1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2016-2017 Intel Corporation 3 */ 4 #include <sys/types.h> 5 #include <netinet/in.h> 6 #include <netinet/ip.h> 7 8 #include <rte_branch_prediction.h> 9 #include <rte_log.h> 10 #include <rte_crypto.h> 11 #include <rte_security.h> 12 #include <rte_cryptodev.h> 13 #include <rte_ethdev.h> 14 #include <rte_mbuf.h> 15 #include <rte_hash.h> 16 17 #include "ipsec.h" 18 #include "esp.h" 19 20 static inline void 21 set_ipsec_conf(struct ipsec_sa *sa, struct rte_security_ipsec_xform *ipsec) 22 { 23 if (ipsec->mode == RTE_SECURITY_IPSEC_SA_MODE_TUNNEL) { 24 struct rte_security_ipsec_tunnel_param *tunnel = 25 &ipsec->tunnel; 26 if (IS_IP4_TUNNEL(sa->flags)) { 27 tunnel->type = 28 RTE_SECURITY_IPSEC_TUNNEL_IPV4; 29 tunnel->ipv4.ttl = IPDEFTTL; 30 31 memcpy((uint8_t *)&tunnel->ipv4.src_ip, 32 (uint8_t *)&sa->src.ip.ip4, 4); 33 34 memcpy((uint8_t *)&tunnel->ipv4.dst_ip, 35 (uint8_t *)&sa->dst.ip.ip4, 4); 36 } else if (IS_IP6_TUNNEL(sa->flags)) { 37 tunnel->type = 38 RTE_SECURITY_IPSEC_TUNNEL_IPV6; 39 tunnel->ipv6.hlimit = IPDEFTTL; 40 tunnel->ipv6.dscp = 0; 41 tunnel->ipv6.flabel = 0; 42 43 memcpy((uint8_t *)&tunnel->ipv6.src_addr, 44 (uint8_t *)&sa->src.ip.ip6.ip6_b, 16); 45 46 memcpy((uint8_t *)&tunnel->ipv6.dst_addr, 47 (uint8_t *)&sa->dst.ip.ip6.ip6_b, 16); 48 } 49 /* TODO support for Transport */ 50 } 51 ipsec->esn_soft_limit = IPSEC_OFFLOAD_ESN_SOFTLIMIT; 52 } 53 54 int 55 create_lookaside_session(struct ipsec_ctx *ipsec_ctx, struct ipsec_sa *sa) 56 { 57 struct rte_cryptodev_info cdev_info; 58 unsigned long cdev_id_qp = 0; 59 int32_t ret = 0; 60 struct cdev_key key = { 0 }; 61 62 key.lcore_id = (uint8_t)rte_lcore_id(); 63 64 key.cipher_algo = (uint8_t)sa->cipher_algo; 65 key.auth_algo = (uint8_t)sa->auth_algo; 66 key.aead_algo = (uint8_t)sa->aead_algo; 67 68 ret = rte_hash_lookup_data(ipsec_ctx->cdev_map, &key, 69 (void **)&cdev_id_qp); 70 if (ret < 0) { 71 RTE_LOG(ERR, IPSEC, 72 "No cryptodev: core %u, cipher_algo %u, " 73 "auth_algo %u, aead_algo %u\n", 74 key.lcore_id, 75 key.cipher_algo, 76 key.auth_algo, 77 key.aead_algo); 78 return -1; 79 } 80 81 RTE_LOG_DP(DEBUG, IPSEC, "Create session for SA spi %u on cryptodev " 82 "%u qp %u\n", sa->spi, 83 ipsec_ctx->tbl[cdev_id_qp].id, 84 ipsec_ctx->tbl[cdev_id_qp].qp); 85 86 if (sa->type != RTE_SECURITY_ACTION_TYPE_NONE) { 87 struct rte_security_session_conf sess_conf = { 88 .action_type = sa->type, 89 .protocol = RTE_SECURITY_PROTOCOL_IPSEC, 90 {.ipsec = { 91 .spi = sa->spi, 92 .salt = sa->salt, 93 .options = { 0 }, 94 .direction = sa->direction, 95 .proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP, 96 .mode = (IS_TUNNEL(sa->flags)) ? 97 RTE_SECURITY_IPSEC_SA_MODE_TUNNEL : 98 RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT, 99 } }, 100 .crypto_xform = sa->xforms, 101 .userdata = NULL, 102 103 }; 104 105 if (sa->type == RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL) { 106 struct rte_security_ctx *ctx = (struct rte_security_ctx *) 107 rte_cryptodev_get_sec_ctx( 108 ipsec_ctx->tbl[cdev_id_qp].id); 109 110 /* Set IPsec parameters in conf */ 111 set_ipsec_conf(sa, &(sess_conf.ipsec)); 112 113 sa->sec_session = rte_security_session_create(ctx, 114 &sess_conf, ipsec_ctx->session_priv_pool); 115 if (sa->sec_session == NULL) { 116 RTE_LOG(ERR, IPSEC, 117 "SEC Session init failed: err: %d\n", ret); 118 return -1; 119 } 120 } else { 121 RTE_LOG(ERR, IPSEC, "Inline not supported\n"); 122 return -1; 123 } 124 } else { 125 sa->crypto_session = rte_cryptodev_sym_session_create( 126 ipsec_ctx->session_pool); 127 rte_cryptodev_sym_session_init(ipsec_ctx->tbl[cdev_id_qp].id, 128 sa->crypto_session, sa->xforms, 129 ipsec_ctx->session_priv_pool); 130 131 rte_cryptodev_info_get(ipsec_ctx->tbl[cdev_id_qp].id, 132 &cdev_info); 133 } 134 135 sa->cdev_id_qp = cdev_id_qp; 136 137 return 0; 138 } 139 140 int 141 create_inline_session(struct socket_ctx *skt_ctx, struct ipsec_sa *sa) 142 { 143 int32_t ret = 0; 144 struct rte_security_ctx *sec_ctx; 145 struct rte_security_session_conf sess_conf = { 146 .action_type = sa->type, 147 .protocol = RTE_SECURITY_PROTOCOL_IPSEC, 148 {.ipsec = { 149 .spi = sa->spi, 150 .salt = sa->salt, 151 .options = { 0 }, 152 .direction = sa->direction, 153 .proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP, 154 .mode = (sa->flags == IP4_TUNNEL || 155 sa->flags == IP6_TUNNEL) ? 156 RTE_SECURITY_IPSEC_SA_MODE_TUNNEL : 157 RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT, 158 } }, 159 .crypto_xform = sa->xforms, 160 .userdata = NULL, 161 }; 162 163 RTE_LOG_DP(DEBUG, IPSEC, "Create session for SA spi %u on port %u\n", 164 sa->spi, sa->portid); 165 166 if (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO) { 167 struct rte_flow_error err; 168 const struct rte_security_capability *sec_cap; 169 int ret = 0; 170 171 sec_ctx = (struct rte_security_ctx *) 172 rte_eth_dev_get_sec_ctx( 173 sa->portid); 174 if (sec_ctx == NULL) { 175 RTE_LOG(ERR, IPSEC, 176 " rte_eth_dev_get_sec_ctx failed\n"); 177 return -1; 178 } 179 180 sa->sec_session = rte_security_session_create(sec_ctx, 181 &sess_conf, skt_ctx->session_pool); 182 if (sa->sec_session == NULL) { 183 RTE_LOG(ERR, IPSEC, 184 "SEC Session init failed: err: %d\n", ret); 185 return -1; 186 } 187 188 sec_cap = rte_security_capabilities_get(sec_ctx); 189 190 /* iterate until ESP tunnel*/ 191 while (sec_cap->action != RTE_SECURITY_ACTION_TYPE_NONE) { 192 if (sec_cap->action == sa->type && 193 sec_cap->protocol == 194 RTE_SECURITY_PROTOCOL_IPSEC && 195 sec_cap->ipsec.mode == 196 RTE_SECURITY_IPSEC_SA_MODE_TUNNEL && 197 sec_cap->ipsec.direction == sa->direction) 198 break; 199 sec_cap++; 200 } 201 202 if (sec_cap->action == RTE_SECURITY_ACTION_TYPE_NONE) { 203 RTE_LOG(ERR, IPSEC, 204 "No suitable security capability found\n"); 205 return -1; 206 } 207 208 sa->ol_flags = sec_cap->ol_flags; 209 sa->security_ctx = sec_ctx; 210 sa->pattern[0].type = RTE_FLOW_ITEM_TYPE_ETH; 211 212 if (IS_IP6(sa->flags)) { 213 sa->pattern[1].mask = &rte_flow_item_ipv6_mask; 214 sa->pattern[1].type = RTE_FLOW_ITEM_TYPE_IPV6; 215 sa->pattern[1].spec = &sa->ipv6_spec; 216 217 memcpy(sa->ipv6_spec.hdr.dst_addr, 218 sa->dst.ip.ip6.ip6_b, 16); 219 memcpy(sa->ipv6_spec.hdr.src_addr, 220 sa->src.ip.ip6.ip6_b, 16); 221 } else if (IS_IP4(sa->flags)) { 222 sa->pattern[1].mask = &rte_flow_item_ipv4_mask; 223 sa->pattern[1].type = RTE_FLOW_ITEM_TYPE_IPV4; 224 sa->pattern[1].spec = &sa->ipv4_spec; 225 226 sa->ipv4_spec.hdr.dst_addr = sa->dst.ip.ip4; 227 sa->ipv4_spec.hdr.src_addr = sa->src.ip.ip4; 228 } 229 230 sa->pattern[2].type = RTE_FLOW_ITEM_TYPE_ESP; 231 sa->pattern[2].spec = &sa->esp_spec; 232 sa->pattern[2].mask = &rte_flow_item_esp_mask; 233 sa->esp_spec.hdr.spi = rte_cpu_to_be_32(sa->spi); 234 235 sa->pattern[3].type = RTE_FLOW_ITEM_TYPE_END; 236 237 sa->action[0].type = RTE_FLOW_ACTION_TYPE_SECURITY; 238 sa->action[0].conf = sa->sec_session; 239 240 sa->action[1].type = RTE_FLOW_ACTION_TYPE_END; 241 242 sa->attr.egress = (sa->direction == 243 RTE_SECURITY_IPSEC_SA_DIR_EGRESS); 244 sa->attr.ingress = (sa->direction == 245 RTE_SECURITY_IPSEC_SA_DIR_INGRESS); 246 if (sa->attr.ingress) { 247 uint8_t rss_key[40]; 248 struct rte_eth_rss_conf rss_conf = { 249 .rss_key = rss_key, 250 .rss_key_len = 40, 251 }; 252 struct rte_eth_dev_info dev_info; 253 uint16_t queue[RTE_MAX_QUEUES_PER_PORT]; 254 struct rte_flow_action_rss action_rss; 255 unsigned int i; 256 unsigned int j; 257 258 ret = rte_eth_dev_info_get(sa->portid, &dev_info); 259 if (ret != 0) { 260 RTE_LOG(ERR, IPSEC, 261 "Error during getting device (port %u) info: %s\n", 262 sa->portid, strerror(-ret)); 263 return ret; 264 } 265 266 sa->action[2].type = RTE_FLOW_ACTION_TYPE_END; 267 /* Try RSS. */ 268 sa->action[1].type = RTE_FLOW_ACTION_TYPE_RSS; 269 sa->action[1].conf = &action_rss; 270 ret = rte_eth_dev_rss_hash_conf_get(sa->portid, 271 &rss_conf); 272 if (ret != 0) { 273 RTE_LOG(ERR, IPSEC, 274 "rte_eth_dev_rss_hash_conf_get:ret=%d\n", 275 ret); 276 return -1; 277 } 278 for (i = 0, j = 0; i < dev_info.nb_rx_queues; ++i) 279 queue[j++] = i; 280 281 action_rss = (struct rte_flow_action_rss){ 282 .types = rss_conf.rss_hf, 283 .key_len = rss_conf.rss_key_len, 284 .queue_num = j, 285 .key = rss_key, 286 .queue = queue, 287 }; 288 ret = rte_flow_validate(sa->portid, &sa->attr, 289 sa->pattern, sa->action, 290 &err); 291 if (!ret) 292 goto flow_create; 293 /* Try Queue. */ 294 sa->action[1].type = RTE_FLOW_ACTION_TYPE_QUEUE; 295 sa->action[1].conf = 296 &(struct rte_flow_action_queue){ 297 .index = 0, 298 }; 299 ret = rte_flow_validate(sa->portid, &sa->attr, 300 sa->pattern, sa->action, 301 &err); 302 /* Try End. */ 303 sa->action[1].type = RTE_FLOW_ACTION_TYPE_END; 304 sa->action[1].conf = NULL; 305 ret = rte_flow_validate(sa->portid, &sa->attr, 306 sa->pattern, sa->action, 307 &err); 308 if (ret) 309 goto flow_create_failure; 310 } else if (sa->attr.egress && 311 (sa->ol_flags & 312 RTE_SECURITY_TX_HW_TRAILER_OFFLOAD)) { 313 sa->action[1].type = 314 RTE_FLOW_ACTION_TYPE_PASSTHRU; 315 sa->action[2].type = 316 RTE_FLOW_ACTION_TYPE_END; 317 } 318 flow_create: 319 sa->flow = rte_flow_create(sa->portid, 320 &sa->attr, sa->pattern, sa->action, &err); 321 if (sa->flow == NULL) { 322 flow_create_failure: 323 RTE_LOG(ERR, IPSEC, 324 "Failed to create ipsec flow msg: %s\n", 325 err.message); 326 return -1; 327 } 328 } else if (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL) { 329 const struct rte_security_capability *sec_cap; 330 331 sec_ctx = (struct rte_security_ctx *) 332 rte_eth_dev_get_sec_ctx(sa->portid); 333 334 if (sec_ctx == NULL) { 335 RTE_LOG(ERR, IPSEC, 336 "Ethernet device doesn't have security features registered\n"); 337 return -1; 338 } 339 340 /* Set IPsec parameters in conf */ 341 set_ipsec_conf(sa, &(sess_conf.ipsec)); 342 343 /* Save SA as userdata for the security session. When 344 * the packet is received, this userdata will be 345 * retrieved using the metadata from the packet. 346 * 347 * The PMD is expected to set similar metadata for other 348 * operations, like rte_eth_event, which are tied to 349 * security session. In such cases, the userdata could 350 * be obtained to uniquely identify the security 351 * parameters denoted. 352 */ 353 354 sess_conf.userdata = (void *) sa; 355 356 sa->sec_session = rte_security_session_create(sec_ctx, 357 &sess_conf, skt_ctx->session_pool); 358 if (sa->sec_session == NULL) { 359 RTE_LOG(ERR, IPSEC, 360 "SEC Session init failed: err: %d\n", ret); 361 return -1; 362 } 363 364 sec_cap = rte_security_capabilities_get(sec_ctx); 365 if (sec_cap == NULL) { 366 RTE_LOG(ERR, IPSEC, 367 "No capabilities registered\n"); 368 return -1; 369 } 370 371 /* iterate until ESP tunnel*/ 372 while (sec_cap->action != 373 RTE_SECURITY_ACTION_TYPE_NONE) { 374 if (sec_cap->action == sa->type && 375 sec_cap->protocol == 376 RTE_SECURITY_PROTOCOL_IPSEC && 377 sec_cap->ipsec.mode == 378 sess_conf.ipsec.mode && 379 sec_cap->ipsec.direction == sa->direction) 380 break; 381 sec_cap++; 382 } 383 384 if (sec_cap->action == RTE_SECURITY_ACTION_TYPE_NONE) { 385 RTE_LOG(ERR, IPSEC, 386 "No suitable security capability found\n"); 387 return -1; 388 } 389 390 sa->ol_flags = sec_cap->ol_flags; 391 sa->security_ctx = sec_ctx; 392 } 393 sa->cdev_id_qp = 0; 394 395 return 0; 396 } 397 398 /* 399 * queue crypto-ops into PMD queue. 400 */ 401 void 402 enqueue_cop_burst(struct cdev_qp *cqp) 403 { 404 uint32_t i, len, ret; 405 406 len = cqp->len; 407 ret = rte_cryptodev_enqueue_burst(cqp->id, cqp->qp, cqp->buf, len); 408 if (ret < len) { 409 RTE_LOG_DP(DEBUG, IPSEC, "Cryptodev %u queue %u:" 410 " enqueued %u crypto ops out of %u\n", 411 cqp->id, cqp->qp, ret, len); 412 /* drop packets that we fail to enqueue */ 413 for (i = ret; i < len; i++) 414 rte_pktmbuf_free(cqp->buf[i]->sym->m_src); 415 } 416 cqp->in_flight += ret; 417 cqp->len = 0; 418 } 419 420 static inline void 421 enqueue_cop(struct cdev_qp *cqp, struct rte_crypto_op *cop) 422 { 423 cqp->buf[cqp->len++] = cop; 424 425 if (cqp->len == MAX_PKT_BURST) 426 enqueue_cop_burst(cqp); 427 } 428 429 static inline void 430 ipsec_enqueue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx, 431 struct rte_mbuf *pkts[], struct ipsec_sa *sas[], 432 uint16_t nb_pkts) 433 { 434 int32_t ret = 0, i; 435 struct ipsec_mbuf_metadata *priv; 436 struct rte_crypto_sym_op *sym_cop; 437 struct ipsec_sa *sa; 438 439 for (i = 0; i < nb_pkts; i++) { 440 if (unlikely(sas[i] == NULL)) { 441 rte_pktmbuf_free(pkts[i]); 442 continue; 443 } 444 445 rte_prefetch0(sas[i]); 446 rte_prefetch0(pkts[i]); 447 448 priv = get_priv(pkts[i]); 449 sa = sas[i]; 450 priv->sa = sa; 451 452 switch (sa->type) { 453 case RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL: 454 priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC; 455 priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED; 456 457 rte_prefetch0(&priv->sym_cop); 458 459 if ((unlikely(sa->sec_session == NULL)) && 460 create_lookaside_session(ipsec_ctx, sa)) { 461 rte_pktmbuf_free(pkts[i]); 462 continue; 463 } 464 465 sym_cop = get_sym_cop(&priv->cop); 466 sym_cop->m_src = pkts[i]; 467 468 rte_security_attach_session(&priv->cop, 469 sa->sec_session); 470 break; 471 case RTE_SECURITY_ACTION_TYPE_NONE: 472 473 priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC; 474 priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED; 475 476 rte_prefetch0(&priv->sym_cop); 477 478 if ((unlikely(sa->crypto_session == NULL)) && 479 create_lookaside_session(ipsec_ctx, sa)) { 480 rte_pktmbuf_free(pkts[i]); 481 continue; 482 } 483 484 rte_crypto_op_attach_sym_session(&priv->cop, 485 sa->crypto_session); 486 487 ret = xform_func(pkts[i], sa, &priv->cop); 488 if (unlikely(ret)) { 489 rte_pktmbuf_free(pkts[i]); 490 continue; 491 } 492 break; 493 case RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL: 494 RTE_ASSERT(sa->sec_session != NULL); 495 ipsec_ctx->ol_pkts[ipsec_ctx->ol_pkts_cnt++] = pkts[i]; 496 if (sa->ol_flags & RTE_SECURITY_TX_OLOAD_NEED_MDATA) 497 rte_security_set_pkt_metadata( 498 sa->security_ctx, 499 sa->sec_session, pkts[i], NULL); 500 continue; 501 case RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO: 502 RTE_ASSERT(sa->sec_session != NULL); 503 priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC; 504 priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED; 505 506 rte_prefetch0(&priv->sym_cop); 507 rte_security_attach_session(&priv->cop, 508 sa->sec_session); 509 510 ret = xform_func(pkts[i], sa, &priv->cop); 511 if (unlikely(ret)) { 512 rte_pktmbuf_free(pkts[i]); 513 continue; 514 } 515 516 ipsec_ctx->ol_pkts[ipsec_ctx->ol_pkts_cnt++] = pkts[i]; 517 if (sa->ol_flags & RTE_SECURITY_TX_OLOAD_NEED_MDATA) 518 rte_security_set_pkt_metadata( 519 sa->security_ctx, 520 sa->sec_session, pkts[i], NULL); 521 continue; 522 } 523 524 RTE_ASSERT(sa->cdev_id_qp < ipsec_ctx->nb_qps); 525 enqueue_cop(&ipsec_ctx->tbl[sa->cdev_id_qp], &priv->cop); 526 } 527 } 528 529 static inline int32_t 530 ipsec_inline_dequeue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx, 531 struct rte_mbuf *pkts[], uint16_t max_pkts) 532 { 533 int32_t nb_pkts, ret; 534 struct ipsec_mbuf_metadata *priv; 535 struct ipsec_sa *sa; 536 struct rte_mbuf *pkt; 537 538 nb_pkts = 0; 539 while (ipsec_ctx->ol_pkts_cnt > 0 && nb_pkts < max_pkts) { 540 pkt = ipsec_ctx->ol_pkts[--ipsec_ctx->ol_pkts_cnt]; 541 rte_prefetch0(pkt); 542 priv = get_priv(pkt); 543 sa = priv->sa; 544 ret = xform_func(pkt, sa, &priv->cop); 545 if (unlikely(ret)) { 546 rte_pktmbuf_free(pkt); 547 continue; 548 } 549 pkts[nb_pkts++] = pkt; 550 } 551 552 return nb_pkts; 553 } 554 555 static inline int 556 ipsec_dequeue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx, 557 struct rte_mbuf *pkts[], uint16_t max_pkts) 558 { 559 int32_t nb_pkts = 0, ret = 0, i, j, nb_cops; 560 struct ipsec_mbuf_metadata *priv; 561 struct rte_crypto_op *cops[max_pkts]; 562 struct ipsec_sa *sa; 563 struct rte_mbuf *pkt; 564 565 for (i = 0; i < ipsec_ctx->nb_qps && nb_pkts < max_pkts; i++) { 566 struct cdev_qp *cqp; 567 568 cqp = &ipsec_ctx->tbl[ipsec_ctx->last_qp++]; 569 if (ipsec_ctx->last_qp == ipsec_ctx->nb_qps) 570 ipsec_ctx->last_qp %= ipsec_ctx->nb_qps; 571 572 if (cqp->in_flight == 0) 573 continue; 574 575 nb_cops = rte_cryptodev_dequeue_burst(cqp->id, cqp->qp, 576 cops, max_pkts - nb_pkts); 577 578 cqp->in_flight -= nb_cops; 579 580 for (j = 0; j < nb_cops; j++) { 581 pkt = cops[j]->sym->m_src; 582 rte_prefetch0(pkt); 583 584 priv = get_priv(pkt); 585 sa = priv->sa; 586 587 RTE_ASSERT(sa != NULL); 588 589 if (sa->type == RTE_SECURITY_ACTION_TYPE_NONE) { 590 ret = xform_func(pkt, sa, cops[j]); 591 if (unlikely(ret)) { 592 rte_pktmbuf_free(pkt); 593 continue; 594 } 595 } else if (sa->type == 596 RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL) { 597 if (cops[j]->status) { 598 rte_pktmbuf_free(pkt); 599 continue; 600 } 601 } 602 pkts[nb_pkts++] = pkt; 603 } 604 } 605 606 /* return packets */ 607 return nb_pkts; 608 } 609 610 uint16_t 611 ipsec_inbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 612 uint16_t nb_pkts, uint16_t len) 613 { 614 struct ipsec_sa *sas[nb_pkts]; 615 616 inbound_sa_lookup(ctx->sa_ctx, pkts, sas, nb_pkts); 617 618 ipsec_enqueue(esp_inbound, ctx, pkts, sas, nb_pkts); 619 620 return ipsec_inline_dequeue(esp_inbound_post, ctx, pkts, len); 621 } 622 623 uint16_t 624 ipsec_inbound_cqp_dequeue(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 625 uint16_t len) 626 { 627 return ipsec_dequeue(esp_inbound_post, ctx, pkts, len); 628 } 629 630 uint16_t 631 ipsec_outbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 632 uint32_t sa_idx[], uint16_t nb_pkts, uint16_t len) 633 { 634 struct ipsec_sa *sas[nb_pkts]; 635 636 outbound_sa_lookup(ctx->sa_ctx, sa_idx, sas, nb_pkts); 637 638 ipsec_enqueue(esp_outbound, ctx, pkts, sas, nb_pkts); 639 640 return ipsec_inline_dequeue(esp_outbound_post, ctx, pkts, len); 641 } 642 643 uint16_t 644 ipsec_outbound_cqp_dequeue(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 645 uint16_t len) 646 { 647 return ipsec_dequeue(esp_outbound_post, ctx, pkts, len); 648 } 649