actions_n;
 639                         uint8_t *data;
 640                 } vc; /**< Validate/create arguments. */
 641                 struct {
 642                         uint32_t *rule;
 643                         uint32_t rule_n;
 644                 } destroy; /**< Destroy arguments. */
 645                 struct {
 646                         char file[128];
 647                 } dump; /**< Dump arguments. */
 648                 struct {
 649                         uint32_t rule;
 650                         struct rte_flow_action action;
 651                 } query; /**< Query arguments. */
 652                 struct {
 653                         uint32_t *group;
 654                         uint32_t group_n;
 655                 } list; /**< List arguments. */
 656                 struct {
 657                         int set;
 658                 } isolate; /**< Isolated mode arguments. */
 659         } args; /**< Command arguments. */
 660 };
 661
 662 /** Private data for pattern items. */
 663 struct parse_item_priv {
 664         enum rte_flow_item_type type; /**< Item type. */
 665         uint32_t size; /**< Size of item specification structure. */
 666 };
 667
 668 #define PRIV_ITEM(t, s) \
 669         (&(const struct parse_item_priv){ \
 670                 .type = RTE_FLOW_ITEM_TYPE_ ## t, \
 671                 .size = s, \
 672         })
 673
 674 /** Private data for actions. */
 675 struct parse_action_priv {
 676         enum rte_flow_action_type type; /**< Action type. */
 677         uint32_t size; /**< Size of action configuration structure. */
 678 };
 679
 680 #define PRIV_ACTION(t, s) \
 681         (&(const struct parse_action_priv){ \
 682                 .type = RTE_FLOW_ACTION_TYPE_ ## t, \
 683                 .size = s, \
 684         })
 685
 686 static const enum index next_vc_attr[] = {
 687         GROUP,
 688         PRIORITY,
 689         INGRESS,
 690         EGRESS,
 691         TRANSFER,
 692         PATTERN,
 693         ZERO,
 694 };
 695
 696 static const enum index next_destroy_attr[] = {
 697         DESTROY_RULE,
 698         END,
 699         ZERO,
 700 };
 701
 702 static const enum index next_dump_attr[] = {
 703         FILE_PATH,
 704         END,
 705         ZERO,
 706 };
 707
 708 static const enum index next_list_attr[] = {
 709         LIST_GROUP,
 710         END,
 711         ZERO,
 712 };
 713
 714 static const enum index item_param[] = {
 715         ITEM_PARAM_IS,
 716         ITEM_PARAM_SPEC,
 717         ITEM_PARAM_LAST,
 718         ITEM_PARAM_MASK,
 719         ITEM_PARAM_PREFIX,
 720         ZERO,
 721 };
 722
 723 static const enum index next_item[] = {
 724         ITEM_END,
 725         ITEM_VOID,
 726         ITEM_INVERT,
 727         ITEM_ANY,
 728         ITEM_PF,
 729         ITEM_VF,
 730         ITEM_PHY_PORT,
 731         ITEM_PORT_ID,
 732         ITEM_MARK,
 733         ITEM_RAW,
 734         ITEM_ETH,
 735         ITEM_VLAN,
 736         ITEM_IPV4,
 737         ITEM_IPV6,
 738         ITEM_ICMP,
 739         ITEM_UDP,
 740         ITEM_TCP,
 741         ITEM_SCTP,
 742         ITEM_VXLAN,
 743         ITEM_E_TAG,
 744         ITEM_NVGRE,
 745         ITEM_MPLS,
 746         ITEM_GRE,
 747         ITEM_FUZZY,
 748         ITEM_GTP,
 749         ITEM_GTPC,
 750         ITEM_GTPU,
 751         ITEM_GENEVE,
 752         ITEM_VXLAN_GPE,
 753         ITEM_ARP_ETH_IPV4,
 754         ITEM_IPV6_EXT,
 755         ITEM_ICMP6,
 756         ITEM_ICMP6_ND_NS,
 757         ITEM_ICMP6_ND_NA,
 758         ITEM_ICMP6_ND_OPT,
 759         ITEM_ICMP6_ND_OPT_SLA_ETH,
 760         ITEM_ICMP6_ND_OPT_TLA_ETH,
 761         ITEM_META,
 762         ITEM_GRE_KEY,
 763         ITEM_GTP_PSC,
 764         ITEM_PPPOES,
 765         ITEM_PPPOED,
 766         ITEM_PPPOE_PROTO_ID,
 767         ITEM_HIGIG2,
 768         ITEM_TAG,
 769         ITEM_L2TPV3OIP,
 770         ITEM_ESP,
 771         END_SET,
 772         ZERO,
 773 };
 774
 775 static const enum index item_fuzzy[] = {
 776         ITEM_FUZZY_THRESH,
 777         ITEM_NEXT,
 778         ZERO,
 779 };
 780
 781 static const enum index item_any[] = {
 782         ITEM_ANY_NUM,
 783         ITEM_NEXT,
 784         ZERO,
 785 };
 786
 787 static const enum index item_vf[] = {
 788         ITEM_VF_ID,
 789         ITEM_NEXT,
 790         ZERO,
 791 };
 792
 793 static const enum index item_phy_port[] = {
 794         ITEM_PHY_PORT_INDEX,
 795         ITEM_NEXT,
 796         ZERO,
 797 };
 798
 799 static const enum index item_port_id[] = {
 800         ITEM_PORT_ID_ID,
 801         ITEM_NEXT,
 802         ZERO,
 803 };
 804
 805 static const enum index item_mark[] = {
 806         ITEM_MARK_ID,
 807         ITEM_NEXT,
 808         ZERO,
 809 };
 810
 811 static const enum index item_raw[] = {
 812         ITEM_RAW_RELATIVE,
 813         ITEM_RAW_SEARCH,
 814         ITEM_RAW_OFFSET,
 815         ITEM_RAW_LIMIT,
 816         ITEM_RAW_PATTERN,
 817         ITEM_NEXT,
 818         ZERO,
 819 };
 820
 821 static const enum index item_eth[] = {
 822         ITEM_ETH_DST,
 823         ITEM_ETH_SRC,
 824         ITEM_ETH_TYPE,
 825         ITEM_NEXT,
 826         ZERO,
 827 };
 828
 829 static const enum index item_vlan[] = {
 830         ITEM_VLAN_TCI,
 831         ITEM_VLAN_PCP,
 832         ITEM_VLAN_DEI,
 833         ITEM_VLAN_VID,
 834         ITEM_VLAN_INNER_TYPE,
 835         ITEM_NEXT,
 836         ZERO,
 837 };
 838
 839 static const enum index item_ipv4[] = {
 840         ITEM_IPV4_TOS,
 841         ITEM_IPV4_TTL,
 842         ITEM_IPV4_PROTO,
 843         ITEM_IPV4_SRC,
 844         ITEM_IPV4_DST,
 845         ITEM_NEXT,
 846         ZERO,
 847 };
 848
 849 static const enum index item_ipv6[] = {
 850         ITEM_IPV6_TC,
 851         ITEM_IPV6_FLOW,
 852         ITEM_IPV6_PROTO,
 853         ITEM_IPV6_HOP,
 854         ITEM_IPV6_SRC,
 855         ITEM_IPV6_DST,
 856         ITEM_NEXT,
 857         ZERO,
 858 };
 859
 860 static const enum index item_icmp[] = {
 861         ITEM_ICMP_TYPE,
 862         ITEM_ICMP_CODE,
 863         ITEM_NEXT,
 864         ZERO,
 865 };
 866
 867 static const enum index item_udp[] = {
 868         ITEM_UDP_SRC,
 869         ITEM_UDP_DST,
 870         ITEM_NEXT,
 871         ZERO,
 872 };
 873
 874 static const enum index item_tcp[] = {
 875         ITEM_TCP_SRC,
 876         ITEM_TCP_DST,
 877         ITEM_TCP_FLAGS,
 878         ITEM_NEXT,
 879         ZERO,
 880 };
 881
 882 static const enum index item_sctp[] = {
 883         ITEM_SCTP_SRC,
 884         ITEM_SCTP_DST,
 885         ITEM_SCTP_TAG,
 886         ITEM_SCTP_CKSUM,
 887         ITEM_NEXT,
 888         ZERO,
 889 };
 890
 891 static const enum index item_vxlan[] = {
 892         ITEM_VXLAN_VNI,
 893         ITEM_NEXT,
 894         ZERO,
 895 };
 896
 897 static const enum index item_e_tag[] = {
 898         ITEM_E_TAG_GRP_ECID_B,
 899         ITEM_NEXT,
 900         ZERO,
 901 };
 902
 903 static const enum index item_nvgre[] = {
 904         ITEM_NVGRE_TNI,
 905         ITEM_NEXT,
 906         ZERO,
 907 };
 908
 909 static const enum index item_mpls[] = {
 910         ITEM_MPLS_LABEL,
 911         ITEM_MPLS_TC,
 912         ITEM_MPLS_S,
 913         ITEM_NEXT,
 914         ZERO,
 915 };
 916
 917 static const enum index item_gre[] = {
 918         ITEM_GRE_PROTO,
 919         ITEM_GRE_C_RSVD0_VER,
 920         ITEM_GRE_C_BIT,
 921         ITEM_GRE_K_BIT,
 922         ITEM_GRE_S_BIT,
 923         ITEM_NEXT,
 924         ZERO,
 925 };
 926
 927 static const enum index item_gre_key[] = {
 928         ITEM_GRE_KEY_VALUE,
 929         ITEM_NEXT,
 930         ZERO,
 931 };
 932
 933 static const enum index item_gtp[] = {
 934         ITEM_GTP_MSG_TYPE,
 935         ITEM_GTP_TEID,
 936         ITEM_NEXT,
 937         ZERO,
 938 };
 939
 940 static const enum index item_geneve[] = {
 941         ITEM_GENEVE_VNI,
 942         ITEM_GENEVE_PROTO,
 943         ITEM_NEXT,
 944         ZERO,
 945 };
 946
 947 static const enum index item_vxlan_gpe[] = {
 948         ITEM_VXLAN_GPE_VNI,
 949         ITEM_NEXT,
 950         ZERO,
 951 };
 952
 953 static const enum index item_arp_eth_ipv4[] = {
 954         ITEM_ARP_ETH_IPV4_SHA,
 955         ITEM_ARP_ETH_IPV4_SPA,
 956         ITEM_ARP_ETH_IPV4_THA,
 957         ITEM_ARP_ETH_IPV4_TPA,
 958         ITEM_NEXT,
 959         ZERO,
 960 };
 961
 962 static const enum index item_ipv6_ext[] = {
 963         ITEM_IPV6_EXT_NEXT_HDR,
 964         ITEM_NEXT,
 965         ZERO,
 966 };
 967
 968 static const enum index item_icmp6[] = {
 969         ITEM_ICMP6_TYPE,
 970         ITEM_ICMP6_CODE,
 971         ITEM_NEXT,
 972         ZERO,
 973 };
 974
 975 static const enum index item_icmp6_nd_ns[] = {
 976         ITEM_ICMP6_ND_NS_TARGET_ADDR,
 977         ITEM_NEXT,
 978         ZERO,
 979 };
 980
 981 static const enum index item_icmp6_nd_na[] = {
 982         ITEM_ICMP6_ND_NA_TARGET_ADDR,
 983         ITEM_NEXT,
 984         ZERO,
 985 };
 986
 987 static const enum index item_icmp6_nd_opt[] = {
 988         ITEM_ICMP6_ND_OPT_TYPE,
 989         ITEM_NEXT,
 990         ZERO,
 991 };
 992
 993 static const enum index item_icmp6_nd_opt_sla_eth[] = {
 994         ITEM_ICMP6_ND_OPT_SLA_ETH_SLA,
 995         ITEM_NEXT,
 996         ZERO,
 997 };
 998
 999 static const enum index item_icmp6_nd_opt_tla_eth[] = {
1000         ITEM_ICMP6_ND_OPT_TLA_ETH_TLA,
1001         ITEM_NEXT,
1002         ZERO,
1003 };
1004
1005 static const enum index item_meta[] = {
1006         ITEM_META_DATA,
1007         ITEM_NEXT,
1008         ZERO,
1009 };
1010
1011 static const enum index item_gtp_psc[] = {
1012         ITEM_GTP_PSC_QFI,
1013         ITEM_GTP_PSC_PDU_T,
1014         ITEM_NEXT,
1015         ZERO,
1016 };
1017
1018 static const enum index item_pppoed[] = {
1019         ITEM_PPPOE_SEID,
1020         ITEM_NEXT,
1021         ZERO,
1022 };
1023
1024 static const enum index item_pppoes[] = {
1025         ITEM_PPPOE_SEID,
1026         ITEM_NEXT,
1027         ZERO,
1028 };
1029
1030 static const enum index item_pppoe_proto_id[] = {
1031         ITEM_PPPOE_PROTO_ID,
1032         ITEM_NEXT,
1033         ZERO,
1034 };
1035
1036 static const enum index item_higig2[] = {
1037         ITEM_HIGIG2_CLASSIFICATION,
1038         ITEM_HIGIG2_VID,
1039         ITEM_NEXT,
1040         ZERO,
1041 };
1042
1043 static const enum index item_esp[] = {
1044         ITEM_ESP_SPI,
1045         ITEM_NEXT,
1046         ZERO,
1047 };
1048
1049 static const enum index next_set_raw[] = {
1050         SET_RAW_INDEX,
1051         ITEM_ETH,
1052         ZERO,
1053 };
1054
1055 static const enum index item_tag[] = {
1056         ITEM_TAG_DATA,
1057         ITEM_TAG_INDEX,
1058         ITEM_NEXT,
1059         ZERO,
1060 };
1061
1062 static const enum index item_l2tpv3oip[] = {
1063         ITEM_L2TPV3OIP_SESSION_ID,
1064         ITEM_NEXT,
1065         ZERO,
1066 };
1067
1068 static const enum index next_action[] = {
1069         ACTION_END,
1070         ACTION_VOID,
1071         ACTION_PASSTHRU,
1072         ACTION_JUMP,
1073         ACTION_MARK,
1074         ACTION_FLAG,
1075         ACTION_QUEUE,
1076         ACTION_DROP,
1077         ACTION_COUNT,
1078         ACTION_RSS,
1079         ACTION_PF,
1080         ACTION_VF,
1081         ACTION_PHY_PORT,
1082         ACTION_PORT_ID,
1083         ACTION_METER,
1084         ACTION_OF_SET_MPLS_TTL,
1085         ACTION_OF_DEC_MPLS_TTL,
1086         ACTION_OF_SET_NW_TTL,
1087         ACTION_OF_DEC_NW_TTL,
1088         ACTION_OF_COPY_TTL_OUT,
1089         ACTION_OF_COPY_TTL_IN,
1090         ACTION_OF_POP_VLAN,
1091         ACTION_OF_PUSH_VLAN,
1092         ACTION_OF_SET_VLAN_VID,
1093         ACTION_OF_SET_VLAN_PCP,
1094         ACTION_OF_POP_MPLS,
1095         ACTION_OF_PUSH_MPLS,
1096         ACTION_VXLAN_ENCAP,
1097         ACTION_VXLAN_DECAP,
1098         ACTION_NVGRE_ENCAP,
1099         ACTION_NVGRE_DECAP,
1100         ACTION_L2_ENCAP,
1101         ACTION_L2_DECAP,
1102         ACTION_MPLSOGRE_ENCAP,
1103         ACTION_MPLSOGRE_DECAP,
1104         ACTION_MPLSOUDP_ENCAP,
1105         ACTION_MPLSOUDP_DECAP,
1106         ACTION_SET_IPV4_SRC,
1107         ACTION_SET_IPV4_DST,
1108         ACTION_SET_IPV6_SRC,
1109         ACTION_SET_IPV6_DST,
1110         ACTION_SET_TP_SRC,
1111         ACTION_SET_TP_DST,
1112         ACTION_MAC_SWAP,
1113         ACTION_DEC_TTL,
1114         ACTION_SET_TTL,
1115         ACTION_SET_MAC_SRC,
1116         ACTION_SET_MAC_DST,
1117         ACTION_INC_TCP_SEQ,
1118         ACTION_DEC_TCP_SEQ,
1119         ACTION_INC_TCP_ACK,
1120         ACTION_DEC_TCP_ACK,
1121         ACTION_RAW_ENCAP,
1122         ACTION_RAW_DECAP,
1123         ACTION_SET_TAG,
1124         ACTION_SET_META,
1125         ACTION_SET_IPV4_DSCP,
1126         ACTION_SET_IPV6_DSCP,
1127         ZERO,
1128 };
1129
1130 static const enum index action_mark[] = {
1131         ACTION_MARK_ID,
1132         ACTION_NEXT,
1133         ZERO,
1134 };
1135
1136 static const enum index action_queue[] = {
1137         ACTION_QUEUE_INDEX,
1138         ACTION_NEXT,
1139         ZERO,
1140 };
1141
1142 static const enum index action_count[] = {
1143         ACTION_COUNT_ID,
1144         ACTION_COUNT_SHARED,
1145         ACTION_NEXT,
1146         ZERO,
1147 };
1148
1149 static const enum index action_rss[] = {
1150         ACTION_RSS_FUNC,
1151         ACTION_RSS_LEVEL,
1152         ACTION_RSS_TYPES,
1153         ACTION_RSS_KEY,
1154         ACTION_RSS_KEY_LEN,
1155         ACTION_RSS_QUEUES,
1156         ACTION_NEXT,
1157         ZERO,
1158 };
1159
1160 static const enum index action_vf[] = {
1161         ACTION_VF_ORIGINAL,
1162         ACTION_VF_ID,
1163         ACTION_NEXT,
1164         ZERO,
1165 };
1166
1167 static const enum index action_phy_port[] = {
1168         ACTION_PHY_PORT_ORIGINAL,
1169         ACTION_PHY_PORT_INDEX,
1170         ACTION_NEXT,
1171         ZERO,
1172 };
1173
1174 static const enum index action_port_id[] = {
1175         ACTION_PORT_ID_ORIGINAL,
1176         ACTION_PORT_ID_ID,
1177         ACTION_NEXT,
1178         ZERO,
1179 };
1180
1181 static const enum index action_meter[] = {
1182         ACTION_METER_ID,
1183         ACTION_NEXT,
1184         ZERO,
1185 };
1186
1187 static const enum index action_of_set_mpls_ttl[] = {
1188         ACTION_OF_SET_MPLS_TTL_MPLS_TTL,
1189         ACTION_NEXT,
1190         ZERO,
1191 };
1192
1193 static const enum index action_of_set_nw_ttl[] = {
1194         ACTION_OF_SET_NW_TTL_NW_TTL,
1195         ACTION_NEXT,
1196         ZERO,
1197 };
1198
1199 static const enum index action_of_push_vlan[] = {
1200         ACTION_OF_PUSH_VLAN_ETHERTYPE,
1201         ACTION_NEXT,
1202         ZERO,
1203 };
1204
1205 static const enum index action_of_set_vlan_vid[] = {
1206         ACTION_OF_SET_VLAN_VID_VLAN_VID,
1207         ACTION_NEXT,
1208         ZERO,
1209 };
1210
1211 static const enum index action_of_set_vlan_pcp[] = {
1212         ACTION_OF_SET_VLAN_PCP_VLAN_PCP,
1213         ACTION_NEXT,
1214         ZERO,
1215 };
1216
1217 static const enum index action_of_pop_mpls[] = {
1218         ACTION_OF_POP_MPLS_ETHERTYPE,
1219         ACTION_NEXT,
1220         ZERO,
1221 };
1222
1223 static const enum index action_of_push_mpls[] = {
1224         ACTION_OF_PUSH_MPLS_ETHERTYPE,
1225         ACTION_NEXT,
1226         ZERO,
1227 };
1228
1229 static const enum index action_set_ipv4_src[] = {
1230         ACTION_SET_IPV4_SRC_IPV4_SRC,
1231         ACTION_NEXT,
1232         ZERO,
1233 };
1234
1235 static const enum index action_set_mac_src[] = {
1236         ACTION_SET_MAC_SRC_MAC_SRC,
1237         ACTION_NEXT,
1238         ZERO,
1239 };
1240
1241 static const enum index action_set_ipv4_dst[] = {
1242         ACTION_SET_IPV4_DST_IPV4_DST,
1243         ACTION_NEXT,
1244         ZERO,
1245 };
1246
1247 static const enum index action_set_ipv6_src[] = {
1248         ACTION_SET_IPV6_SRC_IPV6_SRC,
1249         ACTION_NEXT,
1250         ZERO,
1251 };
1252
1253 static const enum index action_set_ipv6_dst[] = {
1254         ACTION_SET_IPV6_DST_IPV6_DST,
1255         ACTION_NEXT,
1256         ZERO,
1257 };
1258
1259 static const enum index action_set_tp_src[] = {
1260         ACTION_SET_TP_SRC_TP_SRC,
1261         ACTION_NEXT,
1262         ZERO,
1263 };
1264
1265 static const enum index action_set_tp_dst[] = {
1266         ACTION_SET_TP_DST_TP_DST,
1267         ACTION_NEXT,
1268         ZERO,
1269 };
1270
1271 static const enum index action_set_ttl[] = {
1272         ACTION_SET_TTL_TTL,
1273         ACTION_NEXT,
1274         ZERO,
1275 };
1276
1277 static const enum index action_jump[] = {
1278         ACTION_JUMP_GROUP,
1279         ACTION_NEXT,
1280         ZERO,
1281 };
1282
1283 static const enum index action_set_mac_dst[] = {
1284         ACTION_SET_MAC_DST_MAC_DST,
1285         ACTION_NEXT,
1286         ZERO,
1287 };
1288
1289 static const enum index action_inc_tcp_seq[] = {
1290         ACTION_INC_TCP_SEQ_VALUE,
1291         ACTION_NEXT,
1292         ZERO,
1293 };
1294
1295 static const enum index action_dec_tcp_seq[] = {
1296         ACTION_DEC_TCP_SEQ_VALUE,
1297         ACTION_NEXT,
1298         ZERO,
1299 };
1300
1301 static const enum index action_inc_tcp_ack[] = {
1302         ACTION_INC_TCP_ACK_VALUE,
1303         ACTION_NEXT,
1304         ZERO,
1305 };
1306
1307 static const enum index action_dec_tcp_ack[] = {
1308         ACTION_DEC_TCP_ACK_VALUE,
1309         ACTION_NEXT,
1310         ZERO,
1311 };
1312
1313 static const enum index action_raw_encap[] = {
1314         ACTION_RAW_ENCAP_INDEX,
1315         ACTION_NEXT,
1316         ZERO,
1317 };
1318
1319 static const enum index action_raw_decap[] = {
1320         ACTION_RAW_DECAP_INDEX,
1321         ACTION_NEXT,
1322         ZERO,
1323 };
1324
1325 static const enum index action_set_tag[] = {
1326         ACTION_SET_TAG_DATA,
1327         ACTION_SET_TAG_INDEX,
1328         ACTION_SET_TAG_MASK,
1329         ACTION_NEXT,
1330         ZERO,
1331 };
1332
1333 static const enum index action_set_meta[] = {
1334         ACTION_SET_META_DATA,
1335         ACTION_SET_META_MASK,
1336         ACTION_NEXT,
1337         ZERO,
1338 };
1339
1340 static const enum index action_set_ipv4_dscp[] = {
1341         ACTION_SET_IPV4_DSCP_VALUE,
1342         ACTION_NEXT,
1343         ZERO,
1344 };
1345
1346 static const enum index action_set_ipv6_dscp[] = {
1347         ACTION_SET_IPV6_DSCP_VALUE,
1348         ACTION_NEXT,
1349         ZERO,
1350 };
1351
1352 static int parse_set_raw_encap_decap(struct context *, const struct token *,
1353                                      const char *, unsigned int,
1354                                      void *, unsigned int);
1355 static int parse_set_init(struct context *, const struct token *,
1356                           const char *, unsigned int,
1357                           void *, unsigned int);
1358 static int parse_init(struct context *, const struct token *,
1359                       const char *, unsigned int,
1360                       void *, unsigned int);
1361 static int parse_vc(struct context *, const struct token *,
1362                     const char *, unsigned int,
1363                     void *, unsigned int);
1364 static int parse_vc_spec(struct context *, const struct token *,
1365                          const char *, unsigned int, void *, unsigned int);
1366 static int parse_vc_conf(struct context *, const struct token *,
1367                          const char *, unsigned int, void *, unsigned int);
1368 static int parse_vc_action_rss(struct context *, const struct token *,
1369                                const char *, unsigned int, void *,
1370                                unsigned int);
1371 static int parse_vc_action_rss_func(struct context *, const struct token *,
1372                                     const char *, unsigned int, void *,
1373                                     unsigned int);
1374 static int parse_vc_action_rss_type(struct context *, const struct token *,
1375                                     const char *, unsigned int, void *,
1376                                     unsigned int);
1377 static int parse_vc_action_rss_queue(struct context *, const struct token *,
1378                                      const char *, unsigned int, void *,
1379                                      unsigned int);
1380 static int parse_vc_action_vxlan_encap(struct context *, const struct token *,
1381                                        const char *, unsigned int, void *,
1382                                        unsigned int);
1383 static int parse_vc_action_nvgre_encap(struct context *, const struct token *,
1384                                        const char *, unsigned int, void *,
1385                                        unsigned int);
1386 static int parse_vc_action_l2_encap(struct context *, const struct token *,
1387                                     const char *, unsigned int, void *,
1388                                     unsigned int);
1389 static int parse_vc_action_l2_decap(struct context *, const struct token *,
1390                                     const char *, unsigned int, void *,
1391                                     unsigned int);
1392 static int parse_vc_action_mplsogre_encap(struct context *,
1393                                           const struct token *, const char *,
1394                                           unsigned int, void *, unsigned int);
1395 static int parse_vc_action_mplsogre_decap(struct context *,
1396                                           const struct token *, const char *,
1397                                           unsigned int, void *, unsigned int);
1398 static int parse_vc_action_mplsoudp_encap(struct context *,
1399                                           const struct token *, const char *,
1400                                           unsigned int, void *, unsigned int);
1401 static int parse_vc_action_mplsoudp_decap(struct context *,
1402                                           const struct token *, const char *,
1403                                           unsigned int, void *, unsigned int);
1404 static int parse_vc_action_raw_encap(struct context *,
1405                                      const struct token *, const char *,
1406                                      unsigned int, void *, unsigned int);
1407 static int parse_vc_action_raw_decap(struct context *,
1408                                      const struct token *, const char *,
1409                                      unsigned int, void *, unsigned int);
1410 static int parse_vc_action_raw_encap_index(struct context *,
1411                                            const struct token *, const char *,
1412                                            unsigned int, void *, unsigned int);
1413 static int parse_vc_action_raw_decap_index(struct context *,
1414                                            const struct token *, const char *,
1415                                            unsigned int, void *, unsigned int);
1416 static int parse_vc_action_set_meta(struct context *ctx,
1417                                     const struct token *token, const char *str,
1418                                     unsigned int len, void *buf,
1419                                     unsigned int size);
1420 static int parse_destroy(struct context *, const struct token *,
1421                          const char *, unsigned int,
1422                          void *, unsigned int);
1423 static int parse_flush(struct context *, const struct token *,
1424                        const char *, unsigned int,
1425                        void *, unsigned int);
1426 static int parse_dump(struct context *, const struct token *,
1427                       const char *, unsigned int,
1428                       void *, unsigned int);
1429 static int parse_query(struct context *, const struct token *,
1430                        const char *, unsigned int,
1431                        void *, unsigned int);
1432 static int parse_action(struct context *, const struct token *,
1433                         const char *, unsigned int,
1434                         void *, unsigned int);
1435 static int parse_list(struct context *, const struct token *,
1436                       const char *, unsigned int,
1437                       void *, unsigned int);
1438 static int parse_isolate(struct context *, const struct token *,
1439                          const char *, unsigned int,
1440                          void *, unsigned int);
1441 static int parse_int(struct context *, const struct token *,
1442                      const char *, unsigned int,
1443                      void *, unsigned int);
1444 static int parse_prefix(struct context *, const struct token *,
1445                         const char *, unsigned int,
1446                         void *, unsigned int);
1447 static int parse_boolean(struct context *, const struct token *,
1448                          const char *, unsigned int,
1449                          void *, unsigned int);
1450 static int parse_string(struct context *, const struct token *,
1451                         const char *, unsigned int,
1452                         void *, unsigned int);
1453 static int parse_hex(struct context *ctx, const struct token *token,
1454                         const char *str, unsigned int len,
1455                         void *buf, unsigned int size);
1456 static int parse_string0(struct context *, const struct token *,
1457                         const char *, unsigned int,
1458                         void *, unsigned int);
1459 static int parse_mac_addr(struct context *, const struct token *,
1460                           const char *, unsigned int,
1461                           void *, unsigned int);
1462 static int parse_ipv4_addr(struct context *, const struct token *,
1463                            const char *, unsigned int,
1464                            void *, unsigned int);
1465 static int parse_ipv6_addr(struct context *, const struct token *,
1466                            const char *, unsigned int,
1467                            void *, unsigned int);
1468 static int parse_port(struct context *, const struct token *,
1469                       const char *, unsigned int,
1470                       void *, unsigned int);
1471 static int comp_none(struct context *, const struct token *,
1472                      unsigned int, char *, unsigned int);
1473 static int comp_boolean(struct context *, const struct token *,
1474                         unsigned int, char *, unsigned int);
1475 static int comp_action(struct context *, const struct token *,
1476                        unsigned int, char *, unsigned int);
1477 static int comp_port(struct context *, const struct token *,
1478                      unsigned int, char *, unsigned int);
1479 static int comp_rule_id(struct context *, const struct token *,
1480                         unsigned int, char *, unsigned int);
1481 static int comp_vc_action_rss_type(struct context *, const struct token *,
1482                                    unsigned int, char *, unsigned int);
1483 static int comp_vc_action_rss_queue(struct context *, const struct token *,
1484                                     unsigned int, char *, unsigned int);
1485 static int comp_set_raw_index(struct context *, const struct token *,
1486                               unsigned int, char *, unsigned int);
1487
1488 /** Token definitions. */
1489 static const struct token token_list[] = {
1490         /* Special tokens. */
1491         [ZERO] = {
1492                 .name = "ZERO",
1493                 .help = "null entry, abused as the entry point",
1494                 .next = NEXT(NEXT_ENTRY(FLOW)),
1495         },
1496         [END] = {
1497                 .name = "",
1498                 .type = "RETURN",
1499                 .help = "command may end here",
1500         },
1501         [START_SET] = {
1502                 .name = "START_SET",
1503                 .help = "null entry, abused as the entry point for set",
1504                 .next = NEXT(NEXT_ENTRY(SET)),
1505         },
1506         [END_SET] = {
1507                 .name = "end_set",
1508                 .type = "RETURN",
1509                 .help = "set command may end here",
1510         },
1511         /* Common tokens. */
1512         [INTEGER] = {
1513                 .name = "{int}",
1514                 .type = "INTEGER",
1515                 .help = "integer value",
1516                 .call = parse_int,
1517                 .comp = comp_none,
1518         },
1519         [UNSIGNED] = {
1520                 .name = "{unsigned}",
1521                 .type = "UNSIGNED",
1522                 .help = "unsigned integer value",
1523                 .call = parse_int,
1524                 .comp = comp_none,
1525         },
1526         [PREFIX] = {
1527                 .name = "{prefix}",
1528                 .type = "PREFIX",
1529                 .help = "prefix length for bit-mask",
1530                 .call = parse_prefix,
1531                 .comp = comp_none,
1532         },
1533         [BOOLEAN] = {
1534                 .name = "{boolean}",
1535                 .type = "BOOLEAN",
1536                 .help = "any boolean value",
1537                 .call = parse_boolean,
1538                 .comp = comp_boolean,
1539         },
1540         [STRING] = {
1541                 .name = "{string}",
1542                 .type = "STRING",
1543                 .help = "fixed string",
1544                 .call = parse_string,
1545                 .comp = comp_none,
1546         },
1547         [HEX] = {
1548                 .name = "{hex}",
1549                 .type = "HEX",
1550                 .help = "fixed string",
1551                 .call = parse_hex,
1552         },
1553         [FILE_PATH] = {
1554                 .name = "{file path}",
1555                 .type = "STRING",
1556                 .help = "file path",
1557                 .call = parse_string0,
1558                 .comp = comp_none,
1559         },
1560         [MAC_ADDR] = {
1561                 .name = "{MAC address}",
1562                 .type = "MAC-48",
1563                 .help = "standard MAC address notation",
1564                 .call = parse_mac_addr,
1565                 .comp = comp_none,
1566         },
1567         [IPV4_ADDR] = {
1568                 .name = "{IPv4 address}",
1569                 .type = "IPV4 ADDRESS",
1570                 .help = "standard IPv4 address notation",
1571                 .call = parse_ipv4_addr,
1572                 .comp = comp_none,
1573         },
1574         [IPV6_ADDR] = {
1575                 .name = "{IPv6 address}",
1576                 .type = "IPV6 ADDRESS",
1577                 .help = "standard IPv6 address notation",
1578                 .call = parse_ipv6_addr,
1579                 .comp = comp_none,
1580         },
1581         [RULE_ID] = {
1582                 .name = "{rule id}",
1583                 .type = "RULE ID",
1584                 .help = "rule identifier",
1585                 .call = parse_int,
1586                 .comp = comp_rule_id,
1587         },
1588         [PORT_ID] = {
1589                 .name = "{port_id}",
1590                 .type = "PORT ID",
1591                 .help = "port identifier",
1592                 .call = parse_port,
1593                 .comp = comp_port,
1594         },
1595         [GROUP_ID] = {
1596                 .name = "{group_id}",
1597                 .type = "GROUP ID",
1598                 .help = "group identifier",
1599                 .call = parse_int,
1600                 .comp = comp_none,
1601         },
1602         [PRIORITY_LEVEL] = {
1603                 .name = "{level}",
1604                 .type = "PRIORITY",
1605                 .help = "priority level",
1606                 .call = parse_int,
1607                 .comp = comp_none,
1608         },
1609         /* Top-level command. */
1610         [FLOW] = {
1611                 .name = "flow",
1612                 .type = "{command} {port_id} [{arg} [...]]",
1613                 .help = "manage ingress/egress flow rules",
1614                 .next = NEXT(NEXT_ENTRY
1615                              (VALIDATE,
1616                               CREATE,
1617                               DESTROY,
1618                               FLUSH,
1619                               DUMP,
1620                               LIST,
1621                               QUERY,
1622                               ISOLATE)),
1623                 .call = parse_init,
1624         },
1625         /* Sub-level commands. */
1626         [VALIDATE] = {
1627                 .name = "validate",
1628                 .help = "check whether a flow rule can be created",
1629                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PORT_ID)),
1630                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1631                 .call = parse_vc,
1632         },
1633         [CREATE] = {
1634                 .name = "create",
1635                 .help = "create a flow rule",
1636                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PORT_ID)),
1637                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1638                 .call = parse_vc,
1639         },
1640         [DESTROY] = {
1641                 .name = "destroy",
1642                 .help = "destroy specific flow rules",
1643                 .next = NEXT(NEXT_ENTRY(DESTROY_RULE), NEXT_ENTRY(PORT_ID)),
1644                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1645                 .call = parse_destroy,
1646         },
1647         [FLUSH] = {
1648                 .name = "flush",
1649                 .help = "destroy all flow rules",
1650                 .next = NEXT(NEXT_ENTRY(PORT_ID)),
1651                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1652                 .call = parse_flush,
1653         },
1654         [DUMP] = {
1655                 .name = "dump",
1656                 .help = "dump all flow rules to file",
1657                 .next = NEXT(next_dump_attr, NEXT_ENTRY(PORT_ID)),
1658                 .args = ARGS(ARGS_ENTRY(struct buffer, args.dump.file),
1659                              ARGS_ENTRY(struct buffer, port)),
1660                 .call = parse_dump,
1661         },
1662         [QUERY] = {
1663                 .name = "query",
1664                 .help = "query an existing flow rule",
1665                 .next = NEXT(NEXT_ENTRY(QUERY_ACTION),
1666                              NEXT_ENTRY(RULE_ID),
1667                              NEXT_ENTRY(PORT_ID)),
1668                 .args = ARGS(ARGS_ENTRY(struct buffer, args.query.action.type),
1669                              ARGS_ENTRY(struct buffer, args.query.rule),
1670                              ARGS_ENTRY(struct buffer, port)),
1671                 .call = parse_query,
1672         },
1673         [LIST] = {
1674                 .name = "list",
1675                 .help = "list existing flow rules",
1676                 .next = NEXT(next_list_attr, NEXT_ENTRY(PORT_ID)),
1677                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1678                 .call = parse_list,
1679         },
1680         [ISOLATE] = {
1681                 .name = "isolate",
1682                 .help = "restrict ingress traffic to the defined flow rules",
1683                 .next = NEXT(NEXT_ENTRY(BOOLEAN),
1684                              NEXT_ENTRY(PORT_ID)),
1685                 .args = ARGS(ARGS_ENTRY(struct buffer, args.isolate.set),
1686                              ARGS_ENTRY(struct buffer, port)),
1687                 .call = parse_isolate,
1688         },
1689         /* Destroy arguments. */
1690         [DESTROY_RULE] = {
1691                 .name = "rule",
1692                 .help = "specify a rule identifier",
1693                 .next = NEXT(next_destroy_attr, NEXT_ENTRY(RULE_ID)),
1694                 .args = ARGS(ARGS_ENTRY_PTR(struct buffer, args.destroy.rule)),
1695                 .call = parse_destroy,
1696         },
1697         /* Query arguments. */
1698         [QUERY_ACTION] = {
1699                 .name = "{action}",
1700                 .type = "ACTION",
1701                 .help = "action to query, must be part of the rule",
1702                 .call = parse_action,
1703                 .comp = comp_action,
1704         },
1705         /* List arguments. */
1706         [LIST_GROUP] = {
1707                 .name = "group",
1708                 .help = "specify a group",
1709                 .next = NEXT(next_list_attr, NEXT_ENTRY(GROUP_ID)),
1710                 .args = ARGS(ARGS_ENTRY_PTR(struct buffer, args.list.group)),
1711                 .call = parse_list,
1712         },
1713         /* Validate/create attributes. */
1714         [GROUP] = {
1715                 .name = "group",
1716                 .help = "specify a group",
1717                 .next = NEXT(next_vc_attr, NEXT_ENTRY(GROUP_ID)),
1718                 .args = ARGS(ARGS_ENTRY(struct rte_flow_attr, group)),
1719                 .call = parse_vc,
1720         },
1721         [PRIORITY] = {
1722                 .name = "priority",
1723                 .help = "specify a priority level",
1724                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PRIORITY_LEVEL)),
1725                 .args = ARGS(ARGS_ENTRY(struct rte_flow_attr, priority)),
1726                 .call = parse_vc,
1727         },
1728         [INGRESS] = {
1729                 .name = "ingress",
1730                 .help = "affect rule to ingress",
1731                 .next = NEXT(next_vc_attr),
1732                 .call = parse_vc,
1733         },
1734         [EGRESS] = {
1735                 .name = "egress",
1736                 .help = "affect rule to egress",
1737                 .next = NEXT(next_vc_attr),
1738                 .call = parse_vc,
1739         },
1740         [TRANSFER] = {
1741                 .name = "transfer",
1742                 .help = "apply rule directly to endpoints found in pattern",
1743                 .next = NEXT(next_vc_attr),
1744                 .call = parse_vc,
1745         },
1746         /* Validate/create pattern. */
1747         [PATTERN] = {
1748                 .name = "pattern",
1749                 .help = "submit a list of pattern items",
1750                 .next = NEXT(next_item),
1751                 .call = parse_vc,
1752         },
1753         [ITEM_PARAM_IS] = {
1754                 .name = "is",
1755                 .help = "match value perfectly (with full bit-mask)",
1756                 .call = parse_vc_spec,
1757         },
1758         [ITEM_PARAM_SPEC] = {
1759                 .name = "spec",
1760                 .help = "match value according to configured bit-mask",
1761                 .call = parse_vc_spec,
1762         },
1763         [ITEM_PARAM_LAST] = {
1764                 .name = "last",
1765                 .help = "specify upper bound to establish a range",
1766                 .call = parse_vc_spec,
1767         },
1768         [ITEM_PARAM_MASK] = {
1769                 .name = "mask",
1770                 .help = "specify bit-mask with relevant bits set to one",
1771                 .call = parse_vc_spec,
1772         },
1773         [ITEM_PARAM_PREFIX] = {
1774                 .name = "prefix",
1775                 .help = "generate bit-mask from a prefix length",
1776                 .call = parse_vc_spec,
1777         },
1778         [ITEM_NEXT] = {
1779                 .name = "/",
1780                 .help = "specify next pattern item",
1781                 .next = NEXT(next_item),
1782         },
1783         [ITEM_END] = {
1784                 .name = "end",
1785                 .help = "end list of pattern items",
1786                 .priv = PRIV_ITEM(END, 0),
1787                 .next = NEXT(NEXT_ENTRY(ACTIONS)),
1788                 .call = parse_vc,
1789         },
1790         [ITEM_VOID] = {
1791                 .name = "void",
1792                 .help = "no-op pattern item",
1793                 .priv = PRIV_ITEM(VOID, 0),
1794                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1795                 .call = parse_vc,
1796         },
1797         [ITEM_INVERT] = {
1798                 .name = "invert",
1799                 .help = "perform actions when pattern does not match",
1800                 .priv = PRIV_ITEM(INVERT, 0),
1801                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1802                 .call = parse_vc,
1803         },
1804         [ITEM_ANY] = {
1805                 .name = "any",
1806                 .help = "match any protocol for the current layer",
1807                 .priv = PRIV_ITEM(ANY, sizeof(struct rte_flow_item_any)),
1808                 .next = NEXT(item_any),
1809                 .call = parse_vc,
1810         },
1811         [ITEM_ANY_NUM] = {
1812                 .name = "num",
1813                 .help = "number of layers covered",
1814                 .next = NEXT(item_any, NEXT_ENTRY(UNSIGNED), item_param),
1815                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_any, num)),
1816         },
1817         [ITEM_PF] = {
1818                 .name = "pf",
1819                 .help = "match traffic from/to the physical function",
1820                 .priv = PRIV_ITEM(PF, 0),
1821                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1822                 .call = parse_vc,
1823         },
1824         [ITEM_VF] = {
1825                 .name = "vf",
1826                 .help = "match traffic from/to a virtual function ID",
1827                 .priv = PRIV_ITEM(VF, sizeof(struct rte_flow_item_vf)),
1828                 .next = NEXT(item_vf),
1829                 .call = parse_vc,
1830         },
1831         [ITEM_VF_ID] = {
1832                 .name = "id",
1833                 .help = "VF ID",
1834                 .next = NEXT(item_vf, NEXT_ENTRY(UNSIGNED), item_param),
1835                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_vf, id)),
1836         },
1837         [ITEM_PHY_PORT] = {
1838                 .name = "phy_port",
1839                 .help = "match traffic from/to a specific physical port",
1840                 .priv = PRIV_ITEM(PHY_PORT,
1841                                   sizeof(struct rte_flow_item_phy_port)),
1842                 .next = NEXT(item_phy_port),
1843                 .call = parse_vc,
1844         },
1845         [ITEM_PHY_PORT_INDEX] = {
1846                 .name = "index",
1847                 .help = "physical port index",
1848                 .next = NEXT(item_phy_port, NEXT_ENTRY(UNSIGNED), item_param),
1849                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_phy_port, index)),
1850         },
1851         [ITEM_PORT_ID] = {
1852                 .name = "port_id",
1853                 .help = "match traffic from/to a given DPDK port ID",
1854                 .priv = PRIV_ITEM(PORT_ID,
1855                                   sizeof(struct rte_flow_item_port_id)),
1856                 .next = NEXT(item_port_id),
1857                 .call = parse_vc,
1858         },
1859         [ITEM_PORT_ID_ID] = {
1860                 .name = "id",
1861                 .help = "DPDK port ID",
1862                 .next = NEXT(item_port_id, NEXT_ENTRY(UNSIGNED), item_param),
1863                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_port_id, id)),
1864         },
1865         [ITEM_MARK] = {
1866                 .name = "mark",
1867                 .help = "match traffic against value set in previously matched rule",
1868                 .priv = PRIV_ITEM(MARK, sizeof(struct rte_flow_item_mark)),
1869                 .next = NEXT(item_mark),
1870                 .call = parse_vc,
1871         },
1872         [ITEM_MARK_ID] = {
1873                 .name = "id",
1874                 .help = "Integer value to match against",
1875                 .next = NEXT(item_mark, NEXT_ENTRY(UNSIGNED), item_param),
1876                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_mark, id)),
1877         },
1878         [ITEM_RAW] = {
1879                 .name = "raw",
1880                 .help = "match an arbitrary byte string",
1881                 .priv = PRIV_ITEM(RAW, ITEM_RAW_SIZE),
1882                 .next = NEXT(item_raw),
1883                 .call = parse_vc,
1884         },
1885         [ITEM_RAW_RELATIVE] = {
1886                 .name = "relative",
1887                 .help = "look for pattern after the previous item",
1888                 .next = NEXT(item_raw, NEXT_ENTRY(BOOLEAN), item_param),
1889                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_item_raw,
1890                                            relative, 1)),
1891         },
1892         [ITEM_RAW_SEARCH] = {
1893                 .name = "search",
1894                 .help = "search pattern from offset (see also limit)",
1895                 .next = NEXT(item_raw, NEXT_ENTRY(BOOLEAN), item_param),
1896                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_item_raw,
1897                                            search, 1)),
1898         },
1899         [ITEM_RAW_OFFSET] = {
1900                 .name = "offset",
1901                 .help = "absolute or relative offset for pattern",
1902                 .next = NEXT(item_raw, NEXT_ENTRY(INTEGER), item_param),
1903                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, offset)),
1904         },
1905         [ITEM_RAW_LIMIT] = {
1906                 .name = "limit",
1907                 .help = "search area limit for start of pattern",
1908                 .next = NEXT(item_raw, NEXT_ENTRY(UNSIGNED), item_param),
1909                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, limit)),
1910         },
1911         [ITEM_RAW_PATTERN] = {
1912                 .name = "pattern",
1913                 .help = "byte string to look for",
1914                 .next = NEXT(item_raw,
1915                              NEXT_ENTRY(STRING),
1916                              NEXT_ENTRY(ITEM_PARAM_IS,
1917                                         ITEM_PARAM_SPEC,
1918                                         ITEM_PARAM_MASK)),
1919                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, pattern),
1920                              ARGS_ENTRY(struct rte_flow_item_raw, length),
1921                              ARGS_ENTRY_ARB(sizeof(struct rte_flow_item_raw),
1922                                             ITEM_RAW_PATTERN_SIZE)),
1923         },
1924         [ITEM_ETH] = {
1925                 .name = "eth",
1926                 .help = "match Ethernet header",
1927                 .priv = PRIV_ITEM(ETH, sizeof(struct rte_flow_item_eth)),
1928                 .next = NEXT(item_eth),
1929                 .call = parse_vc,
1930         },
1931         [ITEM_ETH_DST] = {
1932                 .name = "dst",
1933                 .help = "destination MAC",
1934                 .next = NEXT(item_eth, NEXT_ENTRY(MAC_ADDR), item_param),
1935                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, dst)),
1936         },
1937         [ITEM_ETH_SRC] = {
1938                 .name = "src",
1939                 .help = "source MAC",
1940                 .next = NEXT(item_eth, NEXT_ENTRY(MAC_ADDR), item_param),
1941                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, src)),
1942         },
1943         [ITEM_ETH_TYPE] = {
1944                 .name = "type",
1945                 .help = "EtherType",
1946                 .next = NEXT(item_eth, NEXT_ENTRY(UNSIGNED), item_param),
1947                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, type)),
1948         },
1949         [ITEM_VLAN] = {
1950                 .name = "vlan",
1951                 .help = "match 802.1Q/ad VLAN tag",
1952                 .priv = PRIV_ITEM(VLAN, sizeof(struct rte_flow_item_vlan)),
1953                 .next = NEXT(item_vlan),
1954                 .call = parse_vc,
1955         },
1956         [ITEM_VLAN_TCI] = {
1957                 .name = "tci",
1958                 .help = "tag control information",
1959                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1960                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vlan, tci)),
1961         },
1962         [ITEM_VLAN_PCP] = {
1963                 .name = "pcp",
1964                 .help = "priority code point",
1965                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1966                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1967                                                   tci, "\xe0\x00")),
1968         },
1969         [ITEM_VLAN_DEI] = {
1970                 .name = "dei",
1971                 .help = "drop eligible indicator",
1972                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1973                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1974                                                   tci, "\x10\x00")),
1975         },
1976         [ITEM_VLAN_VID] = {
1977                 .name = "vid",
1978                 .help = "VLAN identifier",
1979                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1980                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1981                                                   tci, "\x0f\xff")),
1982         },
1983         [ITEM_VLAN_INNER_TYPE] = {
1984                 .name = "inner_type",
1985                 .help = "inner EtherType",
1986                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1987                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vlan,
1988                                              inner_type)),
1989         },
1990         [ITEM_IPV4] = {
1991                 .name = "ipv4",
1992                 .help = "match IPv4 header",
1993                 .priv = PRIV_ITEM(IPV4, sizeof(struct rte_flow_item_ipv4)),
1994                 .next = NEXT(item_ipv4),
1995                 .call = parse_vc,
1996         },
1997         [ITEM_IPV4_TOS] = {
1998                 .name = "tos",
1999                 .help = "type of service",
2000                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
2001                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
2002                                              hdr.type_of_service)),
2003         },
2004         [ITEM_IPV4_TTL] = {
2005                 .name = "ttl",
2006                 .help = "time to live",
2007                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
2008                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
2009                                              hdr.time_to_live)),
2010         },
2011         [ITEM_IPV4_PROTO] = {
2012                 .name = "proto",
2013                 .help = "next protocol ID",
2014                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
2015                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
2016                                              hdr.next_proto_id)),
2017         },
2018         [ITEM_IPV4_SRC] = {
2019                 .name = "src",
2020                 .help = "source address",
2021                 .next = NEXT(item_ipv4, NEXT_ENTRY(IPV4_ADDR), item_param),
2022                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
2023                                              hdr.src_addr)),
2024         },
2025         [ITEM_IPV4_DST] = {
2026                 .name = "dst",
2027                 .help = "destination address",
2028                 .next = NEXT(item_ipv4, NEXT_ENTRY(IPV4_ADDR), item_param),
2029                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
2030                                              hdr.dst_addr)),
2031         },
2032         [ITEM_IPV6] = {
2033                 .name = "ipv6",
2034                 .help = "match IPv6 header",
2035                 .priv = PRIV_ITEM(IPV6, sizeof(struct rte_flow_item_ipv6)),
2036                 .next = NEXT(item_ipv6),
2037                 .call = parse_vc,
2038         },
2039         [ITEM_IPV6_TC] = {
2040                 .name = "tc",
2041                 .help = "traffic class",
2042                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2043                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_ipv6,
2044                                                   hdr.vtc_flow,
2045                                                   "\x0f\xf0\x00\x00")),
2046         },
2047         [ITEM_IPV6_FLOW] = {
2048                 .name = "flow",
2049                 .help = "flow label",
2050                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2051                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_ipv6,
2052                                                   hdr.vtc_flow,
2053                                                   "\x00\x0f\xff\xff")),
2054         },
2055         [ITEM_IPV6_PROTO] = {
2056                 .name = "proto",
2057                 .help = "protocol (next header)",
2058                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2059                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2060                                              hdr.proto)),
2061         },
2062         [ITEM_IPV6_HOP] = {
2063                 .name = "hop",
2064                 .help = "hop limit",
2065                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2066                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2067                                              hdr.hop_limits)),
2068         },
2069         [ITEM_IPV6_SRC] = {
2070                 .name = "src",
2071                 .help = "source address",
2072                 .next = NEXT(item_ipv6, NEXT_ENTRY(IPV6_ADDR), item_param),
2073                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2074                                              hdr.src_addr)),
2075         },
2076         [ITEM_IPV6_DST] = {
2077                 .name = "dst",
2078                 .help = "destination address",
2079                 .next = NEXT(item_ipv6, NEXT_ENTRY(IPV6_ADDR), item_param),
2080                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2081                                              hdr.dst_addr)),
2082         },
2083         [ITEM_ICMP] = {
2084                 .name = "icmp",
2085                 .help = "match ICMP header",
2086                 .priv = PRIV_ITEM(ICMP, sizeof(struct rte_flow_item_icmp)),
2087                 .next = NEXT(item_icmp),
2088                 .call = parse_vc,
2089         },
2090         [ITEM_ICMP_TYPE] = {
2091                 .name = "type",
2092                 .help = "ICMP packet type",
2093                 .next = NEXT(item_icmp, NEXT_ENTRY(UNSIGNED), item_param),
2094                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp,
2095                                              hdr.icmp_type)),
2096         },
2097         [ITEM_ICMP_CODE] = {
2098                 .name = "code",
2099                 .help = "ICMP packet code",
2100                 .next = NEXT(item_icmp, NEXT_ENTRY(UNSIGNED), item_param),
2101                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp,
2102                                              hdr.icmp_code)),
2103         },
2104         [ITEM_UDP] = {
2105                 .name = "udp",
2106                 .help = "match UDP header",
2107                 .priv = PRIV_ITEM(UDP, sizeof(struct rte_flow_item_udp)),
2108                 .next = NEXT(item_udp),
2109                 .call = parse_vc,
2110         },
2111         [ITEM_UDP_SRC] = {
2112                 .name = "src",
2113                 .help = "UDP source port",
2114                 .next = NEXT(item_udp, NEXT_ENTRY(UNSIGNED), item_param),
2115                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_udp,
2116                                              hdr.src_port)),
2117         },
2118         [ITEM_UDP_DST] = {
2119                 .name = "dst",
2120                 .help = "UDP destination port",
2121                 .next = NEXT(item_udp, NEXT_ENTRY(UNSIGNED), item_param),
2122                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_udp,
2123                                              hdr.dst_port)),
2124         },
2125         [ITEM_TCP] = {
2126                 .name = "tcp",
2127                 .help = "match TCP header",
2128                 .priv = PRIV_ITEM(TCP, sizeof(struct rte_flow_item_tcp)),
2129                 .next = NEXT(item_tcp),
2130                 .call = parse_vc,
2131         },
2132         [ITEM_TCP_SRC] = {
2133                 .name = "src",
2134                 .help = "TCP source port",
2135                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2136                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2137                                              hdr.src_port)),
2138         },
2139         [ITEM_TCP_DST] = {
2140                 .name = "dst",
2141                 .help = "TCP destination port",
2142                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2143                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2144                                              hdr.dst_port)),
2145         },
2146         [ITEM_TCP_FLAGS] = {
2147                 .name = "flags",
2148                 .help = "TCP flags",
2149                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2150                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2151                                              hdr.tcp_flags)),
2152         },
2153         [ITEM_SCTP] = {
2154                 .name = "sctp",
2155                 .help = "match SCTP header",
2156                 .priv = PRIV_ITEM(SCTP, sizeof(struct rte_flow_item_sctp)),
2157                 .next = NEXT(item_sctp),
2158                 .call = parse_vc,
2159         },
2160         [ITEM_SCTP_SRC] = {
2161                 .name = "src",
2162                 .help = "SCTP source port",
2163                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2164                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2165                                              hdr.src_port)),
2166         },
2167         [ITEM_SCTP_DST] = {
2168                 .name = "dst",
2169                 .help = "SCTP destination port",
2170                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2171                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2172                                              hdr.dst_port)),
2173         },
2174         [ITEM_SCTP_TAG] = {
2175                 .name = "tag",
2176                 .help = "validation tag",
2177                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2178                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2179                                              hdr.tag)),
2180         },
2181         [ITEM_SCTP_CKSUM] = {
2182                 .name = "cksum",
2183                 .help = "checksum",
2184                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2185                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2186                                              hdr.cksum)),
2187         },
2188         [ITEM_VXLAN] = {
2189                 .name = "vxlan",
2190                 .help = "match VXLAN header",
2191                 .priv = PRIV_ITEM(VXLAN, sizeof(struct rte_flow_item_vxlan)),
2192                 .next = NEXT(item_vxlan),
2193                 .call = parse_vc,
2194         },
2195         [ITEM_VXLAN_VNI] = {
2196                 .name = "vni",
2197                 .help = "VXLAN identifier",
2198                 .next = NEXT(item_vxlan, NEXT_ENTRY(UNSIGNED), item_param),
2199                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vxlan, vni)),
2200         },
2201         [ITEM_E_TAG] = {
2202                 .name = "e_tag",
2203                 .help = "match E-Tag header",
2204                 .priv = PRIV_ITEM(E_TAG, sizeof(struct rte_flow_item_e_tag)),
2205                 .next = NEXT(item_e_tag),
2206                 .call = parse_vc,
2207         },
2208         [ITEM_E_TAG_GRP_ECID_B] = {
2209                 .name = "grp_ecid_b",
2210                 .help = "GRP and E-CID base",
2211                 .next = NEXT(item_e_tag, NEXT_ENTRY(UNSIGNED), item_param),
2212                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_e_tag,
2213                                                   rsvd_grp_ecid_b,
2214                                                   "\x3f\xff")),
2215         },
2216         [ITEM_NVGRE] = {
2217                 .name = "nvgre",
2218                 .help = "match NVGRE header",
2219                 .priv = PRIV_ITEM(NVGRE, sizeof(struct rte_flow_item_nvgre)),
2220                 .next = NEXT(item_nvgre),
2221                 .call = parse_vc,
2222         },
2223         [ITEM_NVGRE_TNI] = {
2224                 .name = "tni",
2225                 .help = "virtual subnet ID",
2226                 .next = NEXT(item_nvgre, NEXT_ENTRY(UNSIGNED), item_param),
2227                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_nvgre, tni)),
2228         },
2229         [ITEM_MPLS] = {
2230                 .name = "mpls",
2231                 .help = "match MPLS header",
2232                 .priv = PRIV_ITEM(MPLS, sizeof(struct rte_flow_item_mpls)),
2233                 .next = NEXT(item_mpls),
2234                 .call = parse_vc,
2235         },
2236         [ITEM_MPLS_LABEL] = {
2237                 .name = "label",
2238                 .help = "MPLS label",
2239                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2240                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2241                                                   label_tc_s,
2242                                                   "\xff\xff\xf0")),
2243         },
2244         [ITEM_MPLS_TC] = {
2245                 .name = "tc",
2246                 .help = "MPLS Traffic Class",
2247                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2248                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2249                                                   label_tc_s,
2250                                                   "\x00\x00\x0e")),
2251         },
2252         [ITEM_MPLS_S] = {
2253                 .name = "s",
2254                 .help = "MPLS Bottom-of-Stack",
2255                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2256                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2257                                                   label_tc_s,
2258                                                   "\x00\x00\x01")),
2259         },
2260         [ITEM_GRE] = {
2261                 .name = "gre",
2262                 .help = "match GRE header",
2263                 .priv = PRIV_ITEM(GRE, sizeof(struct rte_flow_item_gre)),
2264                 .next = NEXT(item_gre),
2265                 .call = parse_vc,
2266         },
2267         [ITEM_GRE_PROTO] = {
2268                 .name = "protocol",
2269                 .help = "GRE protocol type",
2270                 .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
2271                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
2272                                              protocol)),
2273         },
2274         [ITEM_GRE_C_RSVD0_VER] = {
2275                 .name = "c_rsvd0_ver",
2276                 .help =
2277                         "checksum (1b), undefined (1b), key bit (1b),"
2278                         " sequence number (1b), reserved 0 (9b),"
2279                         " version (3b)",
2280                 .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
2281                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
2282                                              c_rsvd0_ver)),
2283         },
2284         [ITEM_GRE_C_BIT] = {
2285                 .name = "c_bit",
2286                 .help = "checksum bit (C)",
2287                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2288                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2289                                                   c_rsvd0_ver,
2290                                                   "\x80\x00\x00\x00")),
2291         },
2292         [ITEM_GRE_S_BIT] = {
2293                 .name = "s_bit",
2294                 .help = "sequence number bit (S)",
2295                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2296                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2297                                                   c_rsvd0_ver,
2298                                                   "\x10\x00\x00\x00")),
2299         },
2300         [ITEM_GRE_K_BIT] = {
2301                 .name = "k_bit",
2302                 .help = "key bit (K)",
2303                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2304                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2305                                                   c_rsvd0_ver,
2306                                                   "\x20\x00\x00\x00")),
2307         },
2308         [ITEM_FUZZY] = {
2309                 .name = "fuzzy",
2310                 .help = "fuzzy pattern match, expect faster than default",
2311                 .priv = PRIV_ITEM(FUZZY,
2312                                 sizeof(struct rte_flow_item_fuzzy)),
2313                 .next = NEXT(item_fuzzy),
2314                 .call = parse_vc,
2315         },
2316         [ITEM_FUZZY_THRESH] = {
2317                 .name = "thresh",
2318                 .help = "match accuracy threshold",
2319                 .next = NEXT(item_fuzzy, NEXT_ENTRY(UNSIGNED), item_param),
2320                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_fuzzy,
2321                                         thresh)),
2322         },
2323         [ITEM_GTP] = {
2324                 .name = "gtp",
2325                 .help = "match GTP header",
2326                 .priv = PRIV_ITEM(GTP, sizeof(struct rte_flow_item_gtp)),
2327                 .next = NEXT(item_gtp),
2328                 .call = parse_vc,
2329         },
2330         [ITEM_GTP_MSG_TYPE] = {
2331                 .name = "msg_type",
2332                 .help = "GTP message type",
2333                 .next = NEXT(item_gtp, NEXT_ENTRY(UNSIGNED), item_param),
2334                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp,
2335                                              msg_type)),
2336         },
2337         [ITEM_GTP_TEID] = {
2338                 .name = "teid",
2339                 .help = "tunnel endpoint identifier",
2340                 .next = NEXT(item_gtp, NEXT_ENTRY(UNSIGNED), item_param),
2341                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp, teid)),
2342         },
2343         [ITEM_GTPC] = {
2344                 .name = "gtpc",
2345                 .help = "match GTP header",
2346                 .priv = PRIV_ITEM(GTPC, sizeof(struct rte_flow_item_gtp)),
2347                 .next = NEXT(item_gtp),
2348                 .call = parse_vc,
2349         },
2350         [ITEM_GTPU] = {
2351                 .name = "gtpu",
2352                 .help = "match GTP header",
2353                 .priv = PRIV_ITEM(GTPU, sizeof(struct rte_flow_item_gtp)),
2354                 .next = NEXT(item_gtp),
2355                 .call = parse_vc,
2356         },
2357         [ITEM_GENEVE] = {
2358                 .name = "geneve",
2359                 .help = "match GENEVE header",
2360                 .priv = PRIV_ITEM(GENEVE, sizeof(struct rte_flow_item_geneve)),
2361                 .next = NEXT(item_geneve),
2362                 .call = parse_vc,
2363         },
2364         [ITEM_GENEVE_VNI] = {
2365                 .name = "vni",
2366                 .help = "virtual network identifier",
2367                 .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
2368                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve, vni)),
2369         },
2370         [ITEM_GENEVE_PROTO] = {
2371                 .name = "protocol",
2372                 .help = "GENEVE protocol type",
2373                 .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
2374                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve,
2375                                              protocol)),
2376         },
2377         [ITEM_VXLAN_GPE] = {
2378                 .name = "vxlan-gpe",
2379                 .help = "match VXLAN-GPE header",
2380                 .priv = PRIV_ITEM(VXLAN_GPE,
2381                                   sizeof(struct rte_flow_item_vxlan_gpe)),
2382                 .next = NEXT(item_vxlan_gpe),
2383                 .call = parse_vc,
2384         },
2385         [ITEM_VXLAN_GPE_VNI] = {
2386                 .name = "vni",
2387                 .help = "VXLAN-GPE identifier",
2388                 .next = NEXT(item_vxlan_gpe, NEXT_ENTRY(UNSIGNED), item_param),
2389                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vxlan_gpe,
2390                                              vni)),
2391         },
2392         [ITEM_ARP_ETH_IPV4] = {
2393                 .name = "arp_eth_ipv4",
2394                 .help = "match ARP header for Ethernet/IPv4",
2395                 .priv = PRIV_ITEM(ARP_ETH_IPV4,
2396                                   sizeof(struct rte_flow_item_arp_eth_ipv4)),
2397                 .next = NEXT(item_arp_eth_ipv4),
2398                 .call = parse_vc,
2399         },
2400         [ITEM_ARP_ETH_IPV4_SHA] = {
2401                 .name = "sha",
2402                 .help = "sender hardware address",
2403                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(MAC_ADDR),
2404                              item_param),
2405                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2406                                              sha)),
2407         },
2408         [ITEM_ARP_ETH_IPV4_SPA] = {
2409                 .name = "spa",
2410                 .help = "sender IPv4 address",
2411                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(IPV4_ADDR),
2412                              item_param),
2413                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2414                                              spa)),
2415         },
2416         [ITEM_ARP_ETH_IPV4_THA] = {
2417                 .name = "tha",
2418                 .help = "target hardware address",
2419                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(MAC_ADDR),
2420                              item_param),
2421                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2422                                              tha)),
2423         },
2424         [ITEM_ARP_ETH_IPV4_TPA] = {
2425                 .name = "tpa",
2426                 .help = "target IPv4 address",
2427                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(IPV4_ADDR),
2428                              item_param),
2429                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2430                                              tpa)),
2431         },
2432         [ITEM_IPV6_EXT] = {
2433                 .name = "ipv6_ext",
2434                 .help = "match presence of any IPv6 extension header",
2435                 .priv = PRIV_ITEM(IPV6_EXT,
2436                                   sizeof(struct rte_flow_item_ipv6_ext)),
2437                 .next = NEXT(item_ipv6_ext),
2438                 .call = parse_vc,
2439         },
2440         [ITEM_IPV6_EXT_NEXT_HDR] = {
2441                 .name = "next_hdr",
2442                 .help = "next header",
2443                 .next = NEXT(item_ipv6_ext, NEXT_ENTRY(UNSIGNED), item_param),
2444                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_ext,
2445                                              next_hdr)),
2446         },
2447         [ITEM_ICMP6] = {
2448                 .name = "icmp6",
2449                 .help = "match any ICMPv6 header",
2450                 .priv = PRIV_ITEM(ICMP6, sizeof(struct rte_flow_item_icmp6)),
2451                 .next = NEXT(item_icmp6),
2452                 .call = parse_vc,
2453         },
2454         [ITEM_ICMP6_TYPE] = {
2455                 .name = "type",
2456                 .help = "ICMPv6 type",
2457                 .next = NEXT(item_icmp6, NEXT_ENTRY(UNSIGNED), item_param),
2458                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6,
2459                                              type)),
2460         },
2461         [ITEM_ICMP6_CODE] = {
2462                 .name = "code",
2463                 .help = "ICMPv6 code",
2464                 .next = NEXT(item_icmp6, NEXT_ENTRY(UNSIGNED), item_param),
2465                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6,
2466                                              code)),
2467         },
2468         [ITEM_ICMP6_ND_NS] = {
2469                 .name = "icmp6_nd_ns",
2470                 .help = "match ICMPv6 neighbor discovery solicitation",
2471                 .priv = PRIV_ITEM(ICMP6_ND_NS,
2472                                   sizeof(struct rte_flow_item_icmp6_nd_ns)),
2473                 .next = NEXT(item_icmp6_nd_ns),
2474                 .call = parse_vc,
2475         },
2476         [ITEM_ICMP6_ND_NS_TARGET_ADDR] = {
2477                 .name = "target_addr",
2478                 .help = "target address",
2479                 .next = NEXT(item_icmp6_nd_ns, NEXT_ENTRY(IPV6_ADDR),
2480                              item_param),
2481                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_ns,
2482                                              target_addr)),
2483         },
2484         [ITEM_ICMP6_ND_NA] = {
2485                 .name = "icmp6_nd_na",
2486                 .help = "match ICMPv6 neighbor discovery advertisement",
2487                 .priv = PRIV_ITEM(ICMP6_ND_NA,
2488                                   sizeof(struct rte_flow_item_icmp6_nd_na)),
2489                 .next = NEXT(item_icmp6_nd_na),
2490                 .call = parse_vc,
2491         },
2492         [ITEM_ICMP6_ND_NA_TARGET_ADDR] = {
2493                 .name = "target_addr",
2494                 .help = "target address",
2495                 .next = NEXT(item_icmp6_nd_na, NEXT_ENTRY(IPV6_ADDR),
2496                              item_param),
2497                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_na,
2498                                              target_addr)),
2499         },
2500         [ITEM_ICMP6_ND_OPT] = {
2501                 .name = "icmp6_nd_opt",
2502                 .help = "match presence of any ICMPv6 neighbor discovery"
2503                         " option",
2504                 .priv = PRIV_ITEM(ICMP6_ND_OPT,
2505                                   sizeof(struct rte_flow_item_icmp6_nd_opt)),
2506                 .next = NEXT(item_icmp6_nd_opt),
2507                 .call = parse_vc,
2508         },
2509         [ITEM_ICMP6_ND_OPT_TYPE] = {
2510                 .name = "type",
2511                 .help = "ND option type",
2512                 .next = NEXT(item_icmp6_nd_opt, NEXT_ENTRY(UNSIGNED),
2513                              item_param),
2514                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_opt,
2515                                              type)),
2516         },
2517         [ITEM_ICMP6_ND_OPT_SLA_ETH] = {
2518                 .name = "icmp6_nd_opt_sla_eth",
2519                 .help = "match ICMPv6 neighbor discovery source Ethernet"
2520                         " link-layer address option",
2521                 .priv = PRIV_ITEM
2522                         (ICMP6_ND_OPT_SLA_ETH,
2523                          sizeof(struct rte_flow_item_icmp6_nd_opt_sla_eth)),
2524                 .next = NEXT(item_icmp6_nd_opt_sla_eth),
2525                 .call = parse_vc,
2526         },
2527         [ITEM_ICMP6_ND_OPT_SLA_ETH_SLA] = {
2528                 .name = "sla",
2529                 .help = "source Ethernet LLA",
2530                 .next = NEXT(item_icmp6_nd_opt_sla_eth, NEXT_ENTRY(MAC_ADDR),
2531                              item_param),
2532                 .args = ARGS(ARGS_ENTRY_HTON
2533                              (struct rte_flow_item_icmp6_nd_opt_sla_eth, sla)),
2534         },
2535         [ITEM_ICMP6_ND_OPT_TLA_ETH] = {
2536                 .name = "icmp6_nd_opt_tla_eth",
2537                 .help = "match ICMPv6 neighbor discovery target Ethernet"
2538                         " link-layer address option",
2539                 .priv = PRIV_ITEM
2540                         (ICMP6_ND_OPT_TLA_ETH,
2541                          sizeof(struct rte_flow_item_icmp6_nd_opt_tla_eth)),
2542                 .next = NEXT(item_icmp6_nd_opt_tla_eth),
2543                 .call = parse_vc,
2544         },
2545         [ITEM_ICMP6_ND_OPT_TLA_ETH_TLA] = {
2546                 .name = "tla",
2547                 .help = "target Ethernet LLA",
2548                 .next = NEXT(item_icmp6_nd_opt_tla_eth, NEXT_ENTRY(MAC_ADDR),
2549                              item_param),
2550                 .args = ARGS(ARGS_ENTRY_HTON
2551                              (struct rte_flow_item_icmp6_nd_opt_tla_eth, tla)),
2552         },
2553         [ITEM_META] = {
2554                 .name = "meta",
2555                 .help = "match metadata header",
2556                 .priv = PRIV_ITEM(META, sizeof(struct rte_flow_item_meta)),
2557                 .next = NEXT(item_meta),
2558                 .call = parse_vc,
2559         },
2560         [ITEM_META_DATA] = {
2561                 .name = "data",
2562                 .help = "metadata value",
2563                 .next = NEXT(item_meta, NEXT_ENTRY(UNSIGNED), item_param),
2564                 .args = ARGS(ARGS_ENTRY_MASK(struct rte_flow_item_meta,
2565                                              data, "\xff\xff\xff\xff")),
2566         },
2567         [ITEM_GRE_KEY] = {
2568                 .name = "gre_key",
2569                 .help = "match GRE key",
2570                 .priv = PRIV_ITEM(GRE_KEY, sizeof(rte_be32_t)),
2571                 .next = NEXT(item_gre_key),
2572                 .call = parse_vc,
2573         },
2574         [ITEM_GRE_KEY_VALUE] = {
2575                 .name = "value",
2576                 .help = "key value",
2577                 .next = NEXT(item_gre_key, NEXT_ENTRY(UNSIGNED), item_param),
2578                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
2579         },
2580         [ITEM_GTP_PSC] = {
2581                 .name = "gtp_psc",
2582                 .help = "match GTP extension header with type 0x85",
2583                 .priv = PRIV_ITEM(GTP_PSC,
2584                                 sizeof(struct rte_flow_item_gtp_psc)),
2585                 .next = NEXT(item_gtp_psc),
2586                 .call = parse_vc,
2587         },
2588         [ITEM_GTP_PSC_QFI] = {
2589                 .name = "qfi",
2590                 .help = "QoS flow identifier",
2591                 .next = NEXT(item_gtp_psc, NEXT_ENTRY(UNSIGNED), item_param),
2592                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp_psc,
2593                                         qfi)),
2594         },
2595         [ITEM_GTP_PSC_PDU_T] = {
2596                 .name = "pdu_t",
2597                 .help = "PDU type",
2598                 .next = NEXT(item_gtp_psc, NEXT_ENTRY(UNSIGNED), item_param),
2599                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp_psc,
2600                                         pdu_type)),
2601         },
2602         [ITEM_PPPOES] = {
2603                 .name = "pppoes",
2604                 .help = "match PPPoE session header",
2605                 .priv = PRIV_ITEM(PPPOES, sizeof(struct rte_flow_item_pppoe)),
2606                 .next = NEXT(item_pppoes),
2607                 .call = parse_vc,
2608         },
2609         [ITEM_PPPOED] = {
2610                 .name = "pppoed",
2611                 .help = "match PPPoE discovery header",
2612                 .priv = PRIV_ITEM(PPPOED, sizeof(struct rte_flow_item_pppoe)),
2613                 .next = NEXT(item_pppoed),
2614                 .call = parse_vc,
2615         },
2616         [ITEM_PPPOE_SEID] = {
2617                 .name = "seid",
2618                 .help = "session identifier",
2619                 .next = NEXT(item_pppoes, NEXT_ENTRY(UNSIGNED), item_param),
2620                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_pppoe,
2621                                         session_id)),
2622         },
2623         [ITEM_PPPOE_PROTO_ID] = {
2624                 .name = "proto_id",
2625                 .help = "match PPPoE session protocol identifier",
2626                 .priv = PRIV_ITEM(PPPOE_PROTO_ID,
2627                                 sizeof(struct rte_flow_item_pppoe_proto_id)),
2628                 .next = NEXT(item_pppoe_proto_id),
2629                 .call = parse_vc,
2630         },
2631         [ITEM_HIGIG2] = {
2632                 .name = "higig2",
2633                 .help = "matches higig2 header",
2634                 .priv = PRIV_ITEM(HIGIG2,
2635                                 sizeof(struct rte_flow_item_higig2_hdr)),
2636                 .next = NEXT(item_higig2),
2637                 .call = parse_vc,
2638         },
2639         [ITEM_HIGIG2_CLASSIFICATION] = {
2640                 .name = "classification",
2641                 .help = "matches classification of higig2 header",
2642                 .next = NEXT(item_higig2, NEXT_ENTRY(UNSIGNED), item_param),
2643                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_higig2_hdr,
2644                                         hdr.ppt1.classification)),
2645         },
2646         [ITEM_HIGIG2_VID] = {
2647                 .name = "vid",
2648                 .help = "matches vid of higig2 header",
2649                 .next = NEXT(item_higig2, NEXT_ENTRY(UNSIGNED), item_param),
2650                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_higig2_hdr,
2651                                         hdr.ppt1.vid)),
2652         },
2653         [ITEM_TAG] = {
2654                 .name = "tag",
2655                 .help = "match tag value",
2656                 .priv = PRIV_ITEM(TAG, sizeof(struct rte_flow_item_tag)),
2657                 .next = NEXT(item_tag),
2658                 .call = parse_vc,
2659         },
2660         [ITEM_TAG_DATA] = {
2661                 .name = "data",
2662                 .help = "tag value to match",
2663                 .next = NEXT(item_tag, NEXT_ENTRY(UNSIGNED), item_param),
2664                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_tag, data)),
2665         },
2666         [ITEM_TAG_INDEX] = {
2667                 .name = "index",
2668                 .help = "index of tag array to match",
2669                 .next = NEXT(item_tag, NEXT_ENTRY(UNSIGNED),
2670                              NEXT_ENTRY(ITEM_PARAM_IS)),
2671                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_tag, index)),
2672         },
2673         [ITEM_L2TPV3OIP] = {
2674                 .name = "l2tpv3oip",
2675                 .help = "match L2TPv3 over IP header",
2676                 .priv = PRIV_ITEM(L2TPV3OIP,
2677                                   sizeof(struct rte_flow_item_l2tpv3oip)),
2678                 .next = NEXT(item_l2tpv3oip),
2679                 .call = parse_vc,
2680         },
2681         [ITEM_L2TPV3OIP_SESSION_ID] = {
2682                 .name = "session_id",
2683                 .help = "session identifier",
2684                 .next = NEXT(item_l2tpv3oip, NEXT_ENTRY(UNSIGNED), item_param),
2685                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_l2tpv3oip,
2686                                              session_id)),
2687         },
2688         [ITEM_ESP] = {
2689                 .name = "esp",
2690                 .help = "match ESP header",
2691                 .priv = PRIV_ITEM(ESP, sizeof(struct rte_flow_item_esp)),
2692                 .next = NEXT(item_esp),
2693                 .call = parse_vc,
2694         },
2695         [ITEM_ESP_SPI] = {
2696                 .name = "spi",
2697                 .help = "security policy index",
2698                 .next = NEXT(item_esp, NEXT_ENTRY(UNSIGNED), item_param),
2699                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_esp,
2700                                 hdr.spi)),
2701         },
2702         /* Validate/create actions. */
2703         [ACTIONS] = {
2704                 .name = "actions",
2705                 .help = "submit a list of associated actions",
2706                 .next = NEXT(next_action),
2707                 .call = parse_vc,
2708         },
2709         [ACTION_NEXT] = {
2710                 .name = "/",
2711                 .help = "specify next action",
2712                 .next = NEXT(next_action),
2713         },
2714         [ACTION_END] = {
2715                 .name = "end",
2716                 .help = "end list of actions",
2717                 .priv = PRIV_ACTION(END, 0),
2718                 .call = parse_vc,
2719         },
2720         [ACTION_VOID] = {
2721                 .name = "void",
2722                 .help = "no-op action",
2723                 .priv = PRIV_ACTION(VOID, 0),
2724                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2725                 .call = parse_vc,
2726         },
2727         [ACTION_PASSTHRU] = {
2728                 .name = "passthru",
2729                 .help = "let subsequent rule process matched packets",
2730                 .priv = PRIV_ACTION(PASSTHRU, 0),
2731                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2732                 .call = parse_vc,
2733         },
2734         [ACTION_JUMP] = {
2735                 .name = "jump",
2736                 .help = "redirect traffic to a given group",
2737                 .priv = PRIV_ACTION(JUMP, sizeof(struct rte_flow_action_jump)),
2738                 .next = NEXT(action_jump),
2739                 .call = parse_vc,
2740         },
2741         [ACTION_JUMP_GROUP] = {
2742                 .name = "group",
2743                 .help = "group to redirect traffic to",
2744                 .next = NEXT(action_jump, NEXT_ENTRY(UNSIGNED)),
2745                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_jump, group)),
2746                 .call = parse_vc_conf,
2747         },
2748         [ACTION_MARK] = {
2749                 .name = "mark",
2750                 .help = "attach 32 bit value to packets",
2751                 .priv = PRIV_ACTION(MARK, sizeof(struct rte_flow_action_mark)),
2752                 .next = NEXT(action_mark),
2753                 .call = parse_vc,
2754         },
2755         [ACTION_MARK_ID] = {
2756                 .name = "id",
2757                 .help = "32 bit value to return with packets",
2758                 .next = NEXT(action_mark, NEXT_ENTRY(UNSIGNED)),
2759                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_mark, id)),
2760                 .call = parse_vc_conf,
2761         },
2762         [ACTION_FLAG] = {
2763                 .name = "flag",
2764                 .help = "flag packets",
2765                 .priv = PRIV_ACTION(FLAG, 0),
2766                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2767                 .call = parse_vc,
2768         },
2769         [ACTION_QUEUE] = {
2770                 .name = "queue",
2771                 .help = "assign packets to a given queue index",
2772                 .priv = PRIV_ACTION(QUEUE,
2773                                     sizeof(struct rte_flow_action_queue)),
2774                 .next = NEXT(action_queue),
2775                 .call = parse_vc,
2776         },
2777         [ACTION_QUEUE_INDEX] = {
2778                 .name = "index",
2779                 .help = "queue index to use",
2780                 .next = NEXT(action_queue, NEXT_ENTRY(UNSIGNED)),
2781                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_queue, index)),
2782                 .call = parse_vc_conf,
2783         },
2784         [ACTION_DROP] = {
2785                 .name = "drop",
2786                 .help = "drop packets (note: passthru has priority)",
2787                 .priv = PRIV_ACTION(DROP, 0),
2788                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2789                 .call = parse_vc,
2790         },
2791         [ACTION_COUNT] = {
2792                 .name = "count",
2793                 .help = "enable counters for this rule",
2794                 .priv = PRIV_ACTION(COUNT,
2795                                     sizeof(struct rte_flow_action_count)),
2796                 .next = NEXT(action_count),
2797                 .call = parse_vc,
2798         },
2799         [ACTION_COUNT_ID] = {
2800                 .name = "identifier",
2801                 .help = "counter identifier to use",
2802                 .next = NEXT(action_count, NEXT_ENTRY(UNSIGNED)),
2803                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_count, id)),
2804                 .call = parse_vc_conf,
2805         },
2806         [ACTION_COUNT_SHARED] = {
2807                 .name = "shared",
2808                 .help = "shared counter",
2809                 .next = NEXT(action_count, NEXT_ENTRY(BOOLEAN)),
2810                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_count,
2811                                            shared, 1)),
2812                 .call = parse_vc_conf,
2813         },
2814         [ACTION_RSS] = {
2815                 .name = "rss",
2816                 .help = "spread packets among several queues",
2817                 .priv = PRIV_ACTION(RSS, sizeof(struct action_rss_data)),
2818                 .next = NEXT(action_rss),
2819                 .call = parse_vc_action_rss,
2820         },
2821         [ACTION_RSS_FUNC] = {
2822                 .name = "func",
2823                 .help = "RSS hash function to apply",
2824                 .next = NEXT(action_rss,
2825                              NEXT_ENTRY(ACTION_RSS_FUNC_DEFAULT,
2826                                         ACTION_RSS_FUNC_TOEPLITZ,
2827                                         ACTION_RSS_FUNC_SIMPLE_XOR,
2828                                         ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ)),
2829         },
2830         [ACTION_RSS_FUNC_DEFAULT] = {
2831                 .name = "default",
2832                 .help = "default hash function",
2833                 .call = parse_vc_action_rss_func,
2834         },
2835         [ACTION_RSS_FUNC_TOEPLITZ] = {
2836                 .name = "toeplitz",
2837                 .help = "Toeplitz hash function",
2838                 .call = parse_vc_action_rss_func,
2839         },
2840         [ACTION_RSS_FUNC_SIMPLE_XOR] = {
2841                 .name = "simple_xor",
2842                 .help = "simple XOR hash function",
2843                 .call = parse_vc_action_rss_func,
2844         },
2845         [ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ] = {
2846                 .name = "symmetric_toeplitz",
2847                 .help = "Symmetric Toeplitz hash function",
2848                 .call = parse_vc_action_rss_func,
2849         },
2850         [ACTION_RSS_LEVEL] = {
2851                 .name = "level",
2852                 .help = "encapsulation level for \"types\"",
2853                 .next = NEXT(action_rss, NEXT_ENTRY(UNSIGNED)),
2854                 .args = ARGS(ARGS_ENTRY_ARB
2855                              (offsetof(struct action_rss_data, conf) +
2856                               offsetof(struct rte_flow_action_rss, level),
2857                               sizeof(((struct rte_flow_action_rss *)0)->
2858                                      level))),
2859         },
2860         [ACTION_RSS_TYPES] = {
2861                 .name = "types",
2862                 .help = "specific RSS hash types",
2863                 .next = NEXT(action_rss, NEXT_ENTRY(ACTION_RSS_TYPE)),
2864         },
2865         [ACTION_RSS_TYPE] = {
2866                 .name = "{type}",
2867                 .help = "RSS hash type",
2868                 .call = parse_vc_action_rss_type,
2869                 .comp = comp_vc_action_rss_type,
2870         },
2871         [ACTION_RSS_KEY] = {
2872                 .name = "key",
2873                 .help = "RSS hash key",
2874                 .next = NEXT(action_rss, NEXT_ENTRY(HEX)),
2875                 .args = ARGS(ARGS_ENTRY_ARB(0, 0),
2876                              ARGS_ENTRY_ARB
2877                              (offsetof(struct action_rss_data, conf) +
2878                               offsetof(struct rte_flow_action_rss, key_len),
2879                               sizeof(((struct rte_flow_action_rss *)0)->
2880                                      key_len)),
2881                              ARGS_ENTRY(struct action_rss_data, key)),
2882         },
2883         [ACTION_RSS_KEY_LEN] = {
2884                 .name = "key_len",
2885                 .help = "RSS hash key length in bytes",
2886                 .next = NEXT(action_rss, NEXT_ENTRY(UNSIGNED)),
2887                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
2888                              (offsetof(struct action_rss_data, conf) +
2889                               offsetof(struct rte_flow_action_rss, key_len),
2890                               sizeof(((struct rte_flow_action_rss *)0)->
2891                                      key_len),
2892                               0,
2893                               RSS_HASH_KEY_LENGTH)),
2894         },
2895         [ACTION_RSS_QUEUES] = {
2896                 .name = "queues",
2897                 .help = "queue indices to use",
2898                 .next = NEXT(action_rss, NEXT_ENTRY(ACTION_RSS_QUEUE)),
2899                 .call = parse_vc_conf,
2900         },
2901         [ACTION_RSS_QUEUE] = {
2902                 .name = "{queue}",
2903                 .help = "queue index",
2904                 .call = parse_vc_action_rss_queue,
2905                 .comp = comp_vc_action_rss_queue,
2906         },
2907         [ACTION_PF] = {
2908                 .name = "pf",
2909                 .help = "direct traffic to physical function",
2910                 .priv = PRIV_ACTION(PF, 0),
2911                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2912                 .call = parse_vc,
2913         },
2914         [ACTION_VF] = {
2915                 .name = "vf",
2916                 .help = "direct traffic to a virtual function ID",
2917                 .priv = PRIV_ACTION(VF, sizeof(struct rte_flow_action_vf)),
2918                 .next = NEXT(action_vf),
2919                 .call = parse_vc,
2920         },
2921         [ACTION_VF_ORIGINAL] = {
2922                 .name = "original",
2923                 .help = "use original VF ID if possible",
2924                 .next = NEXT(action_vf, NEXT_ENTRY(BOOLEAN)),
2925                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_vf,
2926                                            original, 1)),
2927                 .call = parse_vc_conf,
2928         },
2929         [ACTION_VF_ID] = {
2930                 .name = "id",
2931                 .help = "VF ID",
2932                 .next = NEXT(action_vf, NEXT_ENTRY(UNSIGNED)),
2933                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_vf, id)),
2934                 .call = parse_vc_conf,
2935         },
2936         [ACTION_PHY_PORT] = {
2937                 .name = "phy_port",
2938                 .help = "direct packets to physical port index",
2939                 .priv = PRIV_ACTION(PHY_PORT,
2940                                     sizeof(struct rte_flow_action_phy_port)),
2941                 .next = NEXT(action_phy_port),
2942                 .call = parse_vc,
2943         },
2944         [ACTION_PHY_PORT_ORIGINAL] = {
2945                 .name = "original",
2946                 .help = "use original port index if possible",
2947                 .next = NEXT(action_phy_port, NEXT_ENTRY(BOOLEAN)),
2948                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_phy_port,
2949                                            original, 1)),
2950                 .call = parse_vc_conf,
2951         },
2952         [ACTION_PHY_PORT_INDEX] = {
2953                 .name = "index",
2954                 .help = "physical port index",
2955                 .next = NEXT(action_phy_port, NEXT_ENTRY(UNSIGNED)),
2956                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_phy_port,
2957                                         index)),
2958                 .call = parse_vc_conf,
2959         },
2960         [ACTION_PORT_ID] = {
2961                 .name = "port_id",
2962                 .help = "direct matching traffic to a given DPDK port ID",
2963                 .priv = PRIV_ACTION(PORT_ID,
2964                                     sizeof(struct rte_flow_action_port_id)),
2965                 .next = NEXT(action_port_id),
2966                 .call = parse_vc,
2967         },
2968         [ACTION_PORT_ID_ORIGINAL] = {
2969                 .name = "original",
2970                 .help = "use original DPDK port ID if possible",
2971                 .next = NEXT(action_port_id, NEXT_ENTRY(BOOLEAN)),
2972                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_port_id,
2973                                            original, 1)),
2974                 .call = parse_vc_conf,
2975         },
2976         [ACTION_PORT_ID_ID] = {
2977                 .name = "id",
2978                 .help = "DPDK port ID",
2979                 .next = NEXT(action_port_id, NEXT_ENTRY(UNSIGNED)),
2980                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_port_id, id)),
2981                 .call = parse_vc_conf,
2982         },
2983         [ACTION_METER] = {
2984                 .name = "meter",
2985                 .help = "meter the directed packets at given id",
2986                 .priv = PRIV_ACTION(METER,
2987                                     sizeof(struct rte_flow_action_meter)),
2988                 .next = NEXT(action_meter),
2989                 .call = parse_vc,
2990         },
2991         [ACTION_METER_ID] = {
2992                 .name = "mtr_id",
2993                 .help = "meter id to use",
2994                 .next = NEXT(action_meter, NEXT_ENTRY(UNSIGNED)),
2995                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_meter, mtr_id)),
2996                 .call = parse_vc_conf,
2997         },
2998         [ACTION_OF_SET_MPLS_TTL] = {
2999                 .name = "of_set_mpls_ttl",
3000                 .help = "OpenFlow's OFPAT_SET_MPLS_TTL",
3001                 .priv = PRIV_ACTION
3002                         (OF_SET_MPLS_TTL,
3003                          sizeof(struct rte_flow_action_of_set_mpls_ttl)),
3004                 .next = NEXT(action_of_set_mpls_ttl),
3005                 .call = parse_vc,
3006         },
3007         [ACTION_OF_SET_MPLS_TTL_MPLS_TTL] = {
3008                 .name = "mpls_ttl",
3009                 .help = "MPLS TTL",
3010                 .next = NEXT(action_of_set_mpls_ttl, NEXT_ENTRY(UNSIGNED)),
3011                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_of_set_mpls_ttl,
3012                                         mpls_ttl)),
3013                 .call = parse_vc_conf,
3014         },
3015         [ACTION_OF_DEC_MPLS_TTL] = {
3016                 .name = "of_dec_mpls_ttl",
3017                 .help = "OpenFlow's OFPAT_DEC_MPLS_TTL",
3018                 .priv = PRIV_ACTION(OF_DEC_MPLS_TTL, 0),
3019                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3020                 .call = parse_vc,
3021         },
3022         [ACTION_OF_SET_NW_TTL] = {
3023                 .name = "of_set_nw_ttl",
3024                 .help = "OpenFlow's OFPAT_SET_NW_TTL",
3025                 .priv = PRIV_ACTION
3026                         (OF_SET_NW_TTL,
3027                          sizeof(struct rte_flow_action_of_set_nw_ttl)),
3028                 .next = NEXT(action_of_set_nw_ttl),
3029                 .call = parse_vc,
3030         },
3031         [ACTION_OF_SET_NW_TTL_NW_TTL] = {
3032                 .name = "nw_ttl",
3033                 .help = "IP TTL",
3034                 .next = NEXT(action_of_set_nw_ttl, NEXT_ENTRY(UNSIGNED)),
3035                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_of_set_nw_ttl,
3036                                         nw_ttl)),
3037                 .call = parse_vc_conf,
3038         },
3039         [ACTION_OF_DEC_NW_TTL] = {
3040                 .name = "of_dec_nw_ttl",
3041                 .help = "OpenFlow's OFPAT_DEC_NW_TTL",
3042                 .priv = PRIV_ACTION(OF_DEC_NW_TTL, 0),
3043                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3044                 .call = parse_vc,
3045         },
3046         [ACTION_OF_COPY_TTL_OUT] = {
3047                 .name = "of_copy_ttl_out",
3048                 .help = "OpenFlow's OFPAT_COPY_TTL_OUT",
3049                 .priv = PRIV_ACTION(OF_COPY_TTL_OUT, 0),
3050                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3051                 .call = parse_vc,
3052         },
3053         [ACTION_OF_COPY_TTL_IN] = {
3054                 .name = "of_copy_ttl_in",
3055                 .help = "OpenFlow's OFPAT_COPY_TTL_IN",
3056                 .priv = PRIV_ACTION(OF_COPY_TTL_IN, 0),
3057                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3058                 .call = parse_vc,
3059         },
3060         [ACTION_OF_POP_VLAN] = {
3061                 .name = "of_pop_vlan",
3062                 .help = "OpenFlow's OFPAT_POP_VLAN",
3063                 .priv = PRIV_ACTION(OF_POP_VLAN, 0),
3064                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3065                 .call = parse_vc,
3066         },
3067         [ACTION_OF_PUSH_VLAN] = {
3068                 .name = "of_push_vlan",
3069                 .help = "OpenFlow's OFPAT_PUSH_VLAN",
3070                 .priv = PRIV_ACTION
3071                         (OF_PUSH_VLAN,
3072                          sizeof(struct rte_flow_action_of_push_vlan)),
3073                 .next = NEXT(action_of_push_vlan),
3074                 .call = parse_vc,
3075         },
3076         [ACTION_OF_PUSH_VLAN_ETHERTYPE] = {
3077                 .name = "ethertype",
3078                 .help = "EtherType",
3079                 .next = NEXT(action_of_push_vlan, NEXT_ENTRY(UNSIGNED)),
3080                 .args = ARGS(ARGS_ENTRY_HTON
3081                              (struct rte_flow_action_of_push_vlan,
3082                               ethertype)),
3083                 .call = parse_vc_conf,
3084         },
3085         [ACTION_OF_SET_VLAN_VID] = {
3086                 .name = "of_set_vlan_vid",
3087                 .help = "OpenFlow's OFPAT_SET_VLAN_VID",
3088                 .priv = PRIV_ACTION
3089                         (OF_SET_VLAN_VID,
3090                          sizeof(struct rte_flow_action_of_set_vlan_vid)),
3091                 .next = NEXT(action_of_set_vlan_vid),
3092                 .call = parse_vc,
3093         },
3094         [ACTION_OF_SET_VLAN_VID_VLAN_VID] = {
3095                 .name = "vlan_vid",
3096                 .help = "VLAN id",
3097                 .next = NEXT(action_of_set_vlan_vid, NEXT_ENTRY(UNSIGNED)),
3098                 .args = ARGS(ARGS_ENTRY_HTON
3099                              (struct rte_flow_action_of_set_vlan_vid,
3100                               vlan_vid)),
3101                 .call = parse_vc_conf,
3102         },
3103         [ACTION_OF_SET_VLAN_PCP] = {
3104                 .name = "of_set_vlan_pcp",
3105                 .help = "OpenFlow's OFPAT_SET_VLAN_PCP",
3106                 .priv = PRIV_ACTION
3107                         (OF_SET_VLAN_PCP,
3108                          sizeof(struct rte_flow_action_of_set_vlan_pcp)),
3109                 .next = NEXT(action_of_set_vlan_pcp),
3110                 .call = parse_vc,
3111         },
3112         [ACTION_OF_SET_VLAN_PCP_VLAN_PCP] = {
3113                 .name = "vlan_pcp",
3114                 .help = "VLAN priority",
3115                 .next = NEXT(action_of_set_vlan_pcp, NEXT_ENTRY(UNSIGNED)),
3116                 .args = ARGS(ARGS_ENTRY_HTON
3117                              (struct rte_flow_action_of_set_vlan_pcp,
3118                               vlan_pcp)),
3119                 .call = parse_vc_conf,
3120         },
3121         [ACTION_OF_POP_MPLS] = {
3122                 .name = "of_pop_mpls",
3123                 .help = "OpenFlow's OFPAT_POP_MPLS",
3124                 .priv = PRIV_ACTION(OF_POP_MPLS,
3125                                     sizeof(struct rte_flow_action_of_pop_mpls)),
3126                 .next = NEXT(action_of_pop_mpls),
3127                 .call = parse_vc,
3128         },
3129         [ACTION_OF_POP_MPLS_ETHERTYPE] = {
3130                 .name = "ethertype",
3131                 .help = "EtherType",
3132                 .next = NEXT(action_of_pop_mpls, NEXT_ENTRY(UNSIGNED)),
3133                 .args = ARGS(ARGS_ENTRY_HTON
3134                              (struct rte_flow_action_of_pop_mpls,
3135                               ethertype)),
3136                 .call = parse_vc_conf,
3137         },
3138         [ACTION_OF_PUSH_MPLS] = {
3139                 .name = "of_push_mpls",
3140                 .help = "OpenFlow's OFPAT_PUSH_MPLS",
3141                 .priv = PRIV_ACTION
3142                         (OF_PUSH_MPLS,
3143                          sizeof(struct rte_flow_action_of_push_mpls)),
3144                 .next = NEXT(action_of_push_mpls),
3145                 .call = parse_vc,
3146         },
3147         [ACTION_OF_PUSH_MPLS_ETHERTYPE] = {
3148                 .name = "ethertype",
3149                 .help = "EtherType",
3150                 .next = NEXT(action_of_push_mpls, NEXT_ENTRY(UNSIGNED)),
3151                 .args = ARGS(ARGS_ENTRY_HTON
3152                              (struct rte_flow_action_of_push_mpls,
3153                               ethertype)),
3154                 .call = parse_vc_conf,
3155         },
3156         [ACTION_VXLAN_ENCAP] = {
3157                 .name = "vxlan_encap",
3158                 .help = "VXLAN encapsulation, uses configuration set by \"set"
3159                         " vxlan\"",
3160                 .priv = PRIV_ACTION(VXLAN_ENCAP,
3161                                     sizeof(struct action_vxlan_encap_data)),
3162                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3163                 .call = parse_vc_action_vxlan_encap,
3164         },
3165         [ACTION_VXLAN_DECAP] = {
3166                 .name = "vxlan_decap",
3167                 .help = "Performs a decapsulation action by stripping all"
3168                         " headers of the VXLAN tunnel network overlay from the"
3169                         " matched flow.",
3170                 .priv = PRIV_ACTION(VXLAN_DECAP, 0),
3171                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3172                 .call = parse_vc,
3173         },
3174         [ACTION_NVGRE_ENCAP] = {
3175                 .name = "nvgre_encap",
3176                 .help = "NVGRE encapsulation, uses configuration set by \"set"
3177                         " nvgre\"",
3178                 .priv = PRIV_ACTION(NVGRE_ENCAP,
3179                                     sizeof(struct action_nvgre_encap_data)),
3180                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3181                 .call = parse_vc_action_nvgre_encap,
3182         },
3183         [ACTION_NVGRE_DECAP] = {
3184                 .name = "nvgre_decap",
3185                 .help = "Performs a decapsulation action by stripping all"
3186                         " headers of the NVGRE tunnel network overlay from the"
3187                         " matched flow.",
3188                 .priv = PRIV_ACTION(NVGRE_DECAP, 0),
3189                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3190                 .call = parse_vc,
3191         },
3192         [ACTION_L2_ENCAP] = {
3193                 .name = "l2_encap",
3194                 .help = "l2 encap, uses configuration set by"
3195                         " \"set l2_encap\"",
3196                 .priv = PRIV_ACTION(RAW_ENCAP,
3197                                     sizeof(struct action_raw_encap_data)),
3198                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3199                 .call = parse_vc_action_l2_encap,
3200         },
3201         [ACTION_L2_DECAP] = {
3202                 .name = "l2_decap",
3203                 .help = "l2 decap, uses configuration set by"
3204                         " \"set l2_decap\"",
3205                 .priv = PRIV_ACTION(RAW_DECAP,
3206                                     sizeof(struct action_raw_decap_data)),
3207                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3208                 .call = parse_vc_action_l2_decap,
3209         },
3210         [ACTION_MPLSOGRE_ENCAP] = {
3211                 .name = "mplsogre_encap",
3212                 .help = "mplsogre encapsulation, uses configuration set by"
3213                         " \"set mplsogre_encap\"",
3214                 .priv = PRIV_ACTION(RAW_ENCAP,
3215                                     sizeof(struct action_raw_encap_data)),
3216                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3217                 .call = parse_vc_action_mplsogre_encap,
3218         },
3219         [ACTION_MPLSOGRE_DECAP] = {
3220                 .name = "mplsogre_decap",
3221                 .help = "mplsogre decapsulation, uses configuration set by"
3222                         " \"set mplsogre_decap\"",
3223                 .priv = PRIV_ACTION(RAW_DECAP,
3224                                     sizeof(struct action_raw_decap_data)),
3225                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3226                 .call = parse_vc_action_mplsogre_decap,
3227         },
3228         [ACTION_MPLSOUDP_ENCAP] = {
3229                 .name = "mplsoudp_encap",
3230                 .help = "mplsoudp encapsulation, uses configuration set by"
3231                         " \"set mplsoudp_encap\"",
3232                 .priv = PRIV_ACTION(RAW_ENCAP,
3233                                     sizeof(struct action_raw_encap_data)),
3234                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3235                 .call = parse_vc_action_mplsoudp_encap,
3236         },
3237         [ACTION_MPLSOUDP_DECAP] = {
3238                 .name = "mplsoudp_decap",
3239                 .help = "mplsoudp decapsulation, uses configuration set by"
3240                         " \"set mplsoudp_decap\"",
3241                 .priv = PRIV_ACTION(RAW_DECAP,
3242                                     sizeof(struct action_raw_decap_data)),
3243                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3244                 .call = parse_vc_action_mplsoudp_decap,
3245         },
3246         [ACTION_SET_IPV4_SRC] = {
3247                 .name = "set_ipv4_src",
3248                 .help = "Set a new IPv4 source address in the outermost"
3249                         " IPv4 header",
3250                 .priv = PRIV_ACTION(SET_IPV4_SRC,
3251                         sizeof(struct rte_flow_action_set_ipv4)),
3252                 .next = NEXT(action_set_ipv4_src),
3253                 .call = parse_vc,
3254         },
3255         [ACTION_SET_IPV4_SRC_IPV4_SRC] = {
3256                 .name = "ipv4_addr",
3257                 .help = "new IPv4 source address to set",
3258                 .next = NEXT(action_set_ipv4_src, NEXT_ENTRY(IPV4_ADDR)),
3259                 .args = ARGS(ARGS_ENTRY_HTON
3260                         (struct rte_flow_action_set_ipv4, ipv4_addr)),
3261                 .call = parse_vc_conf,
3262         },
3263         [ACTION_SET_IPV4_DST] = {
3264                 .name = "set_ipv4_dst",
3265                 .help = "Set a new IPv4 destination address in the outermost"
3266                         " IPv4 header",
3267                 .priv = PRIV_ACTION(SET_IPV4_DST,
3268                         sizeof(struct rte_flow_action_set_ipv4)),
3269                 .next = NEXT(action_set_ipv4_dst),
3270                 .call = parse_vc,
3271         },
3272         [ACTION_SET_IPV4_DST_IPV4_DST] = {
3273                 .name = "ipv4_addr",
3274                 .help = "new IPv4 destination address to set",
3275                 .next = NEXT(action_set_ipv4_dst, NEXT_ENTRY(IPV4_ADDR)),
3276                 .args = ARGS(ARGS_ENTRY_HTON
3277                         (struct rte_flow_action_set_ipv4, ipv4_addr)),
3278                 .call = parse_vc_conf,
3279         },
3280         [ACTION_SET_IPV6_SRC] = {
3281                 .name = "set_ipv6_src",
3282                 .help = "Set a new IPv6 source address in the outermost"
3283                         " IPv6 header",
3284                 .priv = PRIV_ACTION(SET_IPV6_SRC,
3285                         sizeof(struct rte_flow_action_set_ipv6)),
3286                 .next = NEXT(action_set_ipv6_src),
3287                 .call = parse_vc,
3288         },
3289         [ACTION_SET_IPV6_SRC_IPV6_SRC] = {
3290                 .name = "ipv6_addr",
3291                 .help = "new IPv6 source address to set",
3292                 .next = NEXT(action_set_ipv6_src, NEXT_ENTRY(IPV6_ADDR)),
3293                 .args = ARGS(ARGS_ENTRY_HTON
3294                         (struct rte_flow_action_set_ipv6, ipv6_addr)),
3295                 .call = parse_vc_conf,
3296         },
3297         [ACTION_SET_IPV6_DST] = {
3298                 .name = "set_ipv6_dst",
3299                 .help = "Set a new IPv6 destination address in the outermost"
3300                         " IPv6 header",
3301                 .priv = PRIV_ACTION(SET_IPV6_DST,
3302                         sizeof(struct rte_flow_action_set_ipv6)),
3303                 .next = NEXT(action_set_ipv6_dst),
3304                 .call = parse_vc,
3305         },
3306         [ACTION_SET_IPV6_DST_IPV6_DST] = {
3307                 .name = "ipv6_addr",
3308                 .help = "new IPv6 destination address to set",
3309                 .next = NEXT(action_set_ipv6_dst, NEXT_ENTRY(IPV6_ADDR)),
3310                 .args = ARGS(ARGS_ENTRY_HTON
3311                         (struct rte_flow_action_set_ipv6, ipv6_addr)),
3312                 .call = parse_vc_conf,
3313         },
3314         [ACTION_SET_TP_SRC] = {
3315                 .name = "set_tp_src",
3316                 .help = "set a new source port number in the outermost"
3317                         " TCP/UDP header",
3318                 .priv = PRIV_ACTION(SET_TP_SRC,
3319                         sizeof(struct rte_flow_action_set_tp)),
3320                 .next = NEXT(action_set_tp_src),
3321                 .call = parse_vc,
3322         },
3323         [ACTION_SET_TP_SRC_TP_SRC] = {
3324                 .name = "port",
3325                 .help = "new source port number to set",
3326                 .next = NEXT(action_set_tp_src, NEXT_ENTRY(UNSIGNED)),
3327                 .args = ARGS(ARGS_ENTRY_HTON
3328                              (struct rte_flow_action_set_tp, port)),
3329                 .call = parse_vc_conf,
3330         },
3331         [ACTION_SET_TP_DST] = {
3332                 .name = "set_tp_dst",
3333                 .help = "set a new destination port number in the outermost"
3334                         " TCP/UDP header",
3335                 .priv = PRIV_ACTION(SET_TP_DST,
3336                         sizeof(struct rte_flow_action_set_tp)),
3337                 .next = NEXT(action_set_tp_dst),
3338                 .call = parse_vc,
3339         },
3340         [ACTION_SET_TP_DST_TP_DST] = {
3341                 .name = "port",
3342                 .help = "new destination port number to set",
3343                 .next = NEXT(action_set_tp_dst, NEXT_ENTRY(UNSIGNED)),
3344                 .args = ARGS(ARGS_ENTRY_HTON
3345                              (struct rte_flow_action_set_tp, port)),
3346                 .call = parse_vc_conf,
3347         },
3348         [ACTION_MAC_SWAP] = {
3349                 .name = "mac_swap",
3350                 .help = "Swap the source and destination MAC addresses"
3351                         " in the outermost Ethernet header",
3352                 .priv = PRIV_ACTION(MAC_SWAP, 0),
3353                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3354                 .call = parse_vc,
3355         },
3356         [ACTION_DEC_TTL] = {
3357                 .name = "dec_ttl",
3358                 .help = "decrease network TTL if available",
3359                 .priv = PRIV_ACTION(DEC_TTL, 0),
3360                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3361                 .call = parse_vc,
3362         },
3363         [ACTION_SET_TTL] = {
3364                 .name = "set_ttl",
3365                 .help = "set ttl value",
3366                 .priv = PRIV_ACTION(SET_TTL,
3367                         sizeof(struct rte_flow_action_set_ttl)),
3368                 .next = NEXT(action_set_ttl),
3369                 .call = parse_vc,
3370         },
3371         [ACTION_SET_TTL_TTL] = {
3372                 .name = "ttl_value",
3373                 .help = "new ttl value to set",
3374                 .next = NEXT(action_set_ttl, NEXT_ENTRY(UNSIGNED)),
3375                 .args = ARGS(ARGS_ENTRY_HTON
3376                              (struct rte_flow_action_set_ttl, ttl_value)),
3377                 .call = parse_vc_conf,
3378         },
3379         [ACTION_SET_MAC_SRC] = {
3380                 .name = "set_mac_src",
3381                 .help = "set source mac address",
3382                 .priv = PRIV_ACTION(SET_MAC_SRC,
3383                         sizeof(struct rte_flow_action_set_mac)),
3384                 .next = NEXT(action_set_mac_src),
3385                 .call = parse_vc,
3386         },
3387         [ACTION_SET_MAC_SRC_MAC_SRC] = {
3388                 .name = "mac_addr",
3389                 .help = "new source mac address",
3390                 .next = NEXT(action_set_mac_src, NEXT_ENTRY(MAC_ADDR)),
3391                 .args = ARGS(ARGS_ENTRY_HTON
3392                              (struct rte_flow_action_set_mac, mac_addr)),
3393                 .call = parse_vc_conf,
3394         },
3395         [ACTION_SET_MAC_DST] = {
3396                 .name = "set_mac_dst",
3397                 .help = "set destination mac address",
3398                 .priv = PRIV_ACTION(SET_MAC_DST,
3399                         sizeof(struct rte_flow_action_set_mac)),
3400                 .next = NEXT(action_set_mac_dst),
3401                 .call = parse_vc,
3402         },
3403         [ACTION_SET_MAC_DST_MAC_DST] = {
3404                 .name = "mac_addr",
3405                 .help = "new destination mac address to set",
3406                 .next = NEXT(action_set_mac_dst, NEXT_ENTRY(MAC_ADDR)),
3407                 .args = ARGS(ARGS_ENTRY_HTON
3408                              (struct rte_flow_action_set_mac, mac_addr)),
3409                 .call = parse_vc_conf,
3410         },
3411         [ACTION_INC_TCP_SEQ] = {
3412                 .name = "inc_tcp_seq",
3413                 .help = "increase TCP sequence number",
3414                 .priv = PRIV_ACTION(INC_TCP_SEQ, sizeof(rte_be32_t)),
3415                 .next = NEXT(action_inc_tcp_seq),
3416                 .call = parse_vc,
3417         },
3418         [ACTION_INC_TCP_SEQ_VALUE] = {
3419                 .name = "value",
3420                 .help = "the value to increase TCP sequence number by",
3421                 .next = NEXT(action_inc_tcp_seq, NEXT_ENTRY(UNSIGNED)),
3422                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3423                 .call = parse_vc_conf,
3424         },
3425         [ACTION_DEC_TCP_SEQ] = {
3426                 .name = "dec_tcp_seq",
3427                 .help = "decrease TCP sequence number",
3428                 .priv = PRIV_ACTION(DEC_TCP_SEQ, sizeof(rte_be32_t)),
3429                 .next = NEXT(action_dec_tcp_seq),
3430                 .call = parse_vc,
3431         },
3432         [ACTION_DEC_TCP_SEQ_VALUE] = {
3433                 .name = "value",
3434                 .help = "the value to decrease TCP sequence number by",
3435                 .next = NEXT(action_dec_tcp_seq, NEXT_ENTRY(UNSIGNED)),
3436                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3437                 .call = parse_vc_conf,
3438         },
3439         [ACTION_INC_TCP_ACK] = {
3440                 .name = "inc_tcp_ack",
3441                 .help = "increase TCP acknowledgment number",
3442                 .priv = PRIV_ACTION(INC_TCP_ACK, sizeof(rte_be32_t)),
3443                 .next = NEXT(action_inc_tcp_ack),
3444                 .call = parse_vc,
3445         },
3446         [ACTION_INC_TCP_ACK_VALUE] = {
3447                 .name = "value",
3448                 .help = "the value to increase TCP acknowledgment number by",
3449                 .next = NEXT(action_inc_tcp_ack, NEXT_ENTRY(UNSIGNED)),
3450                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3451                 .call = parse_vc_conf,
3452         },
3453         [ACTION_DEC_TCP_ACK] = {
3454                 .name = "dec_tcp_ack",
3455                 .help = "decrease TCP acknowledgment number",
3456                 .priv = PRIV_ACTION(DEC_TCP_ACK, sizeof(rte_be32_t)),
3457                 .next = NEXT(action_dec_tcp_ack),
3458                 .call = parse_vc,
3459         },
3460         [ACTION_DEC_TCP_ACK_VALUE] = {
3461                 .name = "value",
3462                 .help = "the value to decrease TCP acknowledgment number by",
3463                 .next = NEXT(action_dec_tcp_ack, NEXT_ENTRY(UNSIGNED)),
3464                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3465                 .call = parse_vc_conf,
3466         },
3467         [ACTION_RAW_ENCAP] = {
3468                 .name = "raw_encap",
3469                 .help = "encapsulation data, defined by set raw_encap",
3470                 .priv = PRIV_ACTION(RAW_ENCAP,
3471                         sizeof(struct action_raw_encap_data)),
3472                 .next = NEXT(action_raw_encap),
3473                 .call = parse_vc_action_raw_encap,
3474         },
3475         [ACTION_RAW_ENCAP_INDEX] = {
3476                 .name = "index",
3477                 .help = "the index of raw_encap_confs",
3478                 .next = NEXT(NEXT_ENTRY(ACTION_RAW_ENCAP_INDEX_VALUE)),
3479         },
3480         [ACTION_RAW_ENCAP_INDEX_VALUE] = {
3481                 .name = "{index}",
3482                 .type = "UNSIGNED",
3483                 .help = "unsigned integer value",
3484                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3485                 .call = parse_vc_action_raw_encap_index,
3486                 .comp = comp_set_raw_index,
3487         },
3488         [ACTION_RAW_DECAP] = {
3489                 .name = "raw_decap",
3490                 .help = "decapsulation data, defined by set raw_encap",
3491                 .priv = PRIV_ACTION(RAW_DECAP,
3492                         sizeof(struct action_raw_decap_data)),
3493                 .next = NEXT(action_raw_decap),
3494                 .call = parse_vc_action_raw_decap,
3495         },
3496         [ACTION_RAW_DECAP_INDEX] = {
3497                 .name = "index",
3498                 .help = "the index of raw_encap_confs",
3499                 .next = NEXT(NEXT_ENTRY(ACTION_RAW_DECAP_INDEX_VALUE)),
3500         },
3501         [ACTION_RAW_DECAP_INDEX_VALUE] = {
3502                 .name = "{index}",
3503                 .type = "UNSIGNED",
3504                 .help = "unsigned integer value",
3505                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3506                 .call = parse_vc_action_raw_decap_index,
3507                 .comp = comp_set_raw_index,
3508         },
3509         /* Top level command. */
3510         [SET] = {
3511                 .name = "set",
3512                 .help = "set raw encap/decap data",
3513                 .type = "set raw_encap|raw_decap <index> <pattern>",
3514                 .next = NEXT(NEXT_ENTRY
3515                              (SET_RAW_ENCAP,
3516                               SET_RAW_DECAP)),
3517                 .call = parse_set_init,
3518         },
3519         /* Sub-level commands. */
3520         [SET_RAW_ENCAP] = {
3521                 .name = "raw_encap",
3522                 .help = "set raw encap data",
3523                 .next = NEXT(next_set_raw),
3524                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
3525                                 (offsetof(struct buffer, port),
3526                                  sizeof(((struct buffer *)0)->port),
3527                                  0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
3528                 .call = parse_set_raw_encap_decap,
3529         },
3530         [SET_RAW_DECAP] = {
3531                 .name = "raw_decap",
3532                 .help = "set raw decap data",
3533                 .next = NEXT(next_set_raw),
3534                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
3535                                 (offsetof(struct buffer, port),
3536                                  sizeof(((struct buffer *)0)->port),
3537                                  0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
3538                 .call = parse_set_raw_encap_decap,
3539         },
3540         [SET_RAW_INDEX] = {
3541                 .name = "{index}",
3542                 .type = "UNSIGNED",
3543                 .help = "index of raw_encap/raw_decap data",
3544                 .next = NEXT(next_item),
3545                 .call = parse_port,
3546         },
3547         [ACTION_SET_TAG] = {
3548                 .name = "set_tag",
3549                 .help = "set tag",
3550                 .priv = PRIV_ACTION(SET_TAG,
3551                         sizeof(struct rte_flow_action_set_tag)),
3552                 .next = NEXT(action_set_tag),
3553                 .call = parse_vc,
3554         },
3555         [ACTION_SET_TAG_INDEX] = {
3556                 .name = "index",
3557                 .help = "index of tag array",
3558                 .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
3559                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_set_tag, index)),
3560                 .call = parse_vc_conf,
3561         },
3562         [ACTION_SET_TAG_DATA] = {
3563                 .name = "data",
3564                 .help = "tag value",
3565                 .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
3566                 .args = ARGS(ARGS_ENTRY
3567                              (struct rte_flow_action_set_tag, data)),
3568                 .call = parse_vc_conf,
3569         },
3570         [ACTION_SET_TAG_MASK] = {
3571                 .name = "mask",
3572                 .help = "mask for tag value",
3573                 .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
3574                 .args = ARGS(ARGS_ENTRY
3575                              (struct rte_flow_action_set_tag, mask)),
3576                 .call = parse_vc_conf,
3577         },
3578         [ACTION_SET_META] = {
3579                 .name = "set_meta",
3580                 .help = "set metadata",
3581                 .priv = PRIV_ACTION(SET_META,
3582                         sizeof(struct rte_flow_action_set_meta)),
3583                 .next = NEXT(action_set_meta),
3584                 .call = parse_vc_action_set_meta,
3585         },
3586         [ACTION_SET_META_DATA] = {
3587                 .name = "data",
3588                 .help = "metadata value",
3589                 .next = NEXT(action_set_meta, NEXT_ENTRY(UNSIGNED)),
3590                 .args = ARGS(ARGS_ENTRY
3591                              (struct rte_flow_action_set_meta, data)),
3592                 .call = parse_vc_conf,
3593         },
3594         [ACTION_SET_META_MASK] = {
3595                 .name = "mask",
3596                 .help = "mask for metadata value",
3597                 .next = NEXT(action_set_meta, NEXT_ENTRY(UNSIGNED)),
3598                 .args = ARGS(ARGS_ENTRY
3599                              (struct rte_flow_action_set_meta, mask)),
3600                 .call = parse_vc_conf,
3601         },
3602         [ACTION_SET_IPV4_DSCP] = {
3603                 .name = "set_ipv4_dscp",
3604                 .help = "set DSCP value",
3605                 .priv = PRIV_ACTION(SET_IPV4_DSCP,
3606                         sizeof(struct rte_flow_action_set_dscp)),
3607                 .next = NEXT(action_set_ipv4_dscp),
3608                 .call = parse_vc,
3609         },
3610         [ACTION_SET_IPV4_DSCP_VALUE] = {
3611                 .name = "dscp_value",
3612                 .help = "new IPv4 DSCP value to set",
3613                 .next = NEXT(action_set_ipv4_dscp, NEXT_ENTRY(UNSIGNED)),
3614                 .args = ARGS(ARGS_ENTRY
3615                              (struct rte_flow_action_set_dscp, dscp)),
3616                 .call = parse_vc_conf,
3617         },
3618         [ACTION_SET_IPV6_DSCP] = {
3619                 .name = "set_ipv6_dscp",
3620                 .help = "set DSCP value",
3621                 .priv = PRIV_ACTION(SET_IPV6_DSCP,
3622                         sizeof(struct rte_flow_action_set_dscp)),
3623                 .next = NEXT(action_set_ipv6_dscp),
3624                 .call = parse_vc,
3625         },
3626         [ACTION_SET_IPV6_DSCP_VALUE] = {
3627                 .name = "dscp_value",
3628                 .help = "new IPv6 DSCP value to set",
3629                 .next = NEXT(action_set_ipv6_dscp, NEXT_ENTRY(UNSIGNED)),
3630                 .args = ARGS(ARGS_ENTRY
3631                              (struct rte_flow_action_set_dscp, dscp)),
3632                 .call = parse_vc_conf,
3633         },
3634 };
3635
3636 /** Remove and return last entry from argument stack. */
3637 static const struct arg *
3638 pop_args(struct context *ctx)
3639 {
3640         return ctx->args_num ? ctx->args[--ctx->args_num] : NULL;
3641 }
3642
3643 /** Add entry on top of the argument stack. */
3644 static int
3645 push_args(struct context *ctx, const struct arg *arg)
3646 {
3647         if (ctx->args_num == CTX_STACK_SIZE)
3648                 return -1;
3649         ctx->args[ctx->args_num++] = arg;
3650         return 0;
3651 }
3652
3653 /** Spread value into buffer according to bit-mask. */
3654 static size_t
3655 arg_entry_bf_fill(void *dst, uintmax_t val, const struct arg *arg)
3656 {
3657         uint32_t i = arg->size;
3658         uint32_t end = 0;
3659         int sub = 1;
3660         int add = 0;
3661         size_t len = 0;
3662
3663         if (!arg->mask)
3664                 return 0;
3665 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
3666         if (!arg->hton) {
3667                 i = 0;
3668                 end = arg->size;
3669                 sub = 0;
3670                 add = 1;
3671         }
3672 #endif
3673         while (i != end) {
3674                 unsigned int shift = 0;
3675                 uint8_t *buf = (uint8_t *)dst + arg->offset + (i -= sub);
3676
3677                 for (shift = 0; arg->mask[i] >> shift; ++shift) {
3678                         if (!(arg->mask[i] & (1 << shift)))
3679                                 continue;
3680                         ++len;
3681                         if (!dst)
3682                                 continue;
3683                         *buf &= ~(1 << shift);
3684                         *buf |= (val & 1) << shift;
3685                         val >>= 1;
3686                 }
3687                 i += add;
3688         }
3689         return len;
3690 }
3691
3692 /** Compare a string with a partial one of a given length. */
3693 static int
3694 strcmp_partial(const char *full, const char *partial, size_t partial_len)
3695 {
3696         int r = strncmp(full, partial, partial_len);
3697
3698         if (r)
3699                 return r;
3700         if (strlen(full) <= partial_len)
3701                 return 0;
3702         return full[partial_len];
3703 }
3704
3705 /**
3706  * Parse a prefix length and generate a bit-mask.
3707  *
3708  * Last argument (ctx->args) is retrieved to determine mask size, storage
3709  * location and whether the result must use network byte ordering.
3710  */
3711 static int
3712 parse_prefix(struct context *ctx, const struct token *token,
3713              const char *str, unsigned int len,
3714              void *buf, unsigned int size)
3715 {
3716         const struct arg *arg = pop_args(ctx);
3717         static const uint8_t conv[] = "\x00\x80\xc0\xe0\xf0\xf8\xfc\xfe\xff";
3718         char *end;
3719         uintmax_t u;
3720         unsigned int bytes;
3721         unsigned int extra;
3722
3723         (void)token;
3724         /* Argument is expected. */
3725         if (!arg)
3726                 return -1;
3727         errno = 0;
3728         u = strtoumax(str, &end, 0);
3729         if (errno || (size_t)(end - str) != len)
3730                 goto error;
3731         if (arg->mask) {
3732                 uintmax_t v = 0;
3733
3734                 extra = arg_entry_bf_fill(NULL, 0, arg);
3735                 if (u > extra)
3736                         goto error;
3737                 if (!ctx->object)
3738                         return len;
3739                 extra -= u;
3740                 while (u--)
3741                         (v <<= 1, v |= 1);
3742                 v <<= extra;
3743                 if (!arg_entry_bf_fill(ctx->object, v, arg) ||
3744                     !arg_entry_bf_fill(ctx->objmask, -1, arg))
3745                         goto error;
3746                 return len;
3747         }
3748         bytes = u / 8;
3749         extra = u % 8;
3750         size = arg->size;
3751         if (bytes > size || bytes + !!extra > size)
3752                 goto error;
3753         if (!ctx->object)
3754                 return len;
3755         buf = (uint8_t *)ctx->object + arg->offset;
3756 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
3757         if (!arg->hton) {
3758                 memset((uint8_t *)buf + size - bytes, 0xff, bytes);
3759                 memset(buf, 0x00, size - bytes);
3760                 if (extra)
3761                         ((uint8_t *)buf)[size - bytes - 1] = conv[extra];
3762         } else
3763 #endif
3764         {
3765                 memset(buf, 0xff, bytes);
3766                 memset((uint8_t *)buf + bytes, 0x00, size - bytes);
3767                 if (extra)
3768                         ((uint8_t *)buf)[bytes] = conv[extra];
3769         }
3770         if (ctx->objmask)
3771                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
3772         return len;
3773 error:
3774         push_args(ctx, arg);
3775         return -1;
3776 }
3777
3778 /** Default parsing function for token name matching. */
3779 static int
3780 parse_default(struct context *ctx, const struct token *token,
3781               const char *str, unsigned int len,
3782               void *buf, unsigned int size)
3783 {
3784         (void)ctx;
3785         (void)buf;
3786         (void)size;
3787         if (strcmp_partial(token->name, str, len))
3788                 return -1;
3789         return len;
3790 }
3791
3792 /** Parse flow command, initialize output buffer for subsequent tokens. */
3793 static int
3794 parse_init(struct context *ctx, const struct token *token,
3795            const char *str, unsigned int len,
3796            void *buf, unsigned int size)
3797 {
3798         struct buffer *out = buf;
3799
3800         /* Token name must match. */
3801         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3802                 return -1;
3803         /* Nothing else to do if there is no buffer. */
3804         if (!out)
3805                 return len;
3806         /* Make sure buffer is large enough. */
3807         if (size < sizeof(*out))
3808                 return -1;
3809         /* Initialize buffer. */
3810         memset(out, 0x00, sizeof(*out));
3811         memset((uint8_t *)out + sizeof(*out), 0x22, size - sizeof(*out));
3812         ctx->objdata = 0;
3813         ctx->object = out;
3814         ctx->objmask = NULL;
3815         return len;
3816 }
3817
3818 /** Parse tokens for validate/create commands. */
3819 static int
3820 parse_vc(struct context *ctx, const struct token *token,
3821          const char *str, unsigned int len,
3822          void *buf, unsigned int size)
3823 {
3824         struct buffer *out = buf;
3825         uint8_t *data;
3826         uint32_t data_size;
3827
3828         /* Token name must match. */
3829         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3830                 return -1;
3831         /* Nothing else to do if there is no buffer. */
3832         if (!out)
3833                 return len;
3834         if (!out->command) {
3835                 if (ctx->curr != VALIDATE && ctx->curr != CREATE)
3836                         return -1;
3837                 if (sizeof(*out) > size)
3838                         return -1;
3839                 out->command = ctx->curr;
3840                 ctx->objdata = 0;
3841                 ctx->object = out;
3842                 ctx->objmask = NULL;
3843                 out->args.vc.data = (uint8_t *)out + size;
3844                 return len;
3845         }
3846         ctx->objdata = 0;
3847         ctx->object = &out->args.vc.attr;
3848         ctx->objmask = NULL;
3849         switch (ctx->curr) {
3850         case GROUP:
3851         case PRIORITY:
3852                 return len;
3853         case INGRESS:
3854                 out->args.vc.attr.ingress = 1;
3855                 return len;
3856         case EGRESS:
3857                 out->args.vc.attr.egress = 1;
3858                 return len;
3859         case TRANSFER:
3860                 out->args.vc.attr.transfer = 1;
3861                 return len;
3862         case PATTERN:
3863                 out->args.vc.pattern =
3864                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
3865                                                sizeof(double));
3866                 ctx->object = out->args.vc.pattern;
3867                 ctx->objmask = NULL;
3868                 return len;
3869         case ACTIONS:
3870                 out->args.vc.actions =
3871                         (void *)RTE_ALIGN_CEIL((uintptr_t)
3872                                                (out->args.vc.pattern +
3873                                                 out->args.vc.pattern_n),
3874                                                sizeof(double));
3875                 ctx->object = out->args.vc.actions;
3876                 ctx->objmask = NULL;
3877                 return len;
3878         default:
3879                 if (!token->priv)
3880                         return -1;
3881                 break;
3882         }
3883         if (!out->args.vc.actions) {
3884                 const struct parse_item_priv *priv = token->priv;
3885                 struct rte_flow_item *item =
3886                         out->args.vc.pattern + out->args.vc.pattern_n;
3887
3888                 data_size = priv->size * 3; /* spec, last, mask */
3889                 data = (void *)RTE_ALIGN_FLOOR((uintptr_t)
3890                                                (out->args.vc.data - data_size),
3891                                                sizeof(double));
3892                 if ((uint8_t *)item + sizeof(*item) > data)
3893                         return -1;
3894                 *item = (struct rte_flow_item){
3895                         .type = priv->type,
3896                 };
3897                 ++out->args.vc.pattern_n;
3898                 ctx->object = item;
3899                 ctx->objmask = NULL;
3900         } else {
3901                 const struct parse_action_priv *priv = token->priv;
3902                 struct rte_flow_action *action =
3903                         out->args.vc.actions + out->args.vc.actions_n;
3904
3905                 data_size = priv->size; /* configuration */
3906                 data = (void *)RTE_ALIGN_FLOOR((uintptr_t)
3907                                                (out->args.vc.data - data_size),
3908                                                sizeof(double));
3909                 if ((uint8_t *)action + sizeof(*action) > data)
3910                         return -1;
3911                 *action = (struct rte_flow_action){
3912                         .type = priv->type,
3913                         .conf = data_size ? data : NULL,
3914                 };
3915                 ++out->args.vc.actions_n;
3916                 ctx->object = action;
3917                 ctx->objmask = NULL;
3918         }
3919         memset(data, 0, data_size);
3920         out->args.vc.data = data;
3921         ctx->objdata = data_size;
3922         return len;
3923 }
3924
3925 /** Parse pattern item parameter type. */
3926 static int
3927 parse_vc_spec(struct context *ctx, const struct token *token,
3928               const char *str, unsigned int len,
3929               void *buf, unsigned int size)
3930 {
3931         struct buffer *out = buf;
3932         struct rte_flow_item *item;
3933         uint32_t data_size;
3934         int index;
3935         int objmask = 0;
3936
3937         (void)size;
3938         /* Token name must match. */
3939         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3940                 return -1;
3941         /* Parse parameter types. */
3942         switch (ctx->curr) {
3943                 static const enum index prefix[] = NEXT_ENTRY(PREFIX);
3944
3945         case ITEM_PARAM_IS:
3946                 index = 0;
3947                 objmask = 1;
3948                 break;
3949         case ITEM_PARAM_SPEC:
3950                 index = 0;
3951                 break;
3952         case ITEM_PARAM_LAST:
3953                 index = 1;
3954                 break;
3955         case ITEM_PARAM_PREFIX:
3956                 /* Modify next token to expect a prefix. */
3957                 if (ctx->next_num < 2)
3958                         return -1;
3959                 ctx->next[ctx->next_num - 2] = prefix;
3960                 /* Fall through. */
3961         case ITEM_PARAM_MASK:
3962                 index = 2;
3963                 break;
3964         default:
3965                 return -1;
3966         }
3967         /* Nothing else to do if there is no buffer. */
3968         if (!out)
3969                 return len;
3970         if (!out->args.vc.pattern_n)
3971                 return -1;
3972         item = &out->args.vc.pattern[out->args.vc.pattern_n - 1];
3973         data_size = ctx->objdata / 3; /* spec, last, mask */
3974         /* Point to selected object. */
3975         ctx->object = out->args.vc.data + (data_size * index);
3976         if (objmask) {
3977                 ctx->objmask = out->args.vc.data + (data_size * 2); /* mask */
3978                 item->mask = ctx->objmask;
3979         } else
3980                 ctx->objmask = NULL;
3981         /* Update relevant item pointer. */
3982         *((const void **[]){ &item->spec, &item->last, &item->mask })[index] =
3983                 ctx->object;
3984         return len;
3985 }
3986
3987 /** Parse action configuration field. */
3988 static int
3989 parse_vc_conf(struct context *ctx, const struct token *token,
3990               const char *str, unsigned int len,
3991               void *buf, unsigned int size)
3992 {
3993         struct buffer *out = buf;
3994
3995         (void)size;
3996         /* Token name must match. */
3997         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3998                 return -1;
3999         /* Nothing else to do if there is no buffer. */
4000         if (!out)
4001                 return len;
4002         /* Point to selected object. */
4003         ctx->object = out->args.vc.data;
4004         ctx->objmask = NULL;
4005         return len;
4006 }
4007
4008 /** Parse RSS action. */
4009 static int
4010 parse_vc_action_rss(struct context *ctx, const struct token *token,
4011                     const char *str, unsigned int len,
4012                     void *buf, unsigned int size)
4013 {
4014         struct buffer *out = buf;
4015         struct rte_flow_action *action;
4016         struct action_rss_data *action_rss_data;
4017         unsigned int i;
4018         int ret;
4019
4020         ret = parse_vc(ctx, token, str, len, buf, size);
4021         if (ret < 0)
4022                 return ret;
4023         /* Nothing else to do if there is no buffer. */
4024         if (!out)
4025                 return ret;
4026         if (!out->args.vc.actions_n)
4027                 return -1;
4028         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4029         /* Point to selected object. */
4030         ctx->object = out->args.vc.data;
4031         ctx->objmask = NULL;
4032         /* Set up default configuration. */
4033         action_rss_data = ctx->object;
4034         *action_rss_data = (struct action_rss_data){
4035                 .conf = (struct rte_flow_action_rss){
4036                         .func = RTE_ETH_HASH_FUNCTION_DEFAULT,
4037                         .level = 0,
4038                         .types = rss_hf,
4039                         .key_len = sizeof(action_rss_data->key),
4040                         .queue_num = RTE_MIN(nb_rxq, ACTION_RSS_QUEUE_NUM),
4041                         .key = action_rss_data->key,
4042                         .queue = action_rss_data->queue,
4043                 },
4044                 .key = "testpmd's default RSS hash key, "
4045                         "override it for better balancing",
4046                 .queue = { 0 },
4047         };
4048         for (i = 0; i < action_rss_data->conf.queue_num; ++i)
4049                 action_rss_data->queue[i] = i;
4050         if (!port_id_is_invalid(ctx->port, DISABLED_WARN) &&
4051             ctx->port != (portid_t)RTE_PORT_ALL) {
4052                 struct rte_eth_dev_info info;
4053                 int ret2;
4054
4055                 ret2 = rte_eth_dev_info_get(ctx->port, &info);
4056                 if (ret2 != 0)
4057                         return ret2;
4058
4059                 action_rss_data->conf.key_len =
4060                         RTE_MIN(sizeof(action_rss_data->key),
4061                                 info.hash_key_size);
4062         }
4063         action->conf = &action_rss_data->conf;
4064         return ret;
4065 }
4066
4067 /**
4068  * Parse func field for RSS action.
4069  *
4070  * The RTE_ETH_HASH_FUNCTION_* value to assign is derived from the
4071  * ACTION_RSS_FUNC_* index that called this function.
4072  */
4073 static int
4074 parse_vc_action_rss_func(struct context *ctx, const struct token *token,
4075                          const char *str, unsigned int len,
4076                          void *buf, unsigned int size)
4077 {
4078         struct action_rss_data *action_rss_data;
4079         enum rte_eth_hash_function func;
4080
4081         (void)buf;
4082         (void)size;
4083         /* Token name must match. */
4084         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
4085                 return -1;
4086         switch (ctx->curr) {
4087         case ACTION_RSS_FUNC_DEFAULT:
4088                 func = RTE_ETH_HASH_FUNCTION_DEFAULT;
4089                 break;
4090         case ACTION_RSS_FUNC_TOEPLITZ:
4091                 func = RTE_ETH_HASH_FUNCTION_TOEPLITZ;
4092                 break;
4093         case ACTION_RSS_FUNC_SIMPLE_XOR:
4094                 func = RTE_ETH_HASH_FUNCTION_SIMPLE_XOR;
4095                 break;
4096         case ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ:
4097                 func = RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ;
4098                 break;
4099         default:
4100                 return -1;
4101         }
4102         if (!ctx->object)
4103                 return len;
4104         action_rss_data = ctx->object;
4105         action_rss_data->conf.func = func;
4106         return len;
4107 }
4108
4109 /**
4110  * Parse type field for RSS action.
4111  *
4112  * Valid tokens are type field names and the "end" token.
4113  */
4114 static int
4115 parse_vc_action_rss_type(struct context *ctx, const struct token *token,
4116                           const char *str, unsigned int len,
4117                           void *buf, unsigned int size)
4118 {
4119         static const enum index next[] = NEXT_ENTRY(ACTION_RSS_TYPE);
4120         struct action_rss_data *action_rss_data;
4121         unsigned int i;
4122
4123         (void)token;
4124         (void)buf;
4125         (void)size;
4126         if (ctx->curr != ACTION_RSS_TYPE)
4127                 return -1;
4128         if (!(ctx->objdata >> 16) && ctx->object) {
4129                 action_rss_data = ctx->object;
4130                 action_rss_data->conf.types = 0;
4131         }
4132         if (!strcmp_partial("end", str, len)) {
4133                 ctx->objdata &= 0xffff;
4134                 return len;
4135         }
4136         for (i = 0; rss_type_table[i].str; ++i)
4137                 if (!strcmp_partial(rss_type_table[i].str, str, len))
4138                         break;
4139         if (!rss_type_table[i].str)
4140                 return -1;
4141         ctx->objdata = 1 << 16 | (ctx->objdata & 0xffff);
4142         /* Repeat token. */
4143         if (ctx->next_num == RTE_DIM(ctx->next))
4144                 return -1;
4145         ctx->next[ctx->next_num++] = next;
4146         if (!ctx->object)
4147                 return len;
4148         action_rss_data = ctx->object;
4149         action_rss_data->conf.types |= rss_type_table[i].rss_type;
4150         return len;
4151 }
4152
4153 /**
4154  * Parse queue field for RSS action.
4155  *
4156  * Valid tokens are queue indices and the "end" token.
4157  */
4158 static int
4159 parse_vc_action_rss_queue(struct context *ctx, const struct token *token,
4160                           const char *str, unsigned int len,
4161                           void *buf, unsigned int size)
4162 {
4163         static const enum index next[] = NEXT_ENTRY(ACTION_RSS_QUEUE);
4164         struct action_rss_data *action_rss_data;
4165         const struct arg *arg;
4166         int ret;
4167         int i;
4168
4169         (void)token;
4170         (void)buf;
4171         (void)size;
4172         if (ctx->curr != ACTION_RSS_QUEUE)
4173                 return -1;
4174         i = ctx->objdata >> 16;
4175         if (!strcmp_partial("end", str, len)) {
4176                 ctx->objdata &= 0xffff;
4177                 goto end;
4178         }
4179         if (i >= ACTION_RSS_QUEUE_NUM)
4180                 return -1;
4181         arg = ARGS_ENTRY_ARB(offsetof(struct action_rss_data, queue) +
4182                              i * sizeof(action_rss_data->queue[i]),
4183                              sizeof(action_rss_data->queue[i]));
4184         if (push_args(ctx, arg))
4185                 return -1;
4186         ret = parse_int(ctx, token, str, len, NULL, 0);
4187         if (ret < 0) {
4188                 pop_args(ctx);
4189                 return -1;
4190         }
4191         ++i;
4192         ctx->objdata = i << 16 | (ctx->objdata & 0xffff);
4193         /* Repeat token. */
4194         if (ctx->next_num == RTE_DIM(ctx->next))
4195                 return -1;
4196         ctx->next[ctx->next_num++] = next;
4197 end:
4198         if (!ctx->object)
4199                 return len;
4200         action_rss_data = ctx->object;
4201         action_rss_data->conf.queue_num = i;
4202         action_rss_data->conf.queue = i ? action_rss_data->queue : NULL;
4203         return len;
4204 }
4205
4206 /** Parse VXLAN encap action. */
4207 static int
4208 parse_vc_action_vxlan_encap(struct context *ctx, const struct token *token,
4209                             const char *str, unsigned int len,
4210                             void *buf, unsigned int size)
4211 {
4212         struct buffer *out = buf;
4213         struct rte_flow_action *action;
4214         struct action_vxlan_encap_data *action_vxlan_encap_data;
4215         int ret;
4216
4217         ret = parse_vc(ctx, token, str, len, buf, size);
4218         if (ret < 0)
4219                 return ret;
4220         /* Nothing else to do if there is no buffer. */
4221         if (!out)
4222                 return ret;
4223         if (!out->args.vc.actions_n)
4224                 return -1;
4225         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4226         /* Point to selected object. */
4227         ctx->object = out->args.vc.data;
4228         ctx->objmask = NULL;
4229         /* Set up default configuration. */
4230         action_vxlan_encap_data = ctx->object;
4231         *action_vxlan_encap_data = (struct action_vxlan_encap_data){
4232                 .conf = (struct rte_flow_action_vxlan_encap){
4233                         .definition = action_vxlan_encap_data->items,
4234                 },
4235                 .items = {
4236                         {
4237                                 .type = RTE_FLOW_ITEM_TYPE_ETH,
4238                                 .spec = &action_vxlan_encap_data->item_eth,
4239                                 .mask = &rte_flow_item_eth_mask,
4240                         },
4241                         {
4242                                 .type = RTE_FLOW_ITEM_TYPE_VLAN,
4243                                 .spec = &action_vxlan_encap_data->item_vlan,
4244                                 .mask = &rte_flow_item_vlan_mask,
4245                         },
4246                         {
4247                                 .type = RTE_FLOW_ITEM_TYPE_IPV4,
4248                                 .spec = &action_vxlan_encap_data->item_ipv4,
4249                                 .mask = &rte_flow_item_ipv4_mask,
4250                         },
4251                         {
4252                                 .type = RTE_FLOW_ITEM_TYPE_UDP,
4253                                 .spec = &action_vxlan_encap_data->item_udp,
4254                                 .mask = &rte_flow_item_udp_mask,
4255                         },
4256                         {
4257                                 .type = RTE_FLOW_ITEM_TYPE_VXLAN,
4258                                 .spec = &action_vxlan_encap_data->item_vxlan,
4259                                 .mask = &rte_flow_item_vxlan_mask,
4260                         },
4261                         {
4262                                 .type = RTE_FLOW_ITEM_TYPE_END,
4263                         },
4264                 },
4265                 .item_eth.type = 0,
4266                 .item_vlan = {
4267                         .tci = vxlan_encap_conf.vlan_tci,
4268                         .inner_type = 0,
4269                 },
4270                 .item_ipv4.hdr = {
4271                         .src_addr = vxlan_encap_conf.ipv4_src,
4272                         .dst_addr = vxlan_encap_conf.ipv4_dst,
4273                 },
4274                 .item_udp.hdr = {
4275                         .src_port = vxlan_encap_conf.udp_src,
4276                         .dst_port = vxlan_encap_conf.udp_dst,
4277                 },
4278                 .item_vxlan.flags = 0,
4279         };
4280         memcpy(action_vxlan_encap_data->item_eth.dst.addr_bytes,
4281                vxlan_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4282         memcpy(action_vxlan_encap_data->item_eth.src.addr_bytes,
4283                vxlan_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4284         if (!vxlan_encap_conf.select_ipv4) {
4285                 memcpy(&action_vxlan_encap_data->item_ipv6.hdr.src_addr,
4286                        &vxlan_encap_conf.ipv6_src,
4287                        sizeof(vxlan_encap_conf.ipv6_src));
4288                 memcpy(&action_vxlan_encap_data->item_ipv6.hdr.dst_addr,
4289                        &vxlan_encap_conf.ipv6_dst,
4290                        sizeof(vxlan_encap_conf.ipv6_dst));
4291                 action_vxlan_encap_data->items[2] = (struct rte_flow_item){
4292                         .type = RTE_FLOW_ITEM_TYPE_IPV6,
4293                         .spec = &action_vxlan_encap_data->item_ipv6,
4294                         .mask = &rte_flow_item_ipv6_mask,
4295                 };
4296         }
4297         if (!vxlan_encap_conf.select_vlan)
4298                 action_vxlan_encap_data->items[1].type =
4299                         RTE_FLOW_ITEM_TYPE_VOID;
4300         if (vxlan_encap_conf.select_tos_ttl) {
4301                 if (vxlan_encap_conf.select_ipv4) {
4302                         static struct rte_flow_item_ipv4 ipv4_mask_tos;
4303
4304                         memcpy(&ipv4_mask_tos, &rte_flow_item_ipv4_mask,
4305                                sizeof(ipv4_mask_tos));
4306                         ipv4_mask_tos.hdr.type_of_service = 0xff;
4307                         ipv4_mask_tos.hdr.time_to_live = 0xff;
4308                         action_vxlan_encap_data->item_ipv4.hdr.type_of_service =
4309                                         vxlan_encap_conf.ip_tos;
4310                         action_vxlan_encap_data->item_ipv4.hdr.time_to_live =
4311                                         vxlan_encap_conf.ip_ttl;
4312                         action_vxlan_encap_data->items[2].mask =
4313                                                         &ipv4_mask_tos;
4314                 } else {
4315                         static struct rte_flow_item_ipv6 ipv6_mask_tos;
4316
4317                         memcpy(&ipv6_mask_tos, &rte_flow_item_ipv6_mask,
4318                                sizeof(ipv6_mask_tos));
4319                         ipv6_mask_tos.hdr.vtc_flow |=
4320                                 RTE_BE32(0xfful << RTE_IPV6_HDR_TC_SHIFT);
4321                         ipv6_mask_tos.hdr.hop_limits = 0xff;
4322                         action_vxlan_encap_data->item_ipv6.hdr.vtc_flow |=
4323                                 rte_cpu_to_be_32
4324                                         ((uint32_t)vxlan_encap_conf.ip_tos <<
4325                                          RTE_IPV6_HDR_TC_SHIFT);
4326                         action_vxlan_encap_data->item_ipv6.hdr.hop_limits =
4327                                         vxlan_encap_conf.ip_ttl;
4328                         action_vxlan_encap_data->items[2].mask =
4329                                                         &ipv6_mask_tos;
4330                 }
4331         }
4332         memcpy(action_vxlan_encap_data->item_vxlan.vni, vxlan_encap_conf.vni,
4333                RTE_DIM(vxlan_encap_conf.vni));
4334         action->conf = &action_vxlan_encap_data->conf;
4335         return ret;
4336 }
4337
4338 /** Parse NVGRE encap action. */
4339 static int
4340 parse_vc_action_nvgre_encap(struct context *ctx, const struct token *token,
4341                             const char *str, unsigned int len,
4342                             void *buf, unsigned int size)
4343 {
4344         struct buffer *out = buf;
4345         struct rte_flow_action *action;
4346         struct action_nvgre_encap_data *action_nvgre_encap_data;
4347         int ret;
4348
4349         ret = parse_vc(ctx, token, str, len, buf, size);
4350         if (ret < 0)
4351                 return ret;
4352         /* Nothing else to do if there is no buffer. */
4353         if (!out)
4354                 return ret;
4355         if (!out->args.vc.actions_n)
4356                 return -1;
4357         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4358         /* Point to selected object. */
4359         ctx->object = out->args.vc.data;
4360         ctx->objmask = NULL;
4361         /* Set up default configuration. */
4362         action_nvgre_encap_data = ctx->object;
4363         *action_nvgre_encap_data = (struct action_nvgre_encap_data){
4364                 .conf = (struct rte_flow_action_nvgre_encap){
4365                         .definition = action_nvgre_encap_data->items,
4366                 },
4367                 .items = {
4368                         {
4369                                 .type = RTE_FLOW_ITEM_TYPE_ETH,
4370                                 .spec = &action_nvgre_encap_data->item_eth,
4371                                 .mask = &rte_flow_item_eth_mask,
4372                         },
4373                         {
4374                                 .type = RTE_FLOW_ITEM_TYPE_VLAN,
4375                                 .spec = &action_nvgre_encap_data->item_vlan,
4376                                 .mask = &rte_flow_item_vlan_mask,
4377                         },
4378                         {
4379                                 .type = RTE_FLOW_ITEM_TYPE_IPV4,
4380                                 .spec = &action_nvgre_encap_data->item_ipv4,
4381                                 .mask = &rte_flow_item_ipv4_mask,
4382                         },
4383                         {
4384                                 .type = RTE_FLOW_ITEM_TYPE_NVGRE,
4385                                 .spec = &action_nvgre_encap_data->item_nvgre,
4386                                 .mask = &rte_flow_item_nvgre_mask,
4387                         },
4388                         {
4389                                 .type = RTE_FLOW_ITEM_TYPE_END,
4390                         },
4391                 },
4392                 .item_eth.type = 0,
4393                 .item_vlan = {
4394                         .tci = nvgre_encap_conf.vlan_tci,
4395                         .inner_type = 0,
4396                 },
4397                 .item_ipv4.hdr = {
4398                        .src_addr = nvgre_encap_conf.ipv4_src,
4399                        .dst_addr = nvgre_encap_conf.ipv4_dst,
4400                 },
4401                 .item_nvgre.flow_id = 0,
4402         };
4403         memcpy(action_nvgre_encap_data->item_eth.dst.addr_bytes,
4404                nvgre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4405         memcpy(action_nvgre_encap_data->item_eth.src.addr_bytes,
4406                nvgre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4407         if (!nvgre_encap_conf.select_ipv4) {
4408                 memcpy(&action_nvgre_encap_data->item_ipv6.hdr.src_addr,
4409                        &nvgre_encap_conf.ipv6_src,
4410                        sizeof(nvgre_encap_conf.ipv6_src));
4411                 memcpy(&action_nvgre_encap_data->item_ipv6.hdr.dst_addr,
4412                        &nvgre_encap_conf.ipv6_dst,
4413                        sizeof(nvgre_encap_conf.ipv6_dst));
4414                 action_nvgre_encap_data->items[2] = (struct rte_flow_item){
4415                         .type = RTE_FLOW_ITEM_TYPE_IPV6,
4416                         .spec = &action_nvgre_encap_data->item_ipv6,
4417                         .mask = &rte_flow_item_ipv6_mask,
4418                 };
4419         }
4420         if (!nvgre_encap_conf.select_vlan)
4421                 action_nvgre_encap_data->items[1].type =
4422                         RTE_FLOW_ITEM_TYPE_VOID;
4423         memcpy(action_nvgre_encap_data->item_nvgre.tni, nvgre_encap_conf.tni,
4424                RTE_DIM(nvgre_encap_conf.tni));
4425         action->conf = &action_nvgre_encap_data->conf;
4426         return ret;
4427 }
4428
4429 /** Parse l2 encap action. */
4430 static int
4431 parse_vc_action_l2_encap(struct context *ctx, const struct token *token,
4432                          const char *str, unsigned int len,
4433                          void *buf, unsigned int size)
4434 {
4435         struct buffer *out = buf;
4436         struct rte_flow_action *action;
4437         struct action_raw_encap_data *action_encap_data;
4438         struct rte_flow_item_eth eth = { .type = 0, };
4439         struct rte_flow_item_vlan vlan = {
4440                 .tci = mplsoudp_encap_conf.vlan_tci,
4441                 .inner_type = 0,
4442         };
4443         uint8_t *header;
4444         int ret;
4445
4446         ret = parse_vc(ctx, token, str, len, buf, size);
4447         if (ret < 0)
4448                 return ret;
4449         /* Nothing else to do if there is no buffer. */
4450         if (!out)
4451                 return ret;
4452         if (!out->args.vc.actions_n)
4453                 return -1;
4454         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4455         /* Point to selected object. */
4456         ctx->object = out->args.vc.data;
4457         ctx->objmask = NULL;
4458         /* Copy the headers to the buffer. */
4459         action_encap_data = ctx->object;
4460         *action_encap_data = (struct action_raw_encap_data) {
4461                 .conf = (struct rte_flow_action_raw_encap){
4462                         .data = action_encap_data->data,
4463                 },
4464                 .data = {},
4465         };
4466         header = action_encap_data->data;
4467         if (l2_encap_conf.select_vlan)
4468                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4469         else if (l2_encap_conf.select_ipv4)
4470                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4471         else
4472                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4473         memcpy(eth.dst.addr_bytes,
4474                l2_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4475         memcpy(eth.src.addr_bytes,
4476                l2_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4477         memcpy(header, &eth, sizeof(eth));
4478         header += sizeof(eth);
4479         if (l2_encap_conf.select_vlan) {
4480                 if (l2_encap_conf.select_ipv4)
4481                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4482                 else
4483                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4484                 memcpy(header, &vlan, sizeof(vlan));
4485                 header += sizeof(vlan);
4486         }
4487         action_encap_data->conf.size = header -
4488                 action_encap_data->data;
4489         action->conf = &action_encap_data->conf;
4490         return ret;
4491 }
4492
4493 /** Parse l2 decap action. */
4494 static int
4495 parse_vc_action_l2_decap(struct context *ctx, const struct token *token,
4496                          const char *str, unsigned int len,
4497                          void *buf, unsigned int size)
4498 {
4499         struct buffer *out = buf;
4500         struct rte_flow_action *action;
4501         struct action_raw_decap_data *action_decap_data;
4502         struct rte_flow_item_eth eth = { .type = 0, };
4503         struct rte_flow_item_vlan vlan = {
4504                 .tci = mplsoudp_encap_conf.vlan_tci,
4505                 .inner_type = 0,
4506         };
4507         uint8_t *header;
4508         int ret;
4509
4510         ret = parse_vc(ctx, token, str, len, buf, size);
4511         if (ret < 0)
4512                 return ret;
4513         /* Nothing else to do if there is no buffer. */
4514         if (!out)
4515                 return ret;
4516         if (!out->args.vc.actions_n)
4517                 return -1;
4518         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4519         /* Point to selected object. */
4520         ctx->object = out->args.vc.data;
4521         ctx->objmask = NULL;
4522         /* Copy the headers to the buffer. */
4523         action_decap_data = ctx->object;
4524         *action_decap_data = (struct action_raw_decap_data) {
4525                 .conf = (struct rte_flow_action_raw_decap){
4526                         .data = action_decap_data->data,
4527                 },
4528                 .data = {},
4529         };
4530         header = action_decap_data->data;
4531         if (l2_decap_conf.select_vlan)
4532                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4533         memcpy(header, &eth, sizeof(eth));
4534         header += sizeof(eth);
4535         if (l2_decap_conf.select_vlan) {
4536                 memcpy(header, &vlan, sizeof(vlan));
4537                 header += sizeof(vlan);
4538         }
4539         action_decap_data->conf.size = header -
4540                 action_decap_data->data;
4541         action->conf = &action_decap_data->conf;
4542         return ret;
4543 }
4544
4545 #define ETHER_TYPE_MPLS_UNICAST 0x8847
4546
4547 /** Parse MPLSOGRE encap action. */
4548 static int
4549 parse_vc_action_mplsogre_encap(struct context *ctx, const struct token *token,
4550                                const char *str, unsigned int len,
4551                                void *buf, unsigned int size)
4552 {
4553         struct buffer *out = buf;
4554         struct rte_flow_action *action;
4555         struct action_raw_encap_data *action_encap_data;
4556         struct rte_flow_item_eth eth = { .type = 0, };
4557         struct rte_flow_item_vlan vlan = {
4558                 .tci = mplsogre_encap_conf.vlan_tci,
4559                 .inner_type = 0,
4560         };
4561         struct rte_flow_item_ipv4 ipv4 = {
4562                 .hdr =  {
4563                         .src_addr = mplsogre_encap_conf.ipv4_src,
4564                         .dst_addr = mplsogre_encap_conf.ipv4_dst,
4565                         .next_proto_id = IPPROTO_GRE,
4566                         .version_ihl = RTE_IPV4_VHL_DEF,
4567                         .time_to_live = IPDEFTTL,
4568                 },
4569         };
4570         struct rte_flow_item_ipv6 ipv6 = {
4571                 .hdr =  {
4572                         .proto = IPPROTO_GRE,
4573                         .hop_limits = IPDEFTTL,
4574                 },
4575         };
4576         struct rte_flow_item_gre gre = {
4577                 .protocol = rte_cpu_to_be_16(ETHER_TYPE_MPLS_UNICAST),
4578         };
4579         struct rte_flow_item_mpls mpls = {
4580                 .ttl = 0,
4581         };
4582         uint8_t *header;
4583         int ret;
4584
4585         ret = parse_vc(ctx, token, str, len, buf, size);
4586         if (ret < 0)
4587                 return ret;
4588         /* Nothing else to do if there is no buffer. */
4589         if (!out)
4590                 return ret;
4591         if (!out->args.vc.actions_n)
4592                 return -1;
4593         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4594         /* Point to selected object. */
4595         ctx->object = out->args.vc.data;
4596         ctx->objmask = NULL;
4597         /* Copy the headers to the buffer. */
4598         action_encap_data = ctx->object;
4599         *action_encap_data = (struct action_raw_encap_data) {
4600                 .conf = (struct rte_flow_action_raw_encap){
4601                         .data = action_encap_data->data,
4602                 },
4603                 .data = {},
4604                 .preserve = {},
4605         };
4606         header = action_encap_data->data;
4607         if (mplsogre_encap_conf.select_vlan)
4608                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4609         else if (mplsogre_encap_conf.select_ipv4)
4610                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4611         else
4612                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4613         memcpy(eth.dst.addr_bytes,
4614                mplsogre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4615         memcpy(eth.src.addr_bytes,
4616                mplsogre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4617         memcpy(header, &eth, sizeof(eth));
4618         header += sizeof(eth);
4619         if (mplsogre_encap_conf.select_vlan) {
4620                 if (mplsogre_encap_conf.select_ipv4)
4621                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4622                 else
4623                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4624                 memcpy(header, &vlan, sizeof(vlan));
4625                 header += sizeof(vlan);
4626         }
4627         if (mplsogre_encap_conf.select_ipv4) {
4628                 memcpy(header, &ipv4, sizeof(ipv4));
4629                 header += sizeof(ipv4);
4630         } else {
4631                 memcpy(&ipv6.hdr.src_addr,
4632                        &mplsogre_encap_conf.ipv6_src,
4633                        sizeof(mplsogre_encap_conf.ipv6_src));
4634                 memcpy(&ipv6.hdr.dst_addr,
4635                        &mplsogre_encap_conf.ipv6_dst,
4636                        sizeof(mplsogre_encap_conf.ipv6_dst));
4637                 memcpy(header, &ipv6, sizeof(ipv6));
4638                 header += sizeof(ipv6);
4639         }
4640         memcpy(header, &gre, sizeof(gre));
4641         header += sizeof(gre);
4642         memcpy(mpls.label_tc_s, mplsogre_encap_conf.label,
4643                RTE_DIM(mplsogre_encap_conf.label));
4644         mpls.label_tc_s[2] |= 0x1;
4645         memcpy(header, &mpls, sizeof(mpls));
4646         header += sizeof(mpls);
4647         action_encap_data->conf.size = header -
4648                 action_encap_data->data;
4649         action->conf = &action_encap_data->conf;
4650         return ret;
4651 }
4652
4653 /** Parse MPLSOGRE decap action. */
4654 static int
4655 parse_vc_action_mplsogre_decap(struct context *ctx, const struct token *token,
4656                                const char *str, unsigned int len,
4657                                void *buf, unsigned int size)
4658 {
4659         struct buffer *out = buf;
4660         struct rte_flow_action *action;
4661         struct action_raw_decap_data *action_decap_data;
4662         struct rte_flow_item_eth eth = { .type = 0, };
4663         struct rte_flow_item_vlan vlan = {.tci = 0};
4664         struct rte_flow_item_ipv4 ipv4 = {
4665                 .hdr =  {
4666                         .next_proto_id = IPPROTO_GRE,
4667                 },
4668         };
4669         struct rte_flow_item_ipv6 ipv6 = {
4670                 .hdr =  {
4671                         .proto = IPPROTO_GRE,
4672                 },
4673         };
4674         struct rte_flow_item_gre gre = {
4675                 .protocol = rte_cpu_to_be_16(ETHER_TYPE_MPLS_UNICAST),
4676         };
4677         struct rte_flow_item_mpls mpls;
4678         uint8_t *header;
4679         int ret;
4680
4681         ret = parse_vc(ctx, token, str, len, buf, size);
4682         if (ret < 0)
4683                 return ret;
4684         /* Nothing else to do if there is no buffer. */
4685         if (!out)
4686                 return ret;
4687         if (!out->args.vc.actions_n)
4688                 return -1;
4689         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4690         /* Point to selected object. */
4691         ctx->object = out->args.vc.data;
4692         ctx->objmask = NULL;
4693         /* Copy the headers to the buffer. */
4694         action_decap_data = ctx->object;
4695         *action_decap_data = (struct action_raw_decap_data) {
4696                 .conf = (struct rte_flow_action_raw_decap){
4697                         .data = action_decap_data->data,
4698                 },
4699                 .data = {},
4700         };
4701         header = action_decap_data->data;
4702         if (mplsogre_decap_conf.select_vlan)
4703                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4704         else if (mplsogre_encap_conf.select_ipv4)
4705                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4706         else
4707                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4708         memcpy(eth.dst.addr_bytes,
4709                mplsogre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4710         memcpy(eth.src.addr_bytes,
4711                mplsogre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4712         memcpy(header, &eth, sizeof(eth));
4713         header += sizeof(eth);
4714         if (mplsogre_encap_conf.select_vlan) {
4715                 if (mplsogre_encap_conf.select_ipv4)
4716                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4717                 else
4718                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4719                 memcpy(header, &vlan, sizeof(vlan));
4720                 header += sizeof(vlan);
4721         }
4722         if (mplsogre_encap_conf.select_ipv4) {
4723                 memcpy(header, &ipv4, sizeof(ipv4));
4724                 header += sizeof(ipv4);
4725         } else {
4726                 memcpy(header, &ipv6, sizeof(ipv6));
4727                 header += sizeof(ipv6);
4728         }
4729         memcpy(header, &gre, sizeof(gre));
4730         header += sizeof(gre);
4731         memset(&mpls, 0, sizeof(mpls));
4732         memcpy(header, &mpls, sizeof(mpls));
4733         header += sizeof(mpls);
4734         action_decap_data->conf.size = header -
4735                 action_decap_data->data;
4736         action->conf = &action_decap_data->conf;
4737         return ret;
4738 }
4739
4740 /** Parse MPLSOUDP encap action. */
4741 static int
4742 parse_vc_action_mplsoudp_encap(struct context *ctx, const struct token *token,
4743                                const char *str, unsigned int len,
4744                                void *buf, unsigned int size)
4745 {
4746         struct buffer *out = buf;
4747         struct rte_flow_action *action;
4748         struct action_raw_encap_data *action_encap_data;
4749         struct rte_flow_item_eth eth = { .type = 0, };
4750         struct rte_flow_item_vlan vlan = {
4751                 .tci = mplsoudp_encap_conf.vlan_tci,
4752                 .inner_type = 0,
4753         };
4754         struct rte_flow_item_ipv4 ipv4 = {
4755                 .hdr =  {
4756                         .src_addr = mplsoudp_encap_conf.ipv4_src,
4757                         .dst_addr = mplsoudp_encap_conf.ipv4_dst,
4758                         .next_proto_id = IPPROTO_UDP,
4759                         .version_ihl = RTE_IPV4_VHL_DEF,
4760                         .time_to_live = IPDEFTTL,
4761                 },
4762         };
4763         struct rte_flow_item_ipv6 ipv6 = {
4764                 .hdr =  {
4765                         .proto = IPPROTO_UDP,
4766                         .hop_limits = IPDEFTTL,
4767                 },
4768         };
4769         struct rte_flow_item_udp udp = {
4770                 .hdr = {
4771                         .src_port = mplsoudp_encap_conf.udp_src,
4772                         .dst_port = mplsoudp_encap_conf.udp_dst,
4773                 },
4774         };
4775         struct rte_flow_item_mpls mpls;
4776         uint8_t *header;
4777         int ret;
4778
4779         ret = parse_vc(ctx, token, str, len, buf, size);
4780         if (ret < 0)
4781                 return ret;
4782         /* Nothing else to do if there is no buffer. */
4783         if (!out)
4784                 return ret;
4785         if (!out->args.vc.actions_n)
4786                 return -1;
4787         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4788         /* Point to selected object. */
4789         ctx->object = out->args.vc.data;
4790         ctx->objmask = NULL;
4791         /* Copy the headers to the buffer. */
4792         action_encap_data = ctx->object;
4793         *action_encap_data = (struct action_raw_encap_data) {
4794                 .conf = (struct rte_flow_action_raw_encap){
4795                         .data = action_encap_data->data,
4796                 },
4797                 .data = {},
4798                 .preserve = {},
4799         };
4800         header = action_encap_data->data;
4801         if (mplsoudp_encap_conf.select_vlan)
4802                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4803         else if (mplsoudp_encap_conf.select_ipv4)
4804                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4805         else
4806                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4807         memcpy(eth.dst.addr_bytes,
4808                mplsoudp_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4809         memcpy(eth.src.addr_bytes,
4810                mplsoudp_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4811         memcpy(header, &eth, sizeof(eth));
4812         header += sizeof(eth);
4813         if (mplsoudp_encap_conf.select_vlan) {
4814                 if (mplsoudp_encap_conf.select_ipv4)
4815                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4816                 else
4817                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4818                 memcpy(header, &vlan, sizeof(vlan));
4819                 header += sizeof(vlan);
4820         }
4821         if (mplsoudp_encap_conf.select_ipv4) {
4822                 memcpy(header, &ipv4, sizeof(ipv4));
4823                 header += sizeof(ipv4);
4824         } else {
4825                 memcpy(&ipv6.hdr.src_addr,
4826                        &mplsoudp_encap_conf.ipv6_src,
4827                        sizeof(mplsoudp_encap_conf.ipv6_src));
4828                 memcpy(&ipv6.hdr.dst_addr,
4829                        &mplsoudp_encap_conf.ipv6_dst,
4830                        sizeof(mplsoudp_encap_conf.ipv6_dst));
4831                 memcpy(header, &ipv6, sizeof(ipv6));
4832                 header += sizeof(ipv6);
4833         }
4834         memcpy(header, &udp, sizeof(udp));
4835         header += sizeof(udp);
4836         memcpy(mpls.label_tc_s, mplsoudp_encap_conf.label,
4837                RTE_DIM(mplsoudp_encap_conf.label));
4838         mpls.label_tc_s[2] |= 0x1;
4839         memcpy(header, &mpls, sizeof(mpls));
4840         header += sizeof(mpls);
4841         action_encap_data->conf.size = header -
4842                 action_encap_data->data;
4843         action->conf = &action_encap_data->conf;
4844         return ret;
4845 }
4846
4847 /** Parse MPLSOUDP decap action. */
4848 static int
4849 parse_vc_action_mplsoudp_decap(struct context *ctx, const struct token *token,
4850                                const char *str, unsigned int len,
4851                                void *buf, unsigned int size)
4852 {
4853         struct buffer *out = buf;
4854         struct rte_flow_action *action;
4855         struct action_raw_decap_data *action_decap_data;
4856         struct rte_flow_item_eth eth = { .type = 0, };
4857         struct rte_flow_item_vlan vlan = {.tci = 0};
4858         struct rte_flow_item_ipv4 ipv4 = {
4859                 .hdr =  {
4860                         .next_proto_id = IPPROTO_UDP,
4861                 },
4862         };
4863         struct rte_flow_item_ipv6 ipv6 = {
4864                 .hdr =  {
4865                         .proto = IPPROTO_UDP,
4866                 },
4867         };
4868         struct rte_flow_item_udp udp = {
4869                 .hdr = {
4870                         .dst_port = rte_cpu_to_be_16(6635),
4871                 },
4872         };
4873         struct rte_flow_item_mpls mpls;
4874         uint8_t *header;
4875         int ret;
4876
4877         ret = parse_vc(ctx, token, str, len, buf, size);
4878         if (ret < 0)
4879                 return ret;
4880         /* Nothing else to do if there is no buffer. */
4881         if (!out)
4882                 return ret;
4883         if (!out->args.vc.actions_n)
4884                 return -1;
4885         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4886         /* Point to selected object. */
4887         ctx->object = out->args.vc.data;
4888         ctx->objmask = NULL;
4889         /* Copy the headers to the buffer. */
4890         action_decap_data = ctx->object;
4891         *action_decap_data = (struct action_raw_decap_data) {
4892                 .conf = (struct rte_flow_action_raw_decap){
4893                         .data = action_decap_data->data,
4894                 },
4895                 .data = {},
4896         };
4897         header = action_decap_data->data;
4898         if (mplsoudp_decap_conf.select_vlan)
4899                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4900         else if (mplsoudp_encap_conf.select_ipv4)
4901                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4902         else
4903                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4904         memcpy(eth.dst.addr_bytes,
4905                mplsoudp_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4906         memcpy(eth.src.addr_bytes,
4907                mplsoudp_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4908         memcpy(header, &eth, sizeof(eth));
4909         header += sizeof(eth);
4910         if (mplsoudp_encap_conf.select_vlan) {
4911                 if (mplsoudp_encap_conf.select_ipv4)
4912                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4913                 else
4914                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4915                 memcpy(header, &vlan, sizeof(vlan));
4916                 header += sizeof(vlan);
4917         }
4918         if (mplsoudp_encap_conf.select_ipv4) {
4919                 memcpy(header, &ipv4, sizeof(ipv4));
4920                 header += sizeof(ipv4);
4921         } else {
4922                 memcpy(header, &ipv6, sizeof(ipv6));
4923                 header += sizeof(ipv6);
4924         }
4925         memcpy(header, &udp, sizeof(udp));
4926         header += sizeof(udp);
4927         memset(&mpls, 0, sizeof(mpls));
4928         memcpy(header, &mpls, sizeof(mpls));
4929         header += sizeof(mpls);
4930         action_decap_data->conf.size = header -
4931                 action_decap_data->data;
4932         action->conf = &action_decap_data->conf;
4933         return ret;
4934 }
4935
4936 static int
4937 parse_vc_action_raw_decap_index(struct context *ctx, const struct token *token,
4938                                 const char *str, unsigned int len, void *buf,
4939                                 unsigned int size)
4940 {
4941         struct action_raw_decap_data *action_raw_decap_data;
4942         struct rte_flow_action *action;
4943         const struct arg *arg;
4944         struct buffer *out = buf;
4945         int ret;
4946         uint16_t idx;
4947
4948         RTE_SET_USED(token);
4949         RTE_SET_USED(buf);
4950         RTE_SET_USED(size);
4951         arg = ARGS_ENTRY_ARB_BOUNDED
4952                 (offsetof(struct action_raw_decap_data, idx),
4953                  sizeof(((struct action_raw_decap_data *)0)->idx),
4954                  0, RAW_ENCAP_CONFS_MAX_NUM - 1);
4955         if (push_args(ctx, arg))
4956                 return -1;
4957         ret = parse_int(ctx, token, str, len, NULL, 0);
4958         if (ret < 0) {
4959                 pop_args(ctx);
4960                 return -1;
4961         }
4962         if (!ctx->object)
4963                 return len;
4964         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4965         action_raw_decap_data = ctx->object;
4966         idx = action_raw_decap_data->idx;
4967         action_raw_decap_data->conf.data = raw_decap_confs[idx].data;
4968         action_raw_decap_data->conf.size = raw_decap_confs[idx].size;
4969         action->conf = &action_raw_decap_data->conf;
4970         return len;
4971 }
4972
4973
4974 static int
4975 parse_vc_action_raw_encap_index(struct context *ctx, const struct token *token,
4976                                 const char *str, unsigned int len, void *buf,
4977                                 unsigned int size)
4978 {
4979         struct action_raw_encap_data *action_raw_encap_data;
4980         struct rte_flow_action *action;
4981         const struct arg *arg;
4982         struct buffer *out = buf;
4983         int ret;
4984         uint16_t idx;
4985
4986         RTE_SET_USED(token);
4987         RTE_SET_USED(buf);
4988         RTE_SET_USED(size);
4989         if (ctx->curr != ACTION_RAW_ENCAP_INDEX_VALUE)
4990                 return -1;
4991         arg = ARGS_ENTRY_ARB_BOUNDED
4992                 (offsetof(struct action_raw_encap_data, idx),
4993                  sizeof(((struct action_raw_encap_data *)0)->idx),
4994                  0, RAW_ENCAP_CONFS_MAX_NUM - 1);
4995         if (push_args(ctx, arg))
4996                 return -1;
4997         ret = parse_int(ctx, token, str, len, NULL, 0);
4998         if (ret < 0) {
4999                 pop_args(ctx);
5000                 return -1;
5001         }
5002         if (!ctx->object)
5003                 return len;
5004         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
5005         action_raw_encap_data = ctx->object;
5006         idx = action_raw_encap_data->idx;
5007         action_raw_encap_data->conf.data = raw_encap_confs[idx].data;
5008         action_raw_encap_data->conf.size = raw_encap_confs[idx].size;
5009         action_raw_encap_data->conf.preserve = NULL;
5010         action->conf = &action_raw_encap_data->conf;
5011         return len;
5012 }
5013
5014 static int
5015 parse_vc_action_raw_encap(struct context *ctx, const struct token *token,
5016                           const char *str, unsigned int len, void *buf,
5017                           unsigned int size)
5018 {
5019         struct buffer *out = buf;
5020         struct rte_flow_action *action;
5021         struct action_raw_encap_data *action_raw_encap_data = NULL;
5022         int ret;
5023
5024         ret = parse_vc(ctx, token, str, len, buf, size);
5025         if (ret < 0)
5026                 return ret;
5027         /* Nothing else to do if there is no buffer. */
5028         if (!out)
5029                 return ret;
5030         if (!out->args.vc.actions_n)
5031                 return -1;
5032         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
5033         /* Point to selected object. */
5034         ctx->object = out->args.vc.data;
5035         ctx->objmask = NULL;
5036         /* Copy the headers to the buffer. */
5037         action_raw_encap_data = ctx->object;
5038         action_raw_encap_data->conf.data = raw_encap_confs[0].data;
5039         action_raw_encap_data->conf.preserve = NULL;
5040         action_raw_encap_data->conf.size = raw_encap_confs[0].size;
5041         action->conf = &action_raw_encap_data->conf;
5042         return ret;
5043 }
5044
5045 static int
5046 parse_vc_action_raw_decap(struct context *ctx, const struct token *token,
5047                           const char *str, unsigned int len, void *buf,
5048                           unsigned int size)
5049 {
5050         struct buffer *out = buf;
5051         struct rte_flow_action *action;
5052         struct action_raw_decap_data *action_raw_decap_data = NULL;
5053         int ret;
5054
5055         ret = parse_vc(ctx, token, str, len, buf, size);
5056         if (ret < 0)
5057                 return ret;
5058         /* Nothing else to do if there is no buffer. */
5059         if (!out)
5060                 return ret;
5061         if (!out->args.vc.actions_n)
5062                 return -1;
5063         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
5064         /* Point to selected object. */
5065         ctx->object = out->args.vc.data;
5066         ctx->objmask = NULL;
5067         /* Copy the headers to the buffer. */
5068         action_raw_decap_data = ctx->object;
5069         action_raw_decap_data->conf.data = raw_decap_confs[0].data;
5070         action_raw_decap_data->conf.size = raw_decap_confs[0].size;
5071         action->conf = &action_raw_decap_data->conf;
5072         return ret;
5073 }
5074
5075 static int
5076 parse_vc_action_set_meta(struct context *ctx, const struct token *token,
5077                          const char *str, unsigned int len, void *buf,
5078                          unsigned int size)
5079 {
5080         int ret;
5081
5082         ret = parse_vc(ctx, token, str, len, buf, size);
5083         if (ret < 0)
5084                 return ret;
5085         ret = rte_flow_dynf_metadata_register();
5086         if (ret < 0)
5087                 return -1;
5088         return len;
5089 }
5090
5091 /** Parse tokens for destroy command. */
5092 static int
5093 parse_destroy(struct context *ctx, const struct token *token,
5094               const char *str, unsigned int len,
5095               void *buf, unsigned int size)
5096 {
5097         struct buffer *out = buf;
5098
5099         /* Token name must match. */
5100         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5101                 return -1;
5102         /* Nothing else to do if there is no buffer. */
5103         if (!out)
5104                 return len;
5105         if (!out->command) {
5106                 if (ctx->curr != DESTROY)
5107                         return -1;
5108                 if (sizeof(*out) > size)
5109                         return -1;
5110                 out->command = ctx->curr;
5111                 ctx->objdata = 0;
5112                 ctx->object = out;
5113                 ctx->objmask = NULL;
5114                 out->args.destroy.rule =
5115                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
5116                                                sizeof(double));
5117                 return len;
5118         }
5119         if (((uint8_t *)(out->args.destroy.rule + out->args.destroy.rule_n) +
5120              sizeof(*out->args.destroy.rule)) > (uint8_t *)out + size)
5121                 return -1;
5122         ctx->objdata = 0;
5123         ctx->object = out->args.destroy.rule + out->args.destroy.rule_n++;
5124         ctx->objmask = NULL;
5125         return len;
5126 }
5127
5128 /** Parse tokens for flush command. */
5129 static int
5130 parse_flush(struct context *ctx, const struct token *token,
5131             const char *str, unsigned int len,
5132             void *buf, unsigned int size)
5133 {
5134         struct buffer *out = buf;
5135
5136         /* Token name must match. */
5137         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5138                 return -1;
5139         /* Nothing else to do if there is no buffer. */
5140         if (!out)
5141                 return len;
5142         if (!out->command) {
5143                 if (ctx->curr != FLUSH)
5144                         return -1;
5145                 if (sizeof(*out) > size)
5146                         return -1;
5147                 out->command = ctx->curr;
5148                 ctx->objdata = 0;
5149                 ctx->object = out;
5150                 ctx->objmask = NULL;
5151         }
5152         return len;
5153 }
5154
5155 /** Parse tokens for dump command. */
5156 static int
5157 parse_dump(struct context *ctx, const struct token *token,
5158             const char *str, unsigned int len,
5159             void *buf, unsigned int size)
5160 {
5161         struct buffer *out = buf;
5162
5163         /* Token name must match. */
5164         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5165                 return -1;
5166         /* Nothing else to do if there is no buffer. */
5167         if (!out)
5168                 return len;
5169         if (!out->command) {
5170                 if (ctx->curr != DUMP)
5171                         return -1;
5172                 if (sizeof(*out) > size)
5173                         return -1;
5174                 out->command = ctx->curr;
5175                 ctx->objdata = 0;
5176                 ctx->object = out;
5177                 ctx->objmask = NULL;
5178         }
5179         return len;
5180 }
5181
5182 /** Parse tokens for query command. */
5183 static int
5184 parse_query(struct context *ctx, const struct token *token,
5185             const char *str, unsigned int len,
5186             void *buf, unsigned int size)
5187 {
5188         struct buffer *out = buf;
5189
5190         /* Token name must match. */
5191         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5192                 return -1;
5193         /* Nothing else to do if there is no buffer. */
5194         if (!out)
5195                 return len;
5196         if (!out->command) {
5197                 if (ctx->curr != QUERY)
5198                         return -1;
5199                 if (sizeof(*out) > size)
5200                         return -1;
5201                 out->command = ctx->curr;
5202                 ctx->objdata = 0;
5203                 ctx->object = out;
5204                 ctx->objmask = NULL;
5205         }
5206         return len;
5207 }
5208
5209 /** Parse action names. */
5210 static int
5211 parse_action(struct context *ctx, const struct token *token,
5212              const char *str, unsigned int len,
5213              void *buf, unsigned int size)
5214 {
5215         struct buffer *out = buf;
5216         const struct arg *arg = pop_args(ctx);
5217         unsigned int i;
5218
5219         (void)size;
5220         /* Argument is expected. */
5221         if (!arg)
5222                 return -1;
5223         /* Parse action name. */
5224         for (i = 0; next_action[i]; ++i) {
5225                 const struct parse_action_priv *priv;
5226
5227                 token = &token_list[next_action[i]];
5228                 if (strcmp_partial(token->name, str, len))
5229                         continue;
5230                 priv = token->priv;
5231                 if (!priv)
5232                         goto error;
5233                 if (out)
5234                         memcpy((uint8_t *)ctx->object + arg->offset,
5235                                &priv->type,
5236                                arg->size);
5237                 return len;
5238         }
5239 error:
5240         push_args(ctx, arg);
5241         return -1;
5242 }
5243
5244 /** Parse tokens for list command. */
5245 static int
5246 parse_list(struct context *ctx, const struct token *token,
5247            const char *str, unsigned int len,
5248            void *buf, unsigned int size)
5249 {
5250         struct buffer *out = buf;
5251
5252         /* Token name must match. */
5253         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5254                 return -1;
5255         /* Nothing else to do if there is no buffer. */
5256         if (!out)
5257                 return len;
5258         if (!out->command) {
5259                 if (ctx->curr != LIST)
5260                         return -1;
5261                 if (sizeof(*out) > size)
5262                         return -1;
5263                 out->command = ctx->curr;
5264                 ctx->objdata = 0;
5265                 ctx->object = out;
5266                 ctx->objmask = NULL;
5267                 out->args.list.group =
5268                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
5269                                                sizeof(double));
5270                 return len;
5271         }
5272         if (((uint8_t *)(out->args.list.group + out->args.list.group_n) +
5273              sizeof(*out->args.list.group)) > (uint8_t *)out + size)
5274                 return -1;
5275         ctx->objdata = 0;
5276         ctx->object = out->args.list.group + out->args.list.group_n++;
5277         ctx->objmask = NULL;
5278         return len;
5279 }
5280
5281 /** Parse tokens for isolate command. */
5282 static int
5283 parse_isolate(struct context *ctx, const struct token *token,
5284               const char *str, unsigned int len,
5285               void *buf, unsigned int size)
5286 {
5287         struct buffer *out = buf;
5288
5289         /* Token name must match. */
5290         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5291                 return -1;
5292         /* Nothing else to do if there is no buffer. */
5293         if (!out)
5294                 return len;
5295         if (!out->command) {
5296                 if (ctx->curr != ISOLATE)
5297                         return -1;
5298                 if (sizeof(*out) > size)
5299                         return -1;
5300                 out->command = ctx->curr;
5301                 ctx->objdata = 0;
5302                 ctx->object = out;
5303                 ctx->objmask = NULL;
5304         }
5305         return len;
5306 }
5307
5308 /**
5309  * Parse signed/unsigned integers 8 to 64-bit long.
5310  *
5311  * Last argument (ctx->args) is retrieved to determine integer type and
5312  * storage location.
5313  */
5314 static int
5315 parse_int(struct context *ctx, const struct token *token,
5316           const char *str, unsigned int len,
5317           void *buf, unsigned int size)
5318 {
5319         const struct arg *arg = pop_args(ctx);
5320         uintmax_t u;
5321         char *end;
5322
5323         (void)token;
5324         /* Argument is expected. */
5325         if (!arg)
5326                 return -1;
5327         errno = 0;
5328         u = arg->sign ?
5329                 (uintmax_t)strtoimax(str, &end, 0) :
5330                 strtoumax(str, &end, 0);
5331         if (errno || (size_t)(end - str) != len)
5332                 goto error;
5333         if (arg->bounded &&
5334             ((arg->sign && ((intmax_t)u < (intmax_t)arg->min ||
5335                             (intmax_t)u > (intmax_t)arg->max)) ||
5336              (!arg->sign && (u < arg->min || u > arg->max))))
5337                 goto error;
5338         if (!ctx->object)
5339                 return len;
5340         if (arg->mask) {
5341                 if (!arg_entry_bf_fill(ctx->object, u, arg) ||
5342                     !arg_entry_bf_fill(ctx->objmask, -1, arg))
5343                         goto error;
5344                 return len;
5345         }
5346         buf = (uint8_t *)ctx->object + arg->offset;
5347         size = arg->size;
5348         if (u > RTE_LEN2MASK(size * CHAR_BIT, uint64_t))
5349                 return -1;
5350 objmask:
5351         switch (size) {
5352         case sizeof(uint8_t):
5353                 *(uint8_t *)buf = u;
5354                 break;
5355         case sizeof(uint16_t):
5356                 *(uint16_t *)buf = arg->hton ? rte_cpu_to_be_16(u) : u;
5357                 break;
5358         case sizeof(uint8_t [3]):
5359 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
5360                 if (!arg->hton) {
5361                         ((uint8_t *)buf)[0] = u;
5362                         ((uint8_t *)buf)[1] = u >> 8;
5363                         ((uint8_t *)buf)[2] = u >> 16;
5364                         break;
5365                 }
5366 #endif
5367                 ((uint8_t *)buf)[0] = u >> 16;
5368                 ((uint8_t *)buf)[1] = u >> 8;
5369                 ((uint8_t *)buf)[2] = u;
5370                 break;
5371         case sizeof(uint32_t):
5372                 *(uint32_t *)buf = arg->hton ? rte_cpu_to_be_32(u) : u;
5373                 break;
5374         case sizeof(uint64_t):
5375                 *(uint64_t *)buf = arg->hton ? rte_cpu_to_be_64(u) : u;
5376                 break;
5377         default:
5378                 goto error;
5379         }
5380         if (ctx->objmask && buf != (uint8_t *)ctx->objmask + arg->offset) {
5381                 u = -1;
5382                 buf = (uint8_t *)ctx->objmask + arg->offset;
5383                 goto objmask;
5384         }
5385         return len;
5386 error:
5387         push_args(ctx, arg);
5388         return -1;
5389 }
5390
5391 /**
5392  * Parse a string.
5393  *
5394  * Three arguments (ctx->args) are retrieved from the stack to store data,
5395  * its actual length and address (in that order).
5396  */
5397 static int
5398 parse_string(struct context *ctx, const struct token *token,
5399              const char *str, unsigned int len,
5400              void *buf, unsigned int size)
5401 {
5402         const struct arg *arg_data = pop_args(ctx);
5403         const struct arg *arg_len = pop_args(ctx);
5404         const struct arg *arg_addr = pop_args(ctx);
5405         char tmp[16]; /* Ought to be enough. */
5406         int ret;
5407
5408         /* Arguments are expected. */
5409         if (!arg_data)
5410                 return -1;
5411         if (!arg_len) {
5412                 push_args(ctx, arg_data);
5413                 return -1;
5414         }
5415         if (!arg_addr) {
5416                 push_args(ctx, arg_len);
5417                 push_args(ctx, arg_data);
5418                 return -1;
5419         }
5420         size = arg_data->size;
5421         /* Bit-mask fill is not supported. */
5422         if (arg_data->mask || size < len)
5423                 goto error;
5424         if (!ctx->object)
5425                 return len;
5426         /* Let parse_int() fill length information first. */
5427         ret = snprintf(tmp, sizeof(tmp), "%u", len);
5428         if (ret < 0)
5429                 goto error;
5430         push_args(ctx, arg_len);
5431         ret = parse_int(ctx, token, tmp, ret, NULL, 0);
5432         if (ret < 0) {
5433                 pop_args(ctx);
5434                 goto error;
5435         }
5436         buf = (uint8_t *)ctx->object + arg_data->offset;
5437         /* Output buffer is not necessarily NUL-terminated. */
5438         memcpy(buf, str, len);
5439         memset((uint8_t *)buf + len, 0x00, size - len);
5440         if (ctx->objmask)
5441                 memset((uint8_t *)ctx->objmask + arg_data->offset, 0xff, len);
5442         /* Save address if requested. */
5443         if (arg_addr->size) {
5444                 memcpy((uint8_t *)ctx->object + arg_addr->offset,
5445                        (void *[]){
5446                         (uint8_t *)ctx->object + arg_data->offset
5447                        },
5448                        arg_addr->size);
5449                 if (ctx->objmask)
5450                         memcpy((uint8_t *)ctx->objmask + arg_addr->offset,
5451                                (void *[]){
5452                                 (uint8_t *)ctx->objmask + arg_data->offset
5453                                },
5454                                arg_addr->size);
5455         }
5456         return len;
5457 error:
5458         push_args(ctx, arg_addr);
5459         push_args(ctx, arg_len);
5460         push_args(ctx, arg_data);
5461         return -1;
5462 }
5463
5464 static int
5465 parse_hex_string(const char *src, uint8_t *dst, uint32_t *size)
5466 {
5467         char *c = NULL;
5468         uint32_t i, len;
5469         char tmp[3];
5470
5471         /* Check input parameters */
5472         if ((src == NULL) ||
5473                 (dst == NULL) ||
5474                 (size == NULL) ||
5475                 (*size == 0))
5476                 return -1;
5477
5478         /* Convert chars to bytes */
5479         for (i = 0, len = 0; i < *size; i += 2) {
5480                 snprintf(tmp, 3, "%s", src + i);
5481                 dst[len++] = strtoul(tmp, &c, 16);
5482                 if (*c != 0) {
5483                         len--;
5484                         dst[len] = 0;
5485                         *size = len;
5486                         return -1;
5487                 }
5488         }
5489         dst[len] = 0;
5490         *size = len;
5491
5492         return 0;
5493 }
5494
5495 static int
5496 parse_hex(struct context *ctx, const struct token *token,
5497                 const char *str, unsigned int len,
5498                 void *buf, unsigned int size)
5499 {
5500         const struct arg *arg_data = pop_args(ctx);
5501         const struct arg *arg_len = pop_args(ctx);
5502         const struct arg *arg_addr = pop_args(ctx);
5503         char tmp[16]; /* Ought to be enough. */
5504         int ret;
5505         unsigned int hexlen = len;
5506         unsigned int length = 256;
5507         uint8_t hex_tmp[length];
5508
5509         /* Arguments are expected. */
5510         if (!arg_data)
5511                 return -1;
5512         if (!arg_len) {
5513                 push_args(ctx, arg_data);
5514                 return -1;
5515         }
5516         if (!arg_addr) {
5517                 push_args(ctx, arg_len);
5518                 push_args(ctx, arg_data);
5519                 return -1;
5520         }
5521         size = arg_data->size;
5522         /* Bit-mask fill is not supported. */
5523         if (arg_data->mask)
5524                 goto error;
5525         if (!ctx->object)
5526                 return len;
5527
5528         /* translate bytes string to array. */
5529         if (str[0] == '0' && ((str[1] == 'x') ||
5530                         (str[1] == 'X'))) {
5531                 str += 2;
5532                 hexlen -= 2;
5533         }
5534         if (hexlen > length)
5535                 return -1;
5536         ret = parse_hex_string(str, hex_tmp, &hexlen);
5537         if (ret < 0)
5538                 goto error;
5539         /* Let parse_int() fill length information first. */
5540         ret = snprintf(tmp, sizeof(tmp), "%u", hexlen);
5541         if (ret < 0)
5542                 goto error;
5543         push_args(ctx, arg_len);
5544         ret = parse_int(ctx, token, tmp, ret, NULL, 0);
5545         if (ret < 0) {
5546                 pop_args(ctx);
5547                 goto error;
5548         }
5549         buf = (uint8_t *)ctx->object + arg_data->offset;
5550         /* Output buffer is not necessarily NUL-terminated. */
5551         memcpy(buf, hex_tmp, hexlen);
5552         memset((uint8_t *)buf + hexlen, 0x00, size - hexlen);
5553         if (ctx->objmask)
5554                 memset((uint8_t *)ctx->objmask + arg_data->offset,
5555                                         0xff, hexlen);
5556         /* Save address if requested. */
5557         if (arg_addr->size) {
5558                 memcpy((uint8_t *)ctx->object + arg_addr->offset,
5559                        (void *[]){
5560                         (uint8_t *)ctx->object + arg_data->offset
5561                        },
5562                        arg_addr->size);
5563                 if (ctx->objmask)
5564                         memcpy((uint8_t *)ctx->objmask + arg_addr->offset,
5565                                (void *[]){
5566                                 (uint8_t *)ctx->objmask + arg_data->offset
5567                                },
5568                                arg_addr->size);
5569         }
5570         return len;
5571 error:
5572         push_args(ctx, arg_addr);
5573         push_args(ctx, arg_len);
5574         push_args(ctx, arg_data);
5575         return -1;
5576
5577 }
5578
5579 /**
5580  * Parse a zero-ended string.
5581  */
5582 static int
5583 parse_string0(struct context *ctx, const struct token *token __rte_unused,
5584              const char *str, unsigned int len,
5585              void *buf, unsigned int size)
5586 {
5587         const struct arg *arg_data = pop_args(ctx);
5588
5589         /* Arguments are expected. */
5590         if (!arg_data)
5591                 return -1;
5592         size = arg_data->size;
5593         /* Bit-mask fill is not supported. */
5594         if (arg_data->mask || size < len + 1)
5595                 goto error;
5596         if (!ctx->object)
5597                 return len;
5598         buf = (uint8_t *)ctx->object + arg_data->offset;
5599         strncpy(buf, str, len);
5600         if (ctx->objmask)
5601                 memset((uint8_t *)ctx->objmask + arg_data->offset, 0xff, len);
5602         return len;
5603 error:
5604         push_args(ctx, arg_data);
5605         return -1;
5606 }
5607
5608 /**
5609  * Parse a MAC address.
5610  *
5611  * Last argument (ctx->args) is retrieved to determine storage size and
5612  * location.
5613  */
5614 static int
5615 parse_mac_addr(struct context *ctx, const struct token *token,
5616                const char *str, unsigned int len,
5617                void *buf, unsigned int size)
5618 {
5619         const struct arg *arg = pop_args(ctx);
5620         struct rte_ether_addr tmp;
5621         int ret;
5622
5623         (void)token;
5624         /* Argument is expected. */
5625         if (!arg)
5626                 return -1;
5627         size = arg->size;
5628         /* Bit-mask fill is not supported. */
5629         if (arg->mask || size != sizeof(tmp))
5630                 goto error;
5631         /* Only network endian is supported. */
5632         if (!arg->hton)
5633                 goto error;
5634         ret = cmdline_parse_etheraddr(NULL, str, &tmp, size);
5635         if (ret < 0 || (unsigned int)ret != len)
5636                 goto error;
5637         if (!ctx->object)
5638                 return len;
5639         buf = (uint8_t *)ctx->object + arg->offset;
5640         memcpy(buf, &tmp, size);
5641         if (ctx->objmask)
5642                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5643         return len;
5644 error:
5645         push_args(ctx, arg);
5646         return -1;
5647 }
5648
5649 /**
5650  * Parse an IPv4 address.
5651  *
5652  * Last argument (ctx->args) is retrieved to determine storage size and
5653  * location.
5654  */
5655 static int
5656 parse_ipv4_addr(struct context *ctx, const struct token *token,
5657                 const char *str, unsigned int len,
5658                 void *buf, unsigned int size)
5659 {
5660         const struct arg *arg = pop_args(ctx);
5661         char str2[len + 1];
5662         struct in_addr tmp;
5663         int ret;
5664
5665         /* Argument is expected. */
5666         if (!arg)
5667                 return -1;
5668         size = arg->size;
5669         /* Bit-mask fill is not supported. */
5670         if (arg->mask || size != sizeof(tmp))
5671                 goto error;
5672         /* Only network endian is supported. */
5673         if (!arg->hton)
5674                 goto error;
5675         memcpy(str2, str, len);
5676         str2[len] = '\0';
5677         ret = inet_pton(AF_INET, str2, &tmp);
5678         if (ret != 1) {
5679                 /* Attempt integer parsing. */
5680                 push_args(ctx, arg);
5681                 return parse_int(ctx, token, str, len, buf, size);
5682         }
5683         if (!ctx->object)
5684                 return len;
5685         buf = (uint8_t *)ctx->object + arg->offset;
5686         memcpy(buf, &tmp, size);
5687         if (ctx->objmask)
5688                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5689         return len;
5690 error:
5691         push_args(ctx, arg);
5692         return -1;
5693 }
5694
5695 /**
5696  * Parse an IPv6 address.
5697  *
5698  * Last argument (ctx->args) is retrieved to determine storage size and
5699  * location.
5700  */
5701 static int
5702 parse_ipv6_addr(struct context *ctx, const struct token *token,
5703                 const char *str, unsigned int len,
5704                 void *buf, unsigned int size)
5705 {
5706         const struct arg *arg = pop_args(ctx);
5707         char str2[len + 1];
5708         struct in6_addr tmp;
5709         int ret;
5710
5711         (void)token;
5712         /* Argument is expected. */
5713         if (!arg)
5714                 return -1;
5715         size = arg->size;
5716         /* Bit-mask fill is not supported. */
5717         if (arg->mask || size != sizeof(tmp))
5718                 goto error;
5719         /* Only network endian is supported. */
5720         if (!arg->hton)
5721                 goto error;
5722         memcpy(str2, str, len);
5723         str2[len] = '\0';
5724         ret = inet_pton(AF_INET6, str2, &tmp);
5725         if (ret != 1)
5726                 goto error;
5727         if (!ctx->object)
5728                 return len;
5729         buf = (uint8_t *)ctx->object + arg->offset;
5730         memcpy(buf, &tmp, size);
5731         if (ctx->objmask)
5732                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5733         return len;
5734 error:
5735         push_args(ctx, arg);
5736         return -1;
5737 }
5738
5739 /** Boolean values (even indices stand for false). */
5740 static const char *const boolean_name[] = {
5741         "0", "1",
5742         "false", "true",
5743         "no", "yes",
5744         "N", "Y",
5745         "off", "on",
5746         NULL,
5747 };
5748
5749 /**
5750  * Parse a boolean value.
5751  *
5752  * Last argument (ctx->args) is retrieved to determine storage size and
5753  * location.
5754  */
5755 static int
5756 parse_boolean(struct context *ctx, const struct token *token,
5757               const char *str, unsigned int len,
5758               void *buf, unsigned int size)
5759 {
5760         const struct arg *arg = pop_args(ctx);
5761         unsigned int i;
5762         int ret;
5763
5764         /* Argument is expected. */
5765         if (!arg)
5766                 return -1;
5767         for (i = 0; boolean_name[i]; ++i)
5768                 if (!strcmp_partial(boolean_name[i], str, len))
5769                         break;
5770         /* Process token as integer. */
5771         if (boolean_name[i])
5772                 str = i & 1 ? "1" : "0";
5773         push_args(ctx, arg);
5774         ret = parse_int(ctx, token, str, strlen(str), buf, size);
5775         return ret > 0 ? (int)len : ret;
5776 }
5777
5778 /** Parse port and update context. */
5779 static int
5780 parse_port(struct context *ctx, const struct token *token,
5781            const char *str, unsigned int len,
5782            void *buf, unsigned int size)
5783 {
5784         struct buffer *out = &(struct buffer){ .port = 0 };
5785         int ret;
5786
5787         if (buf)
5788                 out = buf;
5789         else {
5790                 ctx->objdata = 0;
5791                 ctx->object = out;
5792                 ctx->objmask = NULL;
5793                 size = sizeof(*out);
5794         }
5795         ret = parse_int(ctx, token, str, len, out, size);
5796         if (ret >= 0)
5797                 ctx->port = out->port;
5798         if (!buf)
5799                 ctx->object = NULL;
5800         return ret;
5801 }
5802
5803 /** Parse set command, initialize output buffer for subsequent tokens. */
5804 static int
5805 parse_set_raw_encap_decap(struct context *ctx, const struct token *token,
5806                           const char *str, unsigned int len,
5807                           void *buf, unsigned int size)
5808 {
5809         struct buffer *out = buf;
5810
5811         /* Token name must match. */
5812         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5813                 return -1;
5814         /* Nothing else to do if there is no buffer. */
5815         if (!out)
5816                 return len;
5817         /* Make sure buffer is large enough. */
5818         if (size < sizeof(*out))
5819                 return -1;
5820         ctx->objdata = 0;
5821         ctx->objmask = NULL;
5822         ctx->object = out;
5823         if (!out->command)
5824                 return -1;
5825         out->command = ctx->curr;
5826         return len;
5827 }
5828
5829 /**
5830  * Parse set raw_encap/raw_decap command,
5831  * initialize output buffer for subsequent tokens.
5832  */
5833 static int
5834 parse_set_init(struct context *ctx, const struct token *token,
5835                const char *str, unsigned int len,
5836                void *buf, unsigned int size)
5837 {
5838         struct buffer *out = buf;
5839
5840         /* Token name must match. */
5841         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5842                 return -1;
5843         /* Nothing else to do if there is no buffer. */
5844         if (!out)
5845                 return len;
5846         /* Make sure buffer is large enough. */
5847         if (size < sizeof(*out))
5848                 return -1;
5849         /* Initialize buffer. */
5850         memset(out, 0x00, sizeof(*out));
5851         memset((uint8_t *)out + sizeof(*out), 0x22, size - sizeof(*out));
5852         ctx->objdata = 0;
5853         ctx->object = out;
5854         ctx->objmask = NULL;
5855         if (!out->command) {
5856                 if (ctx->curr != SET)
5857                         return -1;
5858                 if (sizeof(*out) > size)
5859                         return -1;
5860                 out->command = ctx->curr;
5861                 out->args.vc.data = (uint8_t *)out + size;
5862                 /* All we need is pattern */
5863                 out->args.vc.pattern =
5864                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
5865                                                sizeof(double));
5866                 ctx->object = out->args.vc.pattern;
5867         }
5868         return len;
5869 }
5870
5871 /** No completion. */
5872 static int
5873 comp_none(struct context *ctx, const struct token *token,
5874           unsigned int ent, char *buf, unsigned int size)
5875 {
5876         (void)ctx;
5877         (void)token;
5878         (void)ent;
5879         (void)buf;
5880         (void)size;
5881         return 0;
5882 }
5883
5884 /** Complete boolean values. */
5885 static int
5886 comp_boolean(struct context *ctx, const struct token *token,
5887              unsigned int ent, char *buf, unsigned int size)
5888 {
5889         unsigned int i;
5890
5891         (void)ctx;
5892         (void)token;
5893         for (i = 0; boolean_name[i]; ++i)
5894                 if (buf && i == ent)
5895                         return strlcpy(buf, boolean_name[i], size);
5896         if (buf)
5897                 return -1;
5898         return i;
5899 }
5900
5901 /** Complete action names. */
5902 static int
5903 comp_action(struct context *ctx, const struct token *token,
5904             unsigned int ent, char *buf, unsigned int size)
5905 {
5906         unsigned int i;
5907
5908         (void)ctx;
5909         (void)token;
5910         for (i = 0; next_action[i]; ++i)
5911                 if (buf && i == ent)
5912                         return strlcpy(buf, token_list[next_action[i]].name,
5913                                        size);
5914         if (buf)
5915                 return -1;
5916         return i;
5917 }
5918
5919 /** Complete available ports. */
5920 static int
5921 comp_port(struct context *ctx, const struct token *token,
5922           unsigned int ent, char *buf, unsigned int size)
5923 {
5924         unsigned int i = 0;
5925         portid_t p;
5926
5927         (void)ctx;
5928         (void)token;
5929         RTE_ETH_FOREACH_DEV(p) {
5930                 if (buf && i == ent)
5931                         return snprintf(buf, size, "%u", p);
5932                 ++i;
5933         }
5934         if (buf)
5935                 return -1;
5936         return i;
5937 }
5938
5939 /** Complete available rule IDs. */
5940 static int
5941 comp_rule_id(struct context *ctx, const struct token *token,
5942              unsigned int ent, char *buf, unsigned int size)
5943 {
5944         unsigned int i = 0;
5945         struct rte_port *port;
5946         struct port_flow *pf;
5947
5948         (void)token;
5949         if (port_id_is_invalid(ctx->port, DISABLED_WARN) ||
5950             ctx->port == (portid_t)RTE_PORT_ALL)
5951                 return -1;
5952         port = &ports[ctx->port];
5953         for (pf = port->flow_list; pf != NULL; pf = pf->next) {
5954                 if (buf && i == ent)
5955                         return snprintf(buf, size, "%u", pf->id);
5956                 ++i;
5957         }
5958         if (buf)
5959                 return -1;
5960         return i;
5961 }
5962
5963 /** Complete type field for RSS action. */
5964 static int
5965 comp_vc_action_rss_type(struct context *ctx, const struct token *token,
5966                         unsigned int ent, char *buf, unsigned int size)
5967 {
5968         unsigned int i;
5969
5970         (void)ctx;
5971         (void)token;
5972         for (i = 0; rss_type_table[i].str; ++i)
5973                 ;
5974         if (!buf)
5975                 return i + 1;
5976         if (ent < i)
5977                 return strlcpy(buf, rss_type_table[ent].str, size);
5978         if (ent == i)
5979                 return snprintf(buf, size, "end");
5980         return -1;
5981 }
5982
5983 /** Complete queue field for RSS action. */
5984 static int
5985 comp_vc_action_rss_queue(struct context *ctx, const struct token *token,
5986                          unsigned int ent, char *buf, unsigned int size)
5987 {
5988         (void)ctx;
5989         (void)token;
5990         if (!buf)
5991                 return nb_rxq + 1;
5992         if (ent < nb_rxq)
5993                 return snprintf(buf, size, "%u", ent);
5994         if (ent == nb_rxq)
5995                 return snprintf(buf, size, "end");
5996         return -1;
5997 }
5998
5999 /** Complete index number for set raw_encap/raw_decap commands. */
6000 static int
6001 comp_set_raw_index(struct context *ctx, const struct token *token,
6002                    unsigned int ent, char *buf, unsigned int size)
6003 {
6004         uint16_t idx = 0;
6005         uint16_t nb = 0;
6006
6007         RTE_SET_USED(ctx);
6008         RTE_SET_USED(token);
6009         for (idx = 0; idx < RAW_ENCAP_CONFS_MAX_NUM; ++idx) {
6010                 if (buf && idx == ent)
6011                         return snprintf(buf, size, "%u", idx);
6012                 ++nb;
6013         }
6014         return nb;
6015 }
6016
6017 /** Internal context. */
6018 static struct context cmd_flow_context;
6019
6020 /** Global parser instance (cmdline API). */
6021 cmdline_parse_inst_t cmd_flow;
6022 cmdline_parse_inst_t cmd_set_raw;
6023
6024 /** Initialize context. */
6025 static void
6026 cmd_flow_context_init(struct context *ctx)
6027 {
6028         /* A full memset() is not necessary. */
6029         ctx->curr = ZERO;
6030         ctx->prev = ZERO;
6031         ctx->next_num = 0;
6032         ctx->args_num = 0;
6033         ctx->eol = 0;
6034         ctx->last = 0;
6035         ctx->port = 0;
6036         ctx->objdata = 0;
6037         ctx->object = NULL;
6038         ctx->objmask = NULL;
6039 }
6040
6041 /** Parse a token (cmdline API). */
6042 static int
6043 cmd_flow_parse(cmdline_parse_token_hdr_t *hdr, const char *src, void *result,
6044                unsigned int size)
6045 {
6046         struct context *ctx = &cmd_flow_context;
6047         const struct token *token;
6048         const enum index *list;
6049         int len;
6050         int i;
6051
6052         (void)hdr;
6053         token = &token_list[ctx->curr];
6054         /* Check argument length. */
6055         ctx->eol = 0;
6056         ctx->last = 1;
6057         for (len = 0; src[len]; ++len)
6058                 if (src[len] == '#' || isspace(src[len]))
6059                         break;
6060         if (!len)
6061                 return -1;
6062         /* Last argument and EOL detection. */
6063         for (i = len; src[i]; ++i)
6064                 if (src[i] == '#' || src[i] == '\r' || src[i] == '\n')
6065                         break;
6066                 else if (!isspace(src[i])) {
6067                         ctx->last = 0;
6068                         break;
6069                 }
6070         for (; src[i]; ++i)
6071                 if (src[i] == '\r' || src[i] == '\n') {
6072                         ctx->eol = 1;
6073                         break;
6074                 }
6075         /* Initialize context if necessary. */
6076         if (!ctx->next_num) {
6077                 if (!token->next)
6078                         return 0;
6079                 ctx->next[ctx->next_num++] = token->next[0];
6080         }
6081         /* Process argument through candidates. */
6082         ctx->prev = ctx->curr;
6083         list = ctx->next[ctx->next_num - 1];
6084         for (i = 0; list[i]; ++i) {
6085                 const struct token *next = &token_list[list[i]];
6086                 int tmp;
6087
6088                 ctx->curr = list[i];
6089                 if (next->call)
6090                         tmp = next->call(ctx, next, src, len, result, size);
6091                 else
6092                         tmp = parse_default(ctx, next, src, len, result, size);
6093                 if (tmp == -1 || tmp != len)
6094                         continue;
6095                 token = next;
6096                 break;
6097         }
6098         if (!list[i])
6099                 return -1;
6100         --ctx->next_num;
6101         /* Push subsequent tokens if any. */
6102         if (token->next)
6103                 for (i = 0; token->next[i]; ++i) {
6104                         if (ctx->next_num == RTE_DIM(ctx->next))
6105                                 return -1;
6106                         ctx->next[ctx->next_num++] = token->next[i];
6107                 }
6108         /* Push arguments if any. */
6109         if (token->args)
6110                 for (i = 0; token->args[i]; ++i) {
6111                         if (ctx->args_num == RTE_DIM(ctx->args))
6112                                 return -1;
6113                         ctx->args[ctx->args_num++] = token->args[i];
6114                 }
6115         return len;
6116 }
6117
6118 /** Return number of completion entries (cmdline API). */
6119 static int
6120 cmd_flow_complete_get_nb(cmdline_parse_token_hdr_t *hdr)
6121 {
6122         struct context *ctx = &cmd_flow_context;
6123         const struct token *token = &token_list[ctx->curr];
6124         const enum index *list;
6125         int i;
6126
6127         (void)hdr;
6128         /* Count number of tokens in current list. */
6129         if (ctx->next_num)
6130                 list = ctx->next[ctx->next_num - 1];
6131         else
6132                 list = token->next[0];
6133         for (i = 0; list[i]; ++i)
6134                 ;
6135         if (!i)
6136                 return 0;
6137         /*
6138          * If there is a single token, use its completion callback, otherwise
6139          * return the number of entries.
6140          */
6141         token = &token_list[list[0]];
6142         if (i == 1 && token->comp) {
6143                 /* Save index for cmd_flow_get_help(). */
6144                 ctx->prev = list[0];
6145                 return token->comp(ctx, token, 0, NULL, 0);
6146         }
6147         return i;
6148 }
6149
6150 /** Return a completion entry (cmdline API). */
6151 static int
6152 cmd_flow_complete_get_elt(cmdline_parse_token_hdr_t *hdr, int index,
6153                           char *dst, unsigned int size)
6154 {
6155         struct context *ctx = &cmd_flow_context;
6156         const struct token *token = &token_list[ctx->curr];
6157         const enum index *list;
6158         int i;
6159
6160         (void)hdr;
6161         /* Count number of tokens in current list. */
6162         if (ctx->next_num)
6163                 list = ctx->next[ctx->next_num - 1];
6164         else
6165                 list = token->next[0];
6166         for (i = 0; list[i]; ++i)
6167                 ;
6168         if (!i)
6169                 return -1;
6170         /* If there is a single token, use its completion callback. */
6171         token = &token_list[list[0]];
6172         if (i == 1 && token->comp) {
6173                 /* Save index for cmd_flow_get_help(). */
6174                 ctx->prev = list[0];
6175                 return token->comp(ctx, token, index, dst, size) < 0 ? -1 : 0;
6176         }
6177         /* Otherwise make sure the index is valid and use defaults. */
6178         if (index >= i)
6179                 return -1;
6180         token = &token_list[list[index]];
6181         strlcpy(dst, token->name, size);
6182         /* Save index for cmd_flow_get_help(). */
6183         ctx->prev = list[index];
6184         return 0;
6185 }
6186
6187 /** Populate help strings for current token (cmdline API). */
6188 static int
6189 cmd_flow_get_help(cmdline_parse_token_hdr_t *hdr, char *dst, unsigned int size)
6190 {
6191         struct context *ctx = &cmd_flow_context;
6192         const struct token *token = &token_list[ctx->prev];
6193
6194         (void)hdr;
6195         if (!size)
6196                 return -1;
6197         /* Set token type and update global help with details. */
6198         strlcpy(dst, (token->type ? token->type : "TOKEN"), size);
6199         if (token->help)
6200                 cmd_flow.help_str = token->help;
6201         else
6202                 cmd_flow.help_str = token->name;
6203         return 0;
6204 }
6205
6206 /** Token definition template (cmdline API). */
6207 static struct cmdline_token_hdr cmd_flow_token_hdr = {
6208         .ops = &(struct cmdline_token_ops){
6209                 .parse = cmd_flow_parse,
6210                 .complete_get_nb = cmd_flow_complete_get_nb,
6211                 .complete_get_elt = cmd_flow_complete_get_elt,
6212                 .get_help = cmd_flow_get_help,
6213         },
6214         .offset = 0,
6215 };
6216
6217 /** Populate the next dynamic token. */
6218 static void
6219 cmd_flow_tok(cmdline_parse_token_hdr_t **hdr,
6220              cmdline_parse_token_hdr_t **hdr_inst)
6221 {
6222         struct context *ctx = &cmd_flow_context;
6223
6224         /* Always reinitialize context before requesting the first token. */
6225         if (!(hdr_inst - cmd_flow.tokens))
6226                 cmd_flow_context_init(ctx);
6227         /* Return NULL when no more tokens are expected. */
6228         if (!ctx->next_num && ctx->curr) {
6229                 *hdr = NULL;
6230                 return;
6231         }
6232         /* Determine if command should end here. */
6233         if (ctx->eol && ctx->last && ctx->next_num) {
6234                 const enum index *list = ctx->next[ctx->next_num - 1];
6235                 int i;
6236
6237                 for (i = 0; list[i]; ++i) {
6238                         if (list[i] != END)
6239                                 continue;
6240                         *hdr = NULL;
6241                         return;
6242                 }
6243         }
6244         *hdr = &cmd_flow_token_hdr;
6245 }
6246
6247 /** Dispatch parsed buffer to function calls. */
6248 static void
6249 cmd_flow_parsed(const struct buffer *in)
6250 {
6251         switch (in->command) {
6252         case VALIDATE:
6253                 port_flow_validate(in->port, &in->args.vc.attr,
6254                                    in->args.vc.pattern, in->args.vc.actions);
6255                 break;
6256         case CREATE:
6257                 port_flow_create(in->port, &in->args.vc.attr,
6258                                  in->args.vc.pattern, in->args.vc.actions);
6259                 break;
6260         case DESTROY:
6261                 port_flow_destroy(in->port, in->args.destroy.rule_n,
6262                                   in->args.destroy.rule);
6263                 break;
6264         case FLUSH:
6265                 port_flow_flush(in->port);
6266                 break;
6267         case DUMP:
6268                 port_flow_dump(in->port, in->args.dump.file);
6269                 break;
6270         case QUERY:
6271                 port_flow_query(in->port, in->args.query.rule,
6272                                 &in->args.query.action);
6273                 break;
6274         case LIST:
6275                 port_flow_list(in->port, in->args.list.group_n,
6276                                in->args.list.group);
6277                 break;
6278         case ISOLATE:
6279                 port_flow_isolate(in->port, in->args.isolate.set);
6280                 break;
6281         default:
6282                 break;
6283         }
6284 }
6285
6286 /** Token generator and output processing callback (cmdline API). */
6287 static void
6288 cmd_flow_cb(void *arg0, struct cmdline *cl, void *arg2)
6289 {
6290         if (cl == NULL)
6291                 cmd_flow_tok(arg0, arg2);
6292         else
6293                 cmd_flow_parsed(arg0);
6294 }
6295
6296 /** Global parser instance (cmdline API). */
6297 cmdline_parse_inst_t cmd_flow = {
6298         .f = cmd_flow_cb,
6299         .data = NULL, /**< Unused. */
6300         .help_str = NULL, /**< Updated by cmd_flow_get_help(). */
6301         .tokens = {
6302                 NULL,
6303         }, /**< Tokens are returned by cmd_flow_tok(). */
6304 };
6305
6306 /** set cmd facility. Reuse cmd flow's infrastructure as much as possible. */
6307
6308 static void
6309 update_fields(uint8_t *buf, struct rte_flow_item *item, uint16_t next_proto)
6310 {
6311         struct rte_flow_item_ipv4 *ipv4;
6312         struct rte_flow_item_eth *eth;
6313         struct rte_flow_item_ipv6 *ipv6;
6314         struct rte_flow_item_vxlan *vxlan;
6315         struct rte_flow_item_vxlan_gpe *gpe;
6316         struct rte_flow_item_nvgre *nvgre;
6317         uint32_t ipv6_vtc_flow;
6318
6319         switch (item->type) {
6320         case RTE_FLOW_ITEM_TYPE_ETH:
6321                 eth = (struct rte_flow_item_eth *)buf;
6322                 if (next_proto)
6323                         eth->type = rte_cpu_to_be_16(next_proto);
6324                 break;
6325         case RTE_FLOW_ITEM_TYPE_IPV4:
6326                 ipv4 = (struct rte_flow_item_ipv4 *)buf;
6327                 ipv4->hdr.version_ihl = 0x45;
6328                 if (next_proto && ipv4->hdr.next_proto_id == 0)
6329                         ipv4->hdr.next_proto_id = (uint8_t)next_proto;
6330                 break;
6331         case RTE_FLOW_ITEM_TYPE_IPV6:
6332                 ipv6 = (struct rte_flow_item_ipv6 *)buf;
6333                 if (next_proto && ipv6->hdr.proto == 0)
6334                         ipv6->hdr.proto = (uint8_t)next_proto;
6335                 ipv6_vtc_flow = rte_be_to_cpu_32(ipv6->hdr.vtc_flow);
6336                 ipv6_vtc_flow &= 0x0FFFFFFF; /*< reset version bits. */
6337                 ipv6_vtc_flow |= 0x60000000; /*< set ipv6 version. */
6338                 ipv6->hdr.vtc_flow = rte_cpu_to_be_32(ipv6_vtc_flow);
6339                 break;
6340         case RTE_FLOW_ITEM_TYPE_VXLAN:
6341                 vxlan = (struct rte_flow_item_vxlan *)buf;
6342                 vxlan->flags = 0x08;
6343                 break;
6344         case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6345                 gpe = (struct rte_flow_item_vxlan_gpe *)buf;
6346                 gpe->flags = 0x0C;
6347                 break;
6348         case RTE_FLOW_ITEM_TYPE_NVGRE:
6349                 nvgre = (struct rte_flow_item_nvgre *)buf;
6350                 nvgre->protocol = rte_cpu_to_be_16(0x6558);
6351                 nvgre->c_k_s_rsvd0_ver = rte_cpu_to_be_16(0x2000);
6352                 break;
6353         default:
6354                 break;
6355         }
6356 }
6357
6358 /** Helper of get item's default mask. */
6359 static const void *
6360 flow_item_default_mask(const struct rte_flow_item *item)
6361 {
6362         const void *mask = NULL;
6363         static rte_be32_t gre_key_default_mask = RTE_BE32(UINT32_MAX);
6364
6365         switch (item->type) {
6366         case RTE_FLOW_ITEM_TYPE_ANY:
6367                 mask = &rte_flow_item_any_mask;
6368                 break;
6369         case RTE_FLOW_ITEM_TYPE_VF:
6370                 mask = &rte_flow_item_vf_mask;
6371                 break;
6372         case RTE_FLOW_ITEM_TYPE_PORT_ID:
6373                 mask = &rte_flow_item_port_id_mask;
6374                 break;
6375         case RTE_FLOW_ITEM_TYPE_RAW:
6376                 mask = &rte_flow_item_raw_mask;
6377                 break;
6378         case RTE_FLOW_ITEM_TYPE_ETH:
6379                 mask = &rte_flow_item_eth_mask;
6380                 break;
6381         case RTE_FLOW_ITEM_TYPE_VLAN:
6382                 mask = &rte_flow_item_vlan_mask;
6383                 break;
6384         case RTE_FLOW_ITEM_TYPE_IPV4:
6385                 mask = &rte_flow_item_ipv4_mask;
6386                 break;
6387         case RTE_FLOW_ITEM_TYPE_IPV6:
6388                 mask = &rte_flow_item_ipv6_mask;
6389                 break;
6390         case RTE_FLOW_ITEM_TYPE_ICMP:
6391                 mask = &rte_flow_item_icmp_mask;
6392                 break;
6393         case RTE_FLOW_ITEM_TYPE_UDP:
6394                 mask = &rte_flow_item_udp_mask;
6395                 break;
6396         case RTE_FLOW_ITEM_TYPE_TCP:
6397                 mask = &rte_flow_item_tcp_mask;
6398                 break;
6399         case RTE_FLOW_ITEM_TYPE_SCTP:
6400                 mask = &rte_flow_item_sctp_mask;
6401                 break;
6402         case RTE_FLOW_ITEM_TYPE_VXLAN:
6403                 mask = &rte_flow_item_vxlan_mask;
6404                 break;
6405         case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6406                 mask = &rte_flow_item_vxlan_gpe_mask;
6407                 break;
6408         case RTE_FLOW_ITEM_TYPE_E_TAG:
6409                 mask = &rte_flow_item_e_tag_mask;
6410                 break;
6411         case RTE_FLOW_ITEM_TYPE_NVGRE:
6412                 mask = &rte_flow_item_nvgre_mask;
6413                 break;
6414         case RTE_FLOW_ITEM_TYPE_MPLS:
6415                 mask = &rte_flow_item_mpls_mask;
6416                 break;
6417         case RTE_FLOW_ITEM_TYPE_GRE:
6418                 mask = &rte_flow_item_gre_mask;
6419                 break;
6420         case RTE_FLOW_ITEM_TYPE_GRE_KEY:
6421                 mask = &gre_key_default_mask;
6422                 break;
6423         case RTE_FLOW_ITEM_TYPE_META:
6424                 mask = &rte_flow_item_meta_mask;
6425                 break;
6426         case RTE_FLOW_ITEM_TYPE_FUZZY:
6427                 mask = &rte_flow_item_fuzzy_mask;
6428                 break;
6429         case RTE_FLOW_ITEM_TYPE_GTP:
6430                 mask = &rte_flow_item_gtp_mask;
6431                 break;
6432         case RTE_FLOW_ITEM_TYPE_GTP_PSC:
6433                 mask = &rte_flow_item_gtp_psc_mask;
6434                 break;
6435         case RTE_FLOW_ITEM_TYPE_GENEVE:
6436                 mask = &rte_flow_item_geneve_mask;
6437                 break;
6438         case RTE_FLOW_ITEM_TYPE_PPPOE_PROTO_ID:
6439                 mask = &rte_flow_item_pppoe_proto_id_mask;
6440                 break;
6441         case RTE_FLOW_ITEM_TYPE_L2TPV3OIP:
6442                 mask = &rte_flow_item_l2tpv3oip_mask;
6443                 break;
6444         case RTE_FLOW_ITEM_TYPE_ESP:
6445                 mask = &rte_flow_item_esp_mask;
6446                 break;
6447         default:
6448                 break;
6449         }
6450         return mask;
6451 }
6452
6453
6454
6455 /** Dispatch parsed buffer to function calls. */
6456 static void
6457 cmd_set_raw_parsed(const struct buffer *in)
6458 {
6459         uint32_t n = in->args.vc.pattern_n;
6460         int i = 0;
6461         struct rte_flow_item *item = NULL;
6462         size_t size = 0;
6463         uint8_t *data = NULL;
6464         uint8_t *data_tail = NULL;
6465         size_t *total_size = NULL;
6466         uint16_t upper_layer = 0;
6467         uint16_t proto = 0;
6468         uint16_t idx = in->port; /* We borrow port field as index */
6469
6470         RTE_ASSERT(in->command == SET_RAW_ENCAP ||
6471                    in->command == SET_RAW_DECAP);
6472         if (in->command == SET_RAW_ENCAP) {
6473                 total_size = &raw_encap_confs[idx].size;
6474                 data = (uint8_t *)&raw_encap_confs[idx].data;
6475         } else {
6476                 total_size = &raw_decap_confs[idx].size;
6477                 data = (uint8_t *)&raw_decap_confs[idx].data;
6478         }
6479         *total_size = 0;
6480         memset(data, 0x00, ACTION_RAW_ENCAP_MAX_DATA);
6481         /* process hdr from upper layer to low layer (L3/L4 -> L2). */
6482         data_tail = data + ACTION_RAW_ENCAP_MAX_DATA;
6483         for (i = n - 1 ; i >= 0; --i) {
6484                 item = in->args.vc.pattern + i;
6485                 if (item->spec == NULL)
6486                         item->spec = flow_item_default_mask(item);
6487                 switch (item->type) {
6488                 case RTE_FLOW_ITEM_TYPE_ETH:
6489                         size = sizeof(struct rte_flow_item_eth);
6490                         break;
6491                 case RTE_FLOW_ITEM_TYPE_VLAN:
6492                         size = sizeof(struct rte_flow_item_vlan);
6493                         proto = RTE_ETHER_TYPE_VLAN;
6494                         break;
6495                 case RTE_FLOW_ITEM_TYPE_IPV4:
6496                         size = sizeof(struct rte_flow_item_ipv4);
6497                         proto = RTE_ETHER_TYPE_IPV4;
6498                         break;
6499                 case RTE_FLOW_ITEM_TYPE_IPV6:
6500                         size = sizeof(struct rte_flow_item_ipv6);
6501                         proto = RTE_ETHER_TYPE_IPV6;
6502                         break;
6503                 case RTE_FLOW_ITEM_TYPE_UDP:
6504                         size = sizeof(struct rte_flow_item_udp);
6505                         proto = 0x11;
6506                         break;
6507                 case RTE_FLOW_ITEM_TYPE_TCP:
6508                         size = sizeof(struct rte_flow_item_tcp);
6509                         proto = 0x06;
6510                         break;
6511                 case RTE_FLOW_ITEM_TYPE_VXLAN:
6512                         size = sizeof(struct rte_flow_item_vxlan);
6513                         break;
6514                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6515                         size = sizeof(struct rte_flow_item_vxlan_gpe);
6516                         break;
6517                 case RTE_FLOW_ITEM_TYPE_GRE:
6518                         size = sizeof(struct rte_flow_item_gre);
6519                         proto = 0x2F;
6520                         break;
6521                 case RTE_FLOW_ITEM_TYPE_GRE_KEY:
6522                         size = sizeof(rte_be32_t);
6523                         proto = 0x0;
6524                         break;
6525                 case RTE_FLOW_ITEM_TYPE_MPLS:
6526                         size = sizeof(struct rte_flow_item_mpls);
6527                         proto = 0x0;
6528                         break;
6529                 case RTE_FLOW_ITEM_TYPE_NVGRE:
6530                         size = sizeof(struct rte_flow_item_nvgre);
6531                         proto = 0x2F;
6532                         break;
6533                 case RTE_FLOW_ITEM_TYPE_GENEVE:
6534                         size = sizeof(struct rte_flow_item_geneve);
6535                         break;
6536                 case RTE_FLOW_ITEM_TYPE_L2TPV3OIP:
6537                         size = sizeof(struct rte_flow_item_l2tpv3oip);
6538                         proto = 0x73;
6539                         break;
6540                 case RTE_FLOW_ITEM_TYPE_ESP:
6541                         size = sizeof(struct rte_flow_item_esp);
6542                         proto = 0x32;
6543                         break;
6544                 default:
6545                         printf("Error - Not supported item\n");
6546                         *total_size = 0;
6547                         memset(data, 0x00, ACTION_RAW_ENCAP_MAX_DATA);
6548                         return;
6549                 }
6550                 *total_size += size;
6551                 rte_memcpy(data_tail - (*total_size), item->spec, size);
6552                 /* update some fields which cannot be set by cmdline */
6553                 update_fields((data_tail - (*total_size)), item,
6554                               upper_layer);
6555                 upper_layer = proto;
6556         }
6557         if (verbose_level & 0x1)
6558                 printf("total data size is %zu\n", (*total_size));
6559         RTE_ASSERT((*total_size) <= ACTION_RAW_ENCAP_MAX_DATA);
6560         memmove(data, (data_tail - (*total_size)), *total_size);
6561 }
6562
6563 /** Populate help strings for current token (cmdline API). */
6564 static int
6565 cmd_set_raw_get_help(cmdline_parse_token_hdr_t *hdr, char *dst,
6566                      unsigned int size)
6567 {
6568         struct context *ctx = &cmd_flow_context;
6569         const struct token *token = &token_list[ctx->prev];
6570
6571         (void)hdr;
6572         if (!size)
6573                 return -1;
6574         /* Set token type and update global help with details. */
6575         snprintf(dst, size, "%s", (token->type ? token->type : "TOKEN"));
6576         if (token->help)
6577                 cmd_set_raw.help_str = token->help;
6578         else
6579                 cmd_set_raw.help_str = token->name;
6580         return 0;
6581 }
6582
6583 /** Token definition template (cmdline API). */
6584 static struct cmdline_token_hdr cmd_set_raw_token_hdr = {
6585         .ops = &(struct cmdline_token_ops){
6586                 .parse = cmd_flow_parse,
6587                 .complete_get_nb = cmd_flow_complete_get_nb,
6588                 .complete_get_elt = cmd_flow_complete_get_elt,
6589                 .get_help = cmd_set_raw_get_help,
6590         },
6591         .offset = 0,
6592 };
6593
6594 /** Populate the next dynamic token. */
6595 static void
6596 cmd_set_raw_tok(cmdline_parse_token_hdr_t **hdr,
6597              cmdline_parse_token_hdr_t **hdr_inst)
6598 {
6599         struct context *ctx = &cmd_flow_context;
6600
6601         /* Always reinitialize context before requesting the first token. */
6602         if (!(hdr_inst - cmd_set_raw.tokens)) {
6603                 cmd_flow_context_init(ctx);
6604                 ctx->curr = START_SET;
6605         }
6606         /* Return NULL when no more tokens are expected. */
6607         if (!ctx->next_num && (ctx->curr != START_SET)) {
6608                 *hdr = NULL;
6609                 return;
6610         }
6611         /* Determine if command should end here. */
6612         if (ctx->eol && ctx->last && ctx->next_num) {
6613                 const enum index *list = ctx->next[ctx->next_num - 1];
6614                 int i;
6615
6616                 for (i = 0; list[i]; ++i) {
6617                         if (list[i] != END)
6618                                 continue;
6619                         *hdr = NULL;
6620                         return;
6621                 }
6622         }
6623         *hdr = &cmd_set_raw_token_hdr;
6624 }
6625
6626 /** Token generator and output processing callback (cmdline API). */
6627 static void
6628 cmd_set_raw_cb(void *arg0, struct cmdline *cl, void *arg2)
6629 {
6630         if (cl == NULL)
6631                 cmd_set_raw_tok(arg0, arg2);
6632         else
6633                 cmd_set_raw_parsed(arg0);
6634 }
6635
6636 /** Global parser instance (cmdline API). */
6637 cmdline_parse_inst_t cmd_set_raw = {
6638         .f = cmd_set_raw_cb,
6639         .data = NULL, /**< Unused. */
6640         .help_str = NULL, /**< Updated by cmd_flow_get_help(). */
6641         .tokens = {
6642                 NULL,
6643         }, /**< Tokens are returned by cmd_flow_tok(). */
6644 };
6645
6646 /* *** display raw_encap/raw_decap buf */
6647 struct cmd_show_set_raw_result {
6648         cmdline_fixed_string_t cmd_show;
6649         cmdline_fixed_string_t cmd_what;
6650         cmdline_fixed_string_t cmd_all;
6651         uint16_t cmd_index;
6652 };
6653
6654 static void
6655 cmd_show_set_raw_parsed(void *parsed_result, struct cmdline *cl, void *data)
6656 {
6657         struct cmd_show_set_raw_result *res = parsed_result;
6658         uint16_t index = res->cmd_index;
6659         uint8_t all = 0;
6660         uint8_t *raw_data = NULL;
6661         size_t raw_size = 0;
6662         char title[16] = {0};
6663
6664         RTE_SET_USED(cl);
6665         RTE_SET_USED(data);
6666         if (!strcmp(res->cmd_all, "all")) {
6667                 all = 1;
6668                 index = 0;
6669         } else if (index >= RAW_ENCAP_CONFS_MAX_NUM) {
6670                 printf("index should be 0-%u\n", RAW_ENCAP_CONFS_MAX_NUM - 1);
6671                 return;
6672         }
6673         do {
6674                 if (!strcmp(res->cmd_what, "raw_encap")) {
6675                         raw_data = (uint8_t *)&raw_encap_confs[index].data;
6676                         raw_size = raw_encap_confs[index].size;
6677                         snprintf(title, 16, "\nindex: %u", index);
6678                         rte_hexdump(stdout, title, raw_data, raw_size);
6679                 } else {
6680                         raw_data = (uint8_t *)&raw_decap_confs[index].data;
6681                         raw_size = raw_decap_confs[index].size;
6682                         snprintf(title, 16, "\nindex: %u", index);
6683                         rte_hexdump(stdout, title, raw_data, raw_size);
6684                 }
6685         } while (all && ++index < RAW_ENCAP_CONFS_MAX_NUM);
6686 }
6687
6688 cmdline_parse_token_string_t cmd_show_set_raw_cmd_show =
6689         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6690                         cmd_show, "show");
6691 cmdline_parse_token_string_t cmd_show_set_raw_cmd_what =
6692         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6693                         cmd_what, "raw_encap#raw_decap");
6694 cmdline_parse_token_num_t cmd_show_set_raw_cmd_index =
6695         TOKEN_NUM_INITIALIZER(struct cmd_show_set_raw_result,
6696                         cmd_index, UINT16);
6697 cmdline_parse_token_string_t cmd_show_set_raw_cmd_all =
6698         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6699                         cmd_all, "all");
6700 cmdline_parse_inst_t cmd_show_set_raw = {
6701         .f = cmd_show_set_raw_parsed,
6702         .data = NULL,
6703         .help_str = "show <raw_encap|raw_decap> <index>",
6704         .tokens = {
6705                 (void *)&cmd_show_set_raw_cmd_show,
6706                 (void *)&cmd_show_set_raw_cmd_what,
6707                 (void *)&cmd_show_set_raw_cmd_index,
6708                 NULL,
6709         },
6710 };
6711 cmdline_parse_inst_t cmd_show_set_raw_all = {
6712         .f = cmd_show_set_raw_parsed,
6713         .data = NULL,
6714         .help_str = "show <raw_encap|raw_decap> all",
6715         .tokens = {
6716                 (void *)&cmd_show_set_raw_cmd_show,
6717                 (void *)&cmd_show_set_raw_cmd_what,
6718                 (void *)&cmd_show_set_raw_cmd_all,
6719                 NULL,
6720         },
6721 };