app/test-pmd/cmdline_flow.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2016 6WIND S.A.
   3  * Copyright 2016 Mellanox Technologies, Ltd
   4  */
   5
   6 #include <stddef.h>
   7 #include <stdint.h>
   8 #include <stdio.h>
   9 #include <inttypes.h>
  10 #include <errno.h>
  11 #include <ctype.h>
  12 #include <string.h>
  13 #include <arpa/inet.h>
  14 #include <sys/socket.h>
  15
  16 #include <rte_string_fns.h>
  17 #include <rte_common.h>
  18 #include <rte_ethdev.h>
  19 #include <rte_byteorder.h>
  20 #include <cmdline_parse.h>
  21 #include <cmdline_parse_etheraddr.h>
  22 #include <cmdline_parse_string.h>
  23 #include <cmdline_parse_num.h>
  24 #include <rte_flow.h>
  25 #include <rte_hexdump.h>
  26
  27 #include "testpmd.h"
  28
  29 /** Parser token indices. */
  30 enum index {
  31         /* Special tokens. */
  32         ZERO = 0,
  33         END,
  34         START_SET,
  35         END_SET,
  36
  37         /* Common tokens. */
  38         INTEGER,
  39         UNSIGNED,
  40         PREFIX,
  41         BOOLEAN,
  42         STRING,
  43         HEX,
  44         MAC_ADDR,
  45         IPV4_ADDR,
  46         IPV6_ADDR,
  47         RULE_ID,
  48         PORT_ID,
  49         GROUP_ID,
  50         PRIORITY_LEVEL,
  51
  52         /* Top-level command. */
  53         SET,
  54         /* Sub-leve commands. */
  55         SET_RAW_ENCAP,
  56         SET_RAW_DECAP,
  57         SET_RAW_INDEX,
  58
  59         /* Top-level command. */
  60         FLOW,
  61         /* Sub-level commands. */
  62         VALIDATE,
  63         CREATE,
  64         DESTROY,
  65         FLUSH,
  66         QUERY,
  67         LIST,
  68         ISOLATE,
  69
  70         /* Destroy arguments. */
  71         DESTROY_RULE,
  72
  73         /* Query arguments. */
  74         QUERY_ACTION,
  75
  76         /* List arguments. */
  77         LIST_GROUP,
  78
  79         /* Validate/create arguments. */
  80         GROUP,
  81         PRIORITY,
  82         INGRESS,
  83         EGRESS,
  84         TRANSFER,
  85
  86         /* Validate/create pattern. */
  87         PATTERN,
  88         ITEM_PARAM_IS,
  89         ITEM_PARAM_SPEC,
  90         ITEM_PARAM_LAST,
  91         ITEM_PARAM_MASK,
  92         ITEM_PARAM_PREFIX,
  93         ITEM_NEXT,
  94         ITEM_END,
  95         ITEM_VOID,
  96         ITEM_INVERT,
  97         ITEM_ANY,
  98         ITEM_ANY_NUM,
  99         ITEM_PF,
 100         ITEM_VF,
 101         ITEM_VF_ID,
 102         ITEM_PHY_PORT,
 103         ITEM_PHY_PORT_INDEX,
 104         ITEM_PORT_ID,
 105         ITEM_PORT_ID_ID,
 106         ITEM_MARK,
 107         ITEM_MARK_ID,
 108         ITEM_RAW,
 109         ITEM_RAW_RELATIVE,
 110         ITEM_RAW_SEARCH,
 111         ITEM_RAW_OFFSET,
 112         ITEM_RAW_LIMIT,
 113         ITEM_RAW_PATTERN,
 114         ITEM_ETH,
 115         ITEM_ETH_DST,
 116         ITEM_ETH_SRC,
 117         ITEM_ETH_TYPE,
 118         ITEM_VLAN,
 119         ITEM_VLAN_TCI,
 120         ITEM_VLAN_PCP,
 121         ITEM_VLAN_DEI,
 122         ITEM_VLAN_VID,
 123         ITEM_VLAN_INNER_TYPE,
 124         ITEM_IPV4,
 125         ITEM_IPV4_TOS,
 126         ITEM_IPV4_TTL,
 127         ITEM_IPV4_PROTO,
 128         ITEM_IPV4_SRC,
 129         ITEM_IPV4_DST,
 130         ITEM_IPV6,
 131         ITEM_IPV6_TC,
 132         ITEM_IPV6_FLOW,
 133         ITEM_IPV6_PROTO,
 134         ITEM_IPV6_HOP,
 135         ITEM_IPV6_SRC,
 136         ITEM_IPV6_DST,
 137         ITEM_ICMP,
 138         ITEM_ICMP_TYPE,
 139         ITEM_ICMP_CODE,
 140         ITEM_UDP,
 141         ITEM_UDP_SRC,
 142         ITEM_UDP_DST,
 143         ITEM_TCP,
 144         ITEM_TCP_SRC,
 145         ITEM_TCP_DST,
 146         ITEM_TCP_FLAGS,
 147         ITEM_SCTP,
 148         ITEM_SCTP_SRC,
 149         ITEM_SCTP_DST,
 150         ITEM_SCTP_TAG,
 151         ITEM_SCTP_CKSUM,
 152         ITEM_VXLAN,
 153         ITEM_VXLAN_VNI,
 154         ITEM_E_TAG,
 155         ITEM_E_TAG_GRP_ECID_B,
 156         ITEM_NVGRE,
 157         ITEM_NVGRE_TNI,
 158         ITEM_MPLS,
 159         ITEM_MPLS_LABEL,
 160         ITEM_MPLS_TC,
 161         ITEM_MPLS_S,
 162         ITEM_GRE,
 163         ITEM_GRE_PROTO,
 164         ITEM_GRE_C_RSVD0_VER,
 165         ITEM_GRE_C_BIT,
 166         ITEM_GRE_K_BIT,
 167         ITEM_GRE_S_BIT,
 168         ITEM_FUZZY,
 169         ITEM_FUZZY_THRESH,
 170         ITEM_GTP,
 171         ITEM_GTP_TEID,
 172         ITEM_GTPC,
 173         ITEM_GTPU,
 174         ITEM_GENEVE,
 175         ITEM_GENEVE_VNI,
 176         ITEM_GENEVE_PROTO,
 177         ITEM_VXLAN_GPE,
 178         ITEM_VXLAN_GPE_VNI,
 179         ITEM_ARP_ETH_IPV4,
 180         ITEM_ARP_ETH_IPV4_SHA,
 181         ITEM_ARP_ETH_IPV4_SPA,
 182         ITEM_ARP_ETH_IPV4_THA,
 183         ITEM_ARP_ETH_IPV4_TPA,
 184         ITEM_IPV6_EXT,
 185         ITEM_IPV6_EXT_NEXT_HDR,
 186         ITEM_ICMP6,
 187         ITEM_ICMP6_TYPE,
 188         ITEM_ICMP6_CODE,
 189         ITEM_ICMP6_ND_NS,
 190         ITEM_ICMP6_ND_NS_TARGET_ADDR,
 191         ITEM_ICMP6_ND_NA,
 192         ITEM_ICMP6_ND_NA_TARGET_ADDR,
 193         ITEM_ICMP6_ND_OPT,
 194         ITEM_ICMP6_ND_OPT_TYPE,
 195         ITEM_ICMP6_ND_OPT_SLA_ETH,
 196         ITEM_ICMP6_ND_OPT_SLA_ETH_SLA,
 197         ITEM_ICMP6_ND_OPT_TLA_ETH,
 198         ITEM_ICMP6_ND_OPT_TLA_ETH_TLA,
 199         ITEM_META,
 200         ITEM_META_DATA,
 201         ITEM_GRE_KEY,
 202         ITEM_GRE_KEY_VALUE,
 203         ITEM_GTP_PSC,
 204         ITEM_GTP_PSC_QFI,
 205         ITEM_GTP_PSC_PDU_T,
 206         ITEM_PPPOES,
 207         ITEM_PPPOED,
 208         ITEM_PPPOE_SEID,
 209         ITEM_PPPOE_PROTO_ID,
 210         ITEM_HIGIG2,
 211         ITEM_HIGIG2_CLASSIFICATION,
 212         ITEM_HIGIG2_VID,
 213         ITEM_TAG,
 214         ITEM_TAG_DATA,
 215         ITEM_TAG_INDEX,
 216         ITEM_L2TPV3OIP,
 217         ITEM_L2TPV3OIP_SESSION_ID,
 218
 219         /* Validate/create actions. */
 220         ACTIONS,
 221         ACTION_NEXT,
 222         ACTION_END,
 223         ACTION_VOID,
 224         ACTION_PASSTHRU,
 225         ACTION_JUMP,
 226         ACTION_JUMP_GROUP,
 227         ACTION_MARK,
 228         ACTION_MARK_ID,
 229         ACTION_FLAG,
 230         ACTION_QUEUE,
 231         ACTION_QUEUE_INDEX,
 232         ACTION_DROP,
 233         ACTION_COUNT,
 234         ACTION_COUNT_SHARED,
 235         ACTION_COUNT_ID,
 236         ACTION_RSS,
 237         ACTION_RSS_FUNC,
 238         ACTION_RSS_LEVEL,
 239         ACTION_RSS_FUNC_DEFAULT,
 240         ACTION_RSS_FUNC_TOEPLITZ,
 241         ACTION_RSS_FUNC_SIMPLE_XOR,
 242         ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ,
 243         ACTION_RSS_TYPES,
 244         ACTION_RSS_TYPE,
 245         ACTION_RSS_KEY,
 246         ACTION_RSS_KEY_LEN,
 247         ACTION_RSS_QUEUES,
 248         ACTION_RSS_QUEUE,
 249         ACTION_PF,
 250         ACTION_VF,
 251         ACTION_VF_ORIGINAL,
 252         ACTION_VF_ID,
 253         ACTION_PHY_PORT,
 254         ACTION_PHY_PORT_ORIGINAL,
 255         ACTION_PHY_PORT_INDEX,
 256         ACTION_PORT_ID,
 257         ACTION_PORT_ID_ORIGINAL,
 258         ACTION_PORT_ID_ID,
 259         ACTION_METER,
 260         ACTION_METER_ID,
 261         ACTION_OF_SET_MPLS_TTL,
 262         ACTION_OF_SET_MPLS_TTL_MPLS_TTL,
 263         ACTION_OF_DEC_MPLS_TTL,
 264         ACTION_OF_SET_NW_TTL,
 265         ACTION_OF_SET_NW_TTL_NW_TTL,
 266         ACTION_OF_DEC_NW_TTL,
 267         ACTION_OF_COPY_TTL_OUT,
 268         ACTION_OF_COPY_TTL_IN,
 269         ACTION_OF_POP_VLAN,
 270         ACTION_OF_PUSH_VLAN,
 271         ACTION_OF_PUSH_VLAN_ETHERTYPE,
 272         ACTION_OF_SET_VLAN_VID,
 273         ACTION_OF_SET_VLAN_VID_VLAN_VID,
 274         ACTION_OF_SET_VLAN_PCP,
 275         ACTION_OF_SET_VLAN_PCP_VLAN_PCP,
 276         ACTION_OF_POP_MPLS,
 277         ACTION_OF_POP_MPLS_ETHERTYPE,
 278         ACTION_OF_PUSH_MPLS,
 279         ACTION_OF_PUSH_MPLS_ETHERTYPE,
 280         ACTION_VXLAN_ENCAP,
 281         ACTION_VXLAN_DECAP,
 282         ACTION_NVGRE_ENCAP,
 283         ACTION_NVGRE_DECAP,
 284         ACTION_L2_ENCAP,
 285         ACTION_L2_DECAP,
 286         ACTION_MPLSOGRE_ENCAP,
 287         ACTION_MPLSOGRE_DECAP,
 288         ACTION_MPLSOUDP_ENCAP,
 289         ACTION_MPLSOUDP_DECAP,
 290         ACTION_SET_IPV4_SRC,
 291         ACTION_SET_IPV4_SRC_IPV4_SRC,
 292         ACTION_SET_IPV4_DST,
 293         ACTION_SET_IPV4_DST_IPV4_DST,
 294         ACTION_SET_IPV6_SRC,
 295         ACTION_SET_IPV6_SRC_IPV6_SRC,
 296         ACTION_SET_IPV6_DST,
 297         ACTION_SET_IPV6_DST_IPV6_DST,
 298         ACTION_SET_TP_SRC,
 299         ACTION_SET_TP_SRC_TP_SRC,
 300         ACTION_SET_TP_DST,
 301         ACTION_SET_TP_DST_TP_DST,
 302         ACTION_MAC_SWAP,
 303         ACTION_DEC_TTL,
 304         ACTION_SET_TTL,
 305         ACTION_SET_TTL_TTL,
 306         ACTION_SET_MAC_SRC,
 307         ACTION_SET_MAC_SRC_MAC_SRC,
 308         ACTION_SET_MAC_DST,
 309         ACTION_SET_MAC_DST_MAC_DST,
 310         ACTION_INC_TCP_SEQ,
 311         ACTION_INC_TCP_SEQ_VALUE,
 312         ACTION_DEC_TCP_SEQ,
 313         ACTION_DEC_TCP_SEQ_VALUE,
 314         ACTION_INC_TCP_ACK,
 315         ACTION_INC_TCP_ACK_VALUE,
 316         ACTION_DEC_TCP_ACK,
 317         ACTION_DEC_TCP_ACK_VALUE,
 318         ACTION_RAW_ENCAP,
 319         ACTION_RAW_DECAP,
 320         ACTION_RAW_ENCAP_INDEX,
 321         ACTION_RAW_ENCAP_INDEX_VALUE,
 322         ACTION_RAW_DECAP_INDEX,
 323         ACTION_RAW_DECAP_INDEX_VALUE,
 324         ACTION_SET_TAG,
 325         ACTION_SET_TAG_DATA,
 326         ACTION_SET_TAG_INDEX,
 327         ACTION_SET_TAG_MASK,
 328         ACTION_SET_META,
 329         ACTION_SET_META_DATA,
 330         ACTION_SET_META_MASK,
 331         ACTION_SET_IPV4_DSCP,
 332         ACTION_SET_IPV4_DSCP_VALUE,
 333         ACTION_SET_IPV6_DSCP,
 334         ACTION_SET_IPV6_DSCP_VALUE,
 335 };
 336
 337 /** Maximum size for pattern in struct rte_flow_item_raw. */
 338 #define ITEM_RAW_PATTERN_SIZE 40
 339
 340 /** Storage size for struct rte_flow_item_raw including pattern. */
 341 #define ITEM_RAW_SIZE \
 342         (sizeof(struct rte_flow_item_raw) + ITEM_RAW_PATTERN_SIZE)
 343
 344 /** Maximum number of queue indices in struct rte_flow_action_rss. */
 345 #define ACTION_RSS_QUEUE_NUM 128
 346
 347 /** Storage for struct rte_flow_action_rss including external data. */
 348 struct action_rss_data {
 349         struct rte_flow_action_rss conf;
 350         uint8_t key[RSS_HASH_KEY_LENGTH];
 351         uint16_t queue[ACTION_RSS_QUEUE_NUM];
 352 };
 353
 354 /** Maximum data size in struct rte_flow_action_raw_encap. */
 355 #define ACTION_RAW_ENCAP_MAX_DATA 128
 356 #define RAW_ENCAP_CONFS_MAX_NUM 8
 357
 358 /** Storage for struct rte_flow_action_raw_encap. */
 359 struct raw_encap_conf {
 360         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 361         uint8_t preserve[ACTION_RAW_ENCAP_MAX_DATA];
 362         size_t size;
 363 };
 364
 365 struct raw_encap_conf raw_encap_confs[RAW_ENCAP_CONFS_MAX_NUM];
 366
 367 /** Storage for struct rte_flow_action_raw_encap including external data. */
 368 struct action_raw_encap_data {
 369         struct rte_flow_action_raw_encap conf;
 370         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 371         uint8_t preserve[ACTION_RAW_ENCAP_MAX_DATA];
 372         uint16_t idx;
 373 };
 374
 375 /** Storage for struct rte_flow_action_raw_decap. */
 376 struct raw_decap_conf {
 377         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 378         size_t size;
 379 };
 380
 381 struct raw_decap_conf raw_decap_confs[RAW_ENCAP_CONFS_MAX_NUM];
 382
 383 /** Storage for struct rte_flow_action_raw_decap including external data. */
 384 struct action_raw_decap_data {
 385         struct rte_flow_action_raw_decap conf;
 386         uint8_t data[ACTION_RAW_ENCAP_MAX_DATA];
 387         uint16_t idx;
 388 };
 389
 390 struct vxlan_encap_conf vxlan_encap_conf = {
 391         .select_ipv4 = 1,
 392         .select_vlan = 0,
 393         .select_tos_ttl = 0,
 394         .vni = "\x00\x00\x00",
 395         .udp_src = 0,
 396         .udp_dst = RTE_BE16(4789),
 397         .ipv4_src = RTE_IPV4(127, 0, 0, 1),
 398         .ipv4_dst = RTE_IPV4(255, 255, 255, 255),
 399         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 400                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 401         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 402                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 403         .vlan_tci = 0,
 404         .ip_tos = 0,
 405         .ip_ttl = 255,
 406         .eth_src = "\x00\x00\x00\x00\x00\x00",
 407         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 408 };
 409
 410 /** Maximum number of items in struct rte_flow_action_vxlan_encap. */
 411 #define ACTION_VXLAN_ENCAP_ITEMS_NUM 6
 412
 413 /** Storage for struct rte_flow_action_vxlan_encap including external data. */
 414 struct action_vxlan_encap_data {
 415         struct rte_flow_action_vxlan_encap conf;
 416         struct rte_flow_item items[ACTION_VXLAN_ENCAP_ITEMS_NUM];
 417         struct rte_flow_item_eth item_eth;
 418         struct rte_flow_item_vlan item_vlan;
 419         union {
 420                 struct rte_flow_item_ipv4 item_ipv4;
 421                 struct rte_flow_item_ipv6 item_ipv6;
 422         };
 423         struct rte_flow_item_udp item_udp;
 424         struct rte_flow_item_vxlan item_vxlan;
 425 };
 426
 427 struct nvgre_encap_conf nvgre_encap_conf = {
 428         .select_ipv4 = 1,
 429         .select_vlan = 0,
 430         .tni = "\x00\x00\x00",
 431         .ipv4_src = RTE_IPV4(127, 0, 0, 1),
 432         .ipv4_dst = RTE_IPV4(255, 255, 255, 255),
 433         .ipv6_src = "\x00\x00\x00\x00\x00\x00\x00\x00"
 434                 "\x00\x00\x00\x00\x00\x00\x00\x01",
 435         .ipv6_dst = "\x00\x00\x00\x00\x00\x00\x00\x00"
 436                 "\x00\x00\x00\x00\x00\x00\x11\x11",
 437         .vlan_tci = 0,
 438         .eth_src = "\x00\x00\x00\x00\x00\x00",
 439         .eth_dst = "\xff\xff\xff\xff\xff\xff",
 440 };
 441
 442 /** Maximum number of items in struct rte_flow_action_nvgre_encap. */
 443 #define ACTION_NVGRE_ENCAP_ITEMS_NUM 5
 444
 445 /** Storage for struct rte_flow_action_nvgre_encap including external data. */
 446 struct action_nvgre_encap_data {
 447         struct rte_flow_action_nvgre_encap conf;
 448         struct rte_flow_item items[ACTION_NVGRE_ENCAP_ITEMS_NUM];
 449         struct rte_flow_item_eth item_eth;
 450         struct rte_flow_item_vlan item_vlan;
 451         union {
 452                 struct rte_flow_item_ipv4 item_ipv4;
 453                 struct rte_flow_item_ipv6 item_ipv6;
 454         };
 455         struct rte_flow_item_nvgre item_nvgre;
 456 };
 457
 458 struct l2_encap_conf l2_encap_conf;
 459
 460 struct l2_decap_conf l2_decap_conf;
 461
 462 struct mplsogre_encap_conf mplsogre_encap_conf;
 463
 464 struct mplsogre_decap_conf mplsogre_decap_conf;
 465
 466 struct mplsoudp_encap_conf mplsoudp_encap_conf;
 467
 468 struct mplsoudp_decap_conf mplsoudp_decap_conf;
 469
 470 /** Maximum number of subsequent tokens and arguments on the stack. */
 471 #define CTX_STACK_SIZE 16
 472
 473 /** Parser context. */
 474 struct context {
 475         /** Stack of subsequent token lists to process. */
 476         const enum index *next[CTX_STACK_SIZE];
 477         /** Arguments for stacked tokens. */
 478         const void *args[CTX_STACK_SIZE];
 479         enum index curr; /**< Current token index. */
 480         enum index prev; /**< Index of the last token seen. */
 481         int next_num; /**< Number of entries in next[]. */
 482         int args_num; /**< Number of entries in args[]. */
 483         uint32_t eol:1; /**< EOL has been detected. */
 484         uint32_t last:1; /**< No more arguments. */
 485         portid_t port; /**< Current port ID (for completions). */
 486         uint32_t objdata; /**< Object-specific data. */
 487         void *object; /**< Address of current object for relative offsets. */
 488         void *objmask; /**< Object a full mask must be written to. */
 489 };
 490
 491 /** Token argument. */
 492 struct arg {
 493         uint32_t hton:1; /**< Use network byte ordering. */
 494         uint32_t sign:1; /**< Value is signed. */
 495         uint32_t bounded:1; /**< Value is bounded. */
 496         uintmax_t min; /**< Minimum value if bounded. */
 497         uintmax_t max; /**< Maximum value if bounded. */
 498         uint32_t offset; /**< Relative offset from ctx->object. */
 499         uint32_t size; /**< Field size. */
 500         const uint8_t *mask; /**< Bit-mask to use instead of offset/size. */
 501 };
 502
 503 /** Parser token definition. */
 504 struct token {
 505         /** Type displayed during completion (defaults to "TOKEN"). */
 506         const char *type;
 507         /** Help displayed during completion (defaults to token name). */
 508         const char *help;
 509         /** Private data used by parser functions. */
 510         const void *priv;
 511         /**
 512          * Lists of subsequent tokens to push on the stack. Each call to the
 513          * parser consumes the last entry of that stack.
 514          */
 515         const enum index *const *next;
 516         /** Arguments stack for subsequent tokens that need them. */
 517         const struct arg *const *args;
 518         /**
 519          * Token-processing callback, returns -1 in case of error, the
 520          * length of the matched string otherwise. If NULL, attempts to
 521          * match the token name.
 522          *
 523          * If buf is not NULL, the result should be stored in it according
 524          * to context. An error is returned if not large enough.
 525          */
 526         int (*call)(struct context *ctx, const struct token *token,
 527                     const char *str, unsigned int len,
 528                     void *buf, unsigned int size);
 529         /**
 530          * Callback that provides possible values for this token, used for
 531          * completion. Returns -1 in case of error, the number of possible
 532          * values otherwise. If NULL, the token name is used.
 533          *
 534          * If buf is not NULL, entry index ent is written to buf and the
 535          * full length of the entry is returned (same behavior as
 536          * snprintf()).
 537          */
 538         int (*comp)(struct context *ctx, const struct token *token,
 539                     unsigned int ent, char *buf, unsigned int size);
 540         /** Mandatory token name, no default value. */
 541         const char *name;
 542 };
 543
 544 /** Static initializer for the next field. */
 545 #define NEXT(...) (const enum index *const []){ __VA_ARGS__, NULL, }
 546
 547 /** Static initializer for a NEXT() entry. */
 548 #define NEXT_ENTRY(...) (const enum index []){ __VA_ARGS__, ZERO, }
 549
 550 /** Static initializer for the args field. */
 551 #define ARGS(...) (const struct arg *const []){ __VA_ARGS__, NULL, }
 552
 553 /** Static initializer for ARGS() to target a field. */
 554 #define ARGS_ENTRY(s, f) \
 555         (&(const struct arg){ \
 556                 .offset = offsetof(s, f), \
 557                 .size = sizeof(((s *)0)->f), \
 558         })
 559
 560 /** Static initializer for ARGS() to target a bit-field. */
 561 #define ARGS_ENTRY_BF(s, f, b) \
 562         (&(const struct arg){ \
 563                 .size = sizeof(s), \
 564                 .mask = (const void *)&(const s){ .f = (1 << (b)) - 1 }, \
 565         })
 566
 567 /** Static initializer for ARGS() to target an arbitrary bit-mask. */
 568 #define ARGS_ENTRY_MASK(s, f, m) \
 569         (&(const struct arg){ \
 570                 .offset = offsetof(s, f), \
 571                 .size = sizeof(((s *)0)->f), \
 572                 .mask = (const void *)(m), \
 573         })
 574
 575 /** Same as ARGS_ENTRY_MASK() using network byte ordering for the value. */
 576 #define ARGS_ENTRY_MASK_HTON(s, f, m) \
 577         (&(const struct arg){ \
 578                 .hton = 1, \
 579                 .offset = offsetof(s, f), \
 580                 .size = sizeof(((s *)0)->f), \
 581                 .mask = (const void *)(m), \
 582         })
 583
 584 /** Static initializer for ARGS() to target a pointer. */
 585 #define ARGS_ENTRY_PTR(s, f) \
 586         (&(const struct arg){ \
 587                 .size = sizeof(*((s *)0)->f), \
 588         })
 589
 590 /** Static initializer for ARGS() with arbitrary offset and size. */
 591 #define ARGS_ENTRY_ARB(o, s) \
 592         (&(const struct arg){ \
 593                 .offset = (o), \
 594                 .size = (s), \
 595         })
 596
 597 /** Same as ARGS_ENTRY_ARB() with bounded values. */
 598 #define ARGS_ENTRY_ARB_BOUNDED(o, s, i, a) \
 599         (&(const struct arg){ \
 600                 .bounded = 1, \
 601                 .min = (i), \
 602                 .max = (a), \
 603                 .offset = (o), \
 604                 .size = (s), \
 605         })
 606
 607 /** Same as ARGS_ENTRY() using network byte ordering. */
 608 #define ARGS_ENTRY_HTON(s, f) \
 609         (&(const struct arg){ \
 610                 .hton = 1, \
 611                 .offset = offsetof(s, f), \
 612                 .size = sizeof(((s *)0)->f), \
 613         })
 614
 615 /** Same as ARGS_ENTRY_HTON() for a single argument, without structure. */
 616 #define ARG_ENTRY_HTON(s) \
 617         (&(const struct arg){ \
 618                 .hton = 1, \
 619                 .offset = 0, \
 620                 .size = sizeof(s), \
 621         })
 622
 623 /** Parser output buffer layout expected by cmd_flow_parsed(). */
 624 struct buffer {
 625         enum index command; /**< Flow command. */
 626         portid_t port; /**< Affected port ID. */
 627         union {
 628                 struct {
 629                         struct rte_flow_attr attr;
 630                         struct rte_flow_item *pattern;
 631                         struct rte_flow_action *actions;
 632                         uint32_t pattern_n;
 633                         uint32_t actions_n;
 634                         uint8_t *data;
 635                 } vc; /**< Validate/create arguments. */
 636                 struct {
 637                         uint32_t *rule;
 638                         uint32_t rule_n;
 639                 } destroy; /**< Destroy arguments. */
 640                 struct {
 641                         uint32_t rule;
 642                         struct rte_flow_action action;
 643                 } query; /**< Query arguments. */
 644                 struct {
 645                         uint32_t *group;
 646                         uint32_t group_n;
 647                 } list; /**< List arguments. */
 648                 struct {
 649                         int set;
 650                 } isolate; /**< Isolated mode arguments. */
 651         } args; /**< Command arguments. */
 652 };
 653
 654 /** Private data for pattern items. */
 655 struct parse_item_priv {
 656         enum rte_flow_item_type type; /**< Item type. */
 657         uint32_t size; /**< Size of item specification structure. */
 658 };
 659
 660 #define PRIV_ITEM(t, s) \
 661         (&(const struct parse_item_priv){ \
 662                 .type = RTE_FLOW_ITEM_TYPE_ ## t, \
 663                 .size = s, \
 664         })
 665
 666 /** Private data for actions. */
 667 struct parse_action_priv {
 668         enum rte_flow_action_type type; /**< Action type. */
 669         uint32_t size; /**< Size of action configuration structure. */
 670 };
 671
 672 #define PRIV_ACTION(t, s) \
 673         (&(const struct parse_action_priv){ \
 674                 .type = RTE_FLOW_ACTION_TYPE_ ## t, \
 675                 .size = s, \
 676         })
 677
 678 static const enum index next_vc_attr[] = {
 679         GROUP,
 680         PRIORITY,
 681         INGRESS,
 682         EGRESS,
 683         TRANSFER,
 684         PATTERN,
 685         ZERO,
 686 };
 687
 688 static const enum index next_destroy_attr[] = {
 689         DESTROY_RULE,
 690         END,
 691         ZERO,
 692 };
 693
 694 static const enum index next_list_attr[] = {
 695         LIST_GROUP,
 696         END,
 697         ZERO,
 698 };
 699
 700 static const enum index item_param[] = {
 701         ITEM_PARAM_IS,
 702         ITEM_PARAM_SPEC,
 703         ITEM_PARAM_LAST,
 704         ITEM_PARAM_MASK,
 705         ITEM_PARAM_PREFIX,
 706         ZERO,
 707 };
 708
 709 static const enum index next_item[] = {
 710         ITEM_END,
 711         ITEM_VOID,
 712         ITEM_INVERT,
 713         ITEM_ANY,
 714         ITEM_PF,
 715         ITEM_VF,
 716         ITEM_PHY_PORT,
 717         ITEM_PORT_ID,
 718         ITEM_MARK,
 719         ITEM_RAW,
 720         ITEM_ETH,
 721         ITEM_VLAN,
 722         ITEM_IPV4,
 723         ITEM_IPV6,
 724         ITEM_ICMP,
 725         ITEM_UDP,
 726         ITEM_TCP,
 727         ITEM_SCTP,
 728         ITEM_VXLAN,
 729         ITEM_E_TAG,
 730         ITEM_NVGRE,
 731         ITEM_MPLS,
 732         ITEM_GRE,
 733         ITEM_FUZZY,
 734         ITEM_GTP,
 735         ITEM_GTPC,
 736         ITEM_GTPU,
 737         ITEM_GENEVE,
 738         ITEM_VXLAN_GPE,
 739         ITEM_ARP_ETH_IPV4,
 740         ITEM_IPV6_EXT,
 741         ITEM_ICMP6,
 742         ITEM_ICMP6_ND_NS,
 743         ITEM_ICMP6_ND_NA,
 744         ITEM_ICMP6_ND_OPT,
 745         ITEM_ICMP6_ND_OPT_SLA_ETH,
 746         ITEM_ICMP6_ND_OPT_TLA_ETH,
 747         ITEM_META,
 748         ITEM_GRE_KEY,
 749         ITEM_GTP_PSC,
 750         ITEM_PPPOES,
 751         ITEM_PPPOED,
 752         ITEM_PPPOE_PROTO_ID,
 753         ITEM_HIGIG2,
 754         ITEM_TAG,
 755         ITEM_L2TPV3OIP,
 756         END_SET,
 757         ZERO,
 758 };
 759
 760 static const enum index item_fuzzy[] = {
 761         ITEM_FUZZY_THRESH,
 762         ITEM_NEXT,
 763         ZERO,
 764 };
 765
 766 static const enum index item_any[] = {
 767         ITEM_ANY_NUM,
 768         ITEM_NEXT,
 769         ZERO,
 770 };
 771
 772 static const enum index item_vf[] = {
 773         ITEM_VF_ID,
 774         ITEM_NEXT,
 775         ZERO,
 776 };
 777
 778 static const enum index item_phy_port[] = {
 779         ITEM_PHY_PORT_INDEX,
 780         ITEM_NEXT,
 781         ZERO,
 782 };
 783
 784 static const enum index item_port_id[] = {
 785         ITEM_PORT_ID_ID,
 786         ITEM_NEXT,
 787         ZERO,
 788 };
 789
 790 static const enum index item_mark[] = {
 791         ITEM_MARK_ID,
 792         ITEM_NEXT,
 793         ZERO,
 794 };
 795
 796 static const enum index item_raw[] = {
 797         ITEM_RAW_RELATIVE,
 798         ITEM_RAW_SEARCH,
 799         ITEM_RAW_OFFSET,
 800         ITEM_RAW_LIMIT,
 801         ITEM_RAW_PATTERN,
 802         ITEM_NEXT,
 803         ZERO,
 804 };
 805
 806 static const enum index item_eth[] = {
 807         ITEM_ETH_DST,
 808         ITEM_ETH_SRC,
 809         ITEM_ETH_TYPE,
 810         ITEM_NEXT,
 811         ZERO,
 812 };
 813
 814 static const enum index item_vlan[] = {
 815         ITEM_VLAN_TCI,
 816         ITEM_VLAN_PCP,
 817         ITEM_VLAN_DEI,
 818         ITEM_VLAN_VID,
 819         ITEM_VLAN_INNER_TYPE,
 820         ITEM_NEXT,
 821         ZERO,
 822 };
 823
 824 static const enum index item_ipv4[] = {
 825         ITEM_IPV4_TOS,
 826         ITEM_IPV4_TTL,
 827         ITEM_IPV4_PROTO,
 828         ITEM_IPV4_SRC,
 829         ITEM_IPV4_DST,
 830         ITEM_NEXT,
 831         ZERO,
 832 };
 833
 834 static const enum index item_ipv6[] = {
 835         ITEM_IPV6_TC,
 836         ITEM_IPV6_FLOW,
 837         ITEM_IPV6_PROTO,
 838         ITEM_IPV6_HOP,
 839         ITEM_IPV6_SRC,
 840         ITEM_IPV6_DST,
 841         ITEM_NEXT,
 842         ZERO,
 843 };
 844
 845 static const enum index item_icmp[] = {
 846         ITEM_ICMP_TYPE,
 847         ITEM_ICMP_CODE,
 848         ITEM_NEXT,
 849         ZERO,
 850 };
 851
 852 static const enum index item_udp[] = {
 853         ITEM_UDP_SRC,
 854         ITEM_UDP_DST,
 855         ITEM_NEXT,
 856         ZERO,
 857 };
 858
 859 static const enum index item_tcp[] = {
 860         ITEM_TCP_SRC,
 861         ITEM_TCP_DST,
 862         ITEM_TCP_FLAGS,
 863         ITEM_NEXT,
 864         ZERO,
 865 };
 866
 867 static const enum index item_sctp[] = {
 868         ITEM_SCTP_SRC,
 869         ITEM_SCTP_DST,
 870         ITEM_SCTP_TAG,
 871         ITEM_SCTP_CKSUM,
 872         ITEM_NEXT,
 873         ZERO,
 874 };
 875
 876 static const enum index item_vxlan[] = {
 877         ITEM_VXLAN_VNI,
 878         ITEM_NEXT,
 879         ZERO,
 880 };
 881
 882 static const enum index item_e_tag[] = {
 883         ITEM_E_TAG_GRP_ECID_B,
 884         ITEM_NEXT,
 885         ZERO,
 886 };
 887
 888 static const enum index item_nvgre[] = {
 889         ITEM_NVGRE_TNI,
 890         ITEM_NEXT,
 891         ZERO,
 892 };
 893
 894 static const enum index item_mpls[] = {
 895         ITEM_MPLS_LABEL,
 896         ITEM_MPLS_TC,
 897         ITEM_MPLS_S,
 898         ITEM_NEXT,
 899         ZERO,
 900 };
 901
 902 static const enum index item_gre[] = {
 903         ITEM_GRE_PROTO,
 904         ITEM_GRE_C_RSVD0_VER,
 905         ITEM_GRE_C_BIT,
 906         ITEM_GRE_K_BIT,
 907         ITEM_GRE_S_BIT,
 908         ITEM_NEXT,
 909         ZERO,
 910 };
 911
 912 static const enum index item_gre_key[] = {
 913         ITEM_GRE_KEY_VALUE,
 914         ITEM_NEXT,
 915         ZERO,
 916 };
 917
 918 static const enum index item_gtp[] = {
 919         ITEM_GTP_TEID,
 920         ITEM_NEXT,
 921         ZERO,
 922 };
 923
 924 static const enum index item_geneve[] = {
 925         ITEM_GENEVE_VNI,
 926         ITEM_GENEVE_PROTO,
 927         ITEM_NEXT,
 928         ZERO,
 929 };
 930
 931 static const enum index item_vxlan_gpe[] = {
 932         ITEM_VXLAN_GPE_VNI,
 933         ITEM_NEXT,
 934         ZERO,
 935 };
 936
 937 static const enum index item_arp_eth_ipv4[] = {
 938         ITEM_ARP_ETH_IPV4_SHA,
 939         ITEM_ARP_ETH_IPV4_SPA,
 940         ITEM_ARP_ETH_IPV4_THA,
 941         ITEM_ARP_ETH_IPV4_TPA,
 942         ITEM_NEXT,
 943         ZERO,
 944 };
 945
 946 static const enum index item_ipv6_ext[] = {
 947         ITEM_IPV6_EXT_NEXT_HDR,
 948         ITEM_NEXT,
 949         ZERO,
 950 };
 951
 952 static const enum index item_icmp6[] = {
 953         ITEM_ICMP6_TYPE,
 954         ITEM_ICMP6_CODE,
 955         ITEM_NEXT,
 956         ZERO,
 957 };
 958
 959 static const enum index item_icmp6_nd_ns[] = {
 960         ITEM_ICMP6_ND_NS_TARGET_ADDR,
 961         ITEM_NEXT,
 962         ZERO,
 963 };
 964
 965 static const enum index item_icmp6_nd_na[] = {
 966         ITEM_ICMP6_ND_NA_TARGET_ADDR,
 967         ITEM_NEXT,
 968         ZERO,
 969 };
 970
 971 static const enum index item_icmp6_nd_opt[] = {
 972         ITEM_ICMP6_ND_OPT_TYPE,
 973         ITEM_NEXT,
 974         ZERO,
 975 };
 976
 977 static const enum index item_icmp6_nd_opt_sla_eth[] = {
 978         ITEM_ICMP6_ND_OPT_SLA_ETH_SLA,
 979         ITEM_NEXT,
 980         ZERO,
 981 };
 982
 983 static const enum index item_icmp6_nd_opt_tla_eth[] = {
 984         ITEM_ICMP6_ND_OPT_TLA_ETH_TLA,
 985         ITEM_NEXT,
 986         ZERO,
 987 };
 988
 989 static const enum index item_meta[] = {
 990         ITEM_META_DATA,
 991         ITEM_NEXT,
 992         ZERO,
 993 };
 994
 995 static const enum index item_gtp_psc[] = {
 996         ITEM_GTP_PSC_QFI,
 997         ITEM_GTP_PSC_PDU_T,
 998         ITEM_NEXT,
 999         ZERO,
1000 };
1001
1002 static const enum index item_pppoed[] = {
1003         ITEM_PPPOE_SEID,
1004         ITEM_NEXT,
1005         ZERO,
1006 };
1007
1008 static const enum index item_pppoes[] = {
1009         ITEM_PPPOE_SEID,
1010         ITEM_NEXT,
1011         ZERO,
1012 };
1013
1014 static const enum index item_pppoe_proto_id[] = {
1015         ITEM_PPPOE_PROTO_ID,
1016         ITEM_NEXT,
1017         ZERO,
1018 };
1019
1020 static const enum index item_higig2[] = {
1021         ITEM_HIGIG2_CLASSIFICATION,
1022         ITEM_HIGIG2_VID,
1023         ITEM_NEXT,
1024         ZERO,
1025 };
1026
1027 static const enum index next_set_raw[] = {
1028         SET_RAW_INDEX,
1029         ITEM_ETH,
1030         ZERO,
1031 };
1032
1033 static const enum index item_tag[] = {
1034         ITEM_TAG_DATA,
1035         ITEM_TAG_INDEX,
1036         ITEM_NEXT,
1037         ZERO,
1038 };
1039
1040 static const enum index item_l2tpv3oip[] = {
1041         ITEM_L2TPV3OIP_SESSION_ID,
1042         ITEM_NEXT,
1043         ZERO,
1044 };
1045
1046 static const enum index next_action[] = {
1047         ACTION_END,
1048         ACTION_VOID,
1049         ACTION_PASSTHRU,
1050         ACTION_JUMP,
1051         ACTION_MARK,
1052         ACTION_FLAG,
1053         ACTION_QUEUE,
1054         ACTION_DROP,
1055         ACTION_COUNT,
1056         ACTION_RSS,
1057         ACTION_PF,
1058         ACTION_VF,
1059         ACTION_PHY_PORT,
1060         ACTION_PORT_ID,
1061         ACTION_METER,
1062         ACTION_OF_SET_MPLS_TTL,
1063         ACTION_OF_DEC_MPLS_TTL,
1064         ACTION_OF_SET_NW_TTL,
1065         ACTION_OF_DEC_NW_TTL,
1066         ACTION_OF_COPY_TTL_OUT,
1067         ACTION_OF_COPY_TTL_IN,
1068         ACTION_OF_POP_VLAN,
1069         ACTION_OF_PUSH_VLAN,
1070         ACTION_OF_SET_VLAN_VID,
1071         ACTION_OF_SET_VLAN_PCP,
1072         ACTION_OF_POP_MPLS,
1073         ACTION_OF_PUSH_MPLS,
1074         ACTION_VXLAN_ENCAP,
1075         ACTION_VXLAN_DECAP,
1076         ACTION_NVGRE_ENCAP,
1077         ACTION_NVGRE_DECAP,
1078         ACTION_L2_ENCAP,
1079         ACTION_L2_DECAP,
1080         ACTION_MPLSOGRE_ENCAP,
1081         ACTION_MPLSOGRE_DECAP,
1082         ACTION_MPLSOUDP_ENCAP,
1083         ACTION_MPLSOUDP_DECAP,
1084         ACTION_SET_IPV4_SRC,
1085         ACTION_SET_IPV4_DST,
1086         ACTION_SET_IPV6_SRC,
1087         ACTION_SET_IPV6_DST,
1088         ACTION_SET_TP_SRC,
1089         ACTION_SET_TP_DST,
1090         ACTION_MAC_SWAP,
1091         ACTION_DEC_TTL,
1092         ACTION_SET_TTL,
1093         ACTION_SET_MAC_SRC,
1094         ACTION_SET_MAC_DST,
1095         ACTION_INC_TCP_SEQ,
1096         ACTION_DEC_TCP_SEQ,
1097         ACTION_INC_TCP_ACK,
1098         ACTION_DEC_TCP_ACK,
1099         ACTION_RAW_ENCAP,
1100         ACTION_RAW_DECAP,
1101         ACTION_SET_TAG,
1102         ACTION_SET_META,
1103         ACTION_SET_IPV4_DSCP,
1104         ACTION_SET_IPV6_DSCP,
1105         ZERO,
1106 };
1107
1108 static const enum index action_mark[] = {
1109         ACTION_MARK_ID,
1110         ACTION_NEXT,
1111         ZERO,
1112 };
1113
1114 static const enum index action_queue[] = {
1115         ACTION_QUEUE_INDEX,
1116         ACTION_NEXT,
1117         ZERO,
1118 };
1119
1120 static const enum index action_count[] = {
1121         ACTION_COUNT_ID,
1122         ACTION_COUNT_SHARED,
1123         ACTION_NEXT,
1124         ZERO,
1125 };
1126
1127 static const enum index action_rss[] = {
1128         ACTION_RSS_FUNC,
1129         ACTION_RSS_LEVEL,
1130         ACTION_RSS_TYPES,
1131         ACTION_RSS_KEY,
1132         ACTION_RSS_KEY_LEN,
1133         ACTION_RSS_QUEUES,
1134         ACTION_NEXT,
1135         ZERO,
1136 };
1137
1138 static const enum index action_vf[] = {
1139         ACTION_VF_ORIGINAL,
1140         ACTION_VF_ID,
1141         ACTION_NEXT,
1142         ZERO,
1143 };
1144
1145 static const enum index action_phy_port[] = {
1146         ACTION_PHY_PORT_ORIGINAL,
1147         ACTION_PHY_PORT_INDEX,
1148         ACTION_NEXT,
1149         ZERO,
1150 };
1151
1152 static const enum index action_port_id[] = {
1153         ACTION_PORT_ID_ORIGINAL,
1154         ACTION_PORT_ID_ID,
1155         ACTION_NEXT,
1156         ZERO,
1157 };
1158
1159 static const enum index action_meter[] = {
1160         ACTION_METER_ID,
1161         ACTION_NEXT,
1162         ZERO,
1163 };
1164
1165 static const enum index action_of_set_mpls_ttl[] = {
1166         ACTION_OF_SET_MPLS_TTL_MPLS_TTL,
1167         ACTION_NEXT,
1168         ZERO,
1169 };
1170
1171 static const enum index action_of_set_nw_ttl[] = {
1172         ACTION_OF_SET_NW_TTL_NW_TTL,
1173         ACTION_NEXT,
1174         ZERO,
1175 };
1176
1177 static const enum index action_of_push_vlan[] = {
1178         ACTION_OF_PUSH_VLAN_ETHERTYPE,
1179         ACTION_NEXT,
1180         ZERO,
1181 };
1182
1183 static const enum index action_of_set_vlan_vid[] = {
1184         ACTION_OF_SET_VLAN_VID_VLAN_VID,
1185         ACTION_NEXT,
1186         ZERO,
1187 };
1188
1189 static const enum index action_of_set_vlan_pcp[] = {
1190         ACTION_OF_SET_VLAN_PCP_VLAN_PCP,
1191         ACTION_NEXT,
1192         ZERO,
1193 };
1194
1195 static const enum index action_of_pop_mpls[] = {
1196         ACTION_OF_POP_MPLS_ETHERTYPE,
1197         ACTION_NEXT,
1198         ZERO,
1199 };
1200
1201 static const enum index action_of_push_mpls[] = {
1202         ACTION_OF_PUSH_MPLS_ETHERTYPE,
1203         ACTION_NEXT,
1204         ZERO,
1205 };
1206
1207 static const enum index action_set_ipv4_src[] = {
1208         ACTION_SET_IPV4_SRC_IPV4_SRC,
1209         ACTION_NEXT,
1210         ZERO,
1211 };
1212
1213 static const enum index action_set_mac_src[] = {
1214         ACTION_SET_MAC_SRC_MAC_SRC,
1215         ACTION_NEXT,
1216         ZERO,
1217 };
1218
1219 static const enum index action_set_ipv4_dst[] = {
1220         ACTION_SET_IPV4_DST_IPV4_DST,
1221         ACTION_NEXT,
1222         ZERO,
1223 };
1224
1225 static const enum index action_set_ipv6_src[] = {
1226         ACTION_SET_IPV6_SRC_IPV6_SRC,
1227         ACTION_NEXT,
1228         ZERO,
1229 };
1230
1231 static const enum index action_set_ipv6_dst[] = {
1232         ACTION_SET_IPV6_DST_IPV6_DST,
1233         ACTION_NEXT,
1234         ZERO,
1235 };
1236
1237 static const enum index action_set_tp_src[] = {
1238         ACTION_SET_TP_SRC_TP_SRC,
1239         ACTION_NEXT,
1240         ZERO,
1241 };
1242
1243 static const enum index action_set_tp_dst[] = {
1244         ACTION_SET_TP_DST_TP_DST,
1245         ACTION_NEXT,
1246         ZERO,
1247 };
1248
1249 static const enum index action_set_ttl[] = {
1250         ACTION_SET_TTL_TTL,
1251         ACTION_NEXT,
1252         ZERO,
1253 };
1254
1255 static const enum index action_jump[] = {
1256         ACTION_JUMP_GROUP,
1257         ACTION_NEXT,
1258         ZERO,
1259 };
1260
1261 static const enum index action_set_mac_dst[] = {
1262         ACTION_SET_MAC_DST_MAC_DST,
1263         ACTION_NEXT,
1264         ZERO,
1265 };
1266
1267 static const enum index action_inc_tcp_seq[] = {
1268         ACTION_INC_TCP_SEQ_VALUE,
1269         ACTION_NEXT,
1270         ZERO,
1271 };
1272
1273 static const enum index action_dec_tcp_seq[] = {
1274         ACTION_DEC_TCP_SEQ_VALUE,
1275         ACTION_NEXT,
1276         ZERO,
1277 };
1278
1279 static const enum index action_inc_tcp_ack[] = {
1280         ACTION_INC_TCP_ACK_VALUE,
1281         ACTION_NEXT,
1282         ZERO,
1283 };
1284
1285 static const enum index action_dec_tcp_ack[] = {
1286         ACTION_DEC_TCP_ACK_VALUE,
1287         ACTION_NEXT,
1288         ZERO,
1289 };
1290
1291 static const enum index action_raw_encap[] = {
1292         ACTION_RAW_ENCAP_INDEX,
1293         ACTION_NEXT,
1294         ZERO,
1295 };
1296
1297 static const enum index action_raw_decap[] = {
1298         ACTION_RAW_DECAP_INDEX,
1299         ACTION_NEXT,
1300         ZERO,
1301 };
1302
1303 static const enum index action_set_tag[] = {
1304         ACTION_SET_TAG_DATA,
1305         ACTION_SET_TAG_INDEX,
1306         ACTION_SET_TAG_MASK,
1307         ACTION_NEXT,
1308         ZERO,
1309 };
1310
1311 static const enum index action_set_meta[] = {
1312         ACTION_SET_META_DATA,
1313         ACTION_SET_META_MASK,
1314         ACTION_NEXT,
1315         ZERO,
1316 };
1317
1318 static const enum index action_set_ipv4_dscp[] = {
1319         ACTION_SET_IPV4_DSCP_VALUE,
1320         ACTION_NEXT,
1321         ZERO,
1322 };
1323
1324 static const enum index action_set_ipv6_dscp[] = {
1325         ACTION_SET_IPV6_DSCP_VALUE,
1326         ACTION_NEXT,
1327         ZERO,
1328 };
1329
1330 static int parse_set_raw_encap_decap(struct context *, const struct token *,
1331                                      const char *, unsigned int,
1332                                      void *, unsigned int);
1333 static int parse_set_init(struct context *, const struct token *,
1334                           const char *, unsigned int,
1335                           void *, unsigned int);
1336 static int parse_init(struct context *, const struct token *,
1337                       const char *, unsigned int,
1338                       void *, unsigned int);
1339 static int parse_vc(struct context *, const struct token *,
1340                     const char *, unsigned int,
1341                     void *, unsigned int);
1342 static int parse_vc_spec(struct context *, const struct token *,
1343                          const char *, unsigned int, void *, unsigned int);
1344 static int parse_vc_conf(struct context *, const struct token *,
1345                          const char *, unsigned int, void *, unsigned int);
1346 static int parse_vc_action_rss(struct context *, const struct token *,
1347                                const char *, unsigned int, void *,
1348                                unsigned int);
1349 static int parse_vc_action_rss_func(struct context *, const struct token *,
1350                                     const char *, unsigned int, void *,
1351                                     unsigned int);
1352 static int parse_vc_action_rss_type(struct context *, const struct token *,
1353                                     const char *, unsigned int, void *,
1354                                     unsigned int);
1355 static int parse_vc_action_rss_queue(struct context *, const struct token *,
1356                                      const char *, unsigned int, void *,
1357                                      unsigned int);
1358 static int parse_vc_action_vxlan_encap(struct context *, const struct token *,
1359                                        const char *, unsigned int, void *,
1360                                        unsigned int);
1361 static int parse_vc_action_nvgre_encap(struct context *, const struct token *,
1362                                        const char *, unsigned int, void *,
1363                                        unsigned int);
1364 static int parse_vc_action_l2_encap(struct context *, const struct token *,
1365                                     const char *, unsigned int, void *,
1366                                     unsigned int);
1367 static int parse_vc_action_l2_decap(struct context *, const struct token *,
1368                                     const char *, unsigned int, void *,
1369                                     unsigned int);
1370 static int parse_vc_action_mplsogre_encap(struct context *,
1371                                           const struct token *, const char *,
1372                                           unsigned int, void *, unsigned int);
1373 static int parse_vc_action_mplsogre_decap(struct context *,
1374                                           const struct token *, const char *,
1375                                           unsigned int, void *, unsigned int);
1376 static int parse_vc_action_mplsoudp_encap(struct context *,
1377                                           const struct token *, const char *,
1378                                           unsigned int, void *, unsigned int);
1379 static int parse_vc_action_mplsoudp_decap(struct context *,
1380                                           const struct token *, const char *,
1381                                           unsigned int, void *, unsigned int);
1382 static int parse_vc_action_raw_encap(struct context *,
1383                                      const struct token *, const char *,
1384                                      unsigned int, void *, unsigned int);
1385 static int parse_vc_action_raw_decap(struct context *,
1386                                      const struct token *, const char *,
1387                                      unsigned int, void *, unsigned int);
1388 static int parse_vc_action_raw_encap_index(struct context *,
1389                                            const struct token *, const char *,
1390                                            unsigned int, void *, unsigned int);
1391 static int parse_vc_action_raw_decap_index(struct context *,
1392                                            const struct token *, const char *,
1393                                            unsigned int, void *, unsigned int);
1394 static int parse_vc_action_set_meta(struct context *ctx,
1395                                     const struct token *token, const char *str,
1396                                     unsigned int len, void *buf,
1397                                     unsigned int size);
1398 static int parse_destroy(struct context *, const struct token *,
1399                          const char *, unsigned int,
1400                          void *, unsigned int);
1401 static int parse_flush(struct context *, const struct token *,
1402                        const char *, unsigned int,
1403                        void *, unsigned int);
1404 static int parse_query(struct context *, const struct token *,
1405                        const char *, unsigned int,
1406                        void *, unsigned int);
1407 static int parse_action(struct context *, const struct token *,
1408                         const char *, unsigned int,
1409                         void *, unsigned int);
1410 static int parse_list(struct context *, const struct token *,
1411                       const char *, unsigned int,
1412                       void *, unsigned int);
1413 static int parse_isolate(struct context *, const struct token *,
1414                          const char *, unsigned int,
1415                          void *, unsigned int);
1416 static int parse_int(struct context *, const struct token *,
1417                      const char *, unsigned int,
1418                      void *, unsigned int);
1419 static int parse_prefix(struct context *, const struct token *,
1420                         const char *, unsigned int,
1421                         void *, unsigned int);
1422 static int parse_boolean(struct context *, const struct token *,
1423                          const char *, unsigned int,
1424                          void *, unsigned int);
1425 static int parse_string(struct context *, const struct token *,
1426                         const char *, unsigned int,
1427                         void *, unsigned int);
1428 static int parse_hex(struct context *ctx, const struct token *token,
1429                         const char *str, unsigned int len,
1430                         void *buf, unsigned int size);
1431 static int parse_mac_addr(struct context *, const struct token *,
1432                           const char *, unsigned int,
1433                           void *, unsigned int);
1434 static int parse_ipv4_addr(struct context *, const struct token *,
1435                            const char *, unsigned int,
1436                            void *, unsigned int);
1437 static int parse_ipv6_addr(struct context *, const struct token *,
1438                            const char *, unsigned int,
1439                            void *, unsigned int);
1440 static int parse_port(struct context *, const struct token *,
1441                       const char *, unsigned int,
1442                       void *, unsigned int);
1443 static int comp_none(struct context *, const struct token *,
1444                      unsigned int, char *, unsigned int);
1445 static int comp_boolean(struct context *, const struct token *,
1446                         unsigned int, char *, unsigned int);
1447 static int comp_action(struct context *, const struct token *,
1448                        unsigned int, char *, unsigned int);
1449 static int comp_port(struct context *, const struct token *,
1450                      unsigned int, char *, unsigned int);
1451 static int comp_rule_id(struct context *, const struct token *,
1452                         unsigned int, char *, unsigned int);
1453 static int comp_vc_action_rss_type(struct context *, const struct token *,
1454                                    unsigned int, char *, unsigned int);
1455 static int comp_vc_action_rss_queue(struct context *, const struct token *,
1456                                     unsigned int, char *, unsigned int);
1457 static int comp_set_raw_index(struct context *, const struct token *,
1458                               unsigned int, char *, unsigned int);
1459
1460 /** Token definitions. */
1461 static const struct token token_list[] = {
1462         /* Special tokens. */
1463         [ZERO] = {
1464                 .name = "ZERO",
1465                 .help = "null entry, abused as the entry point",
1466                 .next = NEXT(NEXT_ENTRY(FLOW)),
1467         },
1468         [END] = {
1469                 .name = "",
1470                 .type = "RETURN",
1471                 .help = "command may end here",
1472         },
1473         [START_SET] = {
1474                 .name = "START_SET",
1475                 .help = "null entry, abused as the entry point for set",
1476                 .next = NEXT(NEXT_ENTRY(SET)),
1477         },
1478         [END_SET] = {
1479                 .name = "end_set",
1480                 .type = "RETURN",
1481                 .help = "set command may end here",
1482         },
1483         /* Common tokens. */
1484         [INTEGER] = {
1485                 .name = "{int}",
1486                 .type = "INTEGER",
1487                 .help = "integer value",
1488                 .call = parse_int,
1489                 .comp = comp_none,
1490         },
1491         [UNSIGNED] = {
1492                 .name = "{unsigned}",
1493                 .type = "UNSIGNED",
1494                 .help = "unsigned integer value",
1495                 .call = parse_int,
1496                 .comp = comp_none,
1497         },
1498         [PREFIX] = {
1499                 .name = "{prefix}",
1500                 .type = "PREFIX",
1501                 .help = "prefix length for bit-mask",
1502                 .call = parse_prefix,
1503                 .comp = comp_none,
1504         },
1505         [BOOLEAN] = {
1506                 .name = "{boolean}",
1507                 .type = "BOOLEAN",
1508                 .help = "any boolean value",
1509                 .call = parse_boolean,
1510                 .comp = comp_boolean,
1511         },
1512         [STRING] = {
1513                 .name = "{string}",
1514                 .type = "STRING",
1515                 .help = "fixed string",
1516                 .call = parse_string,
1517                 .comp = comp_none,
1518         },
1519         [HEX] = {
1520                 .name = "{hex}",
1521                 .type = "HEX",
1522                 .help = "fixed string",
1523                 .call = parse_hex,
1524                 .comp = comp_none,
1525         },
1526         [MAC_ADDR] = {
1527                 .name = "{MAC address}",
1528                 .type = "MAC-48",
1529                 .help = "standard MAC address notation",
1530                 .call = parse_mac_addr,
1531                 .comp = comp_none,
1532         },
1533         [IPV4_ADDR] = {
1534                 .name = "{IPv4 address}",
1535                 .type = "IPV4 ADDRESS",
1536                 .help = "standard IPv4 address notation",
1537                 .call = parse_ipv4_addr,
1538                 .comp = comp_none,
1539         },
1540         [IPV6_ADDR] = {
1541                 .name = "{IPv6 address}",
1542                 .type = "IPV6 ADDRESS",
1543                 .help = "standard IPv6 address notation",
1544                 .call = parse_ipv6_addr,
1545                 .comp = comp_none,
1546         },
1547         [RULE_ID] = {
1548                 .name = "{rule id}",
1549                 .type = "RULE ID",
1550                 .help = "rule identifier",
1551                 .call = parse_int,
1552                 .comp = comp_rule_id,
1553         },
1554         [PORT_ID] = {
1555                 .name = "{port_id}",
1556                 .type = "PORT ID",
1557                 .help = "port identifier",
1558                 .call = parse_port,
1559                 .comp = comp_port,
1560         },
1561         [GROUP_ID] = {
1562                 .name = "{group_id}",
1563                 .type = "GROUP ID",
1564                 .help = "group identifier",
1565                 .call = parse_int,
1566                 .comp = comp_none,
1567         },
1568         [PRIORITY_LEVEL] = {
1569                 .name = "{level}",
1570                 .type = "PRIORITY",
1571                 .help = "priority level",
1572                 .call = parse_int,
1573                 .comp = comp_none,
1574         },
1575         /* Top-level command. */
1576         [FLOW] = {
1577                 .name = "flow",
1578                 .type = "{command} {port_id} [{arg} [...]]",
1579                 .help = "manage ingress/egress flow rules",
1580                 .next = NEXT(NEXT_ENTRY
1581                              (VALIDATE,
1582                               CREATE,
1583                               DESTROY,
1584                               FLUSH,
1585                               LIST,
1586                               QUERY,
1587                               ISOLATE)),
1588                 .call = parse_init,
1589         },
1590         /* Sub-level commands. */
1591         [VALIDATE] = {
1592                 .name = "validate",
1593                 .help = "check whether a flow rule can be created",
1594                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PORT_ID)),
1595                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1596                 .call = parse_vc,
1597         },
1598         [CREATE] = {
1599                 .name = "create",
1600                 .help = "create a flow rule",
1601                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PORT_ID)),
1602                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1603                 .call = parse_vc,
1604         },
1605         [DESTROY] = {
1606                 .name = "destroy",
1607                 .help = "destroy specific flow rules",
1608                 .next = NEXT(NEXT_ENTRY(DESTROY_RULE), NEXT_ENTRY(PORT_ID)),
1609                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1610                 .call = parse_destroy,
1611         },
1612         [FLUSH] = {
1613                 .name = "flush",
1614                 .help = "destroy all flow rules",
1615                 .next = NEXT(NEXT_ENTRY(PORT_ID)),
1616                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1617                 .call = parse_flush,
1618         },
1619         [QUERY] = {
1620                 .name = "query",
1621                 .help = "query an existing flow rule",
1622                 .next = NEXT(NEXT_ENTRY(QUERY_ACTION),
1623                              NEXT_ENTRY(RULE_ID),
1624                              NEXT_ENTRY(PORT_ID)),
1625                 .args = ARGS(ARGS_ENTRY(struct buffer, args.query.action.type),
1626                              ARGS_ENTRY(struct buffer, args.query.rule),
1627                              ARGS_ENTRY(struct buffer, port)),
1628                 .call = parse_query,
1629         },
1630         [LIST] = {
1631                 .name = "list",
1632                 .help = "list existing flow rules",
1633                 .next = NEXT(next_list_attr, NEXT_ENTRY(PORT_ID)),
1634                 .args = ARGS(ARGS_ENTRY(struct buffer, port)),
1635                 .call = parse_list,
1636         },
1637         [ISOLATE] = {
1638                 .name = "isolate",
1639                 .help = "restrict ingress traffic to the defined flow rules",
1640                 .next = NEXT(NEXT_ENTRY(BOOLEAN),
1641                              NEXT_ENTRY(PORT_ID)),
1642                 .args = ARGS(ARGS_ENTRY(struct buffer, args.isolate.set),
1643                              ARGS_ENTRY(struct buffer, port)),
1644                 .call = parse_isolate,
1645         },
1646         /* Destroy arguments. */
1647         [DESTROY_RULE] = {
1648                 .name = "rule",
1649                 .help = "specify a rule identifier",
1650                 .next = NEXT(next_destroy_attr, NEXT_ENTRY(RULE_ID)),
1651                 .args = ARGS(ARGS_ENTRY_PTR(struct buffer, args.destroy.rule)),
1652                 .call = parse_destroy,
1653         },
1654         /* Query arguments. */
1655         [QUERY_ACTION] = {
1656                 .name = "{action}",
1657                 .type = "ACTION",
1658                 .help = "action to query, must be part of the rule",
1659                 .call = parse_action,
1660                 .comp = comp_action,
1661         },
1662         /* List arguments. */
1663         [LIST_GROUP] = {
1664                 .name = "group",
1665                 .help = "specify a group",
1666                 .next = NEXT(next_list_attr, NEXT_ENTRY(GROUP_ID)),
1667                 .args = ARGS(ARGS_ENTRY_PTR(struct buffer, args.list.group)),
1668                 .call = parse_list,
1669         },
1670         /* Validate/create attributes. */
1671         [GROUP] = {
1672                 .name = "group",
1673                 .help = "specify a group",
1674                 .next = NEXT(next_vc_attr, NEXT_ENTRY(GROUP_ID)),
1675                 .args = ARGS(ARGS_ENTRY(struct rte_flow_attr, group)),
1676                 .call = parse_vc,
1677         },
1678         [PRIORITY] = {
1679                 .name = "priority",
1680                 .help = "specify a priority level",
1681                 .next = NEXT(next_vc_attr, NEXT_ENTRY(PRIORITY_LEVEL)),
1682                 .args = ARGS(ARGS_ENTRY(struct rte_flow_attr, priority)),
1683                 .call = parse_vc,
1684         },
1685         [INGRESS] = {
1686                 .name = "ingress",
1687                 .help = "affect rule to ingress",
1688                 .next = NEXT(next_vc_attr),
1689                 .call = parse_vc,
1690         },
1691         [EGRESS] = {
1692                 .name = "egress",
1693                 .help = "affect rule to egress",
1694                 .next = NEXT(next_vc_attr),
1695                 .call = parse_vc,
1696         },
1697         [TRANSFER] = {
1698                 .name = "transfer",
1699                 .help = "apply rule directly to endpoints found in pattern",
1700                 .next = NEXT(next_vc_attr),
1701                 .call = parse_vc,
1702         },
1703         /* Validate/create pattern. */
1704         [PATTERN] = {
1705                 .name = "pattern",
1706                 .help = "submit a list of pattern items",
1707                 .next = NEXT(next_item),
1708                 .call = parse_vc,
1709         },
1710         [ITEM_PARAM_IS] = {
1711                 .name = "is",
1712                 .help = "match value perfectly (with full bit-mask)",
1713                 .call = parse_vc_spec,
1714         },
1715         [ITEM_PARAM_SPEC] = {
1716                 .name = "spec",
1717                 .help = "match value according to configured bit-mask",
1718                 .call = parse_vc_spec,
1719         },
1720         [ITEM_PARAM_LAST] = {
1721                 .name = "last",
1722                 .help = "specify upper bound to establish a range",
1723                 .call = parse_vc_spec,
1724         },
1725         [ITEM_PARAM_MASK] = {
1726                 .name = "mask",
1727                 .help = "specify bit-mask with relevant bits set to one",
1728                 .call = parse_vc_spec,
1729         },
1730         [ITEM_PARAM_PREFIX] = {
1731                 .name = "prefix",
1732                 .help = "generate bit-mask from a prefix length",
1733                 .call = parse_vc_spec,
1734         },
1735         [ITEM_NEXT] = {
1736                 .name = "/",
1737                 .help = "specify next pattern item",
1738                 .next = NEXT(next_item),
1739         },
1740         [ITEM_END] = {
1741                 .name = "end",
1742                 .help = "end list of pattern items",
1743                 .priv = PRIV_ITEM(END, 0),
1744                 .next = NEXT(NEXT_ENTRY(ACTIONS)),
1745                 .call = parse_vc,
1746         },
1747         [ITEM_VOID] = {
1748                 .name = "void",
1749                 .help = "no-op pattern item",
1750                 .priv = PRIV_ITEM(VOID, 0),
1751                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1752                 .call = parse_vc,
1753         },
1754         [ITEM_INVERT] = {
1755                 .name = "invert",
1756                 .help = "perform actions when pattern does not match",
1757                 .priv = PRIV_ITEM(INVERT, 0),
1758                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1759                 .call = parse_vc,
1760         },
1761         [ITEM_ANY] = {
1762                 .name = "any",
1763                 .help = "match any protocol for the current layer",
1764                 .priv = PRIV_ITEM(ANY, sizeof(struct rte_flow_item_any)),
1765                 .next = NEXT(item_any),
1766                 .call = parse_vc,
1767         },
1768         [ITEM_ANY_NUM] = {
1769                 .name = "num",
1770                 .help = "number of layers covered",
1771                 .next = NEXT(item_any, NEXT_ENTRY(UNSIGNED), item_param),
1772                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_any, num)),
1773         },
1774         [ITEM_PF] = {
1775                 .name = "pf",
1776                 .help = "match traffic from/to the physical function",
1777                 .priv = PRIV_ITEM(PF, 0),
1778                 .next = NEXT(NEXT_ENTRY(ITEM_NEXT)),
1779                 .call = parse_vc,
1780         },
1781         [ITEM_VF] = {
1782                 .name = "vf",
1783                 .help = "match traffic from/to a virtual function ID",
1784                 .priv = PRIV_ITEM(VF, sizeof(struct rte_flow_item_vf)),
1785                 .next = NEXT(item_vf),
1786                 .call = parse_vc,
1787         },
1788         [ITEM_VF_ID] = {
1789                 .name = "id",
1790                 .help = "VF ID",
1791                 .next = NEXT(item_vf, NEXT_ENTRY(UNSIGNED), item_param),
1792                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_vf, id)),
1793         },
1794         [ITEM_PHY_PORT] = {
1795                 .name = "phy_port",
1796                 .help = "match traffic from/to a specific physical port",
1797                 .priv = PRIV_ITEM(PHY_PORT,
1798                                   sizeof(struct rte_flow_item_phy_port)),
1799                 .next = NEXT(item_phy_port),
1800                 .call = parse_vc,
1801         },
1802         [ITEM_PHY_PORT_INDEX] = {
1803                 .name = "index",
1804                 .help = "physical port index",
1805                 .next = NEXT(item_phy_port, NEXT_ENTRY(UNSIGNED), item_param),
1806                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_phy_port, index)),
1807         },
1808         [ITEM_PORT_ID] = {
1809                 .name = "port_id",
1810                 .help = "match traffic from/to a given DPDK port ID",
1811                 .priv = PRIV_ITEM(PORT_ID,
1812                                   sizeof(struct rte_flow_item_port_id)),
1813                 .next = NEXT(item_port_id),
1814                 .call = parse_vc,
1815         },
1816         [ITEM_PORT_ID_ID] = {
1817                 .name = "id",
1818                 .help = "DPDK port ID",
1819                 .next = NEXT(item_port_id, NEXT_ENTRY(UNSIGNED), item_param),
1820                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_port_id, id)),
1821         },
1822         [ITEM_MARK] = {
1823                 .name = "mark",
1824                 .help = "match traffic against value set in previously matched rule",
1825                 .priv = PRIV_ITEM(MARK, sizeof(struct rte_flow_item_mark)),
1826                 .next = NEXT(item_mark),
1827                 .call = parse_vc,
1828         },
1829         [ITEM_MARK_ID] = {
1830                 .name = "id",
1831                 .help = "Integer value to match against",
1832                 .next = NEXT(item_mark, NEXT_ENTRY(UNSIGNED), item_param),
1833                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_mark, id)),
1834         },
1835         [ITEM_RAW] = {
1836                 .name = "raw",
1837                 .help = "match an arbitrary byte string",
1838                 .priv = PRIV_ITEM(RAW, ITEM_RAW_SIZE),
1839                 .next = NEXT(item_raw),
1840                 .call = parse_vc,
1841         },
1842         [ITEM_RAW_RELATIVE] = {
1843                 .name = "relative",
1844                 .help = "look for pattern after the previous item",
1845                 .next = NEXT(item_raw, NEXT_ENTRY(BOOLEAN), item_param),
1846                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_item_raw,
1847                                            relative, 1)),
1848         },
1849         [ITEM_RAW_SEARCH] = {
1850                 .name = "search",
1851                 .help = "search pattern from offset (see also limit)",
1852                 .next = NEXT(item_raw, NEXT_ENTRY(BOOLEAN), item_param),
1853                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_item_raw,
1854                                            search, 1)),
1855         },
1856         [ITEM_RAW_OFFSET] = {
1857                 .name = "offset",
1858                 .help = "absolute or relative offset for pattern",
1859                 .next = NEXT(item_raw, NEXT_ENTRY(INTEGER), item_param),
1860                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, offset)),
1861         },
1862         [ITEM_RAW_LIMIT] = {
1863                 .name = "limit",
1864                 .help = "search area limit for start of pattern",
1865                 .next = NEXT(item_raw, NEXT_ENTRY(UNSIGNED), item_param),
1866                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, limit)),
1867         },
1868         [ITEM_RAW_PATTERN] = {
1869                 .name = "pattern",
1870                 .help = "byte string to look for",
1871                 .next = NEXT(item_raw,
1872                              NEXT_ENTRY(STRING),
1873                              NEXT_ENTRY(ITEM_PARAM_IS,
1874                                         ITEM_PARAM_SPEC,
1875                                         ITEM_PARAM_MASK)),
1876                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_raw, pattern),
1877                              ARGS_ENTRY(struct rte_flow_item_raw, length),
1878                              ARGS_ENTRY_ARB(sizeof(struct rte_flow_item_raw),
1879                                             ITEM_RAW_PATTERN_SIZE)),
1880         },
1881         [ITEM_ETH] = {
1882                 .name = "eth",
1883                 .help = "match Ethernet header",
1884                 .priv = PRIV_ITEM(ETH, sizeof(struct rte_flow_item_eth)),
1885                 .next = NEXT(item_eth),
1886                 .call = parse_vc,
1887         },
1888         [ITEM_ETH_DST] = {
1889                 .name = "dst",
1890                 .help = "destination MAC",
1891                 .next = NEXT(item_eth, NEXT_ENTRY(MAC_ADDR), item_param),
1892                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, dst)),
1893         },
1894         [ITEM_ETH_SRC] = {
1895                 .name = "src",
1896                 .help = "source MAC",
1897                 .next = NEXT(item_eth, NEXT_ENTRY(MAC_ADDR), item_param),
1898                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, src)),
1899         },
1900         [ITEM_ETH_TYPE] = {
1901                 .name = "type",
1902                 .help = "EtherType",
1903                 .next = NEXT(item_eth, NEXT_ENTRY(UNSIGNED), item_param),
1904                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_eth, type)),
1905         },
1906         [ITEM_VLAN] = {
1907                 .name = "vlan",
1908                 .help = "match 802.1Q/ad VLAN tag",
1909                 .priv = PRIV_ITEM(VLAN, sizeof(struct rte_flow_item_vlan)),
1910                 .next = NEXT(item_vlan),
1911                 .call = parse_vc,
1912         },
1913         [ITEM_VLAN_TCI] = {
1914                 .name = "tci",
1915                 .help = "tag control information",
1916                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1917                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vlan, tci)),
1918         },
1919         [ITEM_VLAN_PCP] = {
1920                 .name = "pcp",
1921                 .help = "priority code point",
1922                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1923                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1924                                                   tci, "\xe0\x00")),
1925         },
1926         [ITEM_VLAN_DEI] = {
1927                 .name = "dei",
1928                 .help = "drop eligible indicator",
1929                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1930                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1931                                                   tci, "\x10\x00")),
1932         },
1933         [ITEM_VLAN_VID] = {
1934                 .name = "vid",
1935                 .help = "VLAN identifier",
1936                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1937                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_vlan,
1938                                                   tci, "\x0f\xff")),
1939         },
1940         [ITEM_VLAN_INNER_TYPE] = {
1941                 .name = "inner_type",
1942                 .help = "inner EtherType",
1943                 .next = NEXT(item_vlan, NEXT_ENTRY(UNSIGNED), item_param),
1944                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vlan,
1945                                              inner_type)),
1946         },
1947         [ITEM_IPV4] = {
1948                 .name = "ipv4",
1949                 .help = "match IPv4 header",
1950                 .priv = PRIV_ITEM(IPV4, sizeof(struct rte_flow_item_ipv4)),
1951                 .next = NEXT(item_ipv4),
1952                 .call = parse_vc,
1953         },
1954         [ITEM_IPV4_TOS] = {
1955                 .name = "tos",
1956                 .help = "type of service",
1957                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
1958                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1959                                              hdr.type_of_service)),
1960         },
1961         [ITEM_IPV4_TTL] = {
1962                 .name = "ttl",
1963                 .help = "time to live",
1964                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
1965                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1966                                              hdr.time_to_live)),
1967         },
1968         [ITEM_IPV4_PROTO] = {
1969                 .name = "proto",
1970                 .help = "next protocol ID",
1971                 .next = NEXT(item_ipv4, NEXT_ENTRY(UNSIGNED), item_param),
1972                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1973                                              hdr.next_proto_id)),
1974         },
1975         [ITEM_IPV4_SRC] = {
1976                 .name = "src",
1977                 .help = "source address",
1978                 .next = NEXT(item_ipv4, NEXT_ENTRY(IPV4_ADDR), item_param),
1979                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1980                                              hdr.src_addr)),
1981         },
1982         [ITEM_IPV4_DST] = {
1983                 .name = "dst",
1984                 .help = "destination address",
1985                 .next = NEXT(item_ipv4, NEXT_ENTRY(IPV4_ADDR), item_param),
1986                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv4,
1987                                              hdr.dst_addr)),
1988         },
1989         [ITEM_IPV6] = {
1990                 .name = "ipv6",
1991                 .help = "match IPv6 header",
1992                 .priv = PRIV_ITEM(IPV6, sizeof(struct rte_flow_item_ipv6)),
1993                 .next = NEXT(item_ipv6),
1994                 .call = parse_vc,
1995         },
1996         [ITEM_IPV6_TC] = {
1997                 .name = "tc",
1998                 .help = "traffic class",
1999                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2000                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_ipv6,
2001                                                   hdr.vtc_flow,
2002                                                   "\x0f\xf0\x00\x00")),
2003         },
2004         [ITEM_IPV6_FLOW] = {
2005                 .name = "flow",
2006                 .help = "flow label",
2007                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2008                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_ipv6,
2009                                                   hdr.vtc_flow,
2010                                                   "\x00\x0f\xff\xff")),
2011         },
2012         [ITEM_IPV6_PROTO] = {
2013                 .name = "proto",
2014                 .help = "protocol (next header)",
2015                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2016                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2017                                              hdr.proto)),
2018         },
2019         [ITEM_IPV6_HOP] = {
2020                 .name = "hop",
2021                 .help = "hop limit",
2022                 .next = NEXT(item_ipv6, NEXT_ENTRY(UNSIGNED), item_param),
2023                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2024                                              hdr.hop_limits)),
2025         },
2026         [ITEM_IPV6_SRC] = {
2027                 .name = "src",
2028                 .help = "source address",
2029                 .next = NEXT(item_ipv6, NEXT_ENTRY(IPV6_ADDR), item_param),
2030                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2031                                              hdr.src_addr)),
2032         },
2033         [ITEM_IPV6_DST] = {
2034                 .name = "dst",
2035                 .help = "destination address",
2036                 .next = NEXT(item_ipv6, NEXT_ENTRY(IPV6_ADDR), item_param),
2037                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6,
2038                                              hdr.dst_addr)),
2039         },
2040         [ITEM_ICMP] = {
2041                 .name = "icmp",
2042                 .help = "match ICMP header",
2043                 .priv = PRIV_ITEM(ICMP, sizeof(struct rte_flow_item_icmp)),
2044                 .next = NEXT(item_icmp),
2045                 .call = parse_vc,
2046         },
2047         [ITEM_ICMP_TYPE] = {
2048                 .name = "type",
2049                 .help = "ICMP packet type",
2050                 .next = NEXT(item_icmp, NEXT_ENTRY(UNSIGNED), item_param),
2051                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp,
2052                                              hdr.icmp_type)),
2053         },
2054         [ITEM_ICMP_CODE] = {
2055                 .name = "code",
2056                 .help = "ICMP packet code",
2057                 .next = NEXT(item_icmp, NEXT_ENTRY(UNSIGNED), item_param),
2058                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp,
2059                                              hdr.icmp_code)),
2060         },
2061         [ITEM_UDP] = {
2062                 .name = "udp",
2063                 .help = "match UDP header",
2064                 .priv = PRIV_ITEM(UDP, sizeof(struct rte_flow_item_udp)),
2065                 .next = NEXT(item_udp),
2066                 .call = parse_vc,
2067         },
2068         [ITEM_UDP_SRC] = {
2069                 .name = "src",
2070                 .help = "UDP source port",
2071                 .next = NEXT(item_udp, NEXT_ENTRY(UNSIGNED), item_param),
2072                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_udp,
2073                                              hdr.src_port)),
2074         },
2075         [ITEM_UDP_DST] = {
2076                 .name = "dst",
2077                 .help = "UDP destination port",
2078                 .next = NEXT(item_udp, NEXT_ENTRY(UNSIGNED), item_param),
2079                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_udp,
2080                                              hdr.dst_port)),
2081         },
2082         [ITEM_TCP] = {
2083                 .name = "tcp",
2084                 .help = "match TCP header",
2085                 .priv = PRIV_ITEM(TCP, sizeof(struct rte_flow_item_tcp)),
2086                 .next = NEXT(item_tcp),
2087                 .call = parse_vc,
2088         },
2089         [ITEM_TCP_SRC] = {
2090                 .name = "src",
2091                 .help = "TCP source port",
2092                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2093                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2094                                              hdr.src_port)),
2095         },
2096         [ITEM_TCP_DST] = {
2097                 .name = "dst",
2098                 .help = "TCP destination port",
2099                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2100                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2101                                              hdr.dst_port)),
2102         },
2103         [ITEM_TCP_FLAGS] = {
2104                 .name = "flags",
2105                 .help = "TCP flags",
2106                 .next = NEXT(item_tcp, NEXT_ENTRY(UNSIGNED), item_param),
2107                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_tcp,
2108                                              hdr.tcp_flags)),
2109         },
2110         [ITEM_SCTP] = {
2111                 .name = "sctp",
2112                 .help = "match SCTP header",
2113                 .priv = PRIV_ITEM(SCTP, sizeof(struct rte_flow_item_sctp)),
2114                 .next = NEXT(item_sctp),
2115                 .call = parse_vc,
2116         },
2117         [ITEM_SCTP_SRC] = {
2118                 .name = "src",
2119                 .help = "SCTP source port",
2120                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2121                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2122                                              hdr.src_port)),
2123         },
2124         [ITEM_SCTP_DST] = {
2125                 .name = "dst",
2126                 .help = "SCTP destination port",
2127                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2128                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2129                                              hdr.dst_port)),
2130         },
2131         [ITEM_SCTP_TAG] = {
2132                 .name = "tag",
2133                 .help = "validation tag",
2134                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2135                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2136                                              hdr.tag)),
2137         },
2138         [ITEM_SCTP_CKSUM] = {
2139                 .name = "cksum",
2140                 .help = "checksum",
2141                 .next = NEXT(item_sctp, NEXT_ENTRY(UNSIGNED), item_param),
2142                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_sctp,
2143                                              hdr.cksum)),
2144         },
2145         [ITEM_VXLAN] = {
2146                 .name = "vxlan",
2147                 .help = "match VXLAN header",
2148                 .priv = PRIV_ITEM(VXLAN, sizeof(struct rte_flow_item_vxlan)),
2149                 .next = NEXT(item_vxlan),
2150                 .call = parse_vc,
2151         },
2152         [ITEM_VXLAN_VNI] = {
2153                 .name = "vni",
2154                 .help = "VXLAN identifier",
2155                 .next = NEXT(item_vxlan, NEXT_ENTRY(UNSIGNED), item_param),
2156                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vxlan, vni)),
2157         },
2158         [ITEM_E_TAG] = {
2159                 .name = "e_tag",
2160                 .help = "match E-Tag header",
2161                 .priv = PRIV_ITEM(E_TAG, sizeof(struct rte_flow_item_e_tag)),
2162                 .next = NEXT(item_e_tag),
2163                 .call = parse_vc,
2164         },
2165         [ITEM_E_TAG_GRP_ECID_B] = {
2166                 .name = "grp_ecid_b",
2167                 .help = "GRP and E-CID base",
2168                 .next = NEXT(item_e_tag, NEXT_ENTRY(UNSIGNED), item_param),
2169                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_e_tag,
2170                                                   rsvd_grp_ecid_b,
2171                                                   "\x3f\xff")),
2172         },
2173         [ITEM_NVGRE] = {
2174                 .name = "nvgre",
2175                 .help = "match NVGRE header",
2176                 .priv = PRIV_ITEM(NVGRE, sizeof(struct rte_flow_item_nvgre)),
2177                 .next = NEXT(item_nvgre),
2178                 .call = parse_vc,
2179         },
2180         [ITEM_NVGRE_TNI] = {
2181                 .name = "tni",
2182                 .help = "virtual subnet ID",
2183                 .next = NEXT(item_nvgre, NEXT_ENTRY(UNSIGNED), item_param),
2184                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_nvgre, tni)),
2185         },
2186         [ITEM_MPLS] = {
2187                 .name = "mpls",
2188                 .help = "match MPLS header",
2189                 .priv = PRIV_ITEM(MPLS, sizeof(struct rte_flow_item_mpls)),
2190                 .next = NEXT(item_mpls),
2191                 .call = parse_vc,
2192         },
2193         [ITEM_MPLS_LABEL] = {
2194                 .name = "label",
2195                 .help = "MPLS label",
2196                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2197                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2198                                                   label_tc_s,
2199                                                   "\xff\xff\xf0")),
2200         },
2201         [ITEM_MPLS_TC] = {
2202                 .name = "tc",
2203                 .help = "MPLS Traffic Class",
2204                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2205                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2206                                                   label_tc_s,
2207                                                   "\x00\x00\x0e")),
2208         },
2209         [ITEM_MPLS_S] = {
2210                 .name = "s",
2211                 .help = "MPLS Bottom-of-Stack",
2212                 .next = NEXT(item_mpls, NEXT_ENTRY(UNSIGNED), item_param),
2213                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_mpls,
2214                                                   label_tc_s,
2215                                                   "\x00\x00\x01")),
2216         },
2217         [ITEM_GRE] = {
2218                 .name = "gre",
2219                 .help = "match GRE header",
2220                 .priv = PRIV_ITEM(GRE, sizeof(struct rte_flow_item_gre)),
2221                 .next = NEXT(item_gre),
2222                 .call = parse_vc,
2223         },
2224         [ITEM_GRE_PROTO] = {
2225                 .name = "protocol",
2226                 .help = "GRE protocol type",
2227                 .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
2228                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
2229                                              protocol)),
2230         },
2231         [ITEM_GRE_C_RSVD0_VER] = {
2232                 .name = "c_rsvd0_ver",
2233                 .help =
2234                         "checksum (1b), undefined (1b), key bit (1b),"
2235                         " sequence number (1b), reserved 0 (9b),"
2236                         " version (3b)",
2237                 .next = NEXT(item_gre, NEXT_ENTRY(UNSIGNED), item_param),
2238                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
2239                                              c_rsvd0_ver)),
2240         },
2241         [ITEM_GRE_C_BIT] = {
2242                 .name = "c_bit",
2243                 .help = "checksum bit (C)",
2244                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2245                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2246                                                   c_rsvd0_ver,
2247                                                   "\x80\x00\x00\x00")),
2248         },
2249         [ITEM_GRE_S_BIT] = {
2250                 .name = "s_bit",
2251                 .help = "sequence number bit (S)",
2252                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2253                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2254                                                   c_rsvd0_ver,
2255                                                   "\x10\x00\x00\x00")),
2256         },
2257         [ITEM_GRE_K_BIT] = {
2258                 .name = "k_bit",
2259                 .help = "key bit (K)",
2260                 .next = NEXT(item_gre, NEXT_ENTRY(BOOLEAN), item_param),
2261                 .args = ARGS(ARGS_ENTRY_MASK_HTON(struct rte_flow_item_gre,
2262                                                   c_rsvd0_ver,
2263                                                   "\x20\x00\x00\x00")),
2264         },
2265         [ITEM_FUZZY] = {
2266                 .name = "fuzzy",
2267                 .help = "fuzzy pattern match, expect faster than default",
2268                 .priv = PRIV_ITEM(FUZZY,
2269                                 sizeof(struct rte_flow_item_fuzzy)),
2270                 .next = NEXT(item_fuzzy),
2271                 .call = parse_vc,
2272         },
2273         [ITEM_FUZZY_THRESH] = {
2274                 .name = "thresh",
2275                 .help = "match accuracy threshold",
2276                 .next = NEXT(item_fuzzy, NEXT_ENTRY(UNSIGNED), item_param),
2277                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_fuzzy,
2278                                         thresh)),
2279         },
2280         [ITEM_GTP] = {
2281                 .name = "gtp",
2282                 .help = "match GTP header",
2283                 .priv = PRIV_ITEM(GTP, sizeof(struct rte_flow_item_gtp)),
2284                 .next = NEXT(item_gtp),
2285                 .call = parse_vc,
2286         },
2287         [ITEM_GTP_TEID] = {
2288                 .name = "teid",
2289                 .help = "tunnel endpoint identifier",
2290                 .next = NEXT(item_gtp, NEXT_ENTRY(UNSIGNED), item_param),
2291                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp, teid)),
2292         },
2293         [ITEM_GTPC] = {
2294                 .name = "gtpc",
2295                 .help = "match GTP header",
2296                 .priv = PRIV_ITEM(GTPC, sizeof(struct rte_flow_item_gtp)),
2297                 .next = NEXT(item_gtp),
2298                 .call = parse_vc,
2299         },
2300         [ITEM_GTPU] = {
2301                 .name = "gtpu",
2302                 .help = "match GTP header",
2303                 .priv = PRIV_ITEM(GTPU, sizeof(struct rte_flow_item_gtp)),
2304                 .next = NEXT(item_gtp),
2305                 .call = parse_vc,
2306         },
2307         [ITEM_GENEVE] = {
2308                 .name = "geneve",
2309                 .help = "match GENEVE header",
2310                 .priv = PRIV_ITEM(GENEVE, sizeof(struct rte_flow_item_geneve)),
2311                 .next = NEXT(item_geneve),
2312                 .call = parse_vc,
2313         },
2314         [ITEM_GENEVE_VNI] = {
2315                 .name = "vni",
2316                 .help = "virtual network identifier",
2317                 .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
2318                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve, vni)),
2319         },
2320         [ITEM_GENEVE_PROTO] = {
2321                 .name = "protocol",
2322                 .help = "GENEVE protocol type",
2323                 .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
2324                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve,
2325                                              protocol)),
2326         },
2327         [ITEM_VXLAN_GPE] = {
2328                 .name = "vxlan-gpe",
2329                 .help = "match VXLAN-GPE header",
2330                 .priv = PRIV_ITEM(VXLAN_GPE,
2331                                   sizeof(struct rte_flow_item_vxlan_gpe)),
2332                 .next = NEXT(item_vxlan_gpe),
2333                 .call = parse_vc,
2334         },
2335         [ITEM_VXLAN_GPE_VNI] = {
2336                 .name = "vni",
2337                 .help = "VXLAN-GPE identifier",
2338                 .next = NEXT(item_vxlan_gpe, NEXT_ENTRY(UNSIGNED), item_param),
2339                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_vxlan_gpe,
2340                                              vni)),
2341         },
2342         [ITEM_ARP_ETH_IPV4] = {
2343                 .name = "arp_eth_ipv4",
2344                 .help = "match ARP header for Ethernet/IPv4",
2345                 .priv = PRIV_ITEM(ARP_ETH_IPV4,
2346                                   sizeof(struct rte_flow_item_arp_eth_ipv4)),
2347                 .next = NEXT(item_arp_eth_ipv4),
2348                 .call = parse_vc,
2349         },
2350         [ITEM_ARP_ETH_IPV4_SHA] = {
2351                 .name = "sha",
2352                 .help = "sender hardware address",
2353                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(MAC_ADDR),
2354                              item_param),
2355                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2356                                              sha)),
2357         },
2358         [ITEM_ARP_ETH_IPV4_SPA] = {
2359                 .name = "spa",
2360                 .help = "sender IPv4 address",
2361                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(IPV4_ADDR),
2362                              item_param),
2363                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2364                                              spa)),
2365         },
2366         [ITEM_ARP_ETH_IPV4_THA] = {
2367                 .name = "tha",
2368                 .help = "target hardware address",
2369                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(MAC_ADDR),
2370                              item_param),
2371                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2372                                              tha)),
2373         },
2374         [ITEM_ARP_ETH_IPV4_TPA] = {
2375                 .name = "tpa",
2376                 .help = "target IPv4 address",
2377                 .next = NEXT(item_arp_eth_ipv4, NEXT_ENTRY(IPV4_ADDR),
2378                              item_param),
2379                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_arp_eth_ipv4,
2380                                              tpa)),
2381         },
2382         [ITEM_IPV6_EXT] = {
2383                 .name = "ipv6_ext",
2384                 .help = "match presence of any IPv6 extension header",
2385                 .priv = PRIV_ITEM(IPV6_EXT,
2386                                   sizeof(struct rte_flow_item_ipv6_ext)),
2387                 .next = NEXT(item_ipv6_ext),
2388                 .call = parse_vc,
2389         },
2390         [ITEM_IPV6_EXT_NEXT_HDR] = {
2391                 .name = "next_hdr",
2392                 .help = "next header",
2393                 .next = NEXT(item_ipv6_ext, NEXT_ENTRY(UNSIGNED), item_param),
2394                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_ipv6_ext,
2395                                              next_hdr)),
2396         },
2397         [ITEM_ICMP6] = {
2398                 .name = "icmp6",
2399                 .help = "match any ICMPv6 header",
2400                 .priv = PRIV_ITEM(ICMP6, sizeof(struct rte_flow_item_icmp6)),
2401                 .next = NEXT(item_icmp6),
2402                 .call = parse_vc,
2403         },
2404         [ITEM_ICMP6_TYPE] = {
2405                 .name = "type",
2406                 .help = "ICMPv6 type",
2407                 .next = NEXT(item_icmp6, NEXT_ENTRY(UNSIGNED), item_param),
2408                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6,
2409                                              type)),
2410         },
2411         [ITEM_ICMP6_CODE] = {
2412                 .name = "code",
2413                 .help = "ICMPv6 code",
2414                 .next = NEXT(item_icmp6, NEXT_ENTRY(UNSIGNED), item_param),
2415                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6,
2416                                              code)),
2417         },
2418         [ITEM_ICMP6_ND_NS] = {
2419                 .name = "icmp6_nd_ns",
2420                 .help = "match ICMPv6 neighbor discovery solicitation",
2421                 .priv = PRIV_ITEM(ICMP6_ND_NS,
2422                                   sizeof(struct rte_flow_item_icmp6_nd_ns)),
2423                 .next = NEXT(item_icmp6_nd_ns),
2424                 .call = parse_vc,
2425         },
2426         [ITEM_ICMP6_ND_NS_TARGET_ADDR] = {
2427                 .name = "target_addr",
2428                 .help = "target address",
2429                 .next = NEXT(item_icmp6_nd_ns, NEXT_ENTRY(IPV6_ADDR),
2430                              item_param),
2431                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_ns,
2432                                              target_addr)),
2433         },
2434         [ITEM_ICMP6_ND_NA] = {
2435                 .name = "icmp6_nd_na",
2436                 .help = "match ICMPv6 neighbor discovery advertisement",
2437                 .priv = PRIV_ITEM(ICMP6_ND_NA,
2438                                   sizeof(struct rte_flow_item_icmp6_nd_na)),
2439                 .next = NEXT(item_icmp6_nd_na),
2440                 .call = parse_vc,
2441         },
2442         [ITEM_ICMP6_ND_NA_TARGET_ADDR] = {
2443                 .name = "target_addr",
2444                 .help = "target address",
2445                 .next = NEXT(item_icmp6_nd_na, NEXT_ENTRY(IPV6_ADDR),
2446                              item_param),
2447                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_na,
2448                                              target_addr)),
2449         },
2450         [ITEM_ICMP6_ND_OPT] = {
2451                 .name = "icmp6_nd_opt",
2452                 .help = "match presence of any ICMPv6 neighbor discovery"
2453                         " option",
2454                 .priv = PRIV_ITEM(ICMP6_ND_OPT,
2455                                   sizeof(struct rte_flow_item_icmp6_nd_opt)),
2456                 .next = NEXT(item_icmp6_nd_opt),
2457                 .call = parse_vc,
2458         },
2459         [ITEM_ICMP6_ND_OPT_TYPE] = {
2460                 .name = "type",
2461                 .help = "ND option type",
2462                 .next = NEXT(item_icmp6_nd_opt, NEXT_ENTRY(UNSIGNED),
2463                              item_param),
2464                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_icmp6_nd_opt,
2465                                              type)),
2466         },
2467         [ITEM_ICMP6_ND_OPT_SLA_ETH] = {
2468                 .name = "icmp6_nd_opt_sla_eth",
2469                 .help = "match ICMPv6 neighbor discovery source Ethernet"
2470                         " link-layer address option",
2471                 .priv = PRIV_ITEM
2472                         (ICMP6_ND_OPT_SLA_ETH,
2473                          sizeof(struct rte_flow_item_icmp6_nd_opt_sla_eth)),
2474                 .next = NEXT(item_icmp6_nd_opt_sla_eth),
2475                 .call = parse_vc,
2476         },
2477         [ITEM_ICMP6_ND_OPT_SLA_ETH_SLA] = {
2478                 .name = "sla",
2479                 .help = "source Ethernet LLA",
2480                 .next = NEXT(item_icmp6_nd_opt_sla_eth, NEXT_ENTRY(MAC_ADDR),
2481                              item_param),
2482                 .args = ARGS(ARGS_ENTRY_HTON
2483                              (struct rte_flow_item_icmp6_nd_opt_sla_eth, sla)),
2484         },
2485         [ITEM_ICMP6_ND_OPT_TLA_ETH] = {
2486                 .name = "icmp6_nd_opt_tla_eth",
2487                 .help = "match ICMPv6 neighbor discovery target Ethernet"
2488                         " link-layer address option",
2489                 .priv = PRIV_ITEM
2490                         (ICMP6_ND_OPT_TLA_ETH,
2491                          sizeof(struct rte_flow_item_icmp6_nd_opt_tla_eth)),
2492                 .next = NEXT(item_icmp6_nd_opt_tla_eth),
2493                 .call = parse_vc,
2494         },
2495         [ITEM_ICMP6_ND_OPT_TLA_ETH_TLA] = {
2496                 .name = "tla",
2497                 .help = "target Ethernet LLA",
2498                 .next = NEXT(item_icmp6_nd_opt_tla_eth, NEXT_ENTRY(MAC_ADDR),
2499                              item_param),
2500                 .args = ARGS(ARGS_ENTRY_HTON
2501                              (struct rte_flow_item_icmp6_nd_opt_tla_eth, tla)),
2502         },
2503         [ITEM_META] = {
2504                 .name = "meta",
2505                 .help = "match metadata header",
2506                 .priv = PRIV_ITEM(META, sizeof(struct rte_flow_item_meta)),
2507                 .next = NEXT(item_meta),
2508                 .call = parse_vc,
2509         },
2510         [ITEM_META_DATA] = {
2511                 .name = "data",
2512                 .help = "metadata value",
2513                 .next = NEXT(item_meta, NEXT_ENTRY(UNSIGNED), item_param),
2514                 .args = ARGS(ARGS_ENTRY_MASK(struct rte_flow_item_meta,
2515                                              data, "\xff\xff\xff\xff")),
2516         },
2517         [ITEM_GRE_KEY] = {
2518                 .name = "gre_key",
2519                 .help = "match GRE key",
2520                 .priv = PRIV_ITEM(GRE_KEY, sizeof(rte_be32_t)),
2521                 .next = NEXT(item_gre_key),
2522                 .call = parse_vc,
2523         },
2524         [ITEM_GRE_KEY_VALUE] = {
2525                 .name = "value",
2526                 .help = "key value",
2527                 .next = NEXT(item_gre_key, NEXT_ENTRY(UNSIGNED), item_param),
2528                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
2529         },
2530         [ITEM_GTP_PSC] = {
2531                 .name = "gtp_psc",
2532                 .help = "match GTP extension header with type 0x85",
2533                 .priv = PRIV_ITEM(GTP_PSC,
2534                                 sizeof(struct rte_flow_item_gtp_psc)),
2535                 .next = NEXT(item_gtp_psc),
2536                 .call = parse_vc,
2537         },
2538         [ITEM_GTP_PSC_QFI] = {
2539                 .name = "qfi",
2540                 .help = "QoS flow identifier",
2541                 .next = NEXT(item_gtp_psc, NEXT_ENTRY(UNSIGNED), item_param),
2542                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp_psc,
2543                                         qfi)),
2544         },
2545         [ITEM_GTP_PSC_PDU_T] = {
2546                 .name = "pdu_t",
2547                 .help = "PDU type",
2548                 .next = NEXT(item_gtp_psc, NEXT_ENTRY(UNSIGNED), item_param),
2549                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp_psc,
2550                                         pdu_type)),
2551         },
2552         [ITEM_PPPOES] = {
2553                 .name = "pppoes",
2554                 .help = "match PPPoE session header",
2555                 .priv = PRIV_ITEM(PPPOES, sizeof(struct rte_flow_item_pppoe)),
2556                 .next = NEXT(item_pppoes),
2557                 .call = parse_vc,
2558         },
2559         [ITEM_PPPOED] = {
2560                 .name = "pppoed",
2561                 .help = "match PPPoE discovery header",
2562                 .priv = PRIV_ITEM(PPPOED, sizeof(struct rte_flow_item_pppoe)),
2563                 .next = NEXT(item_pppoed),
2564                 .call = parse_vc,
2565         },
2566         [ITEM_PPPOE_SEID] = {
2567                 .name = "seid",
2568                 .help = "session identifier",
2569                 .next = NEXT(item_pppoes, NEXT_ENTRY(UNSIGNED), item_param),
2570                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_pppoe,
2571                                         session_id)),
2572         },
2573         [ITEM_PPPOE_PROTO_ID] = {
2574                 .name = "proto_id",
2575                 .help = "match PPPoE session protocol identifier",
2576                 .priv = PRIV_ITEM(PPPOE_PROTO_ID,
2577                                 sizeof(struct rte_flow_item_pppoe_proto_id)),
2578                 .next = NEXT(item_pppoe_proto_id),
2579                 .call = parse_vc,
2580         },
2581         [ITEM_HIGIG2] = {
2582                 .name = "higig2",
2583                 .help = "matches higig2 header",
2584                 .priv = PRIV_ITEM(HIGIG2,
2585                                 sizeof(struct rte_flow_item_higig2_hdr)),
2586                 .next = NEXT(item_higig2),
2587                 .call = parse_vc,
2588         },
2589         [ITEM_HIGIG2_CLASSIFICATION] = {
2590                 .name = "classification",
2591                 .help = "matches classification of higig2 header",
2592                 .next = NEXT(item_higig2, NEXT_ENTRY(UNSIGNED), item_param),
2593                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_higig2_hdr,
2594                                         hdr.ppt1.classification)),
2595         },
2596         [ITEM_HIGIG2_VID] = {
2597                 .name = "vid",
2598                 .help = "matches vid of higig2 header",
2599                 .next = NEXT(item_higig2, NEXT_ENTRY(UNSIGNED), item_param),
2600                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_higig2_hdr,
2601                                         hdr.ppt1.vid)),
2602         },
2603         [ITEM_TAG] = {
2604                 .name = "tag",
2605                 .help = "match tag value",
2606                 .priv = PRIV_ITEM(TAG, sizeof(struct rte_flow_item_tag)),
2607                 .next = NEXT(item_tag),
2608                 .call = parse_vc,
2609         },
2610         [ITEM_TAG_DATA] = {
2611                 .name = "data",
2612                 .help = "tag value to match",
2613                 .next = NEXT(item_tag, NEXT_ENTRY(UNSIGNED), item_param),
2614                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_tag, data)),
2615         },
2616         [ITEM_TAG_INDEX] = {
2617                 .name = "index",
2618                 .help = "index of tag array to match",
2619                 .next = NEXT(item_tag, NEXT_ENTRY(UNSIGNED),
2620                              NEXT_ENTRY(ITEM_PARAM_IS)),
2621                 .args = ARGS(ARGS_ENTRY(struct rte_flow_item_tag, index)),
2622         },
2623         [ITEM_L2TPV3OIP] = {
2624                 .name = "l2tpv3oip",
2625                 .help = "match L2TPv3 over IP header",
2626                 .priv = PRIV_ITEM(L2TPV3OIP,
2627                                   sizeof(struct rte_flow_item_l2tpv3oip)),
2628                 .next = NEXT(item_l2tpv3oip),
2629                 .call = parse_vc,
2630         },
2631         [ITEM_L2TPV3OIP_SESSION_ID] = {
2632                 .name = "session_id",
2633                 .help = "session identifier",
2634                 .next = NEXT(item_l2tpv3oip, NEXT_ENTRY(UNSIGNED), item_param),
2635                 .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_l2tpv3oip,
2636                                              session_id)),
2637         },
2638
2639         /* Validate/create actions. */
2640         [ACTIONS] = {
2641                 .name = "actions",
2642                 .help = "submit a list of associated actions",
2643                 .next = NEXT(next_action),
2644                 .call = parse_vc,
2645         },
2646         [ACTION_NEXT] = {
2647                 .name = "/",
2648                 .help = "specify next action",
2649                 .next = NEXT(next_action),
2650         },
2651         [ACTION_END] = {
2652                 .name = "end",
2653                 .help = "end list of actions",
2654                 .priv = PRIV_ACTION(END, 0),
2655                 .call = parse_vc,
2656         },
2657         [ACTION_VOID] = {
2658                 .name = "void",
2659                 .help = "no-op action",
2660                 .priv = PRIV_ACTION(VOID, 0),
2661                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2662                 .call = parse_vc,
2663         },
2664         [ACTION_PASSTHRU] = {
2665                 .name = "passthru",
2666                 .help = "let subsequent rule process matched packets",
2667                 .priv = PRIV_ACTION(PASSTHRU, 0),
2668                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2669                 .call = parse_vc,
2670         },
2671         [ACTION_JUMP] = {
2672                 .name = "jump",
2673                 .help = "redirect traffic to a given group",
2674                 .priv = PRIV_ACTION(JUMP, sizeof(struct rte_flow_action_jump)),
2675                 .next = NEXT(action_jump),
2676                 .call = parse_vc,
2677         },
2678         [ACTION_JUMP_GROUP] = {
2679                 .name = "group",
2680                 .help = "group to redirect traffic to",
2681                 .next = NEXT(action_jump, NEXT_ENTRY(UNSIGNED)),
2682                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_jump, group)),
2683                 .call = parse_vc_conf,
2684         },
2685         [ACTION_MARK] = {
2686                 .name = "mark",
2687                 .help = "attach 32 bit value to packets",
2688                 .priv = PRIV_ACTION(MARK, sizeof(struct rte_flow_action_mark)),
2689                 .next = NEXT(action_mark),
2690                 .call = parse_vc,
2691         },
2692         [ACTION_MARK_ID] = {
2693                 .name = "id",
2694                 .help = "32 bit value to return with packets",
2695                 .next = NEXT(action_mark, NEXT_ENTRY(UNSIGNED)),
2696                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_mark, id)),
2697                 .call = parse_vc_conf,
2698         },
2699         [ACTION_FLAG] = {
2700                 .name = "flag",
2701                 .help = "flag packets",
2702                 .priv = PRIV_ACTION(FLAG, 0),
2703                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2704                 .call = parse_vc,
2705         },
2706         [ACTION_QUEUE] = {
2707                 .name = "queue",
2708                 .help = "assign packets to a given queue index",
2709                 .priv = PRIV_ACTION(QUEUE,
2710                                     sizeof(struct rte_flow_action_queue)),
2711                 .next = NEXT(action_queue),
2712                 .call = parse_vc,
2713         },
2714         [ACTION_QUEUE_INDEX] = {
2715                 .name = "index",
2716                 .help = "queue index to use",
2717                 .next = NEXT(action_queue, NEXT_ENTRY(UNSIGNED)),
2718                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_queue, index)),
2719                 .call = parse_vc_conf,
2720         },
2721         [ACTION_DROP] = {
2722                 .name = "drop",
2723                 .help = "drop packets (note: passthru has priority)",
2724                 .priv = PRIV_ACTION(DROP, 0),
2725                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2726                 .call = parse_vc,
2727         },
2728         [ACTION_COUNT] = {
2729                 .name = "count",
2730                 .help = "enable counters for this rule",
2731                 .priv = PRIV_ACTION(COUNT,
2732                                     sizeof(struct rte_flow_action_count)),
2733                 .next = NEXT(action_count),
2734                 .call = parse_vc,
2735         },
2736         [ACTION_COUNT_ID] = {
2737                 .name = "identifier",
2738                 .help = "counter identifier to use",
2739                 .next = NEXT(action_count, NEXT_ENTRY(UNSIGNED)),
2740                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_count, id)),
2741                 .call = parse_vc_conf,
2742         },
2743         [ACTION_COUNT_SHARED] = {
2744                 .name = "shared",
2745                 .help = "shared counter",
2746                 .next = NEXT(action_count, NEXT_ENTRY(BOOLEAN)),
2747                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_count,
2748                                            shared, 1)),
2749                 .call = parse_vc_conf,
2750         },
2751         [ACTION_RSS] = {
2752                 .name = "rss",
2753                 .help = "spread packets among several queues",
2754                 .priv = PRIV_ACTION(RSS, sizeof(struct action_rss_data)),
2755                 .next = NEXT(action_rss),
2756                 .call = parse_vc_action_rss,
2757         },
2758         [ACTION_RSS_FUNC] = {
2759                 .name = "func",
2760                 .help = "RSS hash function to apply",
2761                 .next = NEXT(action_rss,
2762                              NEXT_ENTRY(ACTION_RSS_FUNC_DEFAULT,
2763                                         ACTION_RSS_FUNC_TOEPLITZ,
2764                                         ACTION_RSS_FUNC_SIMPLE_XOR,
2765                                         ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ)),
2766         },
2767         [ACTION_RSS_FUNC_DEFAULT] = {
2768                 .name = "default",
2769                 .help = "default hash function",
2770                 .call = parse_vc_action_rss_func,
2771         },
2772         [ACTION_RSS_FUNC_TOEPLITZ] = {
2773                 .name = "toeplitz",
2774                 .help = "Toeplitz hash function",
2775                 .call = parse_vc_action_rss_func,
2776         },
2777         [ACTION_RSS_FUNC_SIMPLE_XOR] = {
2778                 .name = "simple_xor",
2779                 .help = "simple XOR hash function",
2780                 .call = parse_vc_action_rss_func,
2781         },
2782         [ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ] = {
2783                 .name = "symmetric_toeplitz",
2784                 .help = "Symmetric Toeplitz hash function",
2785                 .call = parse_vc_action_rss_func,
2786         },
2787         [ACTION_RSS_LEVEL] = {
2788                 .name = "level",
2789                 .help = "encapsulation level for \"types\"",
2790                 .next = NEXT(action_rss, NEXT_ENTRY(UNSIGNED)),
2791                 .args = ARGS(ARGS_ENTRY_ARB
2792                              (offsetof(struct action_rss_data, conf) +
2793                               offsetof(struct rte_flow_action_rss, level),
2794                               sizeof(((struct rte_flow_action_rss *)0)->
2795                                      level))),
2796         },
2797         [ACTION_RSS_TYPES] = {
2798                 .name = "types",
2799                 .help = "specific RSS hash types",
2800                 .next = NEXT(action_rss, NEXT_ENTRY(ACTION_RSS_TYPE)),
2801         },
2802         [ACTION_RSS_TYPE] = {
2803                 .name = "{type}",
2804                 .help = "RSS hash type",
2805                 .call = parse_vc_action_rss_type,
2806                 .comp = comp_vc_action_rss_type,
2807         },
2808         [ACTION_RSS_KEY] = {
2809                 .name = "key",
2810                 .help = "RSS hash key",
2811                 .next = NEXT(action_rss, NEXT_ENTRY(HEX)),
2812                 .args = ARGS(ARGS_ENTRY_ARB(0, 0),
2813                              ARGS_ENTRY_ARB
2814                              (offsetof(struct action_rss_data, conf) +
2815                               offsetof(struct rte_flow_action_rss, key_len),
2816                               sizeof(((struct rte_flow_action_rss *)0)->
2817                                      key_len)),
2818                              ARGS_ENTRY(struct action_rss_data, key)),
2819         },
2820         [ACTION_RSS_KEY_LEN] = {
2821                 .name = "key_len",
2822                 .help = "RSS hash key length in bytes",
2823                 .next = NEXT(action_rss, NEXT_ENTRY(UNSIGNED)),
2824                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
2825                              (offsetof(struct action_rss_data, conf) +
2826                               offsetof(struct rte_flow_action_rss, key_len),
2827                               sizeof(((struct rte_flow_action_rss *)0)->
2828                                      key_len),
2829                               0,
2830                               RSS_HASH_KEY_LENGTH)),
2831         },
2832         [ACTION_RSS_QUEUES] = {
2833                 .name = "queues",
2834                 .help = "queue indices to use",
2835                 .next = NEXT(action_rss, NEXT_ENTRY(ACTION_RSS_QUEUE)),
2836                 .call = parse_vc_conf,
2837         },
2838         [ACTION_RSS_QUEUE] = {
2839                 .name = "{queue}",
2840                 .help = "queue index",
2841                 .call = parse_vc_action_rss_queue,
2842                 .comp = comp_vc_action_rss_queue,
2843         },
2844         [ACTION_PF] = {
2845                 .name = "pf",
2846                 .help = "direct traffic to physical function",
2847                 .priv = PRIV_ACTION(PF, 0),
2848                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2849                 .call = parse_vc,
2850         },
2851         [ACTION_VF] = {
2852                 .name = "vf",
2853                 .help = "direct traffic to a virtual function ID",
2854                 .priv = PRIV_ACTION(VF, sizeof(struct rte_flow_action_vf)),
2855                 .next = NEXT(action_vf),
2856                 .call = parse_vc,
2857         },
2858         [ACTION_VF_ORIGINAL] = {
2859                 .name = "original",
2860                 .help = "use original VF ID if possible",
2861                 .next = NEXT(action_vf, NEXT_ENTRY(BOOLEAN)),
2862                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_vf,
2863                                            original, 1)),
2864                 .call = parse_vc_conf,
2865         },
2866         [ACTION_VF_ID] = {
2867                 .name = "id",
2868                 .help = "VF ID",
2869                 .next = NEXT(action_vf, NEXT_ENTRY(UNSIGNED)),
2870                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_vf, id)),
2871                 .call = parse_vc_conf,
2872         },
2873         [ACTION_PHY_PORT] = {
2874                 .name = "phy_port",
2875                 .help = "direct packets to physical port index",
2876                 .priv = PRIV_ACTION(PHY_PORT,
2877                                     sizeof(struct rte_flow_action_phy_port)),
2878                 .next = NEXT(action_phy_port),
2879                 .call = parse_vc,
2880         },
2881         [ACTION_PHY_PORT_ORIGINAL] = {
2882                 .name = "original",
2883                 .help = "use original port index if possible",
2884                 .next = NEXT(action_phy_port, NEXT_ENTRY(BOOLEAN)),
2885                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_phy_port,
2886                                            original, 1)),
2887                 .call = parse_vc_conf,
2888         },
2889         [ACTION_PHY_PORT_INDEX] = {
2890                 .name = "index",
2891                 .help = "physical port index",
2892                 .next = NEXT(action_phy_port, NEXT_ENTRY(UNSIGNED)),
2893                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_phy_port,
2894                                         index)),
2895                 .call = parse_vc_conf,
2896         },
2897         [ACTION_PORT_ID] = {
2898                 .name = "port_id",
2899                 .help = "direct matching traffic to a given DPDK port ID",
2900                 .priv = PRIV_ACTION(PORT_ID,
2901                                     sizeof(struct rte_flow_action_port_id)),
2902                 .next = NEXT(action_port_id),
2903                 .call = parse_vc,
2904         },
2905         [ACTION_PORT_ID_ORIGINAL] = {
2906                 .name = "original",
2907                 .help = "use original DPDK port ID if possible",
2908                 .next = NEXT(action_port_id, NEXT_ENTRY(BOOLEAN)),
2909                 .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_port_id,
2910                                            original, 1)),
2911                 .call = parse_vc_conf,
2912         },
2913         [ACTION_PORT_ID_ID] = {
2914                 .name = "id",
2915                 .help = "DPDK port ID",
2916                 .next = NEXT(action_port_id, NEXT_ENTRY(UNSIGNED)),
2917                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_port_id, id)),
2918                 .call = parse_vc_conf,
2919         },
2920         [ACTION_METER] = {
2921                 .name = "meter",
2922                 .help = "meter the directed packets at given id",
2923                 .priv = PRIV_ACTION(METER,
2924                                     sizeof(struct rte_flow_action_meter)),
2925                 .next = NEXT(action_meter),
2926                 .call = parse_vc,
2927         },
2928         [ACTION_METER_ID] = {
2929                 .name = "mtr_id",
2930                 .help = "meter id to use",
2931                 .next = NEXT(action_meter, NEXT_ENTRY(UNSIGNED)),
2932                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_meter, mtr_id)),
2933                 .call = parse_vc_conf,
2934         },
2935         [ACTION_OF_SET_MPLS_TTL] = {
2936                 .name = "of_set_mpls_ttl",
2937                 .help = "OpenFlow's OFPAT_SET_MPLS_TTL",
2938                 .priv = PRIV_ACTION
2939                         (OF_SET_MPLS_TTL,
2940                          sizeof(struct rte_flow_action_of_set_mpls_ttl)),
2941                 .next = NEXT(action_of_set_mpls_ttl),
2942                 .call = parse_vc,
2943         },
2944         [ACTION_OF_SET_MPLS_TTL_MPLS_TTL] = {
2945                 .name = "mpls_ttl",
2946                 .help = "MPLS TTL",
2947                 .next = NEXT(action_of_set_mpls_ttl, NEXT_ENTRY(UNSIGNED)),
2948                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_of_set_mpls_ttl,
2949                                         mpls_ttl)),
2950                 .call = parse_vc_conf,
2951         },
2952         [ACTION_OF_DEC_MPLS_TTL] = {
2953                 .name = "of_dec_mpls_ttl",
2954                 .help = "OpenFlow's OFPAT_DEC_MPLS_TTL",
2955                 .priv = PRIV_ACTION(OF_DEC_MPLS_TTL, 0),
2956                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2957                 .call = parse_vc,
2958         },
2959         [ACTION_OF_SET_NW_TTL] = {
2960                 .name = "of_set_nw_ttl",
2961                 .help = "OpenFlow's OFPAT_SET_NW_TTL",
2962                 .priv = PRIV_ACTION
2963                         (OF_SET_NW_TTL,
2964                          sizeof(struct rte_flow_action_of_set_nw_ttl)),
2965                 .next = NEXT(action_of_set_nw_ttl),
2966                 .call = parse_vc,
2967         },
2968         [ACTION_OF_SET_NW_TTL_NW_TTL] = {
2969                 .name = "nw_ttl",
2970                 .help = "IP TTL",
2971                 .next = NEXT(action_of_set_nw_ttl, NEXT_ENTRY(UNSIGNED)),
2972                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_of_set_nw_ttl,
2973                                         nw_ttl)),
2974                 .call = parse_vc_conf,
2975         },
2976         [ACTION_OF_DEC_NW_TTL] = {
2977                 .name = "of_dec_nw_ttl",
2978                 .help = "OpenFlow's OFPAT_DEC_NW_TTL",
2979                 .priv = PRIV_ACTION(OF_DEC_NW_TTL, 0),
2980                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2981                 .call = parse_vc,
2982         },
2983         [ACTION_OF_COPY_TTL_OUT] = {
2984                 .name = "of_copy_ttl_out",
2985                 .help = "OpenFlow's OFPAT_COPY_TTL_OUT",
2986                 .priv = PRIV_ACTION(OF_COPY_TTL_OUT, 0),
2987                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2988                 .call = parse_vc,
2989         },
2990         [ACTION_OF_COPY_TTL_IN] = {
2991                 .name = "of_copy_ttl_in",
2992                 .help = "OpenFlow's OFPAT_COPY_TTL_IN",
2993                 .priv = PRIV_ACTION(OF_COPY_TTL_IN, 0),
2994                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
2995                 .call = parse_vc,
2996         },
2997         [ACTION_OF_POP_VLAN] = {
2998                 .name = "of_pop_vlan",
2999                 .help = "OpenFlow's OFPAT_POP_VLAN",
3000                 .priv = PRIV_ACTION(OF_POP_VLAN, 0),
3001                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3002                 .call = parse_vc,
3003         },
3004         [ACTION_OF_PUSH_VLAN] = {
3005                 .name = "of_push_vlan",
3006                 .help = "OpenFlow's OFPAT_PUSH_VLAN",
3007                 .priv = PRIV_ACTION
3008                         (OF_PUSH_VLAN,
3009                          sizeof(struct rte_flow_action_of_push_vlan)),
3010                 .next = NEXT(action_of_push_vlan),
3011                 .call = parse_vc,
3012         },
3013         [ACTION_OF_PUSH_VLAN_ETHERTYPE] = {
3014                 .name = "ethertype",
3015                 .help = "EtherType",
3016                 .next = NEXT(action_of_push_vlan, NEXT_ENTRY(UNSIGNED)),
3017                 .args = ARGS(ARGS_ENTRY_HTON
3018                              (struct rte_flow_action_of_push_vlan,
3019                               ethertype)),
3020                 .call = parse_vc_conf,
3021         },
3022         [ACTION_OF_SET_VLAN_VID] = {
3023                 .name = "of_set_vlan_vid",
3024                 .help = "OpenFlow's OFPAT_SET_VLAN_VID",
3025                 .priv = PRIV_ACTION
3026                         (OF_SET_VLAN_VID,
3027                          sizeof(struct rte_flow_action_of_set_vlan_vid)),
3028                 .next = NEXT(action_of_set_vlan_vid),
3029                 .call = parse_vc,
3030         },
3031         [ACTION_OF_SET_VLAN_VID_VLAN_VID] = {
3032                 .name = "vlan_vid",
3033                 .help = "VLAN id",
3034                 .next = NEXT(action_of_set_vlan_vid, NEXT_ENTRY(UNSIGNED)),
3035                 .args = ARGS(ARGS_ENTRY_HTON
3036                              (struct rte_flow_action_of_set_vlan_vid,
3037                               vlan_vid)),
3038                 .call = parse_vc_conf,
3039         },
3040         [ACTION_OF_SET_VLAN_PCP] = {
3041                 .name = "of_set_vlan_pcp",
3042                 .help = "OpenFlow's OFPAT_SET_VLAN_PCP",
3043                 .priv = PRIV_ACTION
3044                         (OF_SET_VLAN_PCP,
3045                          sizeof(struct rte_flow_action_of_set_vlan_pcp)),
3046                 .next = NEXT(action_of_set_vlan_pcp),
3047                 .call = parse_vc,
3048         },
3049         [ACTION_OF_SET_VLAN_PCP_VLAN_PCP] = {
3050                 .name = "vlan_pcp",
3051                 .help = "VLAN priority",
3052                 .next = NEXT(action_of_set_vlan_pcp, NEXT_ENTRY(UNSIGNED)),
3053                 .args = ARGS(ARGS_ENTRY_HTON
3054                              (struct rte_flow_action_of_set_vlan_pcp,
3055                               vlan_pcp)),
3056                 .call = parse_vc_conf,
3057         },
3058         [ACTION_OF_POP_MPLS] = {
3059                 .name = "of_pop_mpls",
3060                 .help = "OpenFlow's OFPAT_POP_MPLS",
3061                 .priv = PRIV_ACTION(OF_POP_MPLS,
3062                                     sizeof(struct rte_flow_action_of_pop_mpls)),
3063                 .next = NEXT(action_of_pop_mpls),
3064                 .call = parse_vc,
3065         },
3066         [ACTION_OF_POP_MPLS_ETHERTYPE] = {
3067                 .name = "ethertype",
3068                 .help = "EtherType",
3069                 .next = NEXT(action_of_pop_mpls, NEXT_ENTRY(UNSIGNED)),
3070                 .args = ARGS(ARGS_ENTRY_HTON
3071                              (struct rte_flow_action_of_pop_mpls,
3072                               ethertype)),
3073                 .call = parse_vc_conf,
3074         },
3075         [ACTION_OF_PUSH_MPLS] = {
3076                 .name = "of_push_mpls",
3077                 .help = "OpenFlow's OFPAT_PUSH_MPLS",
3078                 .priv = PRIV_ACTION
3079                         (OF_PUSH_MPLS,
3080                          sizeof(struct rte_flow_action_of_push_mpls)),
3081                 .next = NEXT(action_of_push_mpls),
3082                 .call = parse_vc,
3083         },
3084         [ACTION_OF_PUSH_MPLS_ETHERTYPE] = {
3085                 .name = "ethertype",
3086                 .help = "EtherType",
3087                 .next = NEXT(action_of_push_mpls, NEXT_ENTRY(UNSIGNED)),
3088                 .args = ARGS(ARGS_ENTRY_HTON
3089                              (struct rte_flow_action_of_push_mpls,
3090                               ethertype)),
3091                 .call = parse_vc_conf,
3092         },
3093         [ACTION_VXLAN_ENCAP] = {
3094                 .name = "vxlan_encap",
3095                 .help = "VXLAN encapsulation, uses configuration set by \"set"
3096                         " vxlan\"",
3097                 .priv = PRIV_ACTION(VXLAN_ENCAP,
3098                                     sizeof(struct action_vxlan_encap_data)),
3099                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3100                 .call = parse_vc_action_vxlan_encap,
3101         },
3102         [ACTION_VXLAN_DECAP] = {
3103                 .name = "vxlan_decap",
3104                 .help = "Performs a decapsulation action by stripping all"
3105                         " headers of the VXLAN tunnel network overlay from the"
3106                         " matched flow.",
3107                 .priv = PRIV_ACTION(VXLAN_DECAP, 0),
3108                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3109                 .call = parse_vc,
3110         },
3111         [ACTION_NVGRE_ENCAP] = {
3112                 .name = "nvgre_encap",
3113                 .help = "NVGRE encapsulation, uses configuration set by \"set"
3114                         " nvgre\"",
3115                 .priv = PRIV_ACTION(NVGRE_ENCAP,
3116                                     sizeof(struct action_nvgre_encap_data)),
3117                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3118                 .call = parse_vc_action_nvgre_encap,
3119         },
3120         [ACTION_NVGRE_DECAP] = {
3121                 .name = "nvgre_decap",
3122                 .help = "Performs a decapsulation action by stripping all"
3123                         " headers of the NVGRE tunnel network overlay from the"
3124                         " matched flow.",
3125                 .priv = PRIV_ACTION(NVGRE_DECAP, 0),
3126                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3127                 .call = parse_vc,
3128         },
3129         [ACTION_L2_ENCAP] = {
3130                 .name = "l2_encap",
3131                 .help = "l2 encap, uses configuration set by"
3132                         " \"set l2_encap\"",
3133                 .priv = PRIV_ACTION(RAW_ENCAP,
3134                                     sizeof(struct action_raw_encap_data)),
3135                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3136                 .call = parse_vc_action_l2_encap,
3137         },
3138         [ACTION_L2_DECAP] = {
3139                 .name = "l2_decap",
3140                 .help = "l2 decap, uses configuration set by"
3141                         " \"set l2_decap\"",
3142                 .priv = PRIV_ACTION(RAW_DECAP,
3143                                     sizeof(struct action_raw_decap_data)),
3144                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3145                 .call = parse_vc_action_l2_decap,
3146         },
3147         [ACTION_MPLSOGRE_ENCAP] = {
3148                 .name = "mplsogre_encap",
3149                 .help = "mplsogre encapsulation, uses configuration set by"
3150                         " \"set mplsogre_encap\"",
3151                 .priv = PRIV_ACTION(RAW_ENCAP,
3152                                     sizeof(struct action_raw_encap_data)),
3153                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3154                 .call = parse_vc_action_mplsogre_encap,
3155         },
3156         [ACTION_MPLSOGRE_DECAP] = {
3157                 .name = "mplsogre_decap",
3158                 .help = "mplsogre decapsulation, uses configuration set by"
3159                         " \"set mplsogre_decap\"",
3160                 .priv = PRIV_ACTION(RAW_DECAP,
3161                                     sizeof(struct action_raw_decap_data)),
3162                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3163                 .call = parse_vc_action_mplsogre_decap,
3164         },
3165         [ACTION_MPLSOUDP_ENCAP] = {
3166                 .name = "mplsoudp_encap",
3167                 .help = "mplsoudp encapsulation, uses configuration set by"
3168                         " \"set mplsoudp_encap\"",
3169                 .priv = PRIV_ACTION(RAW_ENCAP,
3170                                     sizeof(struct action_raw_encap_data)),
3171                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3172                 .call = parse_vc_action_mplsoudp_encap,
3173         },
3174         [ACTION_MPLSOUDP_DECAP] = {
3175                 .name = "mplsoudp_decap",
3176                 .help = "mplsoudp decapsulation, uses configuration set by"
3177                         " \"set mplsoudp_decap\"",
3178                 .priv = PRIV_ACTION(RAW_DECAP,
3179                                     sizeof(struct action_raw_decap_data)),
3180                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3181                 .call = parse_vc_action_mplsoudp_decap,
3182         },
3183         [ACTION_SET_IPV4_SRC] = {
3184                 .name = "set_ipv4_src",
3185                 .help = "Set a new IPv4 source address in the outermost"
3186                         " IPv4 header",
3187                 .priv = PRIV_ACTION(SET_IPV4_SRC,
3188                         sizeof(struct rte_flow_action_set_ipv4)),
3189                 .next = NEXT(action_set_ipv4_src),
3190                 .call = parse_vc,
3191         },
3192         [ACTION_SET_IPV4_SRC_IPV4_SRC] = {
3193                 .name = "ipv4_addr",
3194                 .help = "new IPv4 source address to set",
3195                 .next = NEXT(action_set_ipv4_src, NEXT_ENTRY(IPV4_ADDR)),
3196                 .args = ARGS(ARGS_ENTRY_HTON
3197                         (struct rte_flow_action_set_ipv4, ipv4_addr)),
3198                 .call = parse_vc_conf,
3199         },
3200         [ACTION_SET_IPV4_DST] = {
3201                 .name = "set_ipv4_dst",
3202                 .help = "Set a new IPv4 destination address in the outermost"
3203                         " IPv4 header",
3204                 .priv = PRIV_ACTION(SET_IPV4_DST,
3205                         sizeof(struct rte_flow_action_set_ipv4)),
3206                 .next = NEXT(action_set_ipv4_dst),
3207                 .call = parse_vc,
3208         },
3209         [ACTION_SET_IPV4_DST_IPV4_DST] = {
3210                 .name = "ipv4_addr",
3211                 .help = "new IPv4 destination address to set",
3212                 .next = NEXT(action_set_ipv4_dst, NEXT_ENTRY(IPV4_ADDR)),
3213                 .args = ARGS(ARGS_ENTRY_HTON
3214                         (struct rte_flow_action_set_ipv4, ipv4_addr)),
3215                 .call = parse_vc_conf,
3216         },
3217         [ACTION_SET_IPV6_SRC] = {
3218                 .name = "set_ipv6_src",
3219                 .help = "Set a new IPv6 source address in the outermost"
3220                         " IPv6 header",
3221                 .priv = PRIV_ACTION(SET_IPV6_SRC,
3222                         sizeof(struct rte_flow_action_set_ipv6)),
3223                 .next = NEXT(action_set_ipv6_src),
3224                 .call = parse_vc,
3225         },
3226         [ACTION_SET_IPV6_SRC_IPV6_SRC] = {
3227                 .name = "ipv6_addr",
3228                 .help = "new IPv6 source address to set",
3229                 .next = NEXT(action_set_ipv6_src, NEXT_ENTRY(IPV6_ADDR)),
3230                 .args = ARGS(ARGS_ENTRY_HTON
3231                         (struct rte_flow_action_set_ipv6, ipv6_addr)),
3232                 .call = parse_vc_conf,
3233         },
3234         [ACTION_SET_IPV6_DST] = {
3235                 .name = "set_ipv6_dst",
3236                 .help = "Set a new IPv6 destination address in the outermost"
3237                         " IPv6 header",
3238                 .priv = PRIV_ACTION(SET_IPV6_DST,
3239                         sizeof(struct rte_flow_action_set_ipv6)),
3240                 .next = NEXT(action_set_ipv6_dst),
3241                 .call = parse_vc,
3242         },
3243         [ACTION_SET_IPV6_DST_IPV6_DST] = {
3244                 .name = "ipv6_addr",
3245                 .help = "new IPv6 destination address to set",
3246                 .next = NEXT(action_set_ipv6_dst, NEXT_ENTRY(IPV6_ADDR)),
3247                 .args = ARGS(ARGS_ENTRY_HTON
3248                         (struct rte_flow_action_set_ipv6, ipv6_addr)),
3249                 .call = parse_vc_conf,
3250         },
3251         [ACTION_SET_TP_SRC] = {
3252                 .name = "set_tp_src",
3253                 .help = "set a new source port number in the outermost"
3254                         " TCP/UDP header",
3255                 .priv = PRIV_ACTION(SET_TP_SRC,
3256                         sizeof(struct rte_flow_action_set_tp)),
3257                 .next = NEXT(action_set_tp_src),
3258                 .call = parse_vc,
3259         },
3260         [ACTION_SET_TP_SRC_TP_SRC] = {
3261                 .name = "port",
3262                 .help = "new source port number to set",
3263                 .next = NEXT(action_set_tp_src, NEXT_ENTRY(UNSIGNED)),
3264                 .args = ARGS(ARGS_ENTRY_HTON
3265                              (struct rte_flow_action_set_tp, port)),
3266                 .call = parse_vc_conf,
3267         },
3268         [ACTION_SET_TP_DST] = {
3269                 .name = "set_tp_dst",
3270                 .help = "set a new destination port number in the outermost"
3271                         " TCP/UDP header",
3272                 .priv = PRIV_ACTION(SET_TP_DST,
3273                         sizeof(struct rte_flow_action_set_tp)),
3274                 .next = NEXT(action_set_tp_dst),
3275                 .call = parse_vc,
3276         },
3277         [ACTION_SET_TP_DST_TP_DST] = {
3278                 .name = "port",
3279                 .help = "new destination port number to set",
3280                 .next = NEXT(action_set_tp_dst, NEXT_ENTRY(UNSIGNED)),
3281                 .args = ARGS(ARGS_ENTRY_HTON
3282                              (struct rte_flow_action_set_tp, port)),
3283                 .call = parse_vc_conf,
3284         },
3285         [ACTION_MAC_SWAP] = {
3286                 .name = "mac_swap",
3287                 .help = "Swap the source and destination MAC addresses"
3288                         " in the outermost Ethernet header",
3289                 .priv = PRIV_ACTION(MAC_SWAP, 0),
3290                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3291                 .call = parse_vc,
3292         },
3293         [ACTION_DEC_TTL] = {
3294                 .name = "dec_ttl",
3295                 .help = "decrease network TTL if available",
3296                 .priv = PRIV_ACTION(DEC_TTL, 0),
3297                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3298                 .call = parse_vc,
3299         },
3300         [ACTION_SET_TTL] = {
3301                 .name = "set_ttl",
3302                 .help = "set ttl value",
3303                 .priv = PRIV_ACTION(SET_TTL,
3304                         sizeof(struct rte_flow_action_set_ttl)),
3305                 .next = NEXT(action_set_ttl),
3306                 .call = parse_vc,
3307         },
3308         [ACTION_SET_TTL_TTL] = {
3309                 .name = "ttl_value",
3310                 .help = "new ttl value to set",
3311                 .next = NEXT(action_set_ttl, NEXT_ENTRY(UNSIGNED)),
3312                 .args = ARGS(ARGS_ENTRY_HTON
3313                              (struct rte_flow_action_set_ttl, ttl_value)),
3314                 .call = parse_vc_conf,
3315         },
3316         [ACTION_SET_MAC_SRC] = {
3317                 .name = "set_mac_src",
3318                 .help = "set source mac address",
3319                 .priv = PRIV_ACTION(SET_MAC_SRC,
3320                         sizeof(struct rte_flow_action_set_mac)),
3321                 .next = NEXT(action_set_mac_src),
3322                 .call = parse_vc,
3323         },
3324         [ACTION_SET_MAC_SRC_MAC_SRC] = {
3325                 .name = "mac_addr",
3326                 .help = "new source mac address",
3327                 .next = NEXT(action_set_mac_src, NEXT_ENTRY(MAC_ADDR)),
3328                 .args = ARGS(ARGS_ENTRY_HTON
3329                              (struct rte_flow_action_set_mac, mac_addr)),
3330                 .call = parse_vc_conf,
3331         },
3332         [ACTION_SET_MAC_DST] = {
3333                 .name = "set_mac_dst",
3334                 .help = "set destination mac address",
3335                 .priv = PRIV_ACTION(SET_MAC_DST,
3336                         sizeof(struct rte_flow_action_set_mac)),
3337                 .next = NEXT(action_set_mac_dst),
3338                 .call = parse_vc,
3339         },
3340         [ACTION_SET_MAC_DST_MAC_DST] = {
3341                 .name = "mac_addr",
3342                 .help = "new destination mac address to set",
3343                 .next = NEXT(action_set_mac_dst, NEXT_ENTRY(MAC_ADDR)),
3344                 .args = ARGS(ARGS_ENTRY_HTON
3345                              (struct rte_flow_action_set_mac, mac_addr)),
3346                 .call = parse_vc_conf,
3347         },
3348         [ACTION_INC_TCP_SEQ] = {
3349                 .name = "inc_tcp_seq",
3350                 .help = "increase TCP sequence number",
3351                 .priv = PRIV_ACTION(INC_TCP_SEQ, sizeof(rte_be32_t)),
3352                 .next = NEXT(action_inc_tcp_seq),
3353                 .call = parse_vc,
3354         },
3355         [ACTION_INC_TCP_SEQ_VALUE] = {
3356                 .name = "value",
3357                 .help = "the value to increase TCP sequence number by",
3358                 .next = NEXT(action_inc_tcp_seq, NEXT_ENTRY(UNSIGNED)),
3359                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3360                 .call = parse_vc_conf,
3361         },
3362         [ACTION_DEC_TCP_SEQ] = {
3363                 .name = "dec_tcp_seq",
3364                 .help = "decrease TCP sequence number",
3365                 .priv = PRIV_ACTION(DEC_TCP_SEQ, sizeof(rte_be32_t)),
3366                 .next = NEXT(action_dec_tcp_seq),
3367                 .call = parse_vc,
3368         },
3369         [ACTION_DEC_TCP_SEQ_VALUE] = {
3370                 .name = "value",
3371                 .help = "the value to decrease TCP sequence number by",
3372                 .next = NEXT(action_dec_tcp_seq, NEXT_ENTRY(UNSIGNED)),
3373                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3374                 .call = parse_vc_conf,
3375         },
3376         [ACTION_INC_TCP_ACK] = {
3377                 .name = "inc_tcp_ack",
3378                 .help = "increase TCP acknowledgment number",
3379                 .priv = PRIV_ACTION(INC_TCP_ACK, sizeof(rte_be32_t)),
3380                 .next = NEXT(action_inc_tcp_ack),
3381                 .call = parse_vc,
3382         },
3383         [ACTION_INC_TCP_ACK_VALUE] = {
3384                 .name = "value",
3385                 .help = "the value to increase TCP acknowledgment number by",
3386                 .next = NEXT(action_inc_tcp_ack, NEXT_ENTRY(UNSIGNED)),
3387                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3388                 .call = parse_vc_conf,
3389         },
3390         [ACTION_DEC_TCP_ACK] = {
3391                 .name = "dec_tcp_ack",
3392                 .help = "decrease TCP acknowledgment number",
3393                 .priv = PRIV_ACTION(DEC_TCP_ACK, sizeof(rte_be32_t)),
3394                 .next = NEXT(action_dec_tcp_ack),
3395                 .call = parse_vc,
3396         },
3397         [ACTION_DEC_TCP_ACK_VALUE] = {
3398                 .name = "value",
3399                 .help = "the value to decrease TCP acknowledgment number by",
3400                 .next = NEXT(action_dec_tcp_ack, NEXT_ENTRY(UNSIGNED)),
3401                 .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
3402                 .call = parse_vc_conf,
3403         },
3404         [ACTION_RAW_ENCAP] = {
3405                 .name = "raw_encap",
3406                 .help = "encapsulation data, defined by set raw_encap",
3407                 .priv = PRIV_ACTION(RAW_ENCAP,
3408                         sizeof(struct action_raw_encap_data)),
3409                 .next = NEXT(action_raw_encap),
3410                 .call = parse_vc_action_raw_encap,
3411         },
3412         [ACTION_RAW_ENCAP_INDEX] = {
3413                 .name = "index",
3414                 .help = "the index of raw_encap_confs",
3415                 .next = NEXT(NEXT_ENTRY(ACTION_RAW_ENCAP_INDEX_VALUE)),
3416         },
3417         [ACTION_RAW_ENCAP_INDEX_VALUE] = {
3418                 .name = "{index}",
3419                 .type = "UNSIGNED",
3420                 .help = "unsigned integer value",
3421                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3422                 .call = parse_vc_action_raw_encap_index,
3423                 .comp = comp_set_raw_index,
3424         },
3425         [ACTION_RAW_DECAP] = {
3426                 .name = "raw_decap",
3427                 .help = "decapsulation data, defined by set raw_encap",
3428                 .priv = PRIV_ACTION(RAW_DECAP,
3429                         sizeof(struct action_raw_decap_data)),
3430                 .next = NEXT(action_raw_decap),
3431                 .call = parse_vc_action_raw_decap,
3432         },
3433         [ACTION_RAW_DECAP_INDEX] = {
3434                 .name = "index",
3435                 .help = "the index of raw_encap_confs",
3436                 .next = NEXT(NEXT_ENTRY(ACTION_RAW_DECAP_INDEX_VALUE)),
3437         },
3438         [ACTION_RAW_DECAP_INDEX_VALUE] = {
3439                 .name = "{index}",
3440                 .type = "UNSIGNED",
3441                 .help = "unsigned integer value",
3442                 .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
3443                 .call = parse_vc_action_raw_decap_index,
3444                 .comp = comp_set_raw_index,
3445         },
3446         /* Top level command. */
3447         [SET] = {
3448                 .name = "set",
3449                 .help = "set raw encap/decap data",
3450                 .type = "set raw_encap|raw_decap <index> <pattern>",
3451                 .next = NEXT(NEXT_ENTRY
3452                              (SET_RAW_ENCAP,
3453                               SET_RAW_DECAP)),
3454                 .call = parse_set_init,
3455         },
3456         /* Sub-level commands. */
3457         [SET_RAW_ENCAP] = {
3458                 .name = "raw_encap",
3459                 .help = "set raw encap data",
3460                 .next = NEXT(next_set_raw),
3461                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
3462                                 (offsetof(struct buffer, port),
3463                                  sizeof(((struct buffer *)0)->port),
3464                                  0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
3465                 .call = parse_set_raw_encap_decap,
3466         },
3467         [SET_RAW_DECAP] = {
3468                 .name = "raw_decap",
3469                 .help = "set raw decap data",
3470                 .next = NEXT(next_set_raw),
3471                 .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
3472                                 (offsetof(struct buffer, port),
3473                                  sizeof(((struct buffer *)0)->port),
3474                                  0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
3475                 .call = parse_set_raw_encap_decap,
3476         },
3477         [SET_RAW_INDEX] = {
3478                 .name = "{index}",
3479                 .type = "UNSIGNED",
3480                 .help = "index of raw_encap/raw_decap data",
3481                 .next = NEXT(next_item),
3482                 .call = parse_port,
3483         },
3484         [ACTION_SET_TAG] = {
3485                 .name = "set_tag",
3486                 .help = "set tag",
3487                 .priv = PRIV_ACTION(SET_TAG,
3488                         sizeof(struct rte_flow_action_set_tag)),
3489                 .next = NEXT(action_set_tag),
3490                 .call = parse_vc,
3491         },
3492         [ACTION_SET_TAG_INDEX] = {
3493                 .name = "index",
3494                 .help = "index of tag array",
3495                 .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
3496                 .args = ARGS(ARGS_ENTRY(struct rte_flow_action_set_tag, index)),
3497                 .call = parse_vc_conf,
3498         },
3499         [ACTION_SET_TAG_DATA] = {
3500                 .name = "data",
3501                 .help = "tag value",
3502                 .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
3503                 .args = ARGS(ARGS_ENTRY
3504                              (struct rte_flow_action_set_tag, data)),
3505                 .call = parse_vc_conf,
3506         },
3507         [ACTION_SET_TAG_MASK] = {
3508                 .name = "mask",
3509                 .help = "mask for tag value",
3510                 .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
3511                 .args = ARGS(ARGS_ENTRY
3512                              (struct rte_flow_action_set_tag, mask)),
3513                 .call = parse_vc_conf,
3514         },
3515         [ACTION_SET_META] = {
3516                 .name = "set_meta",
3517                 .help = "set metadata",
3518                 .priv = PRIV_ACTION(SET_META,
3519                         sizeof(struct rte_flow_action_set_meta)),
3520                 .next = NEXT(action_set_meta),
3521                 .call = parse_vc_action_set_meta,
3522         },
3523         [ACTION_SET_META_DATA] = {
3524                 .name = "data",
3525                 .help = "metadata value",
3526                 .next = NEXT(action_set_meta, NEXT_ENTRY(UNSIGNED)),
3527                 .args = ARGS(ARGS_ENTRY
3528                              (struct rte_flow_action_set_meta, data)),
3529                 .call = parse_vc_conf,
3530         },
3531         [ACTION_SET_META_MASK] = {
3532                 .name = "mask",
3533                 .help = "mask for metadata value",
3534                 .next = NEXT(action_set_meta, NEXT_ENTRY(UNSIGNED)),
3535                 .args = ARGS(ARGS_ENTRY
3536                              (struct rte_flow_action_set_meta, mask)),
3537                 .call = parse_vc_conf,
3538         },
3539         [ACTION_SET_IPV4_DSCP] = {
3540                 .name = "set_ipv4_dscp",
3541                 .help = "set DSCP value",
3542                 .priv = PRIV_ACTION(SET_IPV4_DSCP,
3543                         sizeof(struct rte_flow_action_set_dscp)),
3544                 .next = NEXT(action_set_ipv4_dscp),
3545                 .call = parse_vc,
3546         },
3547         [ACTION_SET_IPV4_DSCP_VALUE] = {
3548                 .name = "dscp_value",
3549                 .help = "new IPv4 DSCP value to set",
3550                 .next = NEXT(action_set_ipv4_dscp, NEXT_ENTRY(UNSIGNED)),
3551                 .args = ARGS(ARGS_ENTRY
3552                              (struct rte_flow_action_set_dscp, dscp)),
3553                 .call = parse_vc_conf,
3554         },
3555         [ACTION_SET_IPV6_DSCP] = {
3556                 .name = "set_ipv6_dscp",
3557                 .help = "set DSCP value",
3558                 .priv = PRIV_ACTION(SET_IPV6_DSCP,
3559                         sizeof(struct rte_flow_action_set_dscp)),
3560                 .next = NEXT(action_set_ipv6_dscp),
3561                 .call = parse_vc,
3562         },
3563         [ACTION_SET_IPV6_DSCP_VALUE] = {
3564                 .name = "dscp_value",
3565                 .help = "new IPv6 DSCP value to set",
3566                 .next = NEXT(action_set_ipv6_dscp, NEXT_ENTRY(UNSIGNED)),
3567                 .args = ARGS(ARGS_ENTRY
3568                              (struct rte_flow_action_set_dscp, dscp)),
3569                 .call = parse_vc_conf,
3570         },
3571 };
3572
3573 /** Remove and return last entry from argument stack. */
3574 static const struct arg *
3575 pop_args(struct context *ctx)
3576 {
3577         return ctx->args_num ? ctx->args[--ctx->args_num] : NULL;
3578 }
3579
3580 /** Add entry on top of the argument stack. */
3581 static int
3582 push_args(struct context *ctx, const struct arg *arg)
3583 {
3584         if (ctx->args_num == CTX_STACK_SIZE)
3585                 return -1;
3586         ctx->args[ctx->args_num++] = arg;
3587         return 0;
3588 }
3589
3590 /** Spread value into buffer according to bit-mask. */
3591 static size_t
3592 arg_entry_bf_fill(void *dst, uintmax_t val, const struct arg *arg)
3593 {
3594         uint32_t i = arg->size;
3595         uint32_t end = 0;
3596         int sub = 1;
3597         int add = 0;
3598         size_t len = 0;
3599
3600         if (!arg->mask)
3601                 return 0;
3602 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
3603         if (!arg->hton) {
3604                 i = 0;
3605                 end = arg->size;
3606                 sub = 0;
3607                 add = 1;
3608         }
3609 #endif
3610         while (i != end) {
3611                 unsigned int shift = 0;
3612                 uint8_t *buf = (uint8_t *)dst + arg->offset + (i -= sub);
3613
3614                 for (shift = 0; arg->mask[i] >> shift; ++shift) {
3615                         if (!(arg->mask[i] & (1 << shift)))
3616                                 continue;
3617                         ++len;
3618                         if (!dst)
3619                                 continue;
3620                         *buf &= ~(1 << shift);
3621                         *buf |= (val & 1) << shift;
3622                         val >>= 1;
3623                 }
3624                 i += add;
3625         }
3626         return len;
3627 }
3628
3629 /** Compare a string with a partial one of a given length. */
3630 static int
3631 strcmp_partial(const char *full, const char *partial, size_t partial_len)
3632 {
3633         int r = strncmp(full, partial, partial_len);
3634
3635         if (r)
3636                 return r;
3637         if (strlen(full) <= partial_len)
3638                 return 0;
3639         return full[partial_len];
3640 }
3641
3642 /**
3643  * Parse a prefix length and generate a bit-mask.
3644  *
3645  * Last argument (ctx->args) is retrieved to determine mask size, storage
3646  * location and whether the result must use network byte ordering.
3647  */
3648 static int
3649 parse_prefix(struct context *ctx, const struct token *token,
3650              const char *str, unsigned int len,
3651              void *buf, unsigned int size)
3652 {
3653         const struct arg *arg = pop_args(ctx);
3654         static const uint8_t conv[] = "\x00\x80\xc0\xe0\xf0\xf8\xfc\xfe\xff";
3655         char *end;
3656         uintmax_t u;
3657         unsigned int bytes;
3658         unsigned int extra;
3659
3660         (void)token;
3661         /* Argument is expected. */
3662         if (!arg)
3663                 return -1;
3664         errno = 0;
3665         u = strtoumax(str, &end, 0);
3666         if (errno || (size_t)(end - str) != len)
3667                 goto error;
3668         if (arg->mask) {
3669                 uintmax_t v = 0;
3670
3671                 extra = arg_entry_bf_fill(NULL, 0, arg);
3672                 if (u > extra)
3673                         goto error;
3674                 if (!ctx->object)
3675                         return len;
3676                 extra -= u;
3677                 while (u--)
3678                         (v <<= 1, v |= 1);
3679                 v <<= extra;
3680                 if (!arg_entry_bf_fill(ctx->object, v, arg) ||
3681                     !arg_entry_bf_fill(ctx->objmask, -1, arg))
3682                         goto error;
3683                 return len;
3684         }
3685         bytes = u / 8;
3686         extra = u % 8;
3687         size = arg->size;
3688         if (bytes > size || bytes + !!extra > size)
3689                 goto error;
3690         if (!ctx->object)
3691                 return len;
3692         buf = (uint8_t *)ctx->object + arg->offset;
3693 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
3694         if (!arg->hton) {
3695                 memset((uint8_t *)buf + size - bytes, 0xff, bytes);
3696                 memset(buf, 0x00, size - bytes);
3697                 if (extra)
3698                         ((uint8_t *)buf)[size - bytes - 1] = conv[extra];
3699         } else
3700 #endif
3701         {
3702                 memset(buf, 0xff, bytes);
3703                 memset((uint8_t *)buf + bytes, 0x00, size - bytes);
3704                 if (extra)
3705                         ((uint8_t *)buf)[bytes] = conv[extra];
3706         }
3707         if (ctx->objmask)
3708                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
3709         return len;
3710 error:
3711         push_args(ctx, arg);
3712         return -1;
3713 }
3714
3715 /** Default parsing function for token name matching. */
3716 static int
3717 parse_default(struct context *ctx, const struct token *token,
3718               const char *str, unsigned int len,
3719               void *buf, unsigned int size)
3720 {
3721         (void)ctx;
3722         (void)buf;
3723         (void)size;
3724         if (strcmp_partial(token->name, str, len))
3725                 return -1;
3726         return len;
3727 }
3728
3729 /** Parse flow command, initialize output buffer for subsequent tokens. */
3730 static int
3731 parse_init(struct context *ctx, const struct token *token,
3732            const char *str, unsigned int len,
3733            void *buf, unsigned int size)
3734 {
3735         struct buffer *out = buf;
3736
3737         /* Token name must match. */
3738         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3739                 return -1;
3740         /* Nothing else to do if there is no buffer. */
3741         if (!out)
3742                 return len;
3743         /* Make sure buffer is large enough. */
3744         if (size < sizeof(*out))
3745                 return -1;
3746         /* Initialize buffer. */
3747         memset(out, 0x00, sizeof(*out));
3748         memset((uint8_t *)out + sizeof(*out), 0x22, size - sizeof(*out));
3749         ctx->objdata = 0;
3750         ctx->object = out;
3751         ctx->objmask = NULL;
3752         return len;
3753 }
3754
3755 /** Parse tokens for validate/create commands. */
3756 static int
3757 parse_vc(struct context *ctx, const struct token *token,
3758          const char *str, unsigned int len,
3759          void *buf, unsigned int size)
3760 {
3761         struct buffer *out = buf;
3762         uint8_t *data;
3763         uint32_t data_size;
3764
3765         /* Token name must match. */
3766         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3767                 return -1;
3768         /* Nothing else to do if there is no buffer. */
3769         if (!out)
3770                 return len;
3771         if (!out->command) {
3772                 if (ctx->curr != VALIDATE && ctx->curr != CREATE)
3773                         return -1;
3774                 if (sizeof(*out) > size)
3775                         return -1;
3776                 out->command = ctx->curr;
3777                 ctx->objdata = 0;
3778                 ctx->object = out;
3779                 ctx->objmask = NULL;
3780                 out->args.vc.data = (uint8_t *)out + size;
3781                 return len;
3782         }
3783         ctx->objdata = 0;
3784         ctx->object = &out->args.vc.attr;
3785         ctx->objmask = NULL;
3786         switch (ctx->curr) {
3787         case GROUP:
3788         case PRIORITY:
3789                 return len;
3790         case INGRESS:
3791                 out->args.vc.attr.ingress = 1;
3792                 return len;
3793         case EGRESS:
3794                 out->args.vc.attr.egress = 1;
3795                 return len;
3796         case TRANSFER:
3797                 out->args.vc.attr.transfer = 1;
3798                 return len;
3799         case PATTERN:
3800                 out->args.vc.pattern =
3801                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
3802                                                sizeof(double));
3803                 ctx->object = out->args.vc.pattern;
3804                 ctx->objmask = NULL;
3805                 return len;
3806         case ACTIONS:
3807                 out->args.vc.actions =
3808                         (void *)RTE_ALIGN_CEIL((uintptr_t)
3809                                                (out->args.vc.pattern +
3810                                                 out->args.vc.pattern_n),
3811                                                sizeof(double));
3812                 ctx->object = out->args.vc.actions;
3813                 ctx->objmask = NULL;
3814                 return len;
3815         default:
3816                 if (!token->priv)
3817                         return -1;
3818                 break;
3819         }
3820         if (!out->args.vc.actions) {
3821                 const struct parse_item_priv *priv = token->priv;
3822                 struct rte_flow_item *item =
3823                         out->args.vc.pattern + out->args.vc.pattern_n;
3824
3825                 data_size = priv->size * 3; /* spec, last, mask */
3826                 data = (void *)RTE_ALIGN_FLOOR((uintptr_t)
3827                                                (out->args.vc.data - data_size),
3828                                                sizeof(double));
3829                 if ((uint8_t *)item + sizeof(*item) > data)
3830                         return -1;
3831                 *item = (struct rte_flow_item){
3832                         .type = priv->type,
3833                 };
3834                 ++out->args.vc.pattern_n;
3835                 ctx->object = item;
3836                 ctx->objmask = NULL;
3837         } else {
3838                 const struct parse_action_priv *priv = token->priv;
3839                 struct rte_flow_action *action =
3840                         out->args.vc.actions + out->args.vc.actions_n;
3841
3842                 data_size = priv->size; /* configuration */
3843                 data = (void *)RTE_ALIGN_FLOOR((uintptr_t)
3844                                                (out->args.vc.data - data_size),
3845                                                sizeof(double));
3846                 if ((uint8_t *)action + sizeof(*action) > data)
3847                         return -1;
3848                 *action = (struct rte_flow_action){
3849                         .type = priv->type,
3850                         .conf = data_size ? data : NULL,
3851                 };
3852                 ++out->args.vc.actions_n;
3853                 ctx->object = action;
3854                 ctx->objmask = NULL;
3855         }
3856         memset(data, 0, data_size);
3857         out->args.vc.data = data;
3858         ctx->objdata = data_size;
3859         return len;
3860 }
3861
3862 /** Parse pattern item parameter type. */
3863 static int
3864 parse_vc_spec(struct context *ctx, const struct token *token,
3865               const char *str, unsigned int len,
3866               void *buf, unsigned int size)
3867 {
3868         struct buffer *out = buf;
3869         struct rte_flow_item *item;
3870         uint32_t data_size;
3871         int index;
3872         int objmask = 0;
3873
3874         (void)size;
3875         /* Token name must match. */
3876         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3877                 return -1;
3878         /* Parse parameter types. */
3879         switch (ctx->curr) {
3880                 static const enum index prefix[] = NEXT_ENTRY(PREFIX);
3881
3882         case ITEM_PARAM_IS:
3883                 index = 0;
3884                 objmask = 1;
3885                 break;
3886         case ITEM_PARAM_SPEC:
3887                 index = 0;
3888                 break;
3889         case ITEM_PARAM_LAST:
3890                 index = 1;
3891                 break;
3892         case ITEM_PARAM_PREFIX:
3893                 /* Modify next token to expect a prefix. */
3894                 if (ctx->next_num < 2)
3895                         return -1;
3896                 ctx->next[ctx->next_num - 2] = prefix;
3897                 /* Fall through. */
3898         case ITEM_PARAM_MASK:
3899                 index = 2;
3900                 break;
3901         default:
3902                 return -1;
3903         }
3904         /* Nothing else to do if there is no buffer. */
3905         if (!out)
3906                 return len;
3907         if (!out->args.vc.pattern_n)
3908                 return -1;
3909         item = &out->args.vc.pattern[out->args.vc.pattern_n - 1];
3910         data_size = ctx->objdata / 3; /* spec, last, mask */
3911         /* Point to selected object. */
3912         ctx->object = out->args.vc.data + (data_size * index);
3913         if (objmask) {
3914                 ctx->objmask = out->args.vc.data + (data_size * 2); /* mask */
3915                 item->mask = ctx->objmask;
3916         } else
3917                 ctx->objmask = NULL;
3918         /* Update relevant item pointer. */
3919         *((const void **[]){ &item->spec, &item->last, &item->mask })[index] =
3920                 ctx->object;
3921         return len;
3922 }
3923
3924 /** Parse action configuration field. */
3925 static int
3926 parse_vc_conf(struct context *ctx, const struct token *token,
3927               const char *str, unsigned int len,
3928               void *buf, unsigned int size)
3929 {
3930         struct buffer *out = buf;
3931
3932         (void)size;
3933         /* Token name must match. */
3934         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
3935                 return -1;
3936         /* Nothing else to do if there is no buffer. */
3937         if (!out)
3938                 return len;
3939         /* Point to selected object. */
3940         ctx->object = out->args.vc.data;
3941         ctx->objmask = NULL;
3942         return len;
3943 }
3944
3945 /** Parse RSS action. */
3946 static int
3947 parse_vc_action_rss(struct context *ctx, const struct token *token,
3948                     const char *str, unsigned int len,
3949                     void *buf, unsigned int size)
3950 {
3951         struct buffer *out = buf;
3952         struct rte_flow_action *action;
3953         struct action_rss_data *action_rss_data;
3954         unsigned int i;
3955         int ret;
3956
3957         ret = parse_vc(ctx, token, str, len, buf, size);
3958         if (ret < 0)
3959                 return ret;
3960         /* Nothing else to do if there is no buffer. */
3961         if (!out)
3962                 return ret;
3963         if (!out->args.vc.actions_n)
3964                 return -1;
3965         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
3966         /* Point to selected object. */
3967         ctx->object = out->args.vc.data;
3968         ctx->objmask = NULL;
3969         /* Set up default configuration. */
3970         action_rss_data = ctx->object;
3971         *action_rss_data = (struct action_rss_data){
3972                 .conf = (struct rte_flow_action_rss){
3973                         .func = RTE_ETH_HASH_FUNCTION_DEFAULT,
3974                         .level = 0,
3975                         .types = rss_hf,
3976                         .key_len = sizeof(action_rss_data->key),
3977                         .queue_num = RTE_MIN(nb_rxq, ACTION_RSS_QUEUE_NUM),
3978                         .key = action_rss_data->key,
3979                         .queue = action_rss_data->queue,
3980                 },
3981                 .key = "testpmd's default RSS hash key, "
3982                         "override it for better balancing",
3983                 .queue = { 0 },
3984         };
3985         for (i = 0; i < action_rss_data->conf.queue_num; ++i)
3986                 action_rss_data->queue[i] = i;
3987         if (!port_id_is_invalid(ctx->port, DISABLED_WARN) &&
3988             ctx->port != (portid_t)RTE_PORT_ALL) {
3989                 struct rte_eth_dev_info info;
3990                 int ret2;
3991
3992                 ret2 = rte_eth_dev_info_get(ctx->port, &info);
3993                 if (ret2 != 0)
3994                         return ret2;
3995
3996                 action_rss_data->conf.key_len =
3997                         RTE_MIN(sizeof(action_rss_data->key),
3998                                 info.hash_key_size);
3999         }
4000         action->conf = &action_rss_data->conf;
4001         return ret;
4002 }
4003
4004 /**
4005  * Parse func field for RSS action.
4006  *
4007  * The RTE_ETH_HASH_FUNCTION_* value to assign is derived from the
4008  * ACTION_RSS_FUNC_* index that called this function.
4009  */
4010 static int
4011 parse_vc_action_rss_func(struct context *ctx, const struct token *token,
4012                          const char *str, unsigned int len,
4013                          void *buf, unsigned int size)
4014 {
4015         struct action_rss_data *action_rss_data;
4016         enum rte_eth_hash_function func;
4017
4018         (void)buf;
4019         (void)size;
4020         /* Token name must match. */
4021         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
4022                 return -1;
4023         switch (ctx->curr) {
4024         case ACTION_RSS_FUNC_DEFAULT:
4025                 func = RTE_ETH_HASH_FUNCTION_DEFAULT;
4026                 break;
4027         case ACTION_RSS_FUNC_TOEPLITZ:
4028                 func = RTE_ETH_HASH_FUNCTION_TOEPLITZ;
4029                 break;
4030         case ACTION_RSS_FUNC_SIMPLE_XOR:
4031                 func = RTE_ETH_HASH_FUNCTION_SIMPLE_XOR;
4032                 break;
4033         case ACTION_RSS_FUNC_SYMMETRIC_TOEPLITZ:
4034                 func = RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ;
4035                 break;
4036         default:
4037                 return -1;
4038         }
4039         if (!ctx->object)
4040                 return len;
4041         action_rss_data = ctx->object;
4042         action_rss_data->conf.func = func;
4043         return len;
4044 }
4045
4046 /**
4047  * Parse type field for RSS action.
4048  *
4049  * Valid tokens are type field names and the "end" token.
4050  */
4051 static int
4052 parse_vc_action_rss_type(struct context *ctx, const struct token *token,
4053                           const char *str, unsigned int len,
4054                           void *buf, unsigned int size)
4055 {
4056         static const enum index next[] = NEXT_ENTRY(ACTION_RSS_TYPE);
4057         struct action_rss_data *action_rss_data;
4058         unsigned int i;
4059
4060         (void)token;
4061         (void)buf;
4062         (void)size;
4063         if (ctx->curr != ACTION_RSS_TYPE)
4064                 return -1;
4065         if (!(ctx->objdata >> 16) && ctx->object) {
4066                 action_rss_data = ctx->object;
4067                 action_rss_data->conf.types = 0;
4068         }
4069         if (!strcmp_partial("end", str, len)) {
4070                 ctx->objdata &= 0xffff;
4071                 return len;
4072         }
4073         for (i = 0; rss_type_table[i].str; ++i)
4074                 if (!strcmp_partial(rss_type_table[i].str, str, len))
4075                         break;
4076         if (!rss_type_table[i].str)
4077                 return -1;
4078         ctx->objdata = 1 << 16 | (ctx->objdata & 0xffff);
4079         /* Repeat token. */
4080         if (ctx->next_num == RTE_DIM(ctx->next))
4081                 return -1;
4082         ctx->next[ctx->next_num++] = next;
4083         if (!ctx->object)
4084                 return len;
4085         action_rss_data = ctx->object;
4086         action_rss_data->conf.types |= rss_type_table[i].rss_type;
4087         return len;
4088 }
4089
4090 /**
4091  * Parse queue field for RSS action.
4092  *
4093  * Valid tokens are queue indices and the "end" token.
4094  */
4095 static int
4096 parse_vc_action_rss_queue(struct context *ctx, const struct token *token,
4097                           const char *str, unsigned int len,
4098                           void *buf, unsigned int size)
4099 {
4100         static const enum index next[] = NEXT_ENTRY(ACTION_RSS_QUEUE);
4101         struct action_rss_data *action_rss_data;
4102         const struct arg *arg;
4103         int ret;
4104         int i;
4105
4106         (void)token;
4107         (void)buf;
4108         (void)size;
4109         if (ctx->curr != ACTION_RSS_QUEUE)
4110                 return -1;
4111         i = ctx->objdata >> 16;
4112         if (!strcmp_partial("end", str, len)) {
4113                 ctx->objdata &= 0xffff;
4114                 goto end;
4115         }
4116         if (i >= ACTION_RSS_QUEUE_NUM)
4117                 return -1;
4118         arg = ARGS_ENTRY_ARB(offsetof(struct action_rss_data, queue) +
4119                              i * sizeof(action_rss_data->queue[i]),
4120                              sizeof(action_rss_data->queue[i]));
4121         if (push_args(ctx, arg))
4122                 return -1;
4123         ret = parse_int(ctx, token, str, len, NULL, 0);
4124         if (ret < 0) {
4125                 pop_args(ctx);
4126                 return -1;
4127         }
4128         ++i;
4129         ctx->objdata = i << 16 | (ctx->objdata & 0xffff);
4130         /* Repeat token. */
4131         if (ctx->next_num == RTE_DIM(ctx->next))
4132                 return -1;
4133         ctx->next[ctx->next_num++] = next;
4134 end:
4135         if (!ctx->object)
4136                 return len;
4137         action_rss_data = ctx->object;
4138         action_rss_data->conf.queue_num = i;
4139         action_rss_data->conf.queue = i ? action_rss_data->queue : NULL;
4140         return len;
4141 }
4142
4143 /** Parse VXLAN encap action. */
4144 static int
4145 parse_vc_action_vxlan_encap(struct context *ctx, const struct token *token,
4146                             const char *str, unsigned int len,
4147                             void *buf, unsigned int size)
4148 {
4149         struct buffer *out = buf;
4150         struct rte_flow_action *action;
4151         struct action_vxlan_encap_data *action_vxlan_encap_data;
4152         int ret;
4153
4154         ret = parse_vc(ctx, token, str, len, buf, size);
4155         if (ret < 0)
4156                 return ret;
4157         /* Nothing else to do if there is no buffer. */
4158         if (!out)
4159                 return ret;
4160         if (!out->args.vc.actions_n)
4161                 return -1;
4162         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4163         /* Point to selected object. */
4164         ctx->object = out->args.vc.data;
4165         ctx->objmask = NULL;
4166         /* Set up default configuration. */
4167         action_vxlan_encap_data = ctx->object;
4168         *action_vxlan_encap_data = (struct action_vxlan_encap_data){
4169                 .conf = (struct rte_flow_action_vxlan_encap){
4170                         .definition = action_vxlan_encap_data->items,
4171                 },
4172                 .items = {
4173                         {
4174                                 .type = RTE_FLOW_ITEM_TYPE_ETH,
4175                                 .spec = &action_vxlan_encap_data->item_eth,
4176                                 .mask = &rte_flow_item_eth_mask,
4177                         },
4178                         {
4179                                 .type = RTE_FLOW_ITEM_TYPE_VLAN,
4180                                 .spec = &action_vxlan_encap_data->item_vlan,
4181                                 .mask = &rte_flow_item_vlan_mask,
4182                         },
4183                         {
4184                                 .type = RTE_FLOW_ITEM_TYPE_IPV4,
4185                                 .spec = &action_vxlan_encap_data->item_ipv4,
4186                                 .mask = &rte_flow_item_ipv4_mask,
4187                         },
4188                         {
4189                                 .type = RTE_FLOW_ITEM_TYPE_UDP,
4190                                 .spec = &action_vxlan_encap_data->item_udp,
4191                                 .mask = &rte_flow_item_udp_mask,
4192                         },
4193                         {
4194                                 .type = RTE_FLOW_ITEM_TYPE_VXLAN,
4195                                 .spec = &action_vxlan_encap_data->item_vxlan,
4196                                 .mask = &rte_flow_item_vxlan_mask,
4197                         },
4198                         {
4199                                 .type = RTE_FLOW_ITEM_TYPE_END,
4200                         },
4201                 },
4202                 .item_eth.type = 0,
4203                 .item_vlan = {
4204                         .tci = vxlan_encap_conf.vlan_tci,
4205                         .inner_type = 0,
4206                 },
4207                 .item_ipv4.hdr = {
4208                         .src_addr = vxlan_encap_conf.ipv4_src,
4209                         .dst_addr = vxlan_encap_conf.ipv4_dst,
4210                 },
4211                 .item_udp.hdr = {
4212                         .src_port = vxlan_encap_conf.udp_src,
4213                         .dst_port = vxlan_encap_conf.udp_dst,
4214                 },
4215                 .item_vxlan.flags = 0,
4216         };
4217         memcpy(action_vxlan_encap_data->item_eth.dst.addr_bytes,
4218                vxlan_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4219         memcpy(action_vxlan_encap_data->item_eth.src.addr_bytes,
4220                vxlan_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4221         if (!vxlan_encap_conf.select_ipv4) {
4222                 memcpy(&action_vxlan_encap_data->item_ipv6.hdr.src_addr,
4223                        &vxlan_encap_conf.ipv6_src,
4224                        sizeof(vxlan_encap_conf.ipv6_src));
4225                 memcpy(&action_vxlan_encap_data->item_ipv6.hdr.dst_addr,
4226                        &vxlan_encap_conf.ipv6_dst,
4227                        sizeof(vxlan_encap_conf.ipv6_dst));
4228                 action_vxlan_encap_data->items[2] = (struct rte_flow_item){
4229                         .type = RTE_FLOW_ITEM_TYPE_IPV6,
4230                         .spec = &action_vxlan_encap_data->item_ipv6,
4231                         .mask = &rte_flow_item_ipv6_mask,
4232                 };
4233         }
4234         if (!vxlan_encap_conf.select_vlan)
4235                 action_vxlan_encap_data->items[1].type =
4236                         RTE_FLOW_ITEM_TYPE_VOID;
4237         if (vxlan_encap_conf.select_tos_ttl) {
4238                 if (vxlan_encap_conf.select_ipv4) {
4239                         static struct rte_flow_item_ipv4 ipv4_mask_tos;
4240
4241                         memcpy(&ipv4_mask_tos, &rte_flow_item_ipv4_mask,
4242                                sizeof(ipv4_mask_tos));
4243                         ipv4_mask_tos.hdr.type_of_service = 0xff;
4244                         ipv4_mask_tos.hdr.time_to_live = 0xff;
4245                         action_vxlan_encap_data->item_ipv4.hdr.type_of_service =
4246                                         vxlan_encap_conf.ip_tos;
4247                         action_vxlan_encap_data->item_ipv4.hdr.time_to_live =
4248                                         vxlan_encap_conf.ip_ttl;
4249                         action_vxlan_encap_data->items[2].mask =
4250                                                         &ipv4_mask_tos;
4251                 } else {
4252                         static struct rte_flow_item_ipv6 ipv6_mask_tos;
4253
4254                         memcpy(&ipv6_mask_tos, &rte_flow_item_ipv6_mask,
4255                                sizeof(ipv6_mask_tos));
4256                         ipv6_mask_tos.hdr.vtc_flow |=
4257                                 RTE_BE32(0xfful << RTE_IPV6_HDR_TC_SHIFT);
4258                         ipv6_mask_tos.hdr.hop_limits = 0xff;
4259                         action_vxlan_encap_data->item_ipv6.hdr.vtc_flow |=
4260                                 rte_cpu_to_be_32
4261                                         ((uint32_t)vxlan_encap_conf.ip_tos <<
4262                                          RTE_IPV6_HDR_TC_SHIFT);
4263                         action_vxlan_encap_data->item_ipv6.hdr.hop_limits =
4264                                         vxlan_encap_conf.ip_ttl;
4265                         action_vxlan_encap_data->items[2].mask =
4266                                                         &ipv6_mask_tos;
4267                 }
4268         }
4269         memcpy(action_vxlan_encap_data->item_vxlan.vni, vxlan_encap_conf.vni,
4270                RTE_DIM(vxlan_encap_conf.vni));
4271         action->conf = &action_vxlan_encap_data->conf;
4272         return ret;
4273 }
4274
4275 /** Parse NVGRE encap action. */
4276 static int
4277 parse_vc_action_nvgre_encap(struct context *ctx, const struct token *token,
4278                             const char *str, unsigned int len,
4279                             void *buf, unsigned int size)
4280 {
4281         struct buffer *out = buf;
4282         struct rte_flow_action *action;
4283         struct action_nvgre_encap_data *action_nvgre_encap_data;
4284         int ret;
4285
4286         ret = parse_vc(ctx, token, str, len, buf, size);
4287         if (ret < 0)
4288                 return ret;
4289         /* Nothing else to do if there is no buffer. */
4290         if (!out)
4291                 return ret;
4292         if (!out->args.vc.actions_n)
4293                 return -1;
4294         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4295         /* Point to selected object. */
4296         ctx->object = out->args.vc.data;
4297         ctx->objmask = NULL;
4298         /* Set up default configuration. */
4299         action_nvgre_encap_data = ctx->object;
4300         *action_nvgre_encap_data = (struct action_nvgre_encap_data){
4301                 .conf = (struct rte_flow_action_nvgre_encap){
4302                         .definition = action_nvgre_encap_data->items,
4303                 },
4304                 .items = {
4305                         {
4306                                 .type = RTE_FLOW_ITEM_TYPE_ETH,
4307                                 .spec = &action_nvgre_encap_data->item_eth,
4308                                 .mask = &rte_flow_item_eth_mask,
4309                         },
4310                         {
4311                                 .type = RTE_FLOW_ITEM_TYPE_VLAN,
4312                                 .spec = &action_nvgre_encap_data->item_vlan,
4313                                 .mask = &rte_flow_item_vlan_mask,
4314                         },
4315                         {
4316                                 .type = RTE_FLOW_ITEM_TYPE_IPV4,
4317                                 .spec = &action_nvgre_encap_data->item_ipv4,
4318                                 .mask = &rte_flow_item_ipv4_mask,
4319                         },
4320                         {
4321                                 .type = RTE_FLOW_ITEM_TYPE_NVGRE,
4322                                 .spec = &action_nvgre_encap_data->item_nvgre,
4323                                 .mask = &rte_flow_item_nvgre_mask,
4324                         },
4325                         {
4326                                 .type = RTE_FLOW_ITEM_TYPE_END,
4327                         },
4328                 },
4329                 .item_eth.type = 0,
4330                 .item_vlan = {
4331                         .tci = nvgre_encap_conf.vlan_tci,
4332                         .inner_type = 0,
4333                 },
4334                 .item_ipv4.hdr = {
4335                        .src_addr = nvgre_encap_conf.ipv4_src,
4336                        .dst_addr = nvgre_encap_conf.ipv4_dst,
4337                 },
4338                 .item_nvgre.flow_id = 0,
4339         };
4340         memcpy(action_nvgre_encap_data->item_eth.dst.addr_bytes,
4341                nvgre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4342         memcpy(action_nvgre_encap_data->item_eth.src.addr_bytes,
4343                nvgre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4344         if (!nvgre_encap_conf.select_ipv4) {
4345                 memcpy(&action_nvgre_encap_data->item_ipv6.hdr.src_addr,
4346                        &nvgre_encap_conf.ipv6_src,
4347                        sizeof(nvgre_encap_conf.ipv6_src));
4348                 memcpy(&action_nvgre_encap_data->item_ipv6.hdr.dst_addr,
4349                        &nvgre_encap_conf.ipv6_dst,
4350                        sizeof(nvgre_encap_conf.ipv6_dst));
4351                 action_nvgre_encap_data->items[2] = (struct rte_flow_item){
4352                         .type = RTE_FLOW_ITEM_TYPE_IPV6,
4353                         .spec = &action_nvgre_encap_data->item_ipv6,
4354                         .mask = &rte_flow_item_ipv6_mask,
4355                 };
4356         }
4357         if (!nvgre_encap_conf.select_vlan)
4358                 action_nvgre_encap_data->items[1].type =
4359                         RTE_FLOW_ITEM_TYPE_VOID;
4360         memcpy(action_nvgre_encap_data->item_nvgre.tni, nvgre_encap_conf.tni,
4361                RTE_DIM(nvgre_encap_conf.tni));
4362         action->conf = &action_nvgre_encap_data->conf;
4363         return ret;
4364 }
4365
4366 /** Parse l2 encap action. */
4367 static int
4368 parse_vc_action_l2_encap(struct context *ctx, const struct token *token,
4369                          const char *str, unsigned int len,
4370                          void *buf, unsigned int size)
4371 {
4372         struct buffer *out = buf;
4373         struct rte_flow_action *action;
4374         struct action_raw_encap_data *action_encap_data;
4375         struct rte_flow_item_eth eth = { .type = 0, };
4376         struct rte_flow_item_vlan vlan = {
4377                 .tci = mplsoudp_encap_conf.vlan_tci,
4378                 .inner_type = 0,
4379         };
4380         uint8_t *header;
4381         int ret;
4382
4383         ret = parse_vc(ctx, token, str, len, buf, size);
4384         if (ret < 0)
4385                 return ret;
4386         /* Nothing else to do if there is no buffer. */
4387         if (!out)
4388                 return ret;
4389         if (!out->args.vc.actions_n)
4390                 return -1;
4391         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4392         /* Point to selected object. */
4393         ctx->object = out->args.vc.data;
4394         ctx->objmask = NULL;
4395         /* Copy the headers to the buffer. */
4396         action_encap_data = ctx->object;
4397         *action_encap_data = (struct action_raw_encap_data) {
4398                 .conf = (struct rte_flow_action_raw_encap){
4399                         .data = action_encap_data->data,
4400                 },
4401                 .data = {},
4402         };
4403         header = action_encap_data->data;
4404         if (l2_encap_conf.select_vlan)
4405                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4406         else if (l2_encap_conf.select_ipv4)
4407                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4408         else
4409                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4410         memcpy(eth.dst.addr_bytes,
4411                l2_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4412         memcpy(eth.src.addr_bytes,
4413                l2_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4414         memcpy(header, &eth, sizeof(eth));
4415         header += sizeof(eth);
4416         if (l2_encap_conf.select_vlan) {
4417                 if (l2_encap_conf.select_ipv4)
4418                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4419                 else
4420                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4421                 memcpy(header, &vlan, sizeof(vlan));
4422                 header += sizeof(vlan);
4423         }
4424         action_encap_data->conf.size = header -
4425                 action_encap_data->data;
4426         action->conf = &action_encap_data->conf;
4427         return ret;
4428 }
4429
4430 /** Parse l2 decap action. */
4431 static int
4432 parse_vc_action_l2_decap(struct context *ctx, const struct token *token,
4433                          const char *str, unsigned int len,
4434                          void *buf, unsigned int size)
4435 {
4436         struct buffer *out = buf;
4437         struct rte_flow_action *action;
4438         struct action_raw_decap_data *action_decap_data;
4439         struct rte_flow_item_eth eth = { .type = 0, };
4440         struct rte_flow_item_vlan vlan = {
4441                 .tci = mplsoudp_encap_conf.vlan_tci,
4442                 .inner_type = 0,
4443         };
4444         uint8_t *header;
4445         int ret;
4446
4447         ret = parse_vc(ctx, token, str, len, buf, size);
4448         if (ret < 0)
4449                 return ret;
4450         /* Nothing else to do if there is no buffer. */
4451         if (!out)
4452                 return ret;
4453         if (!out->args.vc.actions_n)
4454                 return -1;
4455         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4456         /* Point to selected object. */
4457         ctx->object = out->args.vc.data;
4458         ctx->objmask = NULL;
4459         /* Copy the headers to the buffer. */
4460         action_decap_data = ctx->object;
4461         *action_decap_data = (struct action_raw_decap_data) {
4462                 .conf = (struct rte_flow_action_raw_decap){
4463                         .data = action_decap_data->data,
4464                 },
4465                 .data = {},
4466         };
4467         header = action_decap_data->data;
4468         if (l2_decap_conf.select_vlan)
4469                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4470         memcpy(header, &eth, sizeof(eth));
4471         header += sizeof(eth);
4472         if (l2_decap_conf.select_vlan) {
4473                 memcpy(header, &vlan, sizeof(vlan));
4474                 header += sizeof(vlan);
4475         }
4476         action_decap_data->conf.size = header -
4477                 action_decap_data->data;
4478         action->conf = &action_decap_data->conf;
4479         return ret;
4480 }
4481
4482 #define ETHER_TYPE_MPLS_UNICAST 0x8847
4483
4484 /** Parse MPLSOGRE encap action. */
4485 static int
4486 parse_vc_action_mplsogre_encap(struct context *ctx, const struct token *token,
4487                                const char *str, unsigned int len,
4488                                void *buf, unsigned int size)
4489 {
4490         struct buffer *out = buf;
4491         struct rte_flow_action *action;
4492         struct action_raw_encap_data *action_encap_data;
4493         struct rte_flow_item_eth eth = { .type = 0, };
4494         struct rte_flow_item_vlan vlan = {
4495                 .tci = mplsogre_encap_conf.vlan_tci,
4496                 .inner_type = 0,
4497         };
4498         struct rte_flow_item_ipv4 ipv4 = {
4499                 .hdr =  {
4500                         .src_addr = mplsogre_encap_conf.ipv4_src,
4501                         .dst_addr = mplsogre_encap_conf.ipv4_dst,
4502                         .next_proto_id = IPPROTO_GRE,
4503                         .version_ihl = RTE_IPV4_VHL_DEF,
4504                         .time_to_live = IPDEFTTL,
4505                 },
4506         };
4507         struct rte_flow_item_ipv6 ipv6 = {
4508                 .hdr =  {
4509                         .proto = IPPROTO_GRE,
4510                         .hop_limits = IPDEFTTL,
4511                 },
4512         };
4513         struct rte_flow_item_gre gre = {
4514                 .protocol = rte_cpu_to_be_16(ETHER_TYPE_MPLS_UNICAST),
4515         };
4516         struct rte_flow_item_mpls mpls;
4517         uint8_t *header;
4518         int ret;
4519
4520         ret = parse_vc(ctx, token, str, len, buf, size);
4521         if (ret < 0)
4522                 return ret;
4523         /* Nothing else to do if there is no buffer. */
4524         if (!out)
4525                 return ret;
4526         if (!out->args.vc.actions_n)
4527                 return -1;
4528         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4529         /* Point to selected object. */
4530         ctx->object = out->args.vc.data;
4531         ctx->objmask = NULL;
4532         /* Copy the headers to the buffer. */
4533         action_encap_data = ctx->object;
4534         *action_encap_data = (struct action_raw_encap_data) {
4535                 .conf = (struct rte_flow_action_raw_encap){
4536                         .data = action_encap_data->data,
4537                 },
4538                 .data = {},
4539                 .preserve = {},
4540         };
4541         header = action_encap_data->data;
4542         if (mplsogre_encap_conf.select_vlan)
4543                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4544         else if (mplsogre_encap_conf.select_ipv4)
4545                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4546         else
4547                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4548         memcpy(eth.dst.addr_bytes,
4549                mplsogre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4550         memcpy(eth.src.addr_bytes,
4551                mplsogre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4552         memcpy(header, &eth, sizeof(eth));
4553         header += sizeof(eth);
4554         if (mplsogre_encap_conf.select_vlan) {
4555                 if (mplsogre_encap_conf.select_ipv4)
4556                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4557                 else
4558                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4559                 memcpy(header, &vlan, sizeof(vlan));
4560                 header += sizeof(vlan);
4561         }
4562         if (mplsogre_encap_conf.select_ipv4) {
4563                 memcpy(header, &ipv4, sizeof(ipv4));
4564                 header += sizeof(ipv4);
4565         } else {
4566                 memcpy(&ipv6.hdr.src_addr,
4567                        &mplsogre_encap_conf.ipv6_src,
4568                        sizeof(mplsogre_encap_conf.ipv6_src));
4569                 memcpy(&ipv6.hdr.dst_addr,
4570                        &mplsogre_encap_conf.ipv6_dst,
4571                        sizeof(mplsogre_encap_conf.ipv6_dst));
4572                 memcpy(header, &ipv6, sizeof(ipv6));
4573                 header += sizeof(ipv6);
4574         }
4575         memcpy(header, &gre, sizeof(gre));
4576         header += sizeof(gre);
4577         memcpy(mpls.label_tc_s, mplsogre_encap_conf.label,
4578                RTE_DIM(mplsogre_encap_conf.label));
4579         mpls.label_tc_s[2] |= 0x1;
4580         memcpy(header, &mpls, sizeof(mpls));
4581         header += sizeof(mpls);
4582         action_encap_data->conf.size = header -
4583                 action_encap_data->data;
4584         action->conf = &action_encap_data->conf;
4585         return ret;
4586 }
4587
4588 /** Parse MPLSOGRE decap action. */
4589 static int
4590 parse_vc_action_mplsogre_decap(struct context *ctx, const struct token *token,
4591                                const char *str, unsigned int len,
4592                                void *buf, unsigned int size)
4593 {
4594         struct buffer *out = buf;
4595         struct rte_flow_action *action;
4596         struct action_raw_decap_data *action_decap_data;
4597         struct rte_flow_item_eth eth = { .type = 0, };
4598         struct rte_flow_item_vlan vlan = {.tci = 0};
4599         struct rte_flow_item_ipv4 ipv4 = {
4600                 .hdr =  {
4601                         .next_proto_id = IPPROTO_GRE,
4602                 },
4603         };
4604         struct rte_flow_item_ipv6 ipv6 = {
4605                 .hdr =  {
4606                         .proto = IPPROTO_GRE,
4607                 },
4608         };
4609         struct rte_flow_item_gre gre = {
4610                 .protocol = rte_cpu_to_be_16(ETHER_TYPE_MPLS_UNICAST),
4611         };
4612         struct rte_flow_item_mpls mpls;
4613         uint8_t *header;
4614         int ret;
4615
4616         ret = parse_vc(ctx, token, str, len, buf, size);
4617         if (ret < 0)
4618                 return ret;
4619         /* Nothing else to do if there is no buffer. */
4620         if (!out)
4621                 return ret;
4622         if (!out->args.vc.actions_n)
4623                 return -1;
4624         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4625         /* Point to selected object. */
4626         ctx->object = out->args.vc.data;
4627         ctx->objmask = NULL;
4628         /* Copy the headers to the buffer. */
4629         action_decap_data = ctx->object;
4630         *action_decap_data = (struct action_raw_decap_data) {
4631                 .conf = (struct rte_flow_action_raw_decap){
4632                         .data = action_decap_data->data,
4633                 },
4634                 .data = {},
4635         };
4636         header = action_decap_data->data;
4637         if (mplsogre_decap_conf.select_vlan)
4638                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4639         else if (mplsogre_encap_conf.select_ipv4)
4640                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4641         else
4642                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4643         memcpy(eth.dst.addr_bytes,
4644                mplsogre_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4645         memcpy(eth.src.addr_bytes,
4646                mplsogre_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4647         memcpy(header, &eth, sizeof(eth));
4648         header += sizeof(eth);
4649         if (mplsogre_encap_conf.select_vlan) {
4650                 if (mplsogre_encap_conf.select_ipv4)
4651                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4652                 else
4653                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4654                 memcpy(header, &vlan, sizeof(vlan));
4655                 header += sizeof(vlan);
4656         }
4657         if (mplsogre_encap_conf.select_ipv4) {
4658                 memcpy(header, &ipv4, sizeof(ipv4));
4659                 header += sizeof(ipv4);
4660         } else {
4661                 memcpy(header, &ipv6, sizeof(ipv6));
4662                 header += sizeof(ipv6);
4663         }
4664         memcpy(header, &gre, sizeof(gre));
4665         header += sizeof(gre);
4666         memset(&mpls, 0, sizeof(mpls));
4667         memcpy(header, &mpls, sizeof(mpls));
4668         header += sizeof(mpls);
4669         action_decap_data->conf.size = header -
4670                 action_decap_data->data;
4671         action->conf = &action_decap_data->conf;
4672         return ret;
4673 }
4674
4675 /** Parse MPLSOUDP encap action. */
4676 static int
4677 parse_vc_action_mplsoudp_encap(struct context *ctx, const struct token *token,
4678                                const char *str, unsigned int len,
4679                                void *buf, unsigned int size)
4680 {
4681         struct buffer *out = buf;
4682         struct rte_flow_action *action;
4683         struct action_raw_encap_data *action_encap_data;
4684         struct rte_flow_item_eth eth = { .type = 0, };
4685         struct rte_flow_item_vlan vlan = {
4686                 .tci = mplsoudp_encap_conf.vlan_tci,
4687                 .inner_type = 0,
4688         };
4689         struct rte_flow_item_ipv4 ipv4 = {
4690                 .hdr =  {
4691                         .src_addr = mplsoudp_encap_conf.ipv4_src,
4692                         .dst_addr = mplsoudp_encap_conf.ipv4_dst,
4693                         .next_proto_id = IPPROTO_UDP,
4694                         .version_ihl = RTE_IPV4_VHL_DEF,
4695                         .time_to_live = IPDEFTTL,
4696                 },
4697         };
4698         struct rte_flow_item_ipv6 ipv6 = {
4699                 .hdr =  {
4700                         .proto = IPPROTO_UDP,
4701                         .hop_limits = IPDEFTTL,
4702                 },
4703         };
4704         struct rte_flow_item_udp udp = {
4705                 .hdr = {
4706                         .src_port = mplsoudp_encap_conf.udp_src,
4707                         .dst_port = mplsoudp_encap_conf.udp_dst,
4708                 },
4709         };
4710         struct rte_flow_item_mpls mpls;
4711         uint8_t *header;
4712         int ret;
4713
4714         ret = parse_vc(ctx, token, str, len, buf, size);
4715         if (ret < 0)
4716                 return ret;
4717         /* Nothing else to do if there is no buffer. */
4718         if (!out)
4719                 return ret;
4720         if (!out->args.vc.actions_n)
4721                 return -1;
4722         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4723         /* Point to selected object. */
4724         ctx->object = out->args.vc.data;
4725         ctx->objmask = NULL;
4726         /* Copy the headers to the buffer. */
4727         action_encap_data = ctx->object;
4728         *action_encap_data = (struct action_raw_encap_data) {
4729                 .conf = (struct rte_flow_action_raw_encap){
4730                         .data = action_encap_data->data,
4731                 },
4732                 .data = {},
4733                 .preserve = {},
4734         };
4735         header = action_encap_data->data;
4736         if (mplsoudp_encap_conf.select_vlan)
4737                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4738         else if (mplsoudp_encap_conf.select_ipv4)
4739                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4740         else
4741                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4742         memcpy(eth.dst.addr_bytes,
4743                mplsoudp_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4744         memcpy(eth.src.addr_bytes,
4745                mplsoudp_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4746         memcpy(header, &eth, sizeof(eth));
4747         header += sizeof(eth);
4748         if (mplsoudp_encap_conf.select_vlan) {
4749                 if (mplsoudp_encap_conf.select_ipv4)
4750                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4751                 else
4752                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4753                 memcpy(header, &vlan, sizeof(vlan));
4754                 header += sizeof(vlan);
4755         }
4756         if (mplsoudp_encap_conf.select_ipv4) {
4757                 memcpy(header, &ipv4, sizeof(ipv4));
4758                 header += sizeof(ipv4);
4759         } else {
4760                 memcpy(&ipv6.hdr.src_addr,
4761                        &mplsoudp_encap_conf.ipv6_src,
4762                        sizeof(mplsoudp_encap_conf.ipv6_src));
4763                 memcpy(&ipv6.hdr.dst_addr,
4764                        &mplsoudp_encap_conf.ipv6_dst,
4765                        sizeof(mplsoudp_encap_conf.ipv6_dst));
4766                 memcpy(header, &ipv6, sizeof(ipv6));
4767                 header += sizeof(ipv6);
4768         }
4769         memcpy(header, &udp, sizeof(udp));
4770         header += sizeof(udp);
4771         memcpy(mpls.label_tc_s, mplsoudp_encap_conf.label,
4772                RTE_DIM(mplsoudp_encap_conf.label));
4773         mpls.label_tc_s[2] |= 0x1;
4774         memcpy(header, &mpls, sizeof(mpls));
4775         header += sizeof(mpls);
4776         action_encap_data->conf.size = header -
4777                 action_encap_data->data;
4778         action->conf = &action_encap_data->conf;
4779         return ret;
4780 }
4781
4782 /** Parse MPLSOUDP decap action. */
4783 static int
4784 parse_vc_action_mplsoudp_decap(struct context *ctx, const struct token *token,
4785                                const char *str, unsigned int len,
4786                                void *buf, unsigned int size)
4787 {
4788         struct buffer *out = buf;
4789         struct rte_flow_action *action;
4790         struct action_raw_decap_data *action_decap_data;
4791         struct rte_flow_item_eth eth = { .type = 0, };
4792         struct rte_flow_item_vlan vlan = {.tci = 0};
4793         struct rte_flow_item_ipv4 ipv4 = {
4794                 .hdr =  {
4795                         .next_proto_id = IPPROTO_UDP,
4796                 },
4797         };
4798         struct rte_flow_item_ipv6 ipv6 = {
4799                 .hdr =  {
4800                         .proto = IPPROTO_UDP,
4801                 },
4802         };
4803         struct rte_flow_item_udp udp = {
4804                 .hdr = {
4805                         .dst_port = rte_cpu_to_be_16(6635),
4806                 },
4807         };
4808         struct rte_flow_item_mpls mpls;
4809         uint8_t *header;
4810         int ret;
4811
4812         ret = parse_vc(ctx, token, str, len, buf, size);
4813         if (ret < 0)
4814                 return ret;
4815         /* Nothing else to do if there is no buffer. */
4816         if (!out)
4817                 return ret;
4818         if (!out->args.vc.actions_n)
4819                 return -1;
4820         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4821         /* Point to selected object. */
4822         ctx->object = out->args.vc.data;
4823         ctx->objmask = NULL;
4824         /* Copy the headers to the buffer. */
4825         action_decap_data = ctx->object;
4826         *action_decap_data = (struct action_raw_decap_data) {
4827                 .conf = (struct rte_flow_action_raw_decap){
4828                         .data = action_decap_data->data,
4829                 },
4830                 .data = {},
4831         };
4832         header = action_decap_data->data;
4833         if (mplsoudp_decap_conf.select_vlan)
4834                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
4835         else if (mplsoudp_encap_conf.select_ipv4)
4836                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4837         else
4838                 eth.type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4839         memcpy(eth.dst.addr_bytes,
4840                mplsoudp_encap_conf.eth_dst, RTE_ETHER_ADDR_LEN);
4841         memcpy(eth.src.addr_bytes,
4842                mplsoudp_encap_conf.eth_src, RTE_ETHER_ADDR_LEN);
4843         memcpy(header, &eth, sizeof(eth));
4844         header += sizeof(eth);
4845         if (mplsoudp_encap_conf.select_vlan) {
4846                 if (mplsoudp_encap_conf.select_ipv4)
4847                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
4848                 else
4849                         vlan.inner_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
4850                 memcpy(header, &vlan, sizeof(vlan));
4851                 header += sizeof(vlan);
4852         }
4853         if (mplsoudp_encap_conf.select_ipv4) {
4854                 memcpy(header, &ipv4, sizeof(ipv4));
4855                 header += sizeof(ipv4);
4856         } else {
4857                 memcpy(header, &ipv6, sizeof(ipv6));
4858                 header += sizeof(ipv6);
4859         }
4860         memcpy(header, &udp, sizeof(udp));
4861         header += sizeof(udp);
4862         memset(&mpls, 0, sizeof(mpls));
4863         memcpy(header, &mpls, sizeof(mpls));
4864         header += sizeof(mpls);
4865         action_decap_data->conf.size = header -
4866                 action_decap_data->data;
4867         action->conf = &action_decap_data->conf;
4868         return ret;
4869 }
4870
4871 static int
4872 parse_vc_action_raw_decap_index(struct context *ctx, const struct token *token,
4873                                 const char *str, unsigned int len, void *buf,
4874                                 unsigned int size)
4875 {
4876         struct action_raw_decap_data *action_raw_decap_data;
4877         struct rte_flow_action *action;
4878         const struct arg *arg;
4879         struct buffer *out = buf;
4880         int ret;
4881         uint16_t idx;
4882
4883         RTE_SET_USED(token);
4884         RTE_SET_USED(buf);
4885         RTE_SET_USED(size);
4886         arg = ARGS_ENTRY_ARB_BOUNDED
4887                 (offsetof(struct action_raw_decap_data, idx),
4888                  sizeof(((struct action_raw_decap_data *)0)->idx),
4889                  0, RAW_ENCAP_CONFS_MAX_NUM - 1);
4890         if (push_args(ctx, arg))
4891                 return -1;
4892         ret = parse_int(ctx, token, str, len, NULL, 0);
4893         if (ret < 0) {
4894                 pop_args(ctx);
4895                 return -1;
4896         }
4897         if (!ctx->object)
4898                 return len;
4899         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4900         action_raw_decap_data = ctx->object;
4901         idx = action_raw_decap_data->idx;
4902         action_raw_decap_data->conf.data = raw_decap_confs[idx].data;
4903         action_raw_decap_data->conf.size = raw_decap_confs[idx].size;
4904         action->conf = &action_raw_decap_data->conf;
4905         return len;
4906 }
4907
4908
4909 static int
4910 parse_vc_action_raw_encap_index(struct context *ctx, const struct token *token,
4911                                 const char *str, unsigned int len, void *buf,
4912                                 unsigned int size)
4913 {
4914         struct action_raw_encap_data *action_raw_encap_data;
4915         struct rte_flow_action *action;
4916         const struct arg *arg;
4917         struct buffer *out = buf;
4918         int ret;
4919         uint16_t idx;
4920
4921         RTE_SET_USED(token);
4922         RTE_SET_USED(buf);
4923         RTE_SET_USED(size);
4924         if (ctx->curr != ACTION_RAW_ENCAP_INDEX_VALUE)
4925                 return -1;
4926         arg = ARGS_ENTRY_ARB_BOUNDED
4927                 (offsetof(struct action_raw_encap_data, idx),
4928                  sizeof(((struct action_raw_encap_data *)0)->idx),
4929                  0, RAW_ENCAP_CONFS_MAX_NUM - 1);
4930         if (push_args(ctx, arg))
4931                 return -1;
4932         ret = parse_int(ctx, token, str, len, NULL, 0);
4933         if (ret < 0) {
4934                 pop_args(ctx);
4935                 return -1;
4936         }
4937         if (!ctx->object)
4938                 return len;
4939         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4940         action_raw_encap_data = ctx->object;
4941         idx = action_raw_encap_data->idx;
4942         action_raw_encap_data->conf.data = raw_encap_confs[idx].data;
4943         action_raw_encap_data->conf.size = raw_encap_confs[idx].size;
4944         action_raw_encap_data->conf.preserve = NULL;
4945         action->conf = &action_raw_encap_data->conf;
4946         return len;
4947 }
4948
4949 static int
4950 parse_vc_action_raw_encap(struct context *ctx, const struct token *token,
4951                           const char *str, unsigned int len, void *buf,
4952                           unsigned int size)
4953 {
4954         struct buffer *out = buf;
4955         struct rte_flow_action *action;
4956         struct action_raw_encap_data *action_raw_encap_data = NULL;
4957         int ret;
4958
4959         ret = parse_vc(ctx, token, str, len, buf, size);
4960         if (ret < 0)
4961                 return ret;
4962         /* Nothing else to do if there is no buffer. */
4963         if (!out)
4964                 return ret;
4965         if (!out->args.vc.actions_n)
4966                 return -1;
4967         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4968         /* Point to selected object. */
4969         ctx->object = out->args.vc.data;
4970         ctx->objmask = NULL;
4971         /* Copy the headers to the buffer. */
4972         action_raw_encap_data = ctx->object;
4973         action_raw_encap_data->conf.data = raw_encap_confs[0].data;
4974         action_raw_encap_data->conf.preserve = NULL;
4975         action_raw_encap_data->conf.size = raw_encap_confs[0].size;
4976         action->conf = &action_raw_encap_data->conf;
4977         return ret;
4978 }
4979
4980 static int
4981 parse_vc_action_raw_decap(struct context *ctx, const struct token *token,
4982                           const char *str, unsigned int len, void *buf,
4983                           unsigned int size)
4984 {
4985         struct buffer *out = buf;
4986         struct rte_flow_action *action;
4987         struct action_raw_decap_data *action_raw_decap_data = NULL;
4988         int ret;
4989
4990         ret = parse_vc(ctx, token, str, len, buf, size);
4991         if (ret < 0)
4992                 return ret;
4993         /* Nothing else to do if there is no buffer. */
4994         if (!out)
4995                 return ret;
4996         if (!out->args.vc.actions_n)
4997                 return -1;
4998         action = &out->args.vc.actions[out->args.vc.actions_n - 1];
4999         /* Point to selected object. */
5000         ctx->object = out->args.vc.data;
5001         ctx->objmask = NULL;
5002         /* Copy the headers to the buffer. */
5003         action_raw_decap_data = ctx->object;
5004         action_raw_decap_data->conf.data = raw_decap_confs[0].data;
5005         action_raw_decap_data->conf.size = raw_decap_confs[0].size;
5006         action->conf = &action_raw_decap_data->conf;
5007         return ret;
5008 }
5009
5010 static int
5011 parse_vc_action_set_meta(struct context *ctx, const struct token *token,
5012                          const char *str, unsigned int len, void *buf,
5013                          unsigned int size)
5014 {
5015         int ret;
5016
5017         ret = parse_vc(ctx, token, str, len, buf, size);
5018         if (ret < 0)
5019                 return ret;
5020         ret = rte_flow_dynf_metadata_register();
5021         if (ret < 0)
5022                 return -1;
5023         return len;
5024 }
5025
5026 /** Parse tokens for destroy command. */
5027 static int
5028 parse_destroy(struct context *ctx, const struct token *token,
5029               const char *str, unsigned int len,
5030               void *buf, unsigned int size)
5031 {
5032         struct buffer *out = buf;
5033
5034         /* Token name must match. */
5035         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5036                 return -1;
5037         /* Nothing else to do if there is no buffer. */
5038         if (!out)
5039                 return len;
5040         if (!out->command) {
5041                 if (ctx->curr != DESTROY)
5042                         return -1;
5043                 if (sizeof(*out) > size)
5044                         return -1;
5045                 out->command = ctx->curr;
5046                 ctx->objdata = 0;
5047                 ctx->object = out;
5048                 ctx->objmask = NULL;
5049                 out->args.destroy.rule =
5050                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
5051                                                sizeof(double));
5052                 return len;
5053         }
5054         if (((uint8_t *)(out->args.destroy.rule + out->args.destroy.rule_n) +
5055              sizeof(*out->args.destroy.rule)) > (uint8_t *)out + size)
5056                 return -1;
5057         ctx->objdata = 0;
5058         ctx->object = out->args.destroy.rule + out->args.destroy.rule_n++;
5059         ctx->objmask = NULL;
5060         return len;
5061 }
5062
5063 /** Parse tokens for flush command. */
5064 static int
5065 parse_flush(struct context *ctx, const struct token *token,
5066             const char *str, unsigned int len,
5067             void *buf, unsigned int size)
5068 {
5069         struct buffer *out = buf;
5070
5071         /* Token name must match. */
5072         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5073                 return -1;
5074         /* Nothing else to do if there is no buffer. */
5075         if (!out)
5076                 return len;
5077         if (!out->command) {
5078                 if (ctx->curr != FLUSH)
5079                         return -1;
5080                 if (sizeof(*out) > size)
5081                         return -1;
5082                 out->command = ctx->curr;
5083                 ctx->objdata = 0;
5084                 ctx->object = out;
5085                 ctx->objmask = NULL;
5086         }
5087         return len;
5088 }
5089
5090 /** Parse tokens for query command. */
5091 static int
5092 parse_query(struct context *ctx, const struct token *token,
5093             const char *str, unsigned int len,
5094             void *buf, unsigned int size)
5095 {
5096         struct buffer *out = buf;
5097
5098         /* Token name must match. */
5099         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5100                 return -1;
5101         /* Nothing else to do if there is no buffer. */
5102         if (!out)
5103                 return len;
5104         if (!out->command) {
5105                 if (ctx->curr != QUERY)
5106                         return -1;
5107                 if (sizeof(*out) > size)
5108                         return -1;
5109                 out->command = ctx->curr;
5110                 ctx->objdata = 0;
5111                 ctx->object = out;
5112                 ctx->objmask = NULL;
5113         }
5114         return len;
5115 }
5116
5117 /** Parse action names. */
5118 static int
5119 parse_action(struct context *ctx, const struct token *token,
5120              const char *str, unsigned int len,
5121              void *buf, unsigned int size)
5122 {
5123         struct buffer *out = buf;
5124         const struct arg *arg = pop_args(ctx);
5125         unsigned int i;
5126
5127         (void)size;
5128         /* Argument is expected. */
5129         if (!arg)
5130                 return -1;
5131         /* Parse action name. */
5132         for (i = 0; next_action[i]; ++i) {
5133                 const struct parse_action_priv *priv;
5134
5135                 token = &token_list[next_action[i]];
5136                 if (strcmp_partial(token->name, str, len))
5137                         continue;
5138                 priv = token->priv;
5139                 if (!priv)
5140                         goto error;
5141                 if (out)
5142                         memcpy((uint8_t *)ctx->object + arg->offset,
5143                                &priv->type,
5144                                arg->size);
5145                 return len;
5146         }
5147 error:
5148         push_args(ctx, arg);
5149         return -1;
5150 }
5151
5152 /** Parse tokens for list command. */
5153 static int
5154 parse_list(struct context *ctx, const struct token *token,
5155            const char *str, unsigned int len,
5156            void *buf, unsigned int size)
5157 {
5158         struct buffer *out = buf;
5159
5160         /* Token name must match. */
5161         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5162                 return -1;
5163         /* Nothing else to do if there is no buffer. */
5164         if (!out)
5165                 return len;
5166         if (!out->command) {
5167                 if (ctx->curr != LIST)
5168                         return -1;
5169                 if (sizeof(*out) > size)
5170                         return -1;
5171                 out->command = ctx->curr;
5172                 ctx->objdata = 0;
5173                 ctx->object = out;
5174                 ctx->objmask = NULL;
5175                 out->args.list.group =
5176                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
5177                                                sizeof(double));
5178                 return len;
5179         }
5180         if (((uint8_t *)(out->args.list.group + out->args.list.group_n) +
5181              sizeof(*out->args.list.group)) > (uint8_t *)out + size)
5182                 return -1;
5183         ctx->objdata = 0;
5184         ctx->object = out->args.list.group + out->args.list.group_n++;
5185         ctx->objmask = NULL;
5186         return len;
5187 }
5188
5189 /** Parse tokens for isolate command. */
5190 static int
5191 parse_isolate(struct context *ctx, const struct token *token,
5192               const char *str, unsigned int len,
5193               void *buf, unsigned int size)
5194 {
5195         struct buffer *out = buf;
5196
5197         /* Token name must match. */
5198         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5199                 return -1;
5200         /* Nothing else to do if there is no buffer. */
5201         if (!out)
5202                 return len;
5203         if (!out->command) {
5204                 if (ctx->curr != ISOLATE)
5205                         return -1;
5206                 if (sizeof(*out) > size)
5207                         return -1;
5208                 out->command = ctx->curr;
5209                 ctx->objdata = 0;
5210                 ctx->object = out;
5211                 ctx->objmask = NULL;
5212         }
5213         return len;
5214 }
5215
5216 /**
5217  * Parse signed/unsigned integers 8 to 64-bit long.
5218  *
5219  * Last argument (ctx->args) is retrieved to determine integer type and
5220  * storage location.
5221  */
5222 static int
5223 parse_int(struct context *ctx, const struct token *token,
5224           const char *str, unsigned int len,
5225           void *buf, unsigned int size)
5226 {
5227         const struct arg *arg = pop_args(ctx);
5228         uintmax_t u;
5229         char *end;
5230
5231         (void)token;
5232         /* Argument is expected. */
5233         if (!arg)
5234                 return -1;
5235         errno = 0;
5236         u = arg->sign ?
5237                 (uintmax_t)strtoimax(str, &end, 0) :
5238                 strtoumax(str, &end, 0);
5239         if (errno || (size_t)(end - str) != len)
5240                 goto error;
5241         if (arg->bounded &&
5242             ((arg->sign && ((intmax_t)u < (intmax_t)arg->min ||
5243                             (intmax_t)u > (intmax_t)arg->max)) ||
5244              (!arg->sign && (u < arg->min || u > arg->max))))
5245                 goto error;
5246         if (!ctx->object)
5247                 return len;
5248         if (arg->mask) {
5249                 if (!arg_entry_bf_fill(ctx->object, u, arg) ||
5250                     !arg_entry_bf_fill(ctx->objmask, -1, arg))
5251                         goto error;
5252                 return len;
5253         }
5254         buf = (uint8_t *)ctx->object + arg->offset;
5255         size = arg->size;
5256         if (u > RTE_LEN2MASK(size * CHAR_BIT, uint64_t))
5257                 return -1;
5258 objmask:
5259         switch (size) {
5260         case sizeof(uint8_t):
5261                 *(uint8_t *)buf = u;
5262                 break;
5263         case sizeof(uint16_t):
5264                 *(uint16_t *)buf = arg->hton ? rte_cpu_to_be_16(u) : u;
5265                 break;
5266         case sizeof(uint8_t [3]):
5267 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
5268                 if (!arg->hton) {
5269                         ((uint8_t *)buf)[0] = u;
5270                         ((uint8_t *)buf)[1] = u >> 8;
5271                         ((uint8_t *)buf)[2] = u >> 16;
5272                         break;
5273                 }
5274 #endif
5275                 ((uint8_t *)buf)[0] = u >> 16;
5276                 ((uint8_t *)buf)[1] = u >> 8;
5277                 ((uint8_t *)buf)[2] = u;
5278                 break;
5279         case sizeof(uint32_t):
5280                 *(uint32_t *)buf = arg->hton ? rte_cpu_to_be_32(u) : u;
5281                 break;
5282         case sizeof(uint64_t):
5283                 *(uint64_t *)buf = arg->hton ? rte_cpu_to_be_64(u) : u;
5284                 break;
5285         default:
5286                 goto error;
5287         }
5288         if (ctx->objmask && buf != (uint8_t *)ctx->objmask + arg->offset) {
5289                 u = -1;
5290                 buf = (uint8_t *)ctx->objmask + arg->offset;
5291                 goto objmask;
5292         }
5293         return len;
5294 error:
5295         push_args(ctx, arg);
5296         return -1;
5297 }
5298
5299 /**
5300  * Parse a string.
5301  *
5302  * Three arguments (ctx->args) are retrieved from the stack to store data,
5303  * its actual length and address (in that order).
5304  */
5305 static int
5306 parse_string(struct context *ctx, const struct token *token,
5307              const char *str, unsigned int len,
5308              void *buf, unsigned int size)
5309 {
5310         const struct arg *arg_data = pop_args(ctx);
5311         const struct arg *arg_len = pop_args(ctx);
5312         const struct arg *arg_addr = pop_args(ctx);
5313         char tmp[16]; /* Ought to be enough. */
5314         int ret;
5315
5316         /* Arguments are expected. */
5317         if (!arg_data)
5318                 return -1;
5319         if (!arg_len) {
5320                 push_args(ctx, arg_data);
5321                 return -1;
5322         }
5323         if (!arg_addr) {
5324                 push_args(ctx, arg_len);
5325                 push_args(ctx, arg_data);
5326                 return -1;
5327         }
5328         size = arg_data->size;
5329         /* Bit-mask fill is not supported. */
5330         if (arg_data->mask || size < len)
5331                 goto error;
5332         if (!ctx->object)
5333                 return len;
5334         /* Let parse_int() fill length information first. */
5335         ret = snprintf(tmp, sizeof(tmp), "%u", len);
5336         if (ret < 0)
5337                 goto error;
5338         push_args(ctx, arg_len);
5339         ret = parse_int(ctx, token, tmp, ret, NULL, 0);
5340         if (ret < 0) {
5341                 pop_args(ctx);
5342                 goto error;
5343         }
5344         buf = (uint8_t *)ctx->object + arg_data->offset;
5345         /* Output buffer is not necessarily NUL-terminated. */
5346         memcpy(buf, str, len);
5347         memset((uint8_t *)buf + len, 0x00, size - len);
5348         if (ctx->objmask)
5349                 memset((uint8_t *)ctx->objmask + arg_data->offset, 0xff, len);
5350         /* Save address if requested. */
5351         if (arg_addr->size) {
5352                 memcpy((uint8_t *)ctx->object + arg_addr->offset,
5353                        (void *[]){
5354                         (uint8_t *)ctx->object + arg_data->offset
5355                        },
5356                        arg_addr->size);
5357                 if (ctx->objmask)
5358                         memcpy((uint8_t *)ctx->objmask + arg_addr->offset,
5359                                (void *[]){
5360                                 (uint8_t *)ctx->objmask + arg_data->offset
5361                                },
5362                                arg_addr->size);
5363         }
5364         return len;
5365 error:
5366         push_args(ctx, arg_addr);
5367         push_args(ctx, arg_len);
5368         push_args(ctx, arg_data);
5369         return -1;
5370 }
5371
5372 static int
5373 parse_hex_string(const char *src, uint8_t *dst, uint32_t *size)
5374 {
5375         char *c = NULL;
5376         uint32_t i, len;
5377         char tmp[3];
5378
5379         /* Check input parameters */
5380         if ((src == NULL) ||
5381                 (dst == NULL) ||
5382                 (size == NULL) ||
5383                 (*size == 0))
5384                 return -1;
5385
5386         /* Convert chars to bytes */
5387         for (i = 0, len = 0; i < *size; i += 2) {
5388                 snprintf(tmp, 3, "%s", src + i);
5389                 dst[len++] = strtoul(tmp, &c, 16);
5390                 if (*c != 0) {
5391                         len--;
5392                         dst[len] = 0;
5393                         *size = len;
5394                         return -1;
5395                 }
5396         }
5397         dst[len] = 0;
5398         *size = len;
5399
5400         return 0;
5401 }
5402
5403 static int
5404 parse_hex(struct context *ctx, const struct token *token,
5405                 const char *str, unsigned int len,
5406                 void *buf, unsigned int size)
5407 {
5408         const struct arg *arg_data = pop_args(ctx);
5409         const struct arg *arg_len = pop_args(ctx);
5410         const struct arg *arg_addr = pop_args(ctx);
5411         char tmp[16]; /* Ought to be enough. */
5412         int ret;
5413         unsigned int hexlen = len;
5414         unsigned int length = 256;
5415         uint8_t hex_tmp[length];
5416
5417         /* Arguments are expected. */
5418         if (!arg_data)
5419                 return -1;
5420         if (!arg_len) {
5421                 push_args(ctx, arg_data);
5422                 return -1;
5423         }
5424         if (!arg_addr) {
5425                 push_args(ctx, arg_len);
5426                 push_args(ctx, arg_data);
5427                 return -1;
5428         }
5429         size = arg_data->size;
5430         /* Bit-mask fill is not supported. */
5431         if (arg_data->mask)
5432                 goto error;
5433         if (!ctx->object)
5434                 return len;
5435
5436         /* translate bytes string to array. */
5437         if (str[0] == '0' && ((str[1] == 'x') ||
5438                         (str[1] == 'X'))) {
5439                 str += 2;
5440                 hexlen -= 2;
5441         }
5442         if (hexlen > length)
5443                 return -1;
5444         ret = parse_hex_string(str, hex_tmp, &hexlen);
5445         if (ret < 0)
5446                 goto error;
5447         /* Let parse_int() fill length information first. */
5448         ret = snprintf(tmp, sizeof(tmp), "%u", hexlen);
5449         if (ret < 0)
5450                 goto error;
5451         push_args(ctx, arg_len);
5452         ret = parse_int(ctx, token, tmp, ret, NULL, 0);
5453         if (ret < 0) {
5454                 pop_args(ctx);
5455                 goto error;
5456         }
5457         buf = (uint8_t *)ctx->object + arg_data->offset;
5458         /* Output buffer is not necessarily NUL-terminated. */
5459         memcpy(buf, hex_tmp, hexlen);
5460         memset((uint8_t *)buf + hexlen, 0x00, size - hexlen);
5461         if (ctx->objmask)
5462                 memset((uint8_t *)ctx->objmask + arg_data->offset,
5463                                         0xff, hexlen);
5464         /* Save address if requested. */
5465         if (arg_addr->size) {
5466                 memcpy((uint8_t *)ctx->object + arg_addr->offset,
5467                        (void *[]){
5468                         (uint8_t *)ctx->object + arg_data->offset
5469                        },
5470                        arg_addr->size);
5471                 if (ctx->objmask)
5472                         memcpy((uint8_t *)ctx->objmask + arg_addr->offset,
5473                                (void *[]){
5474                                 (uint8_t *)ctx->objmask + arg_data->offset
5475                                },
5476                                arg_addr->size);
5477         }
5478         return len;
5479 error:
5480         push_args(ctx, arg_addr);
5481         push_args(ctx, arg_len);
5482         push_args(ctx, arg_data);
5483         return -1;
5484
5485 }
5486
5487 /**
5488  * Parse a MAC address.
5489  *
5490  * Last argument (ctx->args) is retrieved to determine storage size and
5491  * location.
5492  */
5493 static int
5494 parse_mac_addr(struct context *ctx, const struct token *token,
5495                const char *str, unsigned int len,
5496                void *buf, unsigned int size)
5497 {
5498         const struct arg *arg = pop_args(ctx);
5499         struct rte_ether_addr tmp;
5500         int ret;
5501
5502         (void)token;
5503         /* Argument is expected. */
5504         if (!arg)
5505                 return -1;
5506         size = arg->size;
5507         /* Bit-mask fill is not supported. */
5508         if (arg->mask || size != sizeof(tmp))
5509                 goto error;
5510         /* Only network endian is supported. */
5511         if (!arg->hton)
5512                 goto error;
5513         ret = cmdline_parse_etheraddr(NULL, str, &tmp, size);
5514         if (ret < 0 || (unsigned int)ret != len)
5515                 goto error;
5516         if (!ctx->object)
5517                 return len;
5518         buf = (uint8_t *)ctx->object + arg->offset;
5519         memcpy(buf, &tmp, size);
5520         if (ctx->objmask)
5521                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5522         return len;
5523 error:
5524         push_args(ctx, arg);
5525         return -1;
5526 }
5527
5528 /**
5529  * Parse an IPv4 address.
5530  *
5531  * Last argument (ctx->args) is retrieved to determine storage size and
5532  * location.
5533  */
5534 static int
5535 parse_ipv4_addr(struct context *ctx, const struct token *token,
5536                 const char *str, unsigned int len,
5537                 void *buf, unsigned int size)
5538 {
5539         const struct arg *arg = pop_args(ctx);
5540         char str2[len + 1];
5541         struct in_addr tmp;
5542         int ret;
5543
5544         /* Argument is expected. */
5545         if (!arg)
5546                 return -1;
5547         size = arg->size;
5548         /* Bit-mask fill is not supported. */
5549         if (arg->mask || size != sizeof(tmp))
5550                 goto error;
5551         /* Only network endian is supported. */
5552         if (!arg->hton)
5553                 goto error;
5554         memcpy(str2, str, len);
5555         str2[len] = '\0';
5556         ret = inet_pton(AF_INET, str2, &tmp);
5557         if (ret != 1) {
5558                 /* Attempt integer parsing. */
5559                 push_args(ctx, arg);
5560                 return parse_int(ctx, token, str, len, buf, size);
5561         }
5562         if (!ctx->object)
5563                 return len;
5564         buf = (uint8_t *)ctx->object + arg->offset;
5565         memcpy(buf, &tmp, size);
5566         if (ctx->objmask)
5567                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5568         return len;
5569 error:
5570         push_args(ctx, arg);
5571         return -1;
5572 }
5573
5574 /**
5575  * Parse an IPv6 address.
5576  *
5577  * Last argument (ctx->args) is retrieved to determine storage size and
5578  * location.
5579  */
5580 static int
5581 parse_ipv6_addr(struct context *ctx, const struct token *token,
5582                 const char *str, unsigned int len,
5583                 void *buf, unsigned int size)
5584 {
5585         const struct arg *arg = pop_args(ctx);
5586         char str2[len + 1];
5587         struct in6_addr tmp;
5588         int ret;
5589
5590         (void)token;
5591         /* Argument is expected. */
5592         if (!arg)
5593                 return -1;
5594         size = arg->size;
5595         /* Bit-mask fill is not supported. */
5596         if (arg->mask || size != sizeof(tmp))
5597                 goto error;
5598         /* Only network endian is supported. */
5599         if (!arg->hton)
5600                 goto error;
5601         memcpy(str2, str, len);
5602         str2[len] = '\0';
5603         ret = inet_pton(AF_INET6, str2, &tmp);
5604         if (ret != 1)
5605                 goto error;
5606         if (!ctx->object)
5607                 return len;
5608         buf = (uint8_t *)ctx->object + arg->offset;
5609         memcpy(buf, &tmp, size);
5610         if (ctx->objmask)
5611                 memset((uint8_t *)ctx->objmask + arg->offset, 0xff, size);
5612         return len;
5613 error:
5614         push_args(ctx, arg);
5615         return -1;
5616 }
5617
5618 /** Boolean values (even indices stand for false). */
5619 static const char *const boolean_name[] = {
5620         "0", "1",
5621         "false", "true",
5622         "no", "yes",
5623         "N", "Y",
5624         "off", "on",
5625         NULL,
5626 };
5627
5628 /**
5629  * Parse a boolean value.
5630  *
5631  * Last argument (ctx->args) is retrieved to determine storage size and
5632  * location.
5633  */
5634 static int
5635 parse_boolean(struct context *ctx, const struct token *token,
5636               const char *str, unsigned int len,
5637               void *buf, unsigned int size)
5638 {
5639         const struct arg *arg = pop_args(ctx);
5640         unsigned int i;
5641         int ret;
5642
5643         /* Argument is expected. */
5644         if (!arg)
5645                 return -1;
5646         for (i = 0; boolean_name[i]; ++i)
5647                 if (!strcmp_partial(boolean_name[i], str, len))
5648                         break;
5649         /* Process token as integer. */
5650         if (boolean_name[i])
5651                 str = i & 1 ? "1" : "0";
5652         push_args(ctx, arg);
5653         ret = parse_int(ctx, token, str, strlen(str), buf, size);
5654         return ret > 0 ? (int)len : ret;
5655 }
5656
5657 /** Parse port and update context. */
5658 static int
5659 parse_port(struct context *ctx, const struct token *token,
5660            const char *str, unsigned int len,
5661            void *buf, unsigned int size)
5662 {
5663         struct buffer *out = &(struct buffer){ .port = 0 };
5664         int ret;
5665
5666         if (buf)
5667                 out = buf;
5668         else {
5669                 ctx->objdata = 0;
5670                 ctx->object = out;
5671                 ctx->objmask = NULL;
5672                 size = sizeof(*out);
5673         }
5674         ret = parse_int(ctx, token, str, len, out, size);
5675         if (ret >= 0)
5676                 ctx->port = out->port;
5677         if (!buf)
5678                 ctx->object = NULL;
5679         return ret;
5680 }
5681
5682 /** Parse set command, initialize output buffer for subsequent tokens. */
5683 static int
5684 parse_set_raw_encap_decap(struct context *ctx, const struct token *token,
5685                           const char *str, unsigned int len,
5686                           void *buf, unsigned int size)
5687 {
5688         struct buffer *out = buf;
5689
5690         /* Token name must match. */
5691         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5692                 return -1;
5693         /* Nothing else to do if there is no buffer. */
5694         if (!out)
5695                 return len;
5696         /* Make sure buffer is large enough. */
5697         if (size < sizeof(*out))
5698                 return -1;
5699         ctx->objdata = 0;
5700         ctx->objmask = NULL;
5701         ctx->object = out;
5702         if (!out->command)
5703                 return -1;
5704         out->command = ctx->curr;
5705         return len;
5706 }
5707
5708 /**
5709  * Parse set raw_encap/raw_decap command,
5710  * initialize output buffer for subsequent tokens.
5711  */
5712 static int
5713 parse_set_init(struct context *ctx, const struct token *token,
5714                const char *str, unsigned int len,
5715                void *buf, unsigned int size)
5716 {
5717         struct buffer *out = buf;
5718
5719         /* Token name must match. */
5720         if (parse_default(ctx, token, str, len, NULL, 0) < 0)
5721                 return -1;
5722         /* Nothing else to do if there is no buffer. */
5723         if (!out)
5724                 return len;
5725         /* Make sure buffer is large enough. */
5726         if (size < sizeof(*out))
5727                 return -1;
5728         /* Initialize buffer. */
5729         memset(out, 0x00, sizeof(*out));
5730         memset((uint8_t *)out + sizeof(*out), 0x22, size - sizeof(*out));
5731         ctx->objdata = 0;
5732         ctx->object = out;
5733         ctx->objmask = NULL;
5734         if (!out->command) {
5735                 if (ctx->curr != SET)
5736                         return -1;
5737                 if (sizeof(*out) > size)
5738                         return -1;
5739                 out->command = ctx->curr;
5740                 out->args.vc.data = (uint8_t *)out + size;
5741                 /* All we need is pattern */
5742                 out->args.vc.pattern =
5743                         (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1),
5744                                                sizeof(double));
5745                 ctx->object = out->args.vc.pattern;
5746         }
5747         return len;
5748 }
5749
5750 /** No completion. */
5751 static int
5752 comp_none(struct context *ctx, const struct token *token,
5753           unsigned int ent, char *buf, unsigned int size)
5754 {
5755         (void)ctx;
5756         (void)token;
5757         (void)ent;
5758         (void)buf;
5759         (void)size;
5760         return 0;
5761 }
5762
5763 /** Complete boolean values. */
5764 static int
5765 comp_boolean(struct context *ctx, const struct token *token,
5766              unsigned int ent, char *buf, unsigned int size)
5767 {
5768         unsigned int i;
5769
5770         (void)ctx;
5771         (void)token;
5772         for (i = 0; boolean_name[i]; ++i)
5773                 if (buf && i == ent)
5774                         return strlcpy(buf, boolean_name[i], size);
5775         if (buf)
5776                 return -1;
5777         return i;
5778 }
5779
5780 /** Complete action names. */
5781 static int
5782 comp_action(struct context *ctx, const struct token *token,
5783             unsigned int ent, char *buf, unsigned int size)
5784 {
5785         unsigned int i;
5786
5787         (void)ctx;
5788         (void)token;
5789         for (i = 0; next_action[i]; ++i)
5790                 if (buf && i == ent)
5791                         return strlcpy(buf, token_list[next_action[i]].name,
5792                                        size);
5793         if (buf)
5794                 return -1;
5795         return i;
5796 }
5797
5798 /** Complete available ports. */
5799 static int
5800 comp_port(struct context *ctx, const struct token *token,
5801           unsigned int ent, char *buf, unsigned int size)
5802 {
5803         unsigned int i = 0;
5804         portid_t p;
5805
5806         (void)ctx;
5807         (void)token;
5808         RTE_ETH_FOREACH_DEV(p) {
5809                 if (buf && i == ent)
5810                         return snprintf(buf, size, "%u", p);
5811                 ++i;
5812         }
5813         if (buf)
5814                 return -1;
5815         return i;
5816 }
5817
5818 /** Complete available rule IDs. */
5819 static int
5820 comp_rule_id(struct context *ctx, const struct token *token,
5821              unsigned int ent, char *buf, unsigned int size)
5822 {
5823         unsigned int i = 0;
5824         struct rte_port *port;
5825         struct port_flow *pf;
5826
5827         (void)token;
5828         if (port_id_is_invalid(ctx->port, DISABLED_WARN) ||
5829             ctx->port == (portid_t)RTE_PORT_ALL)
5830                 return -1;
5831         port = &ports[ctx->port];
5832         for (pf = port->flow_list; pf != NULL; pf = pf->next) {
5833                 if (buf && i == ent)
5834                         return snprintf(buf, size, "%u", pf->id);
5835                 ++i;
5836         }
5837         if (buf)
5838                 return -1;
5839         return i;
5840 }
5841
5842 /** Complete type field for RSS action. */
5843 static int
5844 comp_vc_action_rss_type(struct context *ctx, const struct token *token,
5845                         unsigned int ent, char *buf, unsigned int size)
5846 {
5847         unsigned int i;
5848
5849         (void)ctx;
5850         (void)token;
5851         for (i = 0; rss_type_table[i].str; ++i)
5852                 ;
5853         if (!buf)
5854                 return i + 1;
5855         if (ent < i)
5856                 return strlcpy(buf, rss_type_table[ent].str, size);
5857         if (ent == i)
5858                 return snprintf(buf, size, "end");
5859         return -1;
5860 }
5861
5862 /** Complete queue field for RSS action. */
5863 static int
5864 comp_vc_action_rss_queue(struct context *ctx, const struct token *token,
5865                          unsigned int ent, char *buf, unsigned int size)
5866 {
5867         (void)ctx;
5868         (void)token;
5869         if (!buf)
5870                 return nb_rxq + 1;
5871         if (ent < nb_rxq)
5872                 return snprintf(buf, size, "%u", ent);
5873         if (ent == nb_rxq)
5874                 return snprintf(buf, size, "end");
5875         return -1;
5876 }
5877
5878 /** Complete index number for set raw_encap/raw_decap commands. */
5879 static int
5880 comp_set_raw_index(struct context *ctx, const struct token *token,
5881                    unsigned int ent, char *buf, unsigned int size)
5882 {
5883         uint16_t idx = 0;
5884         uint16_t nb = 0;
5885
5886         RTE_SET_USED(ctx);
5887         RTE_SET_USED(token);
5888         for (idx = 0; idx < RAW_ENCAP_CONFS_MAX_NUM; ++idx) {
5889                 if (buf && idx == ent)
5890                         return snprintf(buf, size, "%u", idx);
5891                 ++nb;
5892         }
5893         return nb;
5894 }
5895
5896 /** Internal context. */
5897 static struct context cmd_flow_context;
5898
5899 /** Global parser instance (cmdline API). */
5900 cmdline_parse_inst_t cmd_flow;
5901 cmdline_parse_inst_t cmd_set_raw;
5902
5903 /** Initialize context. */
5904 static void
5905 cmd_flow_context_init(struct context *ctx)
5906 {
5907         /* A full memset() is not necessary. */
5908         ctx->curr = ZERO;
5909         ctx->prev = ZERO;
5910         ctx->next_num = 0;
5911         ctx->args_num = 0;
5912         ctx->eol = 0;
5913         ctx->last = 0;
5914         ctx->port = 0;
5915         ctx->objdata = 0;
5916         ctx->object = NULL;
5917         ctx->objmask = NULL;
5918 }
5919
5920 /** Parse a token (cmdline API). */
5921 static int
5922 cmd_flow_parse(cmdline_parse_token_hdr_t *hdr, const char *src, void *result,
5923                unsigned int size)
5924 {
5925         struct context *ctx = &cmd_flow_context;
5926         const struct token *token;
5927         const enum index *list;
5928         int len;
5929         int i;
5930
5931         (void)hdr;
5932         token = &token_list[ctx->curr];
5933         /* Check argument length. */
5934         ctx->eol = 0;
5935         ctx->last = 1;
5936         for (len = 0; src[len]; ++len)
5937                 if (src[len] == '#' || isspace(src[len]))
5938                         break;
5939         if (!len)
5940                 return -1;
5941         /* Last argument and EOL detection. */
5942         for (i = len; src[i]; ++i)
5943                 if (src[i] == '#' || src[i] == '\r' || src[i] == '\n')
5944                         break;
5945                 else if (!isspace(src[i])) {
5946                         ctx->last = 0;
5947                         break;
5948                 }
5949         for (; src[i]; ++i)
5950                 if (src[i] == '\r' || src[i] == '\n') {
5951                         ctx->eol = 1;
5952                         break;
5953                 }
5954         /* Initialize context if necessary. */
5955         if (!ctx->next_num) {
5956                 if (!token->next)
5957                         return 0;
5958                 ctx->next[ctx->next_num++] = token->next[0];
5959         }
5960         /* Process argument through candidates. */
5961         ctx->prev = ctx->curr;
5962         list = ctx->next[ctx->next_num - 1];
5963         for (i = 0; list[i]; ++i) {
5964                 const struct token *next = &token_list[list[i]];
5965                 int tmp;
5966
5967                 ctx->curr = list[i];
5968                 if (next->call)
5969                         tmp = next->call(ctx, next, src, len, result, size);
5970                 else
5971                         tmp = parse_default(ctx, next, src, len, result, size);
5972                 if (tmp == -1 || tmp != len)
5973                         continue;
5974                 token = next;
5975                 break;
5976         }
5977         if (!list[i])
5978                 return -1;
5979         --ctx->next_num;
5980         /* Push subsequent tokens if any. */
5981         if (token->next)
5982                 for (i = 0; token->next[i]; ++i) {
5983                         if (ctx->next_num == RTE_DIM(ctx->next))
5984                                 return -1;
5985                         ctx->next[ctx->next_num++] = token->next[i];
5986                 }
5987         /* Push arguments if any. */
5988         if (token->args)
5989                 for (i = 0; token->args[i]; ++i) {
5990                         if (ctx->args_num == RTE_DIM(ctx->args))
5991                                 return -1;
5992                         ctx->args[ctx->args_num++] = token->args[i];
5993                 }
5994         return len;
5995 }
5996
5997 /** Return number of completion entries (cmdline API). */
5998 static int
5999 cmd_flow_complete_get_nb(cmdline_parse_token_hdr_t *hdr)
6000 {
6001         struct context *ctx = &cmd_flow_context;
6002         const struct token *token = &token_list[ctx->curr];
6003         const enum index *list;
6004         int i;
6005
6006         (void)hdr;
6007         /* Count number of tokens in current list. */
6008         if (ctx->next_num)
6009                 list = ctx->next[ctx->next_num - 1];
6010         else
6011                 list = token->next[0];
6012         for (i = 0; list[i]; ++i)
6013                 ;
6014         if (!i)
6015                 return 0;
6016         /*
6017          * If there is a single token, use its completion callback, otherwise
6018          * return the number of entries.
6019          */
6020         token = &token_list[list[0]];
6021         if (i == 1 && token->comp) {
6022                 /* Save index for cmd_flow_get_help(). */
6023                 ctx->prev = list[0];
6024                 return token->comp(ctx, token, 0, NULL, 0);
6025         }
6026         return i;
6027 }
6028
6029 /** Return a completion entry (cmdline API). */
6030 static int
6031 cmd_flow_complete_get_elt(cmdline_parse_token_hdr_t *hdr, int index,
6032                           char *dst, unsigned int size)
6033 {
6034         struct context *ctx = &cmd_flow_context;
6035         const struct token *token = &token_list[ctx->curr];
6036         const enum index *list;
6037         int i;
6038
6039         (void)hdr;
6040         /* Count number of tokens in current list. */
6041         if (ctx->next_num)
6042                 list = ctx->next[ctx->next_num - 1];
6043         else
6044                 list = token->next[0];
6045         for (i = 0; list[i]; ++i)
6046                 ;
6047         if (!i)
6048                 return -1;
6049         /* If there is a single token, use its completion callback. */
6050         token = &token_list[list[0]];
6051         if (i == 1 && token->comp) {
6052                 /* Save index for cmd_flow_get_help(). */
6053                 ctx->prev = list[0];
6054                 return token->comp(ctx, token, index, dst, size) < 0 ? -1 : 0;
6055         }
6056         /* Otherwise make sure the index is valid and use defaults. */
6057         if (index >= i)
6058                 return -1;
6059         token = &token_list[list[index]];
6060         strlcpy(dst, token->name, size);
6061         /* Save index for cmd_flow_get_help(). */
6062         ctx->prev = list[index];
6063         return 0;
6064 }
6065
6066 /** Populate help strings for current token (cmdline API). */
6067 static int
6068 cmd_flow_get_help(cmdline_parse_token_hdr_t *hdr, char *dst, unsigned int size)
6069 {
6070         struct context *ctx = &cmd_flow_context;
6071         const struct token *token = &token_list[ctx->prev];
6072
6073         (void)hdr;
6074         if (!size)
6075                 return -1;
6076         /* Set token type and update global help with details. */
6077         strlcpy(dst, (token->type ? token->type : "TOKEN"), size);
6078         if (token->help)
6079                 cmd_flow.help_str = token->help;
6080         else
6081                 cmd_flow.help_str = token->name;
6082         return 0;
6083 }
6084
6085 /** Token definition template (cmdline API). */
6086 static struct cmdline_token_hdr cmd_flow_token_hdr = {
6087         .ops = &(struct cmdline_token_ops){
6088                 .parse = cmd_flow_parse,
6089                 .complete_get_nb = cmd_flow_complete_get_nb,
6090                 .complete_get_elt = cmd_flow_complete_get_elt,
6091                 .get_help = cmd_flow_get_help,
6092         },
6093         .offset = 0,
6094 };
6095
6096 /** Populate the next dynamic token. */
6097 static void
6098 cmd_flow_tok(cmdline_parse_token_hdr_t **hdr,
6099              cmdline_parse_token_hdr_t **hdr_inst)
6100 {
6101         struct context *ctx = &cmd_flow_context;
6102
6103         /* Always reinitialize context before requesting the first token. */
6104         if (!(hdr_inst - cmd_flow.tokens))
6105                 cmd_flow_context_init(ctx);
6106         /* Return NULL when no more tokens are expected. */
6107         if (!ctx->next_num && ctx->curr) {
6108                 *hdr = NULL;
6109                 return;
6110         }
6111         /* Determine if command should end here. */
6112         if (ctx->eol && ctx->last && ctx->next_num) {
6113                 const enum index *list = ctx->next[ctx->next_num - 1];
6114                 int i;
6115
6116                 for (i = 0; list[i]; ++i) {
6117                         if (list[i] != END)
6118                                 continue;
6119                         *hdr = NULL;
6120                         return;
6121                 }
6122         }
6123         *hdr = &cmd_flow_token_hdr;
6124 }
6125
6126 /** Dispatch parsed buffer to function calls. */
6127 static void
6128 cmd_flow_parsed(const struct buffer *in)
6129 {
6130         switch (in->command) {
6131         case VALIDATE:
6132                 port_flow_validate(in->port, &in->args.vc.attr,
6133                                    in->args.vc.pattern, in->args.vc.actions);
6134                 break;
6135         case CREATE:
6136                 port_flow_create(in->port, &in->args.vc.attr,
6137                                  in->args.vc.pattern, in->args.vc.actions);
6138                 break;
6139         case DESTROY:
6140                 port_flow_destroy(in->port, in->args.destroy.rule_n,
6141                                   in->args.destroy.rule);
6142                 break;
6143         case FLUSH:
6144                 port_flow_flush(in->port);
6145                 break;
6146         case QUERY:
6147                 port_flow_query(in->port, in->args.query.rule,
6148                                 &in->args.query.action);
6149                 break;
6150         case LIST:
6151                 port_flow_list(in->port, in->args.list.group_n,
6152                                in->args.list.group);
6153                 break;
6154         case ISOLATE:
6155                 port_flow_isolate(in->port, in->args.isolate.set);
6156                 break;
6157         default:
6158                 break;
6159         }
6160 }
6161
6162 /** Token generator and output processing callback (cmdline API). */
6163 static void
6164 cmd_flow_cb(void *arg0, struct cmdline *cl, void *arg2)
6165 {
6166         if (cl == NULL)
6167                 cmd_flow_tok(arg0, arg2);
6168         else
6169                 cmd_flow_parsed(arg0);
6170 }
6171
6172 /** Global parser instance (cmdline API). */
6173 cmdline_parse_inst_t cmd_flow = {
6174         .f = cmd_flow_cb,
6175         .data = NULL, /**< Unused. */
6176         .help_str = NULL, /**< Updated by cmd_flow_get_help(). */
6177         .tokens = {
6178                 NULL,
6179         }, /**< Tokens are returned by cmd_flow_tok(). */
6180 };
6181
6182 /** set cmd facility. Reuse cmd flow's infrastructure as much as possible. */
6183
6184 static void
6185 update_fields(uint8_t *buf, struct rte_flow_item *item, uint16_t next_proto)
6186 {
6187         struct rte_flow_item_ipv4 *ipv4;
6188         struct rte_flow_item_eth *eth;
6189         struct rte_flow_item_ipv6 *ipv6;
6190         struct rte_flow_item_vxlan *vxlan;
6191         struct rte_flow_item_vxlan_gpe *gpe;
6192         struct rte_flow_item_nvgre *nvgre;
6193         uint32_t ipv6_vtc_flow;
6194
6195         switch (item->type) {
6196         case RTE_FLOW_ITEM_TYPE_ETH:
6197                 eth = (struct rte_flow_item_eth *)buf;
6198                 if (next_proto)
6199                         eth->type = rte_cpu_to_be_16(next_proto);
6200                 break;
6201         case RTE_FLOW_ITEM_TYPE_IPV4:
6202                 ipv4 = (struct rte_flow_item_ipv4 *)buf;
6203                 ipv4->hdr.version_ihl = 0x45;
6204                 if (next_proto && ipv4->hdr.next_proto_id == 0)
6205                         ipv4->hdr.next_proto_id = (uint8_t)next_proto;
6206                 break;
6207         case RTE_FLOW_ITEM_TYPE_IPV6:
6208                 ipv6 = (struct rte_flow_item_ipv6 *)buf;
6209                 if (next_proto && ipv6->hdr.proto == 0)
6210                         ipv6->hdr.proto = (uint8_t)next_proto;
6211                 ipv6_vtc_flow = rte_be_to_cpu_32(ipv6->hdr.vtc_flow);
6212                 ipv6_vtc_flow &= 0x0FFFFFFF; /*< reset version bits. */
6213                 ipv6_vtc_flow |= 0x60000000; /*< set ipv6 version. */
6214                 ipv6->hdr.vtc_flow = rte_cpu_to_be_32(ipv6_vtc_flow);
6215                 break;
6216         case RTE_FLOW_ITEM_TYPE_VXLAN:
6217                 vxlan = (struct rte_flow_item_vxlan *)buf;
6218                 vxlan->flags = 0x08;
6219                 break;
6220         case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6221                 gpe = (struct rte_flow_item_vxlan_gpe *)buf;
6222                 gpe->flags = 0x0C;
6223                 break;
6224         case RTE_FLOW_ITEM_TYPE_NVGRE:
6225                 nvgre = (struct rte_flow_item_nvgre *)buf;
6226                 nvgre->protocol = rte_cpu_to_be_16(0x6558);
6227                 nvgre->c_k_s_rsvd0_ver = rte_cpu_to_be_16(0x2000);
6228                 break;
6229         default:
6230                 break;
6231         }
6232 }
6233
6234 /** Helper of get item's default mask. */
6235 static const void *
6236 flow_item_default_mask(const struct rte_flow_item *item)
6237 {
6238         const void *mask = NULL;
6239         static rte_be32_t gre_key_default_mask = RTE_BE32(UINT32_MAX);
6240
6241         switch (item->type) {
6242         case RTE_FLOW_ITEM_TYPE_ANY:
6243                 mask = &rte_flow_item_any_mask;
6244                 break;
6245         case RTE_FLOW_ITEM_TYPE_VF:
6246                 mask = &rte_flow_item_vf_mask;
6247                 break;
6248         case RTE_FLOW_ITEM_TYPE_PORT_ID:
6249                 mask = &rte_flow_item_port_id_mask;
6250                 break;
6251         case RTE_FLOW_ITEM_TYPE_RAW:
6252                 mask = &rte_flow_item_raw_mask;
6253                 break;
6254         case RTE_FLOW_ITEM_TYPE_ETH:
6255                 mask = &rte_flow_item_eth_mask;
6256                 break;
6257         case RTE_FLOW_ITEM_TYPE_VLAN:
6258                 mask = &rte_flow_item_vlan_mask;
6259                 break;
6260         case RTE_FLOW_ITEM_TYPE_IPV4:
6261                 mask = &rte_flow_item_ipv4_mask;
6262                 break;
6263         case RTE_FLOW_ITEM_TYPE_IPV6:
6264                 mask = &rte_flow_item_ipv6_mask;
6265                 break;
6266         case RTE_FLOW_ITEM_TYPE_ICMP:
6267                 mask = &rte_flow_item_icmp_mask;
6268                 break;
6269         case RTE_FLOW_ITEM_TYPE_UDP:
6270                 mask = &rte_flow_item_udp_mask;
6271                 break;
6272         case RTE_FLOW_ITEM_TYPE_TCP:
6273                 mask = &rte_flow_item_tcp_mask;
6274                 break;
6275         case RTE_FLOW_ITEM_TYPE_SCTP:
6276                 mask = &rte_flow_item_sctp_mask;
6277                 break;
6278         case RTE_FLOW_ITEM_TYPE_VXLAN:
6279                 mask = &rte_flow_item_vxlan_mask;
6280                 break;
6281         case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6282                 mask = &rte_flow_item_vxlan_gpe_mask;
6283                 break;
6284         case RTE_FLOW_ITEM_TYPE_E_TAG:
6285                 mask = &rte_flow_item_e_tag_mask;
6286                 break;
6287         case RTE_FLOW_ITEM_TYPE_NVGRE:
6288                 mask = &rte_flow_item_nvgre_mask;
6289                 break;
6290         case RTE_FLOW_ITEM_TYPE_MPLS:
6291                 mask = &rte_flow_item_mpls_mask;
6292                 break;
6293         case RTE_FLOW_ITEM_TYPE_GRE:
6294                 mask = &rte_flow_item_gre_mask;
6295                 break;
6296         case RTE_FLOW_ITEM_TYPE_GRE_KEY:
6297                 mask = &gre_key_default_mask;
6298                 break;
6299         case RTE_FLOW_ITEM_TYPE_META:
6300                 mask = &rte_flow_item_meta_mask;
6301                 break;
6302         case RTE_FLOW_ITEM_TYPE_FUZZY:
6303                 mask = &rte_flow_item_fuzzy_mask;
6304                 break;
6305         case RTE_FLOW_ITEM_TYPE_GTP:
6306                 mask = &rte_flow_item_gtp_mask;
6307                 break;
6308         case RTE_FLOW_ITEM_TYPE_ESP:
6309                 mask = &rte_flow_item_esp_mask;
6310                 break;
6311         case RTE_FLOW_ITEM_TYPE_GTP_PSC:
6312                 mask = &rte_flow_item_gtp_psc_mask;
6313                 break;
6314         case RTE_FLOW_ITEM_TYPE_GENEVE:
6315                 mask = &rte_flow_item_geneve_mask;
6316                 break;
6317         case RTE_FLOW_ITEM_TYPE_PPPOE_PROTO_ID:
6318                 mask = &rte_flow_item_pppoe_proto_id_mask;
6319                 break;
6320         case RTE_FLOW_ITEM_TYPE_L2TPV3OIP:
6321                 mask = &rte_flow_item_l2tpv3oip_mask;
6322                 break;
6323         default:
6324                 break;
6325         }
6326         return mask;
6327 }
6328
6329
6330
6331 /** Dispatch parsed buffer to function calls. */
6332 static void
6333 cmd_set_raw_parsed(const struct buffer *in)
6334 {
6335         uint32_t n = in->args.vc.pattern_n;
6336         int i = 0;
6337         struct rte_flow_item *item = NULL;
6338         size_t size = 0;
6339         uint8_t *data = NULL;
6340         uint8_t *data_tail = NULL;
6341         size_t *total_size = NULL;
6342         uint16_t upper_layer = 0;
6343         uint16_t proto = 0;
6344         uint16_t idx = in->port; /* We borrow port field as index */
6345
6346         RTE_ASSERT(in->command == SET_RAW_ENCAP ||
6347                    in->command == SET_RAW_DECAP);
6348         if (in->command == SET_RAW_ENCAP) {
6349                 total_size = &raw_encap_confs[idx].size;
6350                 data = (uint8_t *)&raw_encap_confs[idx].data;
6351         } else {
6352                 total_size = &raw_decap_confs[idx].size;
6353                 data = (uint8_t *)&raw_decap_confs[idx].data;
6354         }
6355         *total_size = 0;
6356         memset(data, 0x00, ACTION_RAW_ENCAP_MAX_DATA);
6357         /* process hdr from upper layer to low layer (L3/L4 -> L2). */
6358         data_tail = data + ACTION_RAW_ENCAP_MAX_DATA;
6359         for (i = n - 1 ; i >= 0; --i) {
6360                 item = in->args.vc.pattern + i;
6361                 if (item->spec == NULL)
6362                         item->spec = flow_item_default_mask(item);
6363                 switch (item->type) {
6364                 case RTE_FLOW_ITEM_TYPE_ETH:
6365                         size = sizeof(struct rte_flow_item_eth);
6366                         break;
6367                 case RTE_FLOW_ITEM_TYPE_VLAN:
6368                         size = sizeof(struct rte_flow_item_vlan);
6369                         proto = RTE_ETHER_TYPE_VLAN;
6370                         break;
6371                 case RTE_FLOW_ITEM_TYPE_IPV4:
6372                         size = sizeof(struct rte_flow_item_ipv4);
6373                         proto = RTE_ETHER_TYPE_IPV4;
6374                         break;
6375                 case RTE_FLOW_ITEM_TYPE_IPV6:
6376                         size = sizeof(struct rte_flow_item_ipv6);
6377                         proto = RTE_ETHER_TYPE_IPV6;
6378                         break;
6379                 case RTE_FLOW_ITEM_TYPE_UDP:
6380                         size = sizeof(struct rte_flow_item_udp);
6381                         proto = 0x11;
6382                         break;
6383                 case RTE_FLOW_ITEM_TYPE_TCP:
6384                         size = sizeof(struct rte_flow_item_tcp);
6385                         proto = 0x06;
6386                         break;
6387                 case RTE_FLOW_ITEM_TYPE_VXLAN:
6388                         size = sizeof(struct rte_flow_item_vxlan);
6389                         break;
6390                 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
6391                         size = sizeof(struct rte_flow_item_vxlan_gpe);
6392                         break;
6393                 case RTE_FLOW_ITEM_TYPE_GRE:
6394                         size = sizeof(struct rte_flow_item_gre);
6395                         proto = 0x2F;
6396                         break;
6397                 case RTE_FLOW_ITEM_TYPE_GRE_KEY:
6398                         size = sizeof(rte_be32_t);
6399                         proto = 0x0;
6400                         break;
6401                 case RTE_FLOW_ITEM_TYPE_MPLS:
6402                         size = sizeof(struct rte_flow_item_mpls);
6403                         proto = 0x0;
6404                         break;
6405                 case RTE_FLOW_ITEM_TYPE_NVGRE:
6406                         size = sizeof(struct rte_flow_item_nvgre);
6407                         proto = 0x2F;
6408                         break;
6409                 case RTE_FLOW_ITEM_TYPE_GENEVE:
6410                         size = sizeof(struct rte_flow_item_geneve);
6411                         break;
6412                 case RTE_FLOW_ITEM_TYPE_L2TPV3OIP:
6413                         size = sizeof(struct rte_flow_item_l2tpv3oip);
6414                         proto = 0x73;
6415                         break;
6416                 default:
6417                         printf("Error - Not supported item\n");
6418                         *total_size = 0;
6419                         memset(data, 0x00, ACTION_RAW_ENCAP_MAX_DATA);
6420                         return;
6421                 }
6422                 *total_size += size;
6423                 rte_memcpy(data_tail - (*total_size), item->spec, size);
6424                 /* update some fields which cannot be set by cmdline */
6425                 update_fields((data_tail - (*total_size)), item,
6426                               upper_layer);
6427                 upper_layer = proto;
6428         }
6429         if (verbose_level & 0x1)
6430                 printf("total data size is %zu\n", (*total_size));
6431         RTE_ASSERT((*total_size) <= ACTION_RAW_ENCAP_MAX_DATA);
6432         memmove(data, (data_tail - (*total_size)), *total_size);
6433 }
6434
6435 /** Populate help strings for current token (cmdline API). */
6436 static int
6437 cmd_set_raw_get_help(cmdline_parse_token_hdr_t *hdr, char *dst,
6438                      unsigned int size)
6439 {
6440         struct context *ctx = &cmd_flow_context;
6441         const struct token *token = &token_list[ctx->prev];
6442
6443         (void)hdr;
6444         if (!size)
6445                 return -1;
6446         /* Set token type and update global help with details. */
6447         snprintf(dst, size, "%s", (token->type ? token->type : "TOKEN"));
6448         if (token->help)
6449                 cmd_set_raw.help_str = token->help;
6450         else
6451                 cmd_set_raw.help_str = token->name;
6452         return 0;
6453 }
6454
6455 /** Token definition template (cmdline API). */
6456 static struct cmdline_token_hdr cmd_set_raw_token_hdr = {
6457         .ops = &(struct cmdline_token_ops){
6458                 .parse = cmd_flow_parse,
6459                 .complete_get_nb = cmd_flow_complete_get_nb,
6460                 .complete_get_elt = cmd_flow_complete_get_elt,
6461                 .get_help = cmd_set_raw_get_help,
6462         },
6463         .offset = 0,
6464 };
6465
6466 /** Populate the next dynamic token. */
6467 static void
6468 cmd_set_raw_tok(cmdline_parse_token_hdr_t **hdr,
6469              cmdline_parse_token_hdr_t **hdr_inst)
6470 {
6471         struct context *ctx = &cmd_flow_context;
6472
6473         /* Always reinitialize context before requesting the first token. */
6474         if (!(hdr_inst - cmd_set_raw.tokens)) {
6475                 cmd_flow_context_init(ctx);
6476                 ctx->curr = START_SET;
6477         }
6478         /* Return NULL when no more tokens are expected. */
6479         if (!ctx->next_num && (ctx->curr != START_SET)) {
6480                 *hdr = NULL;
6481                 return;
6482         }
6483         /* Determine if command should end here. */
6484         if (ctx->eol && ctx->last && ctx->next_num) {
6485                 const enum index *list = ctx->next[ctx->next_num - 1];
6486                 int i;
6487
6488                 for (i = 0; list[i]; ++i) {
6489                         if (list[i] != END)
6490                                 continue;
6491                         *hdr = NULL;
6492                         return;
6493                 }
6494         }
6495         *hdr = &cmd_set_raw_token_hdr;
6496 }
6497
6498 /** Token generator and output processing callback (cmdline API). */
6499 static void
6500 cmd_set_raw_cb(void *arg0, struct cmdline *cl, void *arg2)
6501 {
6502         if (cl == NULL)
6503                 cmd_set_raw_tok(arg0, arg2);
6504         else
6505                 cmd_set_raw_parsed(arg0);
6506 }
6507
6508 /** Global parser instance (cmdline API). */
6509 cmdline_parse_inst_t cmd_set_raw = {
6510         .f = cmd_set_raw_cb,
6511         .data = NULL, /**< Unused. */
6512         .help_str = NULL, /**< Updated by cmd_flow_get_help(). */
6513         .tokens = {
6514                 NULL,
6515         }, /**< Tokens are returned by cmd_flow_tok(). */
6516 };
6517
6518 /* *** display raw_encap/raw_decap buf */
6519 struct cmd_show_set_raw_result {
6520         cmdline_fixed_string_t cmd_show;
6521         cmdline_fixed_string_t cmd_what;
6522         cmdline_fixed_string_t cmd_all;
6523         uint16_t cmd_index;
6524 };
6525
6526 static void
6527 cmd_show_set_raw_parsed(void *parsed_result, struct cmdline *cl, void *data)
6528 {
6529         struct cmd_show_set_raw_result *res = parsed_result;
6530         uint16_t index = res->cmd_index;
6531         uint8_t all = 0;
6532         uint8_t *raw_data = NULL;
6533         size_t raw_size = 0;
6534         char title[16] = {0};
6535
6536         RTE_SET_USED(cl);
6537         RTE_SET_USED(data);
6538         if (!strcmp(res->cmd_all, "all")) {
6539                 all = 1;
6540                 index = 0;
6541         } else if (index >= RAW_ENCAP_CONFS_MAX_NUM) {
6542                 printf("index should be 0-%u\n", RAW_ENCAP_CONFS_MAX_NUM - 1);
6543                 return;
6544         }
6545         do {
6546                 if (!strcmp(res->cmd_what, "raw_encap")) {
6547                         raw_data = (uint8_t *)&raw_encap_confs[index].data;
6548                         raw_size = raw_encap_confs[index].size;
6549                         snprintf(title, 16, "\nindex: %u", index);
6550                         rte_hexdump(stdout, title, raw_data, raw_size);
6551                 } else {
6552                         raw_data = (uint8_t *)&raw_decap_confs[index].data;
6553                         raw_size = raw_decap_confs[index].size;
6554                         snprintf(title, 16, "\nindex: %u", index);
6555                         rte_hexdump(stdout, title, raw_data, raw_size);
6556                 }
6557         } while (all && ++index < RAW_ENCAP_CONFS_MAX_NUM);
6558 }
6559
6560 cmdline_parse_token_string_t cmd_show_set_raw_cmd_show =
6561         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6562                         cmd_show, "show");
6563 cmdline_parse_token_string_t cmd_show_set_raw_cmd_what =
6564         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6565                         cmd_what, "raw_encap#raw_decap");
6566 cmdline_parse_token_num_t cmd_show_set_raw_cmd_index =
6567         TOKEN_NUM_INITIALIZER(struct cmd_show_set_raw_result,
6568                         cmd_index, UINT16);
6569 cmdline_parse_token_string_t cmd_show_set_raw_cmd_all =
6570         TOKEN_STRING_INITIALIZER(struct cmd_show_set_raw_result,
6571                         cmd_all, "all");
6572 cmdline_parse_inst_t cmd_show_set_raw = {
6573         .f = cmd_show_set_raw_parsed,
6574         .data = NULL,
6575         .help_str = "show <raw_encap|raw_decap> <index>",
6576         .tokens = {
6577                 (void *)&cmd_show_set_raw_cmd_show,
6578                 (void *)&cmd_show_set_raw_cmd_what,
6579                 (void *)&cmd_show_set_raw_cmd_index,
6580                 NULL,
6581         },
6582 };
6583 cmdline_parse_inst_t cmd_show_set_raw_all = {
6584         .f = cmd_show_set_raw_parsed,
6585         .data = NULL,
6586         .help_str = "show <raw_encap|raw_decap> all",
6587         .tokens = {
6588                 (void *)&cmd_show_set_raw_cmd_show,
6589                 (void *)&cmd_show_set_raw_cmd_what,
6590                 (void *)&cmd_show_set_raw_cmd_all,
6591                 NULL,
6592         },
6593 };