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 ipsec->replay_win_sz = app_sa_prm.window_size; 53 ipsec->options.esn = app_sa_prm.enable_esn; 54 } 55 56 int 57 create_lookaside_session(struct ipsec_ctx *ipsec_ctx, struct ipsec_sa *sa, 58 struct rte_ipsec_session *ips) 59 { 60 struct rte_cryptodev_info cdev_info; 61 unsigned long cdev_id_qp = 0; 62 int32_t ret = 0; 63 struct cdev_key key = { 0 }; 64 65 key.lcore_id = (uint8_t)rte_lcore_id(); 66 67 key.cipher_algo = (uint8_t)sa->cipher_algo; 68 key.auth_algo = (uint8_t)sa->auth_algo; 69 key.aead_algo = (uint8_t)sa->aead_algo; 70 71 ret = rte_hash_lookup_data(ipsec_ctx->cdev_map, &key, 72 (void **)&cdev_id_qp); 73 if (ret < 0) { 74 RTE_LOG(ERR, IPSEC, 75 "No cryptodev: core %u, cipher_algo %u, " 76 "auth_algo %u, aead_algo %u\n", 77 key.lcore_id, 78 key.cipher_algo, 79 key.auth_algo, 80 key.aead_algo); 81 return -1; 82 } 83 84 RTE_LOG_DP(DEBUG, IPSEC, "Create session for SA spi %u on cryptodev " 85 "%u qp %u\n", sa->spi, 86 ipsec_ctx->tbl[cdev_id_qp].id, 87 ipsec_ctx->tbl[cdev_id_qp].qp); 88 89 if (ips->type != RTE_SECURITY_ACTION_TYPE_NONE) { 90 struct rte_security_session_conf sess_conf = { 91 .action_type = ips->type, 92 .protocol = RTE_SECURITY_PROTOCOL_IPSEC, 93 {.ipsec = { 94 .spi = sa->spi, 95 .salt = sa->salt, 96 .options = { 0 }, 97 .replay_win_sz = 0, 98 .direction = sa->direction, 99 .proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP, 100 .mode = (IS_TUNNEL(sa->flags)) ? 101 RTE_SECURITY_IPSEC_SA_MODE_TUNNEL : 102 RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT, 103 } }, 104 .crypto_xform = sa->xforms, 105 .userdata = NULL, 106 107 }; 108 109 if (ips->type == RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL) { 110 struct rte_security_ctx *ctx = (struct rte_security_ctx *) 111 rte_cryptodev_get_sec_ctx( 112 ipsec_ctx->tbl[cdev_id_qp].id); 113 114 /* Set IPsec parameters in conf */ 115 set_ipsec_conf(sa, &(sess_conf.ipsec)); 116 117 ips->security.ses = rte_security_session_create(ctx, 118 &sess_conf, ipsec_ctx->session_priv_pool); 119 if (ips->security.ses == NULL) { 120 RTE_LOG(ERR, IPSEC, 121 "SEC Session init failed: err: %d\n", ret); 122 return -1; 123 } 124 } else { 125 RTE_LOG(ERR, IPSEC, "Inline not supported\n"); 126 return -1; 127 } 128 } else { 129 ips->crypto.ses = rte_cryptodev_sym_session_create( 130 ipsec_ctx->session_pool); 131 rte_cryptodev_sym_session_init(ipsec_ctx->tbl[cdev_id_qp].id, 132 ips->crypto.ses, sa->xforms, 133 ipsec_ctx->session_priv_pool); 134 135 rte_cryptodev_info_get(ipsec_ctx->tbl[cdev_id_qp].id, 136 &cdev_info); 137 } 138 139 sa->cdev_id_qp = cdev_id_qp; 140 141 return 0; 142 } 143 144 int 145 create_inline_session(struct socket_ctx *skt_ctx, struct ipsec_sa *sa, 146 struct rte_ipsec_session *ips) 147 { 148 int32_t ret = 0; 149 struct rte_security_ctx *sec_ctx; 150 struct rte_security_session_conf sess_conf = { 151 .action_type = ips->type, 152 .protocol = RTE_SECURITY_PROTOCOL_IPSEC, 153 {.ipsec = { 154 .spi = sa->spi, 155 .salt = sa->salt, 156 .options = { 0 }, 157 .replay_win_sz = 0, 158 .direction = sa->direction, 159 .proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP, 160 .mode = (sa->flags == IP4_TUNNEL || 161 sa->flags == IP6_TUNNEL) ? 162 RTE_SECURITY_IPSEC_SA_MODE_TUNNEL : 163 RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT, 164 } }, 165 .crypto_xform = sa->xforms, 166 .userdata = NULL, 167 }; 168 169 RTE_LOG_DP(DEBUG, IPSEC, "Create session for SA spi %u on port %u\n", 170 sa->spi, sa->portid); 171 172 if (ips->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO) { 173 struct rte_flow_error err; 174 const struct rte_security_capability *sec_cap; 175 int ret = 0; 176 177 sec_ctx = (struct rte_security_ctx *) 178 rte_eth_dev_get_sec_ctx( 179 sa->portid); 180 if (sec_ctx == NULL) { 181 RTE_LOG(ERR, IPSEC, 182 " rte_eth_dev_get_sec_ctx failed\n"); 183 return -1; 184 } 185 186 ips->security.ses = rte_security_session_create(sec_ctx, 187 &sess_conf, skt_ctx->session_pool); 188 if (ips->security.ses == NULL) { 189 RTE_LOG(ERR, IPSEC, 190 "SEC Session init failed: err: %d\n", ret); 191 return -1; 192 } 193 194 sec_cap = rte_security_capabilities_get(sec_ctx); 195 196 /* iterate until ESP tunnel*/ 197 while (sec_cap->action != RTE_SECURITY_ACTION_TYPE_NONE) { 198 if (sec_cap->action == ips->type && 199 sec_cap->protocol == 200 RTE_SECURITY_PROTOCOL_IPSEC && 201 sec_cap->ipsec.mode == 202 RTE_SECURITY_IPSEC_SA_MODE_TUNNEL && 203 sec_cap->ipsec.direction == sa->direction) 204 break; 205 sec_cap++; 206 } 207 208 if (sec_cap->action == RTE_SECURITY_ACTION_TYPE_NONE) { 209 RTE_LOG(ERR, IPSEC, 210 "No suitable security capability found\n"); 211 return -1; 212 } 213 214 ips->security.ol_flags = sec_cap->ol_flags; 215 ips->security.ctx = sec_ctx; 216 sa->pattern[0].type = RTE_FLOW_ITEM_TYPE_ETH; 217 218 if (IS_IP6(sa->flags)) { 219 sa->pattern[1].mask = &rte_flow_item_ipv6_mask; 220 sa->pattern[1].type = RTE_FLOW_ITEM_TYPE_IPV6; 221 sa->pattern[1].spec = &sa->ipv6_spec; 222 223 memcpy(sa->ipv6_spec.hdr.dst_addr, 224 sa->dst.ip.ip6.ip6_b, 16); 225 memcpy(sa->ipv6_spec.hdr.src_addr, 226 sa->src.ip.ip6.ip6_b, 16); 227 } else if (IS_IP4(sa->flags)) { 228 sa->pattern[1].mask = &rte_flow_item_ipv4_mask; 229 sa->pattern[1].type = RTE_FLOW_ITEM_TYPE_IPV4; 230 sa->pattern[1].spec = &sa->ipv4_spec; 231 232 sa->ipv4_spec.hdr.dst_addr = sa->dst.ip.ip4; 233 sa->ipv4_spec.hdr.src_addr = sa->src.ip.ip4; 234 } 235 236 sa->pattern[2].type = RTE_FLOW_ITEM_TYPE_ESP; 237 sa->pattern[2].spec = &sa->esp_spec; 238 sa->pattern[2].mask = &rte_flow_item_esp_mask; 239 sa->esp_spec.hdr.spi = rte_cpu_to_be_32(sa->spi); 240 241 sa->pattern[3].type = RTE_FLOW_ITEM_TYPE_END; 242 243 sa->action[0].type = RTE_FLOW_ACTION_TYPE_SECURITY; 244 sa->action[0].conf = ips->security.ses; 245 246 sa->action[1].type = RTE_FLOW_ACTION_TYPE_END; 247 248 sa->attr.egress = (sa->direction == 249 RTE_SECURITY_IPSEC_SA_DIR_EGRESS); 250 sa->attr.ingress = (sa->direction == 251 RTE_SECURITY_IPSEC_SA_DIR_INGRESS); 252 if (sa->attr.ingress) { 253 uint8_t rss_key[40]; 254 struct rte_eth_rss_conf rss_conf = { 255 .rss_key = rss_key, 256 .rss_key_len = 40, 257 }; 258 struct rte_eth_dev_info dev_info; 259 uint16_t queue[RTE_MAX_QUEUES_PER_PORT]; 260 struct rte_flow_action_rss action_rss; 261 unsigned int i; 262 unsigned int j; 263 264 ret = rte_eth_dev_info_get(sa->portid, &dev_info); 265 if (ret != 0) { 266 RTE_LOG(ERR, IPSEC, 267 "Error during getting device (port %u) info: %s\n", 268 sa->portid, strerror(-ret)); 269 return ret; 270 } 271 272 sa->action[2].type = RTE_FLOW_ACTION_TYPE_END; 273 /* Try RSS. */ 274 sa->action[1].type = RTE_FLOW_ACTION_TYPE_RSS; 275 sa->action[1].conf = &action_rss; 276 ret = rte_eth_dev_rss_hash_conf_get(sa->portid, 277 &rss_conf); 278 if (ret != 0) { 279 RTE_LOG(ERR, IPSEC, 280 "rte_eth_dev_rss_hash_conf_get:ret=%d\n", 281 ret); 282 return -1; 283 } 284 for (i = 0, j = 0; i < dev_info.nb_rx_queues; ++i) 285 queue[j++] = i; 286 287 action_rss = (struct rte_flow_action_rss){ 288 .types = rss_conf.rss_hf, 289 .key_len = rss_conf.rss_key_len, 290 .queue_num = j, 291 .key = rss_key, 292 .queue = queue, 293 }; 294 ret = rte_flow_validate(sa->portid, &sa->attr, 295 sa->pattern, sa->action, 296 &err); 297 if (!ret) 298 goto flow_create; 299 /* Try Queue. */ 300 sa->action[1].type = RTE_FLOW_ACTION_TYPE_QUEUE; 301 sa->action[1].conf = 302 &(struct rte_flow_action_queue){ 303 .index = 0, 304 }; 305 ret = rte_flow_validate(sa->portid, &sa->attr, 306 sa->pattern, sa->action, 307 &err); 308 /* Try End. */ 309 sa->action[1].type = RTE_FLOW_ACTION_TYPE_END; 310 sa->action[1].conf = NULL; 311 ret = rte_flow_validate(sa->portid, &sa->attr, 312 sa->pattern, sa->action, 313 &err); 314 if (ret) 315 goto flow_create_failure; 316 } else if (sa->attr.egress && 317 (ips->security.ol_flags & 318 RTE_SECURITY_TX_HW_TRAILER_OFFLOAD)) { 319 sa->action[1].type = 320 RTE_FLOW_ACTION_TYPE_PASSTHRU; 321 sa->action[2].type = 322 RTE_FLOW_ACTION_TYPE_END; 323 } 324 flow_create: 325 sa->flow = rte_flow_create(sa->portid, 326 &sa->attr, sa->pattern, sa->action, &err); 327 if (sa->flow == NULL) { 328 flow_create_failure: 329 RTE_LOG(ERR, IPSEC, 330 "Failed to create ipsec flow msg: %s\n", 331 err.message); 332 return -1; 333 } 334 } else if (ips->type == RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL) { 335 const struct rte_security_capability *sec_cap; 336 337 sec_ctx = (struct rte_security_ctx *) 338 rte_eth_dev_get_sec_ctx(sa->portid); 339 340 if (sec_ctx == NULL) { 341 RTE_LOG(ERR, IPSEC, 342 "Ethernet device doesn't have security features registered\n"); 343 return -1; 344 } 345 346 /* Set IPsec parameters in conf */ 347 set_ipsec_conf(sa, &(sess_conf.ipsec)); 348 349 /* Save SA as userdata for the security session. When 350 * the packet is received, this userdata will be 351 * retrieved using the metadata from the packet. 352 * 353 * The PMD is expected to set similar metadata for other 354 * operations, like rte_eth_event, which are tied to 355 * security session. In such cases, the userdata could 356 * be obtained to uniquely identify the security 357 * parameters denoted. 358 */ 359 360 sess_conf.userdata = (void *) sa; 361 362 ips->security.ses = rte_security_session_create(sec_ctx, 363 &sess_conf, skt_ctx->session_pool); 364 if (ips->security.ses == NULL) { 365 RTE_LOG(ERR, IPSEC, 366 "SEC Session init failed: err: %d\n", ret); 367 return -1; 368 } 369 370 sec_cap = rte_security_capabilities_get(sec_ctx); 371 if (sec_cap == NULL) { 372 RTE_LOG(ERR, IPSEC, 373 "No capabilities registered\n"); 374 return -1; 375 } 376 377 /* iterate until ESP tunnel*/ 378 while (sec_cap->action != 379 RTE_SECURITY_ACTION_TYPE_NONE) { 380 if (sec_cap->action == ips->type && 381 sec_cap->protocol == 382 RTE_SECURITY_PROTOCOL_IPSEC && 383 sec_cap->ipsec.mode == 384 sess_conf.ipsec.mode && 385 sec_cap->ipsec.direction == sa->direction) 386 break; 387 sec_cap++; 388 } 389 390 if (sec_cap->action == RTE_SECURITY_ACTION_TYPE_NONE) { 391 RTE_LOG(ERR, IPSEC, 392 "No suitable security capability found\n"); 393 return -1; 394 } 395 396 ips->security.ol_flags = sec_cap->ol_flags; 397 ips->security.ctx = sec_ctx; 398 } 399 sa->cdev_id_qp = 0; 400 401 return 0; 402 } 403 404 /* 405 * queue crypto-ops into PMD queue. 406 */ 407 void 408 enqueue_cop_burst(struct cdev_qp *cqp) 409 { 410 uint32_t i, len, ret; 411 412 len = cqp->len; 413 ret = rte_cryptodev_enqueue_burst(cqp->id, cqp->qp, cqp->buf, len); 414 if (ret < len) { 415 RTE_LOG_DP(DEBUG, IPSEC, "Cryptodev %u queue %u:" 416 " enqueued %u crypto ops out of %u\n", 417 cqp->id, cqp->qp, ret, len); 418 /* drop packets that we fail to enqueue */ 419 for (i = ret; i < len; i++) 420 rte_pktmbuf_free(cqp->buf[i]->sym->m_src); 421 } 422 cqp->in_flight += ret; 423 cqp->len = 0; 424 } 425 426 static inline void 427 enqueue_cop(struct cdev_qp *cqp, struct rte_crypto_op *cop) 428 { 429 cqp->buf[cqp->len++] = cop; 430 431 if (cqp->len == MAX_PKT_BURST) 432 enqueue_cop_burst(cqp); 433 } 434 435 static inline void 436 ipsec_enqueue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx, 437 struct rte_mbuf *pkts[], void *sas[], 438 uint16_t nb_pkts) 439 { 440 int32_t ret = 0, i; 441 struct ipsec_mbuf_metadata *priv; 442 struct rte_crypto_sym_op *sym_cop; 443 struct ipsec_sa *sa; 444 struct rte_ipsec_session *ips; 445 446 for (i = 0; i < nb_pkts; i++) { 447 if (unlikely(sas[i] == NULL)) { 448 rte_pktmbuf_free(pkts[i]); 449 continue; 450 } 451 452 rte_prefetch0(sas[i]); 453 rte_prefetch0(pkts[i]); 454 455 priv = get_priv(pkts[i]); 456 sa = ipsec_mask_saptr(sas[i]); 457 priv->sa = sa; 458 ips = ipsec_get_primary_session(sa); 459 460 switch (ips->type) { 461 case RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL: 462 priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC; 463 priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED; 464 465 rte_prefetch0(&priv->sym_cop); 466 467 if ((unlikely(ips->security.ses == NULL)) && 468 create_lookaside_session(ipsec_ctx, sa, ips)) { 469 rte_pktmbuf_free(pkts[i]); 470 continue; 471 } 472 473 sym_cop = get_sym_cop(&priv->cop); 474 sym_cop->m_src = pkts[i]; 475 476 rte_security_attach_session(&priv->cop, 477 ips->security.ses); 478 break; 479 case RTE_SECURITY_ACTION_TYPE_NONE: 480 481 priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC; 482 priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED; 483 484 rte_prefetch0(&priv->sym_cop); 485 486 if ((unlikely(ips->crypto.ses == NULL)) && 487 create_lookaside_session(ipsec_ctx, sa, ips)) { 488 rte_pktmbuf_free(pkts[i]); 489 continue; 490 } 491 492 rte_crypto_op_attach_sym_session(&priv->cop, 493 ips->crypto.ses); 494 495 ret = xform_func(pkts[i], sa, &priv->cop); 496 if (unlikely(ret)) { 497 rte_pktmbuf_free(pkts[i]); 498 continue; 499 } 500 break; 501 case RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL: 502 RTE_ASSERT(ips->security.ses != NULL); 503 ipsec_ctx->ol_pkts[ipsec_ctx->ol_pkts_cnt++] = pkts[i]; 504 if (ips->security.ol_flags & 505 RTE_SECURITY_TX_OLOAD_NEED_MDATA) 506 rte_security_set_pkt_metadata( 507 ips->security.ctx, ips->security.ses, 508 pkts[i], NULL); 509 continue; 510 case RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO: 511 RTE_ASSERT(ips->security.ses != NULL); 512 priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC; 513 priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED; 514 515 rte_prefetch0(&priv->sym_cop); 516 rte_security_attach_session(&priv->cop, 517 ips->security.ses); 518 519 ret = xform_func(pkts[i], sa, &priv->cop); 520 if (unlikely(ret)) { 521 rte_pktmbuf_free(pkts[i]); 522 continue; 523 } 524 525 ipsec_ctx->ol_pkts[ipsec_ctx->ol_pkts_cnt++] = pkts[i]; 526 if (ips->security.ol_flags & 527 RTE_SECURITY_TX_OLOAD_NEED_MDATA) 528 rte_security_set_pkt_metadata( 529 ips->security.ctx, ips->security.ses, 530 pkts[i], NULL); 531 continue; 532 } 533 534 RTE_ASSERT(sa->cdev_id_qp < ipsec_ctx->nb_qps); 535 enqueue_cop(&ipsec_ctx->tbl[sa->cdev_id_qp], &priv->cop); 536 } 537 } 538 539 static inline int32_t 540 ipsec_inline_dequeue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx, 541 struct rte_mbuf *pkts[], uint16_t max_pkts) 542 { 543 int32_t nb_pkts, ret; 544 struct ipsec_mbuf_metadata *priv; 545 struct ipsec_sa *sa; 546 struct rte_mbuf *pkt; 547 548 nb_pkts = 0; 549 while (ipsec_ctx->ol_pkts_cnt > 0 && nb_pkts < max_pkts) { 550 pkt = ipsec_ctx->ol_pkts[--ipsec_ctx->ol_pkts_cnt]; 551 rte_prefetch0(pkt); 552 priv = get_priv(pkt); 553 sa = priv->sa; 554 ret = xform_func(pkt, sa, &priv->cop); 555 if (unlikely(ret)) { 556 rte_pktmbuf_free(pkt); 557 continue; 558 } 559 pkts[nb_pkts++] = pkt; 560 } 561 562 return nb_pkts; 563 } 564 565 static inline int 566 ipsec_dequeue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx, 567 struct rte_mbuf *pkts[], uint16_t max_pkts) 568 { 569 int32_t nb_pkts = 0, ret = 0, i, j, nb_cops; 570 struct ipsec_mbuf_metadata *priv; 571 struct rte_crypto_op *cops[max_pkts]; 572 struct ipsec_sa *sa; 573 struct rte_mbuf *pkt; 574 575 for (i = 0; i < ipsec_ctx->nb_qps && nb_pkts < max_pkts; i++) { 576 struct cdev_qp *cqp; 577 578 cqp = &ipsec_ctx->tbl[ipsec_ctx->last_qp++]; 579 if (ipsec_ctx->last_qp == ipsec_ctx->nb_qps) 580 ipsec_ctx->last_qp %= ipsec_ctx->nb_qps; 581 582 if (cqp->in_flight == 0) 583 continue; 584 585 nb_cops = rte_cryptodev_dequeue_burst(cqp->id, cqp->qp, 586 cops, max_pkts - nb_pkts); 587 588 cqp->in_flight -= nb_cops; 589 590 for (j = 0; j < nb_cops; j++) { 591 pkt = cops[j]->sym->m_src; 592 rte_prefetch0(pkt); 593 594 priv = get_priv(pkt); 595 sa = priv->sa; 596 597 RTE_ASSERT(sa != NULL); 598 599 if (ipsec_get_action_type(sa) == 600 RTE_SECURITY_ACTION_TYPE_NONE) { 601 ret = xform_func(pkt, sa, cops[j]); 602 if (unlikely(ret)) { 603 rte_pktmbuf_free(pkt); 604 continue; 605 } 606 } else if (ipsec_get_action_type(sa) == 607 RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL) { 608 if (cops[j]->status) { 609 rte_pktmbuf_free(pkt); 610 continue; 611 } 612 } 613 pkts[nb_pkts++] = pkt; 614 } 615 } 616 617 /* return packets */ 618 return nb_pkts; 619 } 620 621 uint16_t 622 ipsec_inbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 623 uint16_t nb_pkts, uint16_t len) 624 { 625 void *sas[nb_pkts]; 626 627 inbound_sa_lookup(ctx->sa_ctx, pkts, sas, nb_pkts); 628 629 ipsec_enqueue(esp_inbound, ctx, pkts, sas, nb_pkts); 630 631 return ipsec_inline_dequeue(esp_inbound_post, ctx, pkts, len); 632 } 633 634 uint16_t 635 ipsec_inbound_cqp_dequeue(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 636 uint16_t len) 637 { 638 return ipsec_dequeue(esp_inbound_post, ctx, pkts, len); 639 } 640 641 uint16_t 642 ipsec_outbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 643 uint32_t sa_idx[], uint16_t nb_pkts, uint16_t len) 644 { 645 void *sas[nb_pkts]; 646 647 outbound_sa_lookup(ctx->sa_ctx, sa_idx, sas, nb_pkts); 648 649 ipsec_enqueue(esp_outbound, ctx, pkts, sas, nb_pkts); 650 651 return ipsec_inline_dequeue(esp_outbound_post, ctx, pkts, len); 652 } 653 654 uint16_t 655 ipsec_outbound_cqp_dequeue(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[], 656 uint16_t len) 657 { 658 return ipsec_dequeue(esp_outbound_post, ctx, pkts, len); 659 } 660