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