examples/ipsec-secgw/ipsec-secgw.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2016 Intel Corporation
   3  */
   4
   5 #include <stdbool.h>
   6 #include <stdio.h>
   7 #include <stdlib.h>
   8 #include <stdint.h>
   9 #include <inttypes.h>
  10 #include <sys/types.h>
  11 #include <netinet/in.h>
  12 #include <netinet/ip.h>
  13 #include <netinet/ip6.h>
  14 #include <string.h>
  15 #include <sys/queue.h>
  16 #include <stdarg.h>
  17 #include <errno.h>
  18 #include <signal.h>
  19 #include <getopt.h>
  20
  21 #include <rte_common.h>
  22 #include <rte_bitmap.h>
  23 #include <rte_byteorder.h>
  24 #include <rte_log.h>
  25 #include <rte_eal.h>
  26 #include <rte_launch.h>
  27 #include <rte_cycles.h>
  28 #include <rte_prefetch.h>
  29 #include <rte_lcore.h>
  30 #include <rte_per_lcore.h>
  31 #include <rte_branch_prediction.h>
  32 #include <rte_interrupts.h>
  33 #include <rte_random.h>
  34 #include <rte_debug.h>
  35 #include <rte_ether.h>
  36 #include <rte_ethdev.h>
  37 #include <rte_mempool.h>
  38 #include <rte_mbuf.h>
  39 #include <rte_acl.h>
  40 #include <rte_lpm.h>
  41 #include <rte_lpm6.h>
  42 #include <rte_hash.h>
  43 #include <rte_jhash.h>
  44 #include <rte_cryptodev.h>
  45 #include <rte_security.h>
  46 #include <rte_eventdev.h>
  47 #include <rte_ip.h>
  48 #include <rte_ip_frag.h>
  49 #include <rte_alarm.h>
  50
  51 #include "event_helper.h"
  52 #include "flow.h"
  53 #include "ipsec.h"
  54 #include "ipsec_worker.h"
  55 #include "parser.h"
  56 #include "sad.h"
  57
  58 volatile bool force_quit;
  59
  60 #define MAX_JUMBO_PKT_LEN  9600
  61
  62 #define MEMPOOL_CACHE_SIZE 256
  63
  64 #define CDEV_QUEUE_DESC 2048
  65 #define CDEV_MAP_ENTRIES 16384
  66 #define CDEV_MP_CACHE_SZ 64
  67 #define CDEV_MP_CACHE_MULTIPLIER 1.5 /* from rte_mempool.c */
  68 #define MAX_QUEUE_PAIRS 1
  69
  70 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
  71
  72 /* Configure how many packets ahead to prefetch, when reading packets */
  73 #define PREFETCH_OFFSET 3
  74
  75 #define MAX_RX_QUEUE_PER_LCORE 16
  76
  77 #define MAX_LCORE_PARAMS 1024
  78
  79 /*
  80  * Configurable number of RX/TX ring descriptors
  81  */
  82 #define IPSEC_SECGW_RX_DESC_DEFAULT 1024
  83 #define IPSEC_SECGW_TX_DESC_DEFAULT 1024
  84 static uint16_t nb_rxd = IPSEC_SECGW_RX_DESC_DEFAULT;
  85 static uint16_t nb_txd = IPSEC_SECGW_TX_DESC_DEFAULT;
  86
  87 #define ETHADDR_TO_UINT64(addr) __BYTES_TO_UINT64( \
  88                 (addr)->addr_bytes[0], (addr)->addr_bytes[1], \
  89                 (addr)->addr_bytes[2], (addr)->addr_bytes[3], \
  90                 (addr)->addr_bytes[4], (addr)->addr_bytes[5], \
  91                 0, 0)
  92
  93 #define FRAG_TBL_BUCKET_ENTRIES 4
  94 #define MAX_FRAG_TTL_NS         (10LL * NS_PER_S)
  95
  96 #define MTU_TO_FRAMELEN(x)      ((x) + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN)
  97
  98 struct ethaddr_info ethaddr_tbl[RTE_MAX_ETHPORTS] = {
  99         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x7e, 0x94, 0x9a) },
 100         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x22, 0xa1, 0xd9) },
 101         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x08, 0x69, 0x26) },
 102         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x49, 0x9e, 0xdd) }
 103 };
 104
 105 struct flow_info flow_info_tbl[RTE_MAX_ETHPORTS];
 106
 107 #define CMD_LINE_OPT_CONFIG             "config"
 108 #define CMD_LINE_OPT_SINGLE_SA          "single-sa"
 109 #define CMD_LINE_OPT_CRYPTODEV_MASK     "cryptodev_mask"
 110 #define CMD_LINE_OPT_TRANSFER_MODE      "transfer-mode"
 111 #define CMD_LINE_OPT_SCHEDULE_TYPE      "event-schedule-type"
 112 #define CMD_LINE_OPT_RX_OFFLOAD         "rxoffload"
 113 #define CMD_LINE_OPT_TX_OFFLOAD         "txoffload"
 114 #define CMD_LINE_OPT_REASSEMBLE         "reassemble"
 115 #define CMD_LINE_OPT_MTU                "mtu"
 116 #define CMD_LINE_OPT_FRAG_TTL           "frag-ttl"
 117
 118 #define CMD_LINE_ARG_EVENT      "event"
 119 #define CMD_LINE_ARG_POLL       "poll"
 120 #define CMD_LINE_ARG_ORDERED    "ordered"
 121 #define CMD_LINE_ARG_ATOMIC     "atomic"
 122 #define CMD_LINE_ARG_PARALLEL   "parallel"
 123
 124 enum {
 125         /* long options mapped to a short option */
 126
 127         /* first long only option value must be >= 256, so that we won't
 128          * conflict with short options
 129          */
 130         CMD_LINE_OPT_MIN_NUM = 256,
 131         CMD_LINE_OPT_CONFIG_NUM,
 132         CMD_LINE_OPT_SINGLE_SA_NUM,
 133         CMD_LINE_OPT_CRYPTODEV_MASK_NUM,
 134         CMD_LINE_OPT_TRANSFER_MODE_NUM,
 135         CMD_LINE_OPT_SCHEDULE_TYPE_NUM,
 136         CMD_LINE_OPT_RX_OFFLOAD_NUM,
 137         CMD_LINE_OPT_TX_OFFLOAD_NUM,
 138         CMD_LINE_OPT_REASSEMBLE_NUM,
 139         CMD_LINE_OPT_MTU_NUM,
 140         CMD_LINE_OPT_FRAG_TTL_NUM,
 141 };
 142
 143 static const struct option lgopts[] = {
 144         {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
 145         {CMD_LINE_OPT_SINGLE_SA, 1, 0, CMD_LINE_OPT_SINGLE_SA_NUM},
 146         {CMD_LINE_OPT_CRYPTODEV_MASK, 1, 0, CMD_LINE_OPT_CRYPTODEV_MASK_NUM},
 147         {CMD_LINE_OPT_TRANSFER_MODE, 1, 0, CMD_LINE_OPT_TRANSFER_MODE_NUM},
 148         {CMD_LINE_OPT_SCHEDULE_TYPE, 1, 0, CMD_LINE_OPT_SCHEDULE_TYPE_NUM},
 149         {CMD_LINE_OPT_RX_OFFLOAD, 1, 0, CMD_LINE_OPT_RX_OFFLOAD_NUM},
 150         {CMD_LINE_OPT_TX_OFFLOAD, 1, 0, CMD_LINE_OPT_TX_OFFLOAD_NUM},
 151         {CMD_LINE_OPT_REASSEMBLE, 1, 0, CMD_LINE_OPT_REASSEMBLE_NUM},
 152         {CMD_LINE_OPT_MTU, 1, 0, CMD_LINE_OPT_MTU_NUM},
 153         {CMD_LINE_OPT_FRAG_TTL, 1, 0, CMD_LINE_OPT_FRAG_TTL_NUM},
 154         {NULL, 0, 0, 0}
 155 };
 156
 157 uint32_t unprotected_port_mask;
 158 uint32_t single_sa_idx;
 159 /* mask of enabled ports */
 160 static uint32_t enabled_port_mask;
 161 static uint64_t enabled_cryptodev_mask = UINT64_MAX;
 162 static int32_t promiscuous_on = 1;
 163 static int32_t numa_on = 1; /**< NUMA is enabled by default. */
 164 static uint32_t nb_lcores;
 165 static uint32_t single_sa;
 166 static uint32_t nb_bufs_in_pool;
 167
 168 /*
 169  * RX/TX HW offload capabilities to enable/use on ethernet ports.
 170  * By default all capabilities are enabled.
 171  */
 172 static uint64_t dev_rx_offload = UINT64_MAX;
 173 static uint64_t dev_tx_offload = UINT64_MAX;
 174
 175 /*
 176  * global values that determine multi-seg policy
 177  */
 178 static uint32_t frag_tbl_sz;
 179 static uint32_t frame_buf_size = RTE_MBUF_DEFAULT_BUF_SIZE;
 180 static uint32_t mtu_size = RTE_ETHER_MTU;
 181 static uint64_t frag_ttl_ns = MAX_FRAG_TTL_NS;
 182
 183 /* application wide librte_ipsec/SA parameters */
 184 struct app_sa_prm app_sa_prm = {
 185                         .enable = 0,
 186                         .cache_sz = SA_CACHE_SZ,
 187                         .udp_encap = 0
 188                 };
 189 static const char *cfgfile;
 190
 191 struct lcore_rx_queue {
 192         uint16_t port_id;
 193         uint8_t queue_id;
 194 } __rte_cache_aligned;
 195
 196 struct lcore_params {
 197         uint16_t port_id;
 198         uint8_t queue_id;
 199         uint8_t lcore_id;
 200 } __rte_cache_aligned;
 201
 202 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
 203
 204 static struct lcore_params *lcore_params;
 205 static uint16_t nb_lcore_params;
 206
 207 static struct rte_hash *cdev_map_in;
 208 static struct rte_hash *cdev_map_out;
 209
 210 struct buffer {
 211         uint16_t len;
 212         struct rte_mbuf *m_table[MAX_PKT_BURST] __rte_aligned(sizeof(void *));
 213 };
 214
 215 struct lcore_conf {
 216         uint16_t nb_rx_queue;
 217         struct lcore_rx_queue rx_queue_list[MAX_RX_QUEUE_PER_LCORE];
 218         uint16_t tx_queue_id[RTE_MAX_ETHPORTS];
 219         struct buffer tx_mbufs[RTE_MAX_ETHPORTS];
 220         struct ipsec_ctx inbound;
 221         struct ipsec_ctx outbound;
 222         struct rt_ctx *rt4_ctx;
 223         struct rt_ctx *rt6_ctx;
 224         struct {
 225                 struct rte_ip_frag_tbl *tbl;
 226                 struct rte_mempool *pool_dir;
 227                 struct rte_mempool *pool_indir;
 228                 struct rte_ip_frag_death_row dr;
 229         } frag;
 230 } __rte_cache_aligned;
 231
 232 static struct lcore_conf lcore_conf[RTE_MAX_LCORE];
 233
 234 static struct rte_eth_conf port_conf = {
 235         .rxmode = {
 236                 .mq_mode        = RTE_ETH_MQ_RX_RSS,
 237                 .split_hdr_size = 0,
 238                 .offloads = RTE_ETH_RX_OFFLOAD_CHECKSUM,
 239         },
 240         .rx_adv_conf = {
 241                 .rss_conf = {
 242                         .rss_key = NULL,
 243                         .rss_hf = RTE_ETH_RSS_IP | RTE_ETH_RSS_UDP |
 244                                 RTE_ETH_RSS_TCP | RTE_ETH_RSS_SCTP,
 245                 },
 246         },
 247         .txmode = {
 248                 .mq_mode = RTE_ETH_MQ_TX_NONE,
 249         },
 250 };
 251
 252 struct socket_ctx socket_ctx[NB_SOCKETS];
 253
 254 /*
 255  * Determine is multi-segment support required:
 256  *  - either frame buffer size is smaller then mtu
 257  *  - or reassmeble support is requested
 258  */
 259 static int
 260 multi_seg_required(void)
 261 {
 262         return (MTU_TO_FRAMELEN(mtu_size) + RTE_PKTMBUF_HEADROOM >
 263                 frame_buf_size || frag_tbl_sz != 0);
 264 }
 265
 266 static inline void
 267 adjust_ipv4_pktlen(struct rte_mbuf *m, const struct rte_ipv4_hdr *iph,
 268         uint32_t l2_len)
 269 {
 270         uint32_t plen, trim;
 271
 272         plen = rte_be_to_cpu_16(iph->total_length) + l2_len;
 273         if (plen < m->pkt_len) {
 274                 trim = m->pkt_len - plen;
 275                 rte_pktmbuf_trim(m, trim);
 276         }
 277 }
 278
 279 static inline void
 280 adjust_ipv6_pktlen(struct rte_mbuf *m, const struct rte_ipv6_hdr *iph,
 281         uint32_t l2_len)
 282 {
 283         uint32_t plen, trim;
 284
 285         plen = rte_be_to_cpu_16(iph->payload_len) + sizeof(*iph) + l2_len;
 286         if (plen < m->pkt_len) {
 287                 trim = m->pkt_len - plen;
 288                 rte_pktmbuf_trim(m, trim);
 289         }
 290 }
 291
 292 #if (STATS_INTERVAL > 0)
 293
 294 struct ipsec_core_statistics core_statistics[RTE_MAX_LCORE];
 295
 296 /* Print out statistics on packet distribution */
 297 static void
 298 print_stats_cb(__rte_unused void *param)
 299 {
 300         uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
 301         float burst_percent, rx_per_call, tx_per_call;
 302         unsigned int coreid;
 303
 304         total_packets_dropped = 0;
 305         total_packets_tx = 0;
 306         total_packets_rx = 0;
 307
 308         const char clr[] = { 27, '[', '2', 'J', '\0' };
 309         const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
 310
 311         /* Clear screen and move to top left */
 312         printf("%s%s", clr, topLeft);
 313
 314         printf("\nCore statistics ====================================");
 315
 316         for (coreid = 0; coreid < RTE_MAX_LCORE; coreid++) {
 317                 /* skip disabled cores */
 318                 if (rte_lcore_is_enabled(coreid) == 0)
 319                         continue;
 320                 burst_percent = (float)(core_statistics[coreid].burst_rx * 100)/
 321                                         core_statistics[coreid].rx;
 322                 rx_per_call =  (float)(core_statistics[coreid].rx)/
 323                                        core_statistics[coreid].rx_call;
 324                 tx_per_call =  (float)(core_statistics[coreid].tx)/
 325                                        core_statistics[coreid].tx_call;
 326                 printf("\nStatistics for core %u ------------------------------"
 327                            "\nPackets received: %20"PRIu64
 328                            "\nPackets sent: %24"PRIu64
 329                            "\nPackets dropped: %21"PRIu64
 330                            "\nBurst percent: %23.2f"
 331                            "\nPackets per Rx call: %17.2f"
 332                            "\nPackets per Tx call: %17.2f",
 333                            coreid,
 334                            core_statistics[coreid].rx,
 335                            core_statistics[coreid].tx,
 336                            core_statistics[coreid].dropped,
 337                            burst_percent,
 338                            rx_per_call,
 339                            tx_per_call);
 340
 341                 total_packets_dropped += core_statistics[coreid].dropped;
 342                 total_packets_tx += core_statistics[coreid].tx;
 343                 total_packets_rx += core_statistics[coreid].rx;
 344         }
 345         printf("\nAggregate statistics ==============================="
 346                    "\nTotal packets received: %14"PRIu64
 347                    "\nTotal packets sent: %18"PRIu64
 348                    "\nTotal packets dropped: %15"PRIu64,
 349                    total_packets_rx,
 350                    total_packets_tx,
 351                    total_packets_dropped);
 352         printf("\n====================================================\n");
 353
 354         rte_eal_alarm_set(STATS_INTERVAL * US_PER_S, print_stats_cb, NULL);
 355 }
 356 #endif /* STATS_INTERVAL */
 357
 358 static inline void
 359 prepare_one_packet(struct rte_mbuf *pkt, struct ipsec_traffic *t)
 360 {
 361         const struct rte_ether_hdr *eth;
 362         const struct rte_ipv4_hdr *iph4;
 363         const struct rte_ipv6_hdr *iph6;
 364         const struct rte_udp_hdr *udp;
 365         uint16_t ip4_hdr_len;
 366         uint16_t nat_port;
 367
 368         eth = rte_pktmbuf_mtod(pkt, const struct rte_ether_hdr *);
 369         if (eth->ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
 370
 371                 iph4 = (const struct rte_ipv4_hdr *)rte_pktmbuf_adj(pkt,
 372                         RTE_ETHER_HDR_LEN);
 373                 adjust_ipv4_pktlen(pkt, iph4, 0);
 374
 375                 switch (iph4->next_proto_id) {
 376                 case IPPROTO_ESP:
 377                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 378                         break;
 379                 case IPPROTO_UDP:
 380                         if (app_sa_prm.udp_encap == 1) {
 381                                 ip4_hdr_len = ((iph4->version_ihl &
 382                                         RTE_IPV4_HDR_IHL_MASK) *
 383                                         RTE_IPV4_IHL_MULTIPLIER);
 384                                 udp = rte_pktmbuf_mtod_offset(pkt,
 385                                         struct rte_udp_hdr *, ip4_hdr_len);
 386                                 nat_port = rte_cpu_to_be_16(IPSEC_NAT_T_PORT);
 387                                 if (udp->src_port == nat_port ||
 388                                         udp->dst_port == nat_port){
 389                                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 390                                         pkt->packet_type |=
 391                                                 MBUF_PTYPE_TUNNEL_ESP_IN_UDP;
 392                                         break;
 393                                 }
 394                         }
 395                 /* Fall through */
 396                 default:
 397                         t->ip4.data[t->ip4.num] = &iph4->next_proto_id;
 398                         t->ip4.pkts[(t->ip4.num)++] = pkt;
 399                 }
 400                 pkt->l2_len = 0;
 401                 pkt->l3_len = sizeof(*iph4);
 402                 pkt->packet_type |= RTE_PTYPE_L3_IPV4;
 403                 if  (pkt->packet_type & RTE_PTYPE_L4_TCP)
 404                         pkt->l4_len = sizeof(struct rte_tcp_hdr);
 405                 else if (pkt->packet_type & RTE_PTYPE_L4_UDP)
 406                         pkt->l4_len = sizeof(struct rte_udp_hdr);
 407         } else if (eth->ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6)) {
 408                 int next_proto;
 409                 size_t l3len, ext_len;
 410                 uint8_t *p;
 411
 412                 /* get protocol type */
 413                 iph6 = (const struct rte_ipv6_hdr *)rte_pktmbuf_adj(pkt,
 414                         RTE_ETHER_HDR_LEN);
 415                 adjust_ipv6_pktlen(pkt, iph6, 0);
 416
 417                 next_proto = iph6->proto;
 418
 419                 /* determine l3 header size up to ESP extension */
 420                 l3len = sizeof(struct ip6_hdr);
 421                 p = rte_pktmbuf_mtod(pkt, uint8_t *);
 422                 while (next_proto != IPPROTO_ESP && l3len < pkt->data_len &&
 423                         (next_proto = rte_ipv6_get_next_ext(p + l3len,
 424                                                 next_proto, &ext_len)) >= 0)
 425                         l3len += ext_len;
 426
 427                 /* drop packet when IPv6 header exceeds first segment length */
 428                 if (unlikely(l3len > pkt->data_len)) {
 429                         free_pkts(&pkt, 1);
 430                         return;
 431                 }
 432
 433                 switch (next_proto) {
 434                 case IPPROTO_ESP:
 435                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 436                         break;
 437                 case IPPROTO_UDP:
 438                         if (app_sa_prm.udp_encap == 1) {
 439                                 udp = rte_pktmbuf_mtod_offset(pkt,
 440                                         struct rte_udp_hdr *, l3len);
 441                                 nat_port = rte_cpu_to_be_16(IPSEC_NAT_T_PORT);
 442                                 if (udp->src_port == nat_port ||
 443                                         udp->dst_port == nat_port){
 444                                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 445                                         pkt->packet_type |=
 446                                                 MBUF_PTYPE_TUNNEL_ESP_IN_UDP;
 447                                         break;
 448                                 }
 449                         }
 450                 /* Fall through */
 451                 default:
 452                         t->ip6.data[t->ip6.num] = &iph6->proto;
 453                         t->ip6.pkts[(t->ip6.num)++] = pkt;
 454                 }
 455                 pkt->l2_len = 0;
 456                 pkt->l3_len = l3len;
 457                 pkt->packet_type |= RTE_PTYPE_L3_IPV6;
 458         } else {
 459                 /* Unknown/Unsupported type, drop the packet */
 460                 RTE_LOG(ERR, IPSEC, "Unsupported packet type 0x%x\n",
 461                         rte_be_to_cpu_16(eth->ether_type));
 462                 free_pkts(&pkt, 1);
 463                 return;
 464         }
 465
 466         /* Check if the packet has been processed inline. For inline protocol
 467          * processed packets, the metadata in the mbuf can be used to identify
 468          * the security processing done on the packet. The metadata will be
 469          * used to retrieve the application registered userdata associated
 470          * with the security session.
 471          */
 472
 473         if (pkt->ol_flags & RTE_MBUF_F_RX_SEC_OFFLOAD &&
 474                         rte_security_dynfield_is_registered()) {
 475                 struct ipsec_sa *sa;
 476                 struct ipsec_mbuf_metadata *priv;
 477                 struct rte_security_ctx *ctx = (struct rte_security_ctx *)
 478                                                 rte_eth_dev_get_sec_ctx(
 479                                                 pkt->port);
 480
 481                 /* Retrieve the userdata registered. Here, the userdata
 482                  * registered is the SA pointer.
 483                  */
 484                 sa = (struct ipsec_sa *)rte_security_get_userdata(ctx,
 485                                 *rte_security_dynfield(pkt));
 486                 if (sa == NULL) {
 487                         /* userdata could not be retrieved */
 488                         return;
 489                 }
 490
 491                 /* Save SA as priv member in mbuf. This will be used in the
 492                  * IPsec selector(SP-SA) check.
 493                  */
 494
 495                 priv = get_priv(pkt);
 496                 priv->sa = sa;
 497         }
 498 }
 499
 500 static inline void
 501 prepare_traffic(struct rte_mbuf **pkts, struct ipsec_traffic *t,
 502                 uint16_t nb_pkts)
 503 {
 504         int32_t i;
 505
 506         t->ipsec.num = 0;
 507         t->ip4.num = 0;
 508         t->ip6.num = 0;
 509
 510         for (i = 0; i < (nb_pkts - PREFETCH_OFFSET); i++) {
 511                 rte_prefetch0(rte_pktmbuf_mtod(pkts[i + PREFETCH_OFFSET],
 512                                         void *));
 513                 prepare_one_packet(pkts[i], t);
 514         }
 515         /* Process left packets */
 516         for (; i < nb_pkts; i++)
 517                 prepare_one_packet(pkts[i], t);
 518 }
 519
 520 static inline void
 521 prepare_tx_pkt(struct rte_mbuf *pkt, uint16_t port,
 522                 const struct lcore_conf *qconf)
 523 {
 524         struct ip *ip;
 525         struct rte_ether_hdr *ethhdr;
 526
 527         ip = rte_pktmbuf_mtod(pkt, struct ip *);
 528
 529         ethhdr = (struct rte_ether_hdr *)
 530                 rte_pktmbuf_prepend(pkt, RTE_ETHER_HDR_LEN);
 531
 532         if (ip->ip_v == IPVERSION) {
 533                 pkt->ol_flags |= qconf->outbound.ipv4_offloads;
 534                 pkt->l3_len = sizeof(struct ip);
 535                 pkt->l2_len = RTE_ETHER_HDR_LEN;
 536
 537                 ip->ip_sum = 0;
 538
 539                 /* calculate IPv4 cksum in SW */
 540                 if ((pkt->ol_flags & RTE_MBUF_F_TX_IP_CKSUM) == 0)
 541                         ip->ip_sum = rte_ipv4_cksum((struct rte_ipv4_hdr *)ip);
 542
 543                 ethhdr->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
 544         } else {
 545                 pkt->ol_flags |= qconf->outbound.ipv6_offloads;
 546                 pkt->l3_len = sizeof(struct ip6_hdr);
 547                 pkt->l2_len = RTE_ETHER_HDR_LEN;
 548
 549                 ethhdr->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
 550         }
 551
 552         memcpy(&ethhdr->src_addr, &ethaddr_tbl[port].src,
 553                         sizeof(struct rte_ether_addr));
 554         memcpy(&ethhdr->dst_addr, &ethaddr_tbl[port].dst,
 555                         sizeof(struct rte_ether_addr));
 556 }
 557
 558 static inline void
 559 prepare_tx_burst(struct rte_mbuf *pkts[], uint16_t nb_pkts, uint16_t port,
 560                 const struct lcore_conf *qconf)
 561 {
 562         int32_t i;
 563         const int32_t prefetch_offset = 2;
 564
 565         for (i = 0; i < (nb_pkts - prefetch_offset); i++) {
 566                 rte_mbuf_prefetch_part2(pkts[i + prefetch_offset]);
 567                 prepare_tx_pkt(pkts[i], port, qconf);
 568         }
 569         /* Process left packets */
 570         for (; i < nb_pkts; i++)
 571                 prepare_tx_pkt(pkts[i], port, qconf);
 572 }
 573
 574 /* Send burst of packets on an output interface */
 575 static inline int32_t
 576 send_burst(struct lcore_conf *qconf, uint16_t n, uint16_t port)
 577 {
 578         struct rte_mbuf **m_table;
 579         int32_t ret;
 580         uint16_t queueid;
 581
 582         queueid = qconf->tx_queue_id[port];
 583         m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table;
 584
 585         prepare_tx_burst(m_table, n, port, qconf);
 586
 587         ret = rte_eth_tx_burst(port, queueid, m_table, n);
 588
 589         core_stats_update_tx(ret);
 590
 591         if (unlikely(ret < n)) {
 592                 do {
 593                         free_pkts(&m_table[ret], 1);
 594                 } while (++ret < n);
 595         }
 596
 597         return 0;
 598 }
 599
 600 /*
 601  * Helper function to fragment and queue for TX one packet.
 602  */
 603 static inline uint32_t
 604 send_fragment_packet(struct lcore_conf *qconf, struct rte_mbuf *m,
 605         uint16_t port, uint8_t proto)
 606 {
 607         struct buffer *tbl;
 608         uint32_t len, n;
 609         int32_t rc;
 610
 611         tbl =  qconf->tx_mbufs + port;
 612         len = tbl->len;
 613
 614         /* free space for new fragments */
 615         if (len + RTE_LIBRTE_IP_FRAG_MAX_FRAG >=  RTE_DIM(tbl->m_table)) {
 616                 send_burst(qconf, len, port);
 617                 len = 0;
 618         }
 619
 620         n = RTE_DIM(tbl->m_table) - len;
 621
 622         if (proto == IPPROTO_IP)
 623                 rc = rte_ipv4_fragment_packet(m, tbl->m_table + len,
 624                         n, mtu_size, qconf->frag.pool_dir,
 625                         qconf->frag.pool_indir);
 626         else
 627                 rc = rte_ipv6_fragment_packet(m, tbl->m_table + len,
 628                         n, mtu_size, qconf->frag.pool_dir,
 629                         qconf->frag.pool_indir);
 630
 631         if (rc >= 0)
 632                 len += rc;
 633         else
 634                 RTE_LOG(ERR, IPSEC,
 635                         "%s: failed to fragment packet with size %u, "
 636                         "error code: %d\n",
 637                         __func__, m->pkt_len, rte_errno);
 638
 639         free_pkts(&m, 1);
 640         return len;
 641 }
 642
 643 /* Enqueue a single packet, and send burst if queue is filled */
 644 static inline int32_t
 645 send_single_packet(struct rte_mbuf *m, uint16_t port, uint8_t proto)
 646 {
 647         uint32_t lcore_id;
 648         uint16_t len;
 649         struct lcore_conf *qconf;
 650
 651         lcore_id = rte_lcore_id();
 652
 653         qconf = &lcore_conf[lcore_id];
 654         len = qconf->tx_mbufs[port].len;
 655
 656         if (m->pkt_len <= mtu_size) {
 657                 qconf->tx_mbufs[port].m_table[len] = m;
 658                 len++;
 659
 660         /* need to fragment the packet */
 661         } else if (frag_tbl_sz > 0)
 662                 len = send_fragment_packet(qconf, m, port, proto);
 663         else
 664                 free_pkts(&m, 1);
 665
 666         /* enough pkts to be sent */
 667         if (unlikely(len == MAX_PKT_BURST)) {
 668                 send_burst(qconf, MAX_PKT_BURST, port);
 669                 len = 0;
 670         }
 671
 672         qconf->tx_mbufs[port].len = len;
 673         return 0;
 674 }
 675
 676 static inline void
 677 inbound_sp_sa(struct sp_ctx *sp, struct sa_ctx *sa, struct traffic_type *ip,
 678                 uint16_t lim)
 679 {
 680         struct rte_mbuf *m;
 681         uint32_t i, j, res, sa_idx;
 682
 683         if (ip->num == 0 || sp == NULL)
 684                 return;
 685
 686         rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
 687                         ip->num, DEFAULT_MAX_CATEGORIES);
 688
 689         j = 0;
 690         for (i = 0; i < ip->num; i++) {
 691                 m = ip->pkts[i];
 692                 res = ip->res[i];
 693                 if (res == BYPASS) {
 694                         ip->pkts[j++] = m;
 695                         continue;
 696                 }
 697                 if (res == DISCARD) {
 698                         free_pkts(&m, 1);
 699                         continue;
 700                 }
 701
 702                 /* Only check SPI match for processed IPSec packets */
 703                 if (i < lim && ((m->ol_flags & RTE_MBUF_F_RX_SEC_OFFLOAD) == 0)) {
 704                         free_pkts(&m, 1);
 705                         continue;
 706                 }
 707
 708                 sa_idx = res - 1;
 709                 if (!inbound_sa_check(sa, m, sa_idx)) {
 710                         free_pkts(&m, 1);
 711                         continue;
 712                 }
 713                 ip->pkts[j++] = m;
 714         }
 715         ip->num = j;
 716 }
 717
 718 static void
 719 split46_traffic(struct ipsec_traffic *trf, struct rte_mbuf *mb[], uint32_t num)
 720 {
 721         uint32_t i, n4, n6;
 722         struct ip *ip;
 723         struct rte_mbuf *m;
 724
 725         n4 = trf->ip4.num;
 726         n6 = trf->ip6.num;
 727
 728         for (i = 0; i < num; i++) {
 729
 730                 m = mb[i];
 731                 ip = rte_pktmbuf_mtod(m, struct ip *);
 732
 733                 if (ip->ip_v == IPVERSION) {
 734                         trf->ip4.pkts[n4] = m;
 735                         trf->ip4.data[n4] = rte_pktmbuf_mtod_offset(m,
 736                                         uint8_t *, offsetof(struct ip, ip_p));
 737                         n4++;
 738                 } else if (ip->ip_v == IP6_VERSION) {
 739                         trf->ip6.pkts[n6] = m;
 740                         trf->ip6.data[n6] = rte_pktmbuf_mtod_offset(m,
 741                                         uint8_t *,
 742                                         offsetof(struct ip6_hdr, ip6_nxt));
 743                         n6++;
 744                 } else
 745                         free_pkts(&m, 1);
 746         }
 747
 748         trf->ip4.num = n4;
 749         trf->ip6.num = n6;
 750 }
 751
 752
 753 static inline void
 754 process_pkts_inbound(struct ipsec_ctx *ipsec_ctx,
 755                 struct ipsec_traffic *traffic)
 756 {
 757         uint16_t nb_pkts_in, n_ip4, n_ip6;
 758
 759         n_ip4 = traffic->ip4.num;
 760         n_ip6 = traffic->ip6.num;
 761
 762         if (app_sa_prm.enable == 0) {
 763                 nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
 764                                 traffic->ipsec.num, MAX_PKT_BURST);
 765                 split46_traffic(traffic, traffic->ipsec.pkts, nb_pkts_in);
 766         } else {
 767                 inbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.pkts,
 768                         traffic->ipsec.saptr, traffic->ipsec.num);
 769                 ipsec_process(ipsec_ctx, traffic);
 770         }
 771
 772         inbound_sp_sa(ipsec_ctx->sp4_ctx, ipsec_ctx->sa_ctx, &traffic->ip4,
 773                         n_ip4);
 774
 775         inbound_sp_sa(ipsec_ctx->sp6_ctx, ipsec_ctx->sa_ctx, &traffic->ip6,
 776                         n_ip6);
 777 }
 778
 779 static inline void
 780 outbound_sp(struct sp_ctx *sp, struct traffic_type *ip,
 781                 struct traffic_type *ipsec)
 782 {
 783         struct rte_mbuf *m;
 784         uint32_t i, j, sa_idx;
 785
 786         if (ip->num == 0 || sp == NULL)
 787                 return;
 788
 789         rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
 790                         ip->num, DEFAULT_MAX_CATEGORIES);
 791
 792         j = 0;
 793         for (i = 0; i < ip->num; i++) {
 794                 m = ip->pkts[i];
 795                 sa_idx = ip->res[i] - 1;
 796                 if (ip->res[i] == DISCARD)
 797                         free_pkts(&m, 1);
 798                 else if (ip->res[i] == BYPASS)
 799                         ip->pkts[j++] = m;
 800                 else {
 801                         ipsec->res[ipsec->num] = sa_idx;
 802                         ipsec->pkts[ipsec->num++] = m;
 803                 }
 804         }
 805         ip->num = j;
 806 }
 807
 808 static inline void
 809 process_pkts_outbound(struct ipsec_ctx *ipsec_ctx,
 810                 struct ipsec_traffic *traffic)
 811 {
 812         struct rte_mbuf *m;
 813         uint16_t idx, nb_pkts_out, i;
 814
 815         /* Drop any IPsec traffic from protected ports */
 816         free_pkts(traffic->ipsec.pkts, traffic->ipsec.num);
 817
 818         traffic->ipsec.num = 0;
 819
 820         outbound_sp(ipsec_ctx->sp4_ctx, &traffic->ip4, &traffic->ipsec);
 821
 822         outbound_sp(ipsec_ctx->sp6_ctx, &traffic->ip6, &traffic->ipsec);
 823
 824         if (app_sa_prm.enable == 0) {
 825
 826                 nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ipsec.pkts,
 827                                 traffic->ipsec.res, traffic->ipsec.num,
 828                                 MAX_PKT_BURST);
 829
 830                 for (i = 0; i < nb_pkts_out; i++) {
 831                         m = traffic->ipsec.pkts[i];
 832                         struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
 833                         if (ip->ip_v == IPVERSION) {
 834                                 idx = traffic->ip4.num++;
 835                                 traffic->ip4.pkts[idx] = m;
 836                         } else {
 837                                 idx = traffic->ip6.num++;
 838                                 traffic->ip6.pkts[idx] = m;
 839                         }
 840                 }
 841         } else {
 842                 outbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.res,
 843                         traffic->ipsec.saptr, traffic->ipsec.num);
 844                 ipsec_process(ipsec_ctx, traffic);
 845         }
 846 }
 847
 848 static inline void
 849 process_pkts_inbound_nosp(struct ipsec_ctx *ipsec_ctx,
 850                 struct ipsec_traffic *traffic)
 851 {
 852         struct rte_mbuf *m;
 853         uint32_t nb_pkts_in, i, idx;
 854
 855         if (app_sa_prm.enable == 0) {
 856
 857                 nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
 858                                 traffic->ipsec.num, MAX_PKT_BURST);
 859
 860                 for (i = 0; i < nb_pkts_in; i++) {
 861                         m = traffic->ipsec.pkts[i];
 862                         struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
 863                         if (ip->ip_v == IPVERSION) {
 864                                 idx = traffic->ip4.num++;
 865                                 traffic->ip4.pkts[idx] = m;
 866                         } else {
 867                                 idx = traffic->ip6.num++;
 868                                 traffic->ip6.pkts[idx] = m;
 869                         }
 870                 }
 871         } else {
 872                 inbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.pkts,
 873                         traffic->ipsec.saptr, traffic->ipsec.num);
 874                 ipsec_process(ipsec_ctx, traffic);
 875         }
 876 }
 877
 878 static inline void
 879 process_pkts_outbound_nosp(struct ipsec_ctx *ipsec_ctx,
 880                 struct ipsec_traffic *traffic)
 881 {
 882         struct rte_mbuf *m;
 883         uint32_t nb_pkts_out, i, n;
 884         struct ip *ip;
 885
 886         /* Drop any IPsec traffic from protected ports */
 887         free_pkts(traffic->ipsec.pkts, traffic->ipsec.num);
 888
 889         n = 0;
 890
 891         for (i = 0; i < traffic->ip4.num; i++) {
 892                 traffic->ipsec.pkts[n] = traffic->ip4.pkts[i];
 893                 traffic->ipsec.res[n++] = single_sa_idx;
 894         }
 895
 896         for (i = 0; i < traffic->ip6.num; i++) {
 897                 traffic->ipsec.pkts[n] = traffic->ip6.pkts[i];
 898                 traffic->ipsec.res[n++] = single_sa_idx;
 899         }
 900
 901         traffic->ip4.num = 0;
 902         traffic->ip6.num = 0;
 903         traffic->ipsec.num = n;
 904
 905         if (app_sa_prm.enable == 0) {
 906
 907                 nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ipsec.pkts,
 908                                 traffic->ipsec.res, traffic->ipsec.num,
 909                                 MAX_PKT_BURST);
 910
 911                 /* They all sue the same SA (ip4 or ip6 tunnel) */
 912                 m = traffic->ipsec.pkts[0];
 913                 ip = rte_pktmbuf_mtod(m, struct ip *);
 914                 if (ip->ip_v == IPVERSION) {
 915                         traffic->ip4.num = nb_pkts_out;
 916                         for (i = 0; i < nb_pkts_out; i++)
 917                                 traffic->ip4.pkts[i] = traffic->ipsec.pkts[i];
 918                 } else {
 919                         traffic->ip6.num = nb_pkts_out;
 920                         for (i = 0; i < nb_pkts_out; i++)
 921                                 traffic->ip6.pkts[i] = traffic->ipsec.pkts[i];
 922                 }
 923         } else {
 924                 outbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.res,
 925                         traffic->ipsec.saptr, traffic->ipsec.num);
 926                 ipsec_process(ipsec_ctx, traffic);
 927         }
 928 }
 929
 930 static inline int32_t
 931 get_hop_for_offload_pkt(struct rte_mbuf *pkt, int is_ipv6)
 932 {
 933         struct ipsec_mbuf_metadata *priv;
 934         struct ipsec_sa *sa;
 935
 936         priv = get_priv(pkt);
 937
 938         sa = priv->sa;
 939         if (unlikely(sa == NULL)) {
 940                 RTE_LOG(ERR, IPSEC, "SA not saved in private data\n");
 941                 goto fail;
 942         }
 943
 944         if (is_ipv6)
 945                 return sa->portid;
 946
 947         /* else */
 948         return (sa->portid | RTE_LPM_LOOKUP_SUCCESS);
 949
 950 fail:
 951         if (is_ipv6)
 952                 return -1;
 953
 954         /* else */
 955         return 0;
 956 }
 957
 958 static inline void
 959 route4_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
 960 {
 961         uint32_t hop[MAX_PKT_BURST * 2];
 962         uint32_t dst_ip[MAX_PKT_BURST * 2];
 963         int32_t pkt_hop = 0;
 964         uint16_t i, offset;
 965         uint16_t lpm_pkts = 0;
 966
 967         if (nb_pkts == 0)
 968                 return;
 969
 970         /* Need to do an LPM lookup for non-inline packets. Inline packets will
 971          * have port ID in the SA
 972          */
 973
 974         for (i = 0; i < nb_pkts; i++) {
 975                 if (!(pkts[i]->ol_flags & RTE_MBUF_F_TX_SEC_OFFLOAD)) {
 976                         /* Security offload not enabled. So an LPM lookup is
 977                          * required to get the hop
 978                          */
 979                         offset = offsetof(struct ip, ip_dst);
 980                         dst_ip[lpm_pkts] = *rte_pktmbuf_mtod_offset(pkts[i],
 981                                         uint32_t *, offset);
 982                         dst_ip[lpm_pkts] = rte_be_to_cpu_32(dst_ip[lpm_pkts]);
 983                         lpm_pkts++;
 984                 }
 985         }
 986
 987         rte_lpm_lookup_bulk((struct rte_lpm *)rt_ctx, dst_ip, hop, lpm_pkts);
 988
 989         lpm_pkts = 0;
 990
 991         for (i = 0; i < nb_pkts; i++) {
 992                 if (pkts[i]->ol_flags & RTE_MBUF_F_TX_SEC_OFFLOAD) {
 993                         /* Read hop from the SA */
 994                         pkt_hop = get_hop_for_offload_pkt(pkts[i], 0);
 995                 } else {
 996                         /* Need to use hop returned by lookup */
 997                         pkt_hop = hop[lpm_pkts++];
 998                 }
 999
1000                 if ((pkt_hop & RTE_LPM_LOOKUP_SUCCESS) == 0) {
1001                         free_pkts(&pkts[i], 1);
1002                         continue;
1003                 }
1004                 send_single_packet(pkts[i], pkt_hop & 0xff, IPPROTO_IP);
1005         }
1006 }
1007
1008 static inline void
1009 route6_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
1010 {
1011         int32_t hop[MAX_PKT_BURST * 2];
1012         uint8_t dst_ip[MAX_PKT_BURST * 2][16];
1013         uint8_t *ip6_dst;
1014         int32_t pkt_hop = 0;
1015         uint16_t i, offset;
1016         uint16_t lpm_pkts = 0;
1017
1018         if (nb_pkts == 0)
1019                 return;
1020
1021         /* Need to do an LPM lookup for non-inline packets. Inline packets will
1022          * have port ID in the SA
1023          */
1024
1025         for (i = 0; i < nb_pkts; i++) {
1026                 if (!(pkts[i]->ol_flags & RTE_MBUF_F_TX_SEC_OFFLOAD)) {
1027                         /* Security offload not enabled. So an LPM lookup is
1028                          * required to get the hop
1029                          */
1030                         offset = offsetof(struct ip6_hdr, ip6_dst);
1031                         ip6_dst = rte_pktmbuf_mtod_offset(pkts[i], uint8_t *,
1032                                         offset);
1033                         memcpy(&dst_ip[lpm_pkts][0], ip6_dst, 16);
1034                         lpm_pkts++;
1035                 }
1036         }
1037
1038         rte_lpm6_lookup_bulk_func((struct rte_lpm6 *)rt_ctx, dst_ip, hop,
1039                         lpm_pkts);
1040
1041         lpm_pkts = 0;
1042
1043         for (i = 0; i < nb_pkts; i++) {
1044                 if (pkts[i]->ol_flags & RTE_MBUF_F_TX_SEC_OFFLOAD) {
1045                         /* Read hop from the SA */
1046                         pkt_hop = get_hop_for_offload_pkt(pkts[i], 1);
1047                 } else {
1048                         /* Need to use hop returned by lookup */
1049                         pkt_hop = hop[lpm_pkts++];
1050                 }
1051
1052                 if (pkt_hop == -1) {
1053                         free_pkts(&pkts[i], 1);
1054                         continue;
1055                 }
1056                 send_single_packet(pkts[i], pkt_hop & 0xff, IPPROTO_IPV6);
1057         }
1058 }
1059
1060 static inline void
1061 process_pkts(struct lcore_conf *qconf, struct rte_mbuf **pkts,
1062                 uint8_t nb_pkts, uint16_t portid)
1063 {
1064         struct ipsec_traffic traffic;
1065
1066         prepare_traffic(pkts, &traffic, nb_pkts);
1067
1068         if (unlikely(single_sa)) {
1069                 if (is_unprotected_port(portid))
1070                         process_pkts_inbound_nosp(&qconf->inbound, &traffic);
1071                 else
1072                         process_pkts_outbound_nosp(&qconf->outbound, &traffic);
1073         } else {
1074                 if (is_unprotected_port(portid))
1075                         process_pkts_inbound(&qconf->inbound, &traffic);
1076                 else
1077                         process_pkts_outbound(&qconf->outbound, &traffic);
1078         }
1079
1080         route4_pkts(qconf->rt4_ctx, traffic.ip4.pkts, traffic.ip4.num);
1081         route6_pkts(qconf->rt6_ctx, traffic.ip6.pkts, traffic.ip6.num);
1082 }
1083
1084 static inline void
1085 drain_tx_buffers(struct lcore_conf *qconf)
1086 {
1087         struct buffer *buf;
1088         uint32_t portid;
1089
1090         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
1091                 buf = &qconf->tx_mbufs[portid];
1092                 if (buf->len == 0)
1093                         continue;
1094                 send_burst(qconf, buf->len, portid);
1095                 buf->len = 0;
1096         }
1097 }
1098
1099 static inline void
1100 drain_crypto_buffers(struct lcore_conf *qconf)
1101 {
1102         uint32_t i;
1103         struct ipsec_ctx *ctx;
1104
1105         /* drain inbound buffers*/
1106         ctx = &qconf->inbound;
1107         for (i = 0; i != ctx->nb_qps; i++) {
1108                 if (ctx->tbl[i].len != 0)
1109                         enqueue_cop_burst(ctx->tbl  + i);
1110         }
1111
1112         /* drain outbound buffers*/
1113         ctx = &qconf->outbound;
1114         for (i = 0; i != ctx->nb_qps; i++) {
1115                 if (ctx->tbl[i].len != 0)
1116                         enqueue_cop_burst(ctx->tbl  + i);
1117         }
1118 }
1119
1120 static void
1121 drain_inbound_crypto_queues(const struct lcore_conf *qconf,
1122                 struct ipsec_ctx *ctx)
1123 {
1124         uint32_t n;
1125         struct ipsec_traffic trf;
1126
1127         if (app_sa_prm.enable == 0) {
1128
1129                 /* dequeue packets from crypto-queue */
1130                 n = ipsec_inbound_cqp_dequeue(ctx, trf.ipsec.pkts,
1131                         RTE_DIM(trf.ipsec.pkts));
1132
1133                 trf.ip4.num = 0;
1134                 trf.ip6.num = 0;
1135
1136                 /* split traffic by ipv4-ipv6 */
1137                 split46_traffic(&trf, trf.ipsec.pkts, n);
1138         } else
1139                 ipsec_cqp_process(ctx, &trf);
1140
1141         /* process ipv4 packets */
1142         if (trf.ip4.num != 0) {
1143                 inbound_sp_sa(ctx->sp4_ctx, ctx->sa_ctx, &trf.ip4, 0);
1144                 route4_pkts(qconf->rt4_ctx, trf.ip4.pkts, trf.ip4.num);
1145         }
1146
1147         /* process ipv6 packets */
1148         if (trf.ip6.num != 0) {
1149                 inbound_sp_sa(ctx->sp6_ctx, ctx->sa_ctx, &trf.ip6, 0);
1150                 route6_pkts(qconf->rt6_ctx, trf.ip6.pkts, trf.ip6.num);
1151         }
1152 }
1153
1154 static void
1155 drain_outbound_crypto_queues(const struct lcore_conf *qconf,
1156                 struct ipsec_ctx *ctx)
1157 {
1158         uint32_t n;
1159         struct ipsec_traffic trf;
1160
1161         if (app_sa_prm.enable == 0) {
1162
1163                 /* dequeue packets from crypto-queue */
1164                 n = ipsec_outbound_cqp_dequeue(ctx, trf.ipsec.pkts,
1165                         RTE_DIM(trf.ipsec.pkts));
1166
1167                 trf.ip4.num = 0;
1168                 trf.ip6.num = 0;
1169
1170                 /* split traffic by ipv4-ipv6 */
1171                 split46_traffic(&trf, trf.ipsec.pkts, n);
1172         } else
1173                 ipsec_cqp_process(ctx, &trf);
1174
1175         /* process ipv4 packets */
1176         if (trf.ip4.num != 0)
1177                 route4_pkts(qconf->rt4_ctx, trf.ip4.pkts, trf.ip4.num);
1178
1179         /* process ipv6 packets */
1180         if (trf.ip6.num != 0)
1181                 route6_pkts(qconf->rt6_ctx, trf.ip6.pkts, trf.ip6.num);
1182 }
1183
1184 /* main processing loop */
1185 void
1186 ipsec_poll_mode_worker(void)
1187 {
1188         struct rte_mbuf *pkts[MAX_PKT_BURST];
1189         uint32_t lcore_id;
1190         uint64_t prev_tsc, diff_tsc, cur_tsc;
1191         int32_t i, nb_rx;
1192         uint16_t portid;
1193         uint8_t queueid;
1194         struct lcore_conf *qconf;
1195         int32_t rc, socket_id;
1196         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1)
1197                         / US_PER_S * BURST_TX_DRAIN_US;
1198         struct lcore_rx_queue *rxql;
1199
1200         prev_tsc = 0;
1201         lcore_id = rte_lcore_id();
1202         qconf = &lcore_conf[lcore_id];
1203         rxql = qconf->rx_queue_list;
1204         socket_id = rte_lcore_to_socket_id(lcore_id);
1205
1206         qconf->rt4_ctx = socket_ctx[socket_id].rt_ip4;
1207         qconf->rt6_ctx = socket_ctx[socket_id].rt_ip6;
1208         qconf->inbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_in;
1209         qconf->inbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_in;
1210         qconf->inbound.sa_ctx = socket_ctx[socket_id].sa_in;
1211         qconf->inbound.cdev_map = cdev_map_in;
1212         qconf->inbound.session_pool = socket_ctx[socket_id].session_pool;
1213         qconf->inbound.session_priv_pool =
1214                         socket_ctx[socket_id].session_priv_pool;
1215         qconf->outbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_out;
1216         qconf->outbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_out;
1217         qconf->outbound.sa_ctx = socket_ctx[socket_id].sa_out;
1218         qconf->outbound.cdev_map = cdev_map_out;
1219         qconf->outbound.session_pool = socket_ctx[socket_id].session_pool;
1220         qconf->outbound.session_priv_pool =
1221                         socket_ctx[socket_id].session_priv_pool;
1222         qconf->frag.pool_dir = socket_ctx[socket_id].mbuf_pool;
1223         qconf->frag.pool_indir = socket_ctx[socket_id].mbuf_pool_indir;
1224
1225         rc = ipsec_sad_lcore_cache_init(app_sa_prm.cache_sz);
1226         if (rc != 0) {
1227                 RTE_LOG(ERR, IPSEC,
1228                         "SAD cache init on lcore %u, failed with code: %d\n",
1229                         lcore_id, rc);
1230                 return;
1231         }
1232
1233         if (qconf->nb_rx_queue == 0) {
1234                 RTE_LOG(DEBUG, IPSEC, "lcore %u has nothing to do\n",
1235                         lcore_id);
1236                 return;
1237         }
1238
1239         RTE_LOG(INFO, IPSEC, "entering main loop on lcore %u\n", lcore_id);
1240
1241         for (i = 0; i < qconf->nb_rx_queue; i++) {
1242                 portid = rxql[i].port_id;
1243                 queueid = rxql[i].queue_id;
1244                 RTE_LOG(INFO, IPSEC,
1245                         " -- lcoreid=%u portid=%u rxqueueid=%hhu\n",
1246                         lcore_id, portid, queueid);
1247         }
1248
1249         while (!force_quit) {
1250                 cur_tsc = rte_rdtsc();
1251
1252                 /* TX queue buffer drain */
1253                 diff_tsc = cur_tsc - prev_tsc;
1254
1255                 if (unlikely(diff_tsc > drain_tsc)) {
1256                         drain_tx_buffers(qconf);
1257                         drain_crypto_buffers(qconf);
1258                         prev_tsc = cur_tsc;
1259                 }
1260
1261                 for (i = 0; i < qconf->nb_rx_queue; ++i) {
1262
1263                         /* Read packets from RX queues */
1264                         portid = rxql[i].port_id;
1265                         queueid = rxql[i].queue_id;
1266                         nb_rx = rte_eth_rx_burst(portid, queueid,
1267                                         pkts, MAX_PKT_BURST);
1268
1269                         if (nb_rx > 0) {
1270                                 core_stats_update_rx(nb_rx);
1271                                 process_pkts(qconf, pkts, nb_rx, portid);
1272                         }
1273
1274                         /* dequeue and process completed crypto-ops */
1275                         if (is_unprotected_port(portid))
1276                                 drain_inbound_crypto_queues(qconf,
1277                                         &qconf->inbound);
1278                         else
1279                                 drain_outbound_crypto_queues(qconf,
1280                                         &qconf->outbound);
1281                 }
1282         }
1283 }
1284
1285 int
1286 check_flow_params(uint16_t fdir_portid, uint8_t fdir_qid)
1287 {
1288         uint16_t i;
1289         uint16_t portid;
1290         uint8_t queueid;
1291
1292         for (i = 0; i < nb_lcore_params; ++i) {
1293                 portid = lcore_params_array[i].port_id;
1294                 if (portid == fdir_portid) {
1295                         queueid = lcore_params_array[i].queue_id;
1296                         if (queueid == fdir_qid)
1297                                 break;
1298                 }
1299
1300                 if (i == nb_lcore_params - 1)
1301                         return -1;
1302         }
1303
1304         return 1;
1305 }
1306
1307 static int32_t
1308 check_poll_mode_params(struct eh_conf *eh_conf)
1309 {
1310         uint8_t lcore;
1311         uint16_t portid;
1312         uint16_t i;
1313         int32_t socket_id;
1314
1315         if (!eh_conf)
1316                 return -EINVAL;
1317
1318         if (eh_conf->mode != EH_PKT_TRANSFER_MODE_POLL)
1319                 return 0;
1320
1321         if (lcore_params == NULL) {
1322                 printf("Error: No port/queue/core mappings\n");
1323                 return -1;
1324         }
1325
1326         for (i = 0; i < nb_lcore_params; ++i) {
1327                 lcore = lcore_params[i].lcore_id;
1328                 if (!rte_lcore_is_enabled(lcore)) {
1329                         printf("error: lcore %hhu is not enabled in "
1330                                 "lcore mask\n", lcore);
1331                         return -1;
1332                 }
1333                 socket_id = rte_lcore_to_socket_id(lcore);
1334                 if (socket_id != 0 && numa_on == 0) {
1335                         printf("warning: lcore %hhu is on socket %d "
1336                                 "with numa off\n",
1337                                 lcore, socket_id);
1338                 }
1339                 portid = lcore_params[i].port_id;
1340                 if ((enabled_port_mask & (1 << portid)) == 0) {
1341                         printf("port %u is not enabled in port mask\n", portid);
1342                         return -1;
1343                 }
1344                 if (!rte_eth_dev_is_valid_port(portid)) {
1345                         printf("port %u is not present on the board\n", portid);
1346                         return -1;
1347                 }
1348         }
1349         return 0;
1350 }
1351
1352 static uint8_t
1353 get_port_nb_rx_queues(const uint16_t port)
1354 {
1355         int32_t queue = -1;
1356         uint16_t i;
1357
1358         for (i = 0; i < nb_lcore_params; ++i) {
1359                 if (lcore_params[i].port_id == port &&
1360                                 lcore_params[i].queue_id > queue)
1361                         queue = lcore_params[i].queue_id;
1362         }
1363         return (uint8_t)(++queue);
1364 }
1365
1366 static int32_t
1367 init_lcore_rx_queues(void)
1368 {
1369         uint16_t i, nb_rx_queue;
1370         uint8_t lcore;
1371
1372         for (i = 0; i < nb_lcore_params; ++i) {
1373                 lcore = lcore_params[i].lcore_id;
1374                 nb_rx_queue = lcore_conf[lcore].nb_rx_queue;
1375                 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
1376                         printf("error: too many queues (%u) for lcore: %u\n",
1377                                         nb_rx_queue + 1, lcore);
1378                         return -1;
1379                 }
1380                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
1381                         lcore_params[i].port_id;
1382                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
1383                         lcore_params[i].queue_id;
1384                 lcore_conf[lcore].nb_rx_queue++;
1385         }
1386         return 0;
1387 }
1388
1389 /* display usage */
1390 static void
1391 print_usage(const char *prgname)
1392 {
1393         fprintf(stderr, "%s [EAL options] --"
1394                 " -p PORTMASK"
1395                 " [-P]"
1396                 " [-u PORTMASK]"
1397                 " [-j FRAMESIZE]"
1398                 " [-l]"
1399                 " [-w REPLAY_WINDOW_SIZE]"
1400                 " [-e]"
1401                 " [-a]"
1402                 " [-c]"
1403                 " [-s NUMBER_OF_MBUFS_IN_PKT_POOL]"
1404                 " -f CONFIG_FILE"
1405                 " --config (port,queue,lcore)[,(port,queue,lcore)]"
1406                 " [--single-sa SAIDX]"
1407                 " [--cryptodev_mask MASK]"
1408                 " [--transfer-mode MODE]"
1409                 " [--event-schedule-type TYPE]"
1410                 " [--" CMD_LINE_OPT_RX_OFFLOAD " RX_OFFLOAD_MASK]"
1411                 " [--" CMD_LINE_OPT_TX_OFFLOAD " TX_OFFLOAD_MASK]"
1412                 " [--" CMD_LINE_OPT_REASSEMBLE " REASSEMBLE_TABLE_SIZE]"
1413                 " [--" CMD_LINE_OPT_MTU " MTU]"
1414                 "\n\n"
1415                 "  -p PORTMASK: Hexadecimal bitmask of ports to configure\n"
1416                 "  -P : Enable promiscuous mode\n"
1417                 "  -u PORTMASK: Hexadecimal bitmask of unprotected ports\n"
1418                 "  -j FRAMESIZE: Data buffer size, minimum (and default)\n"
1419                 "     value: RTE_MBUF_DEFAULT_BUF_SIZE\n"
1420                 "  -l enables code-path that uses librte_ipsec\n"
1421                 "  -w REPLAY_WINDOW_SIZE specifies IPsec SQN replay window\n"
1422                 "     size for each SA\n"
1423                 "  -e enables ESN\n"
1424                 "  -a enables SA SQN atomic behaviour\n"
1425                 "  -c specifies inbound SAD cache size,\n"
1426                 "     zero value disables the cache (default value: 128)\n"
1427                 "  -s number of mbufs in packet pool, if not specified number\n"
1428                 "     of mbufs will be calculated based on number of cores,\n"
1429                 "     ports and crypto queues\n"
1430                 "  -f CONFIG_FILE: Configuration file\n"
1431                 "  --config (port,queue,lcore): Rx queue configuration. In poll\n"
1432                 "                               mode determines which queues from\n"
1433                 "                               which ports are mapped to which cores.\n"
1434                 "                               In event mode this option is not used\n"
1435                 "                               as packets are dynamically scheduled\n"
1436                 "                               to cores by HW.\n"
1437                 "  --single-sa SAIDX: In poll mode use single SA index for\n"
1438                 "                     outbound traffic, bypassing the SP\n"
1439                 "                     In event mode selects driver submode,\n"
1440                 "                     SA index value is ignored\n"
1441                 "  --cryptodev_mask MASK: Hexadecimal bitmask of the crypto\n"
1442                 "                         devices to configure\n"
1443                 "  --transfer-mode MODE\n"
1444                 "               \"poll\"  : Packet transfer via polling (default)\n"
1445                 "               \"event\" : Packet transfer via event device\n"
1446                 "  --event-schedule-type TYPE queue schedule type, used only when\n"
1447                 "                             transfer mode is set to event\n"
1448                 "               \"ordered\"  : Ordered (default)\n"
1449                 "               \"atomic\"   : Atomic\n"
1450                 "               \"parallel\" : Parallel\n"
1451                 "  --" CMD_LINE_OPT_RX_OFFLOAD
1452                 ": bitmask of the RX HW offload capabilities to enable/use\n"
1453                 "                         (RTE_ETH_RX_OFFLOAD_*)\n"
1454                 "  --" CMD_LINE_OPT_TX_OFFLOAD
1455                 ": bitmask of the TX HW offload capabilities to enable/use\n"
1456                 "                         (RTE_ETH_TX_OFFLOAD_*)\n"
1457                 "  --" CMD_LINE_OPT_REASSEMBLE " NUM"
1458                 ": max number of entries in reassemble(fragment) table\n"
1459                 "    (zero (default value) disables reassembly)\n"
1460                 "  --" CMD_LINE_OPT_MTU " MTU"
1461                 ": MTU value on all ports (default value: 1500)\n"
1462                 "    outgoing packets with bigger size will be fragmented\n"
1463                 "    incoming packets with bigger size will be discarded\n"
1464                 "  --" CMD_LINE_OPT_FRAG_TTL " FRAG_TTL_NS"
1465                 ": fragments lifetime in nanoseconds, default\n"
1466                 "    and maximum value is 10.000.000.000 ns (10 s)\n"
1467                 "\n",
1468                 prgname);
1469 }
1470
1471 static int
1472 parse_mask(const char *str, uint64_t *val)
1473 {
1474         char *end;
1475         unsigned long t;
1476
1477         errno = 0;
1478         t = strtoul(str, &end, 0);
1479         if (errno != 0 || end[0] != 0)
1480                 return -EINVAL;
1481
1482         *val = t;
1483         return 0;
1484 }
1485
1486 static int32_t
1487 parse_portmask(const char *portmask)
1488 {
1489         char *end = NULL;
1490         unsigned long pm;
1491
1492         errno = 0;
1493
1494         /* parse hexadecimal string */
1495         pm = strtoul(portmask, &end, 16);
1496         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
1497                 return -1;
1498
1499         if ((pm == 0) && errno)
1500                 return -1;
1501
1502         return pm;
1503 }
1504
1505 static int64_t
1506 parse_decimal(const char *str)
1507 {
1508         char *end = NULL;
1509         uint64_t num;
1510
1511         num = strtoull(str, &end, 10);
1512         if ((str[0] == '\0') || (end == NULL) || (*end != '\0')
1513                 || num > INT64_MAX)
1514                 return -1;
1515
1516         return num;
1517 }
1518
1519 static int32_t
1520 parse_config(const char *q_arg)
1521 {
1522         char s[256];
1523         const char *p, *p0 = q_arg;
1524         char *end;
1525         enum fieldnames {
1526                 FLD_PORT = 0,
1527                 FLD_QUEUE,
1528                 FLD_LCORE,
1529                 _NUM_FLD
1530         };
1531         unsigned long int_fld[_NUM_FLD];
1532         char *str_fld[_NUM_FLD];
1533         int32_t i;
1534         uint32_t size;
1535
1536         nb_lcore_params = 0;
1537
1538         while ((p = strchr(p0, '(')) != NULL) {
1539                 ++p;
1540                 p0 = strchr(p, ')');
1541                 if (p0 == NULL)
1542                         return -1;
1543
1544                 size = p0 - p;
1545                 if (size >= sizeof(s))
1546                         return -1;
1547
1548                 snprintf(s, sizeof(s), "%.*s", size, p);
1549                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') !=
1550                                 _NUM_FLD)
1551                         return -1;
1552                 for (i = 0; i < _NUM_FLD; i++) {
1553                         errno = 0;
1554                         int_fld[i] = strtoul(str_fld[i], &end, 0);
1555                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
1556                                 return -1;
1557                 }
1558                 if (nb_lcore_params >= MAX_LCORE_PARAMS) {
1559                         printf("exceeded max number of lcore params: %hu\n",
1560                                 nb_lcore_params);
1561                         return -1;
1562                 }
1563                 lcore_params_array[nb_lcore_params].port_id =
1564                         (uint8_t)int_fld[FLD_PORT];
1565                 lcore_params_array[nb_lcore_params].queue_id =
1566                         (uint8_t)int_fld[FLD_QUEUE];
1567                 lcore_params_array[nb_lcore_params].lcore_id =
1568                         (uint8_t)int_fld[FLD_LCORE];
1569                 ++nb_lcore_params;
1570         }
1571         lcore_params = lcore_params_array;
1572         return 0;
1573 }
1574
1575 static void
1576 print_app_sa_prm(const struct app_sa_prm *prm)
1577 {
1578         printf("librte_ipsec usage: %s\n",
1579                 (prm->enable == 0) ? "disabled" : "enabled");
1580
1581         printf("replay window size: %u\n", prm->window_size);
1582         printf("ESN: %s\n", (prm->enable_esn == 0) ? "disabled" : "enabled");
1583         printf("SA flags: %#" PRIx64 "\n", prm->flags);
1584         printf("Frag TTL: %" PRIu64 " ns\n", frag_ttl_ns);
1585 }
1586
1587 static int
1588 parse_transfer_mode(struct eh_conf *conf, const char *optarg)
1589 {
1590         if (!strcmp(CMD_LINE_ARG_POLL, optarg))
1591                 conf->mode = EH_PKT_TRANSFER_MODE_POLL;
1592         else if (!strcmp(CMD_LINE_ARG_EVENT, optarg))
1593                 conf->mode = EH_PKT_TRANSFER_MODE_EVENT;
1594         else {
1595                 printf("Unsupported packet transfer mode\n");
1596                 return -EINVAL;
1597         }
1598
1599         return 0;
1600 }
1601
1602 static int
1603 parse_schedule_type(struct eh_conf *conf, const char *optarg)
1604 {
1605         struct eventmode_conf *em_conf = NULL;
1606
1607         /* Get eventmode conf */
1608         em_conf = conf->mode_params;
1609
1610         if (!strcmp(CMD_LINE_ARG_ORDERED, optarg))
1611                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_ORDERED;
1612         else if (!strcmp(CMD_LINE_ARG_ATOMIC, optarg))
1613                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_ATOMIC;
1614         else if (!strcmp(CMD_LINE_ARG_PARALLEL, optarg))
1615                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_PARALLEL;
1616         else {
1617                 printf("Unsupported queue schedule type\n");
1618                 return -EINVAL;
1619         }
1620
1621         return 0;
1622 }
1623
1624 static int32_t
1625 parse_args(int32_t argc, char **argv, struct eh_conf *eh_conf)
1626 {
1627         int opt;
1628         int64_t ret;
1629         char **argvopt;
1630         int32_t option_index;
1631         char *prgname = argv[0];
1632         int32_t f_present = 0;
1633
1634         argvopt = argv;
1635
1636         while ((opt = getopt_long(argc, argvopt, "aelp:Pu:f:j:w:c:s:",
1637                                 lgopts, &option_index)) != EOF) {
1638
1639                 switch (opt) {
1640                 case 'p':
1641                         enabled_port_mask = parse_portmask(optarg);
1642                         if (enabled_port_mask == 0) {
1643                                 printf("invalid portmask\n");
1644                                 print_usage(prgname);
1645                                 return -1;
1646                         }
1647                         break;
1648                 case 'P':
1649                         printf("Promiscuous mode selected\n");
1650                         promiscuous_on = 1;
1651                         break;
1652                 case 'u':
1653                         unprotected_port_mask = parse_portmask(optarg);
1654                         if (unprotected_port_mask == 0) {
1655                                 printf("invalid unprotected portmask\n");
1656                                 print_usage(prgname);
1657                                 return -1;
1658                         }
1659                         break;
1660                 case 'f':
1661                         if (f_present == 1) {
1662                                 printf("\"-f\" option present more than "
1663                                         "once!\n");
1664                                 print_usage(prgname);
1665                                 return -1;
1666                         }
1667                         cfgfile = optarg;
1668                         f_present = 1;
1669                         break;
1670
1671                 case 's':
1672                         ret = parse_decimal(optarg);
1673                         if (ret < 0) {
1674                                 printf("Invalid number of buffers in a pool: "
1675                                         "%s\n", optarg);
1676                                 print_usage(prgname);
1677                                 return -1;
1678                         }
1679
1680                         nb_bufs_in_pool = ret;
1681                         break;
1682
1683                 case 'j':
1684                         ret = parse_decimal(optarg);
1685                         if (ret < RTE_MBUF_DEFAULT_BUF_SIZE ||
1686                                         ret > UINT16_MAX) {
1687                                 printf("Invalid frame buffer size value: %s\n",
1688                                         optarg);
1689                                 print_usage(prgname);
1690                                 return -1;
1691                         }
1692                         frame_buf_size = ret;
1693                         printf("Custom frame buffer size %u\n", frame_buf_size);
1694                         break;
1695                 case 'l':
1696                         app_sa_prm.enable = 1;
1697                         break;
1698                 case 'w':
1699                         app_sa_prm.window_size = parse_decimal(optarg);
1700                         break;
1701                 case 'e':
1702                         app_sa_prm.enable_esn = 1;
1703                         break;
1704                 case 'a':
1705                         app_sa_prm.enable = 1;
1706                         app_sa_prm.flags |= RTE_IPSEC_SAFLAG_SQN_ATOM;
1707                         break;
1708                 case 'c':
1709                         ret = parse_decimal(optarg);
1710                         if (ret < 0) {
1711                                 printf("Invalid SA cache size: %s\n", optarg);
1712                                 print_usage(prgname);
1713                                 return -1;
1714                         }
1715                         app_sa_prm.cache_sz = ret;
1716                         break;
1717                 case CMD_LINE_OPT_CONFIG_NUM:
1718                         ret = parse_config(optarg);
1719                         if (ret) {
1720                                 printf("Invalid config\n");
1721                                 print_usage(prgname);
1722                                 return -1;
1723                         }
1724                         break;
1725                 case CMD_LINE_OPT_SINGLE_SA_NUM:
1726                         ret = parse_decimal(optarg);
1727                         if (ret == -1 || ret > UINT32_MAX) {
1728                                 printf("Invalid argument[sa_idx]\n");
1729                                 print_usage(prgname);
1730                                 return -1;
1731                         }
1732
1733                         /* else */
1734                         single_sa = 1;
1735                         single_sa_idx = ret;
1736                         eh_conf->ipsec_mode = EH_IPSEC_MODE_TYPE_DRIVER;
1737                         printf("Configured with single SA index %u\n",
1738                                         single_sa_idx);
1739                         break;
1740                 case CMD_LINE_OPT_CRYPTODEV_MASK_NUM:
1741                         ret = parse_portmask(optarg);
1742                         if (ret == -1) {
1743                                 printf("Invalid argument[portmask]\n");
1744                                 print_usage(prgname);
1745                                 return -1;
1746                         }
1747
1748                         /* else */
1749                         enabled_cryptodev_mask = ret;
1750                         break;
1751
1752                 case CMD_LINE_OPT_TRANSFER_MODE_NUM:
1753                         ret = parse_transfer_mode(eh_conf, optarg);
1754                         if (ret < 0) {
1755                                 printf("Invalid packet transfer mode\n");
1756                                 print_usage(prgname);
1757                                 return -1;
1758                         }
1759                         break;
1760
1761                 case CMD_LINE_OPT_SCHEDULE_TYPE_NUM:
1762                         ret = parse_schedule_type(eh_conf, optarg);
1763                         if (ret < 0) {
1764                                 printf("Invalid queue schedule type\n");
1765                                 print_usage(prgname);
1766                                 return -1;
1767                         }
1768                         break;
1769
1770                 case CMD_LINE_OPT_RX_OFFLOAD_NUM:
1771                         ret = parse_mask(optarg, &dev_rx_offload);
1772                         if (ret != 0) {
1773                                 printf("Invalid argument for \'%s\': %s\n",
1774                                         CMD_LINE_OPT_RX_OFFLOAD, optarg);
1775                                 print_usage(prgname);
1776                                 return -1;
1777                         }
1778                         break;
1779                 case CMD_LINE_OPT_TX_OFFLOAD_NUM:
1780                         ret = parse_mask(optarg, &dev_tx_offload);
1781                         if (ret != 0) {
1782                                 printf("Invalid argument for \'%s\': %s\n",
1783                                         CMD_LINE_OPT_TX_OFFLOAD, optarg);
1784                                 print_usage(prgname);
1785                                 return -1;
1786                         }
1787                         break;
1788                 case CMD_LINE_OPT_REASSEMBLE_NUM:
1789                         ret = parse_decimal(optarg);
1790                         if (ret < 0 || ret > UINT32_MAX) {
1791                                 printf("Invalid argument for \'%s\': %s\n",
1792                                         CMD_LINE_OPT_REASSEMBLE, optarg);
1793                                 print_usage(prgname);
1794                                 return -1;
1795                         }
1796                         frag_tbl_sz = ret;
1797                         break;
1798                 case CMD_LINE_OPT_MTU_NUM:
1799                         ret = parse_decimal(optarg);
1800                         if (ret < 0 || ret > RTE_IPV4_MAX_PKT_LEN) {
1801                                 printf("Invalid argument for \'%s\': %s\n",
1802                                         CMD_LINE_OPT_MTU, optarg);
1803                                 print_usage(prgname);
1804                                 return -1;
1805                         }
1806                         mtu_size = ret;
1807                         break;
1808                 case CMD_LINE_OPT_FRAG_TTL_NUM:
1809                         ret = parse_decimal(optarg);
1810                         if (ret < 0 || ret > MAX_FRAG_TTL_NS) {
1811                                 printf("Invalid argument for \'%s\': %s\n",
1812                                         CMD_LINE_OPT_MTU, optarg);
1813                                 print_usage(prgname);
1814                                 return -1;
1815                         }
1816                         frag_ttl_ns = ret;
1817                         break;
1818                 default:
1819                         print_usage(prgname);
1820                         return -1;
1821                 }
1822         }
1823
1824         if (f_present == 0) {
1825                 printf("Mandatory option \"-f\" not present\n");
1826                 return -1;
1827         }
1828
1829         /* check do we need to enable multi-seg support */
1830         if (multi_seg_required()) {
1831                 /* legacy mode doesn't support multi-seg */
1832                 app_sa_prm.enable = 1;
1833                 printf("frame buf size: %u, mtu: %u, "
1834                         "number of reassemble entries: %u\n"
1835                         "multi-segment support is required\n",
1836                         frame_buf_size, mtu_size, frag_tbl_sz);
1837         }
1838
1839         print_app_sa_prm(&app_sa_prm);
1840
1841         if (optind >= 0)
1842                 argv[optind-1] = prgname;
1843
1844         ret = optind-1;
1845         optind = 1; /* reset getopt lib */
1846         return ret;
1847 }
1848
1849 static void
1850 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr)
1851 {
1852         char buf[RTE_ETHER_ADDR_FMT_SIZE];
1853         rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr);
1854         printf("%s%s", name, buf);
1855 }
1856
1857 /*
1858  * Update destination ethaddr for the port.
1859  */
1860 int
1861 add_dst_ethaddr(uint16_t port, const struct rte_ether_addr *addr)
1862 {
1863         if (port >= RTE_DIM(ethaddr_tbl))
1864                 return -EINVAL;
1865
1866         ethaddr_tbl[port].dst = ETHADDR_TO_UINT64(addr);
1867         return 0;
1868 }
1869
1870 /* Check the link status of all ports in up to 9s, and print them finally */
1871 static void
1872 check_all_ports_link_status(uint32_t port_mask)
1873 {
1874 #define CHECK_INTERVAL 100 /* 100ms */
1875 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1876         uint16_t portid;
1877         uint8_t count, all_ports_up, print_flag = 0;
1878         struct rte_eth_link link;
1879         int ret;
1880         char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
1881
1882         printf("\nChecking link status");
1883         fflush(stdout);
1884         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1885                 all_ports_up = 1;
1886                 RTE_ETH_FOREACH_DEV(portid) {
1887                         if ((port_mask & (1 << portid)) == 0)
1888                                 continue;
1889                         memset(&link, 0, sizeof(link));
1890                         ret = rte_eth_link_get_nowait(portid, &link);
1891                         if (ret < 0) {
1892                                 all_ports_up = 0;
1893                                 if (print_flag == 1)
1894                                         printf("Port %u link get failed: %s\n",
1895                                                 portid, rte_strerror(-ret));
1896                                 continue;
1897                         }
1898                         /* print link status if flag set */
1899                         if (print_flag == 1) {
1900                                 rte_eth_link_to_str(link_status_text,
1901                                         sizeof(link_status_text), &link);
1902                                 printf("Port %d %s\n", portid,
1903                                        link_status_text);
1904                                 continue;
1905                         }
1906                         /* clear all_ports_up flag if any link down */
1907                         if (link.link_status == RTE_ETH_LINK_DOWN) {
1908                                 all_ports_up = 0;
1909                                 break;
1910                         }
1911                 }
1912                 /* after finally printing all link status, get out */
1913                 if (print_flag == 1)
1914                         break;
1915
1916                 if (all_ports_up == 0) {
1917                         printf(".");
1918                         fflush(stdout);
1919                         rte_delay_ms(CHECK_INTERVAL);
1920                 }
1921
1922                 /* set the print_flag if all ports up or timeout */
1923                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1924                         print_flag = 1;
1925                         printf("done\n");
1926                 }
1927         }
1928 }
1929
1930 static int32_t
1931 add_mapping(struct rte_hash *map, const char *str, uint16_t cdev_id,
1932                 uint16_t qp, struct lcore_params *params,
1933                 struct ipsec_ctx *ipsec_ctx,
1934                 const struct rte_cryptodev_capabilities *cipher,
1935                 const struct rte_cryptodev_capabilities *auth,
1936                 const struct rte_cryptodev_capabilities *aead)
1937 {
1938         int32_t ret = 0;
1939         unsigned long i;
1940         struct cdev_key key = { 0 };
1941
1942         key.lcore_id = params->lcore_id;
1943         if (cipher)
1944                 key.cipher_algo = cipher->sym.cipher.algo;
1945         if (auth)
1946                 key.auth_algo = auth->sym.auth.algo;
1947         if (aead)
1948                 key.aead_algo = aead->sym.aead.algo;
1949
1950         ret = rte_hash_lookup(map, &key);
1951         if (ret != -ENOENT)
1952                 return 0;
1953
1954         for (i = 0; i < ipsec_ctx->nb_qps; i++)
1955                 if (ipsec_ctx->tbl[i].id == cdev_id)
1956                         break;
1957
1958         if (i == ipsec_ctx->nb_qps) {
1959                 if (ipsec_ctx->nb_qps == MAX_QP_PER_LCORE) {
1960                         printf("Maximum number of crypto devices assigned to "
1961                                 "a core, increase MAX_QP_PER_LCORE value\n");
1962                         return 0;
1963                 }
1964                 ipsec_ctx->tbl[i].id = cdev_id;
1965                 ipsec_ctx->tbl[i].qp = qp;
1966                 ipsec_ctx->nb_qps++;
1967                 printf("%s cdev mapping: lcore %u using cdev %u qp %u "
1968                                 "(cdev_id_qp %lu)\n", str, key.lcore_id,
1969                                 cdev_id, qp, i);
1970         }
1971
1972         ret = rte_hash_add_key_data(map, &key, (void *)i);
1973         if (ret < 0) {
1974                 printf("Faled to insert cdev mapping for (lcore %u, "
1975                                 "cdev %u, qp %u), errno %d\n",
1976                                 key.lcore_id, ipsec_ctx->tbl[i].id,
1977                                 ipsec_ctx->tbl[i].qp, ret);
1978                 return 0;
1979         }
1980
1981         return 1;
1982 }
1983
1984 static int32_t
1985 add_cdev_mapping(struct rte_cryptodev_info *dev_info, uint16_t cdev_id,
1986                 uint16_t qp, struct lcore_params *params)
1987 {
1988         int32_t ret = 0;
1989         const struct rte_cryptodev_capabilities *i, *j;
1990         struct rte_hash *map;
1991         struct lcore_conf *qconf;
1992         struct ipsec_ctx *ipsec_ctx;
1993         const char *str;
1994
1995         qconf = &lcore_conf[params->lcore_id];
1996
1997         if ((unprotected_port_mask & (1 << params->port_id)) == 0) {
1998                 map = cdev_map_out;
1999                 ipsec_ctx = &qconf->outbound;
2000                 str = "Outbound";
2001         } else {
2002                 map = cdev_map_in;
2003                 ipsec_ctx = &qconf->inbound;
2004                 str = "Inbound";
2005         }
2006
2007         /* Required cryptodevs with operation chainning */
2008         if (!(dev_info->feature_flags &
2009                                 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
2010                 return ret;
2011
2012         for (i = dev_info->capabilities;
2013                         i->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; i++) {
2014                 if (i->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2015                         continue;
2016
2017                 if (i->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) {
2018                         ret |= add_mapping(map, str, cdev_id, qp, params,
2019                                         ipsec_ctx, NULL, NULL, i);
2020                         continue;
2021                 }
2022
2023                 if (i->sym.xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
2024                         continue;
2025
2026                 for (j = dev_info->capabilities;
2027                                 j->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; j++) {
2028                         if (j->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2029                                 continue;
2030
2031                         if (j->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
2032                                 continue;
2033
2034                         ret |= add_mapping(map, str, cdev_id, qp, params,
2035                                                 ipsec_ctx, i, j, NULL);
2036                 }
2037         }
2038
2039         return ret;
2040 }
2041
2042 /* Check if the device is enabled by cryptodev_mask */
2043 static int
2044 check_cryptodev_mask(uint8_t cdev_id)
2045 {
2046         if (enabled_cryptodev_mask & (1 << cdev_id))
2047                 return 0;
2048
2049         return -1;
2050 }
2051
2052 static uint16_t
2053 cryptodevs_init(uint16_t req_queue_num)
2054 {
2055         struct rte_cryptodev_config dev_conf;
2056         struct rte_cryptodev_qp_conf qp_conf;
2057         uint16_t idx, max_nb_qps, qp, total_nb_qps, i;
2058         int16_t cdev_id;
2059         struct rte_hash_parameters params = { 0 };
2060
2061         const uint64_t mseg_flag = multi_seg_required() ?
2062                                 RTE_CRYPTODEV_FF_IN_PLACE_SGL : 0;
2063
2064         params.entries = CDEV_MAP_ENTRIES;
2065         params.key_len = sizeof(struct cdev_key);
2066         params.hash_func = rte_jhash;
2067         params.hash_func_init_val = 0;
2068         params.socket_id = rte_socket_id();
2069
2070         params.name = "cdev_map_in";
2071         cdev_map_in = rte_hash_create(&params);
2072         if (cdev_map_in == NULL)
2073                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
2074                                 rte_errno);
2075
2076         params.name = "cdev_map_out";
2077         cdev_map_out = rte_hash_create(&params);
2078         if (cdev_map_out == NULL)
2079                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
2080                                 rte_errno);
2081
2082         printf("lcore/cryptodev/qp mappings:\n");
2083
2084         idx = 0;
2085         total_nb_qps = 0;
2086         for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
2087                 struct rte_cryptodev_info cdev_info;
2088
2089                 if (check_cryptodev_mask((uint8_t)cdev_id))
2090                         continue;
2091
2092                 rte_cryptodev_info_get(cdev_id, &cdev_info);
2093
2094                 if ((mseg_flag & cdev_info.feature_flags) != mseg_flag)
2095                         rte_exit(EXIT_FAILURE,
2096                                 "Device %hd does not support \'%s\' feature\n",
2097                                 cdev_id,
2098                                 rte_cryptodev_get_feature_name(mseg_flag));
2099
2100                 if (nb_lcore_params > cdev_info.max_nb_queue_pairs)
2101                         max_nb_qps = cdev_info.max_nb_queue_pairs;
2102                 else
2103                         max_nb_qps = nb_lcore_params;
2104
2105                 qp = 0;
2106                 i = 0;
2107                 while (qp < max_nb_qps && i < nb_lcore_params) {
2108                         if (add_cdev_mapping(&cdev_info, cdev_id, qp,
2109                                                 &lcore_params[idx]))
2110                                 qp++;
2111                         idx++;
2112                         idx = idx % nb_lcore_params;
2113                         i++;
2114                 }
2115
2116                 qp = RTE_MIN(max_nb_qps, RTE_MAX(req_queue_num, qp));
2117                 if (qp == 0)
2118                         continue;
2119
2120                 total_nb_qps += qp;
2121                 dev_conf.socket_id = rte_cryptodev_socket_id(cdev_id);
2122                 dev_conf.nb_queue_pairs = qp;
2123                 dev_conf.ff_disable = RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO;
2124
2125                 uint32_t dev_max_sess = cdev_info.sym.max_nb_sessions;
2126                 if (dev_max_sess != 0 &&
2127                                 dev_max_sess < get_nb_crypto_sessions())
2128                         rte_exit(EXIT_FAILURE,
2129                                 "Device does not support at least %u "
2130                                 "sessions", get_nb_crypto_sessions());
2131
2132                 if (rte_cryptodev_configure(cdev_id, &dev_conf))
2133                         rte_panic("Failed to initialize cryptodev %u\n",
2134                                         cdev_id);
2135
2136                 qp_conf.nb_descriptors = CDEV_QUEUE_DESC;
2137                 qp_conf.mp_session =
2138                         socket_ctx[dev_conf.socket_id].session_pool;
2139                 qp_conf.mp_session_private =
2140                         socket_ctx[dev_conf.socket_id].session_priv_pool;
2141                 for (qp = 0; qp < dev_conf.nb_queue_pairs; qp++)
2142                         if (rte_cryptodev_queue_pair_setup(cdev_id, qp,
2143                                         &qp_conf, dev_conf.socket_id))
2144                                 rte_panic("Failed to setup queue %u for "
2145                                                 "cdev_id %u\n", 0, cdev_id);
2146
2147                 if (rte_cryptodev_start(cdev_id))
2148                         rte_panic("Failed to start cryptodev %u\n",
2149                                         cdev_id);
2150         }
2151
2152         printf("\n");
2153
2154         return total_nb_qps;
2155 }
2156
2157 static void
2158 port_init(uint16_t portid, uint64_t req_rx_offloads, uint64_t req_tx_offloads)
2159 {
2160         struct rte_eth_dev_info dev_info;
2161         struct rte_eth_txconf *txconf;
2162         uint16_t nb_tx_queue, nb_rx_queue;
2163         uint16_t tx_queueid, rx_queueid, queue, lcore_id;
2164         int32_t ret, socket_id;
2165         struct lcore_conf *qconf;
2166         struct rte_ether_addr ethaddr;
2167         struct rte_eth_conf local_port_conf = port_conf;
2168
2169         ret = rte_eth_dev_info_get(portid, &dev_info);
2170         if (ret != 0)
2171                 rte_exit(EXIT_FAILURE,
2172                         "Error during getting device (port %u) info: %s\n",
2173                         portid, strerror(-ret));
2174
2175         /* limit allowed HW offloafs, as user requested */
2176         dev_info.rx_offload_capa &= dev_rx_offload;
2177         dev_info.tx_offload_capa &= dev_tx_offload;
2178
2179         printf("Configuring device port %u:\n", portid);
2180
2181         ret = rte_eth_macaddr_get(portid, &ethaddr);
2182         if (ret != 0)
2183                 rte_exit(EXIT_FAILURE,
2184                         "Error getting MAC address (port %u): %s\n",
2185                         portid, rte_strerror(-ret));
2186
2187         ethaddr_tbl[portid].src = ETHADDR_TO_UINT64(&ethaddr);
2188         print_ethaddr("Address: ", &ethaddr);
2189         printf("\n");
2190
2191         nb_rx_queue = get_port_nb_rx_queues(portid);
2192         nb_tx_queue = nb_lcores;
2193
2194         if (nb_rx_queue > dev_info.max_rx_queues)
2195                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
2196                                 "(max rx queue is %u)\n",
2197                                 nb_rx_queue, dev_info.max_rx_queues);
2198
2199         if (nb_tx_queue > dev_info.max_tx_queues)
2200                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
2201                                 "(max tx queue is %u)\n",
2202                                 nb_tx_queue, dev_info.max_tx_queues);
2203
2204         printf("Creating queues: nb_rx_queue=%d nb_tx_queue=%u...\n",
2205                         nb_rx_queue, nb_tx_queue);
2206
2207         local_port_conf.rxmode.mtu = mtu_size;
2208
2209         if (multi_seg_required()) {
2210                 local_port_conf.rxmode.offloads |= RTE_ETH_RX_OFFLOAD_SCATTER;
2211                 local_port_conf.txmode.offloads |= RTE_ETH_TX_OFFLOAD_MULTI_SEGS;
2212         }
2213
2214         local_port_conf.rxmode.offloads |= req_rx_offloads;
2215         local_port_conf.txmode.offloads |= req_tx_offloads;
2216
2217         /* Check that all required capabilities are supported */
2218         if ((local_port_conf.rxmode.offloads & dev_info.rx_offload_capa) !=
2219                         local_port_conf.rxmode.offloads)
2220                 rte_exit(EXIT_FAILURE,
2221                         "Error: port %u required RX offloads: 0x%" PRIx64
2222                         ", avaialbe RX offloads: 0x%" PRIx64 "\n",
2223                         portid, local_port_conf.rxmode.offloads,
2224                         dev_info.rx_offload_capa);
2225
2226         if ((local_port_conf.txmode.offloads & dev_info.tx_offload_capa) !=
2227                         local_port_conf.txmode.offloads)
2228                 rte_exit(EXIT_FAILURE,
2229                         "Error: port %u required TX offloads: 0x%" PRIx64
2230                         ", avaialbe TX offloads: 0x%" PRIx64 "\n",
2231                         portid, local_port_conf.txmode.offloads,
2232                         dev_info.tx_offload_capa);
2233
2234         if (dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE)
2235                 local_port_conf.txmode.offloads |=
2236                         RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
2237
2238         if (dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_IPV4_CKSUM)
2239                 local_port_conf.txmode.offloads |= RTE_ETH_TX_OFFLOAD_IPV4_CKSUM;
2240
2241         printf("port %u configurng rx_offloads=0x%" PRIx64
2242                 ", tx_offloads=0x%" PRIx64 "\n",
2243                 portid, local_port_conf.rxmode.offloads,
2244                 local_port_conf.txmode.offloads);
2245
2246         local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
2247                 dev_info.flow_type_rss_offloads;
2248         if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
2249                         port_conf.rx_adv_conf.rss_conf.rss_hf) {
2250                 printf("Port %u modified RSS hash function based on hardware support,"
2251                         "requested:%#"PRIx64" configured:%#"PRIx64"\n",
2252                         portid,
2253                         port_conf.rx_adv_conf.rss_conf.rss_hf,
2254                         local_port_conf.rx_adv_conf.rss_conf.rss_hf);
2255         }
2256
2257         ret = rte_eth_dev_configure(portid, nb_rx_queue, nb_tx_queue,
2258                         &local_port_conf);
2259         if (ret < 0)
2260                 rte_exit(EXIT_FAILURE, "Cannot configure device: "
2261                                 "err=%d, port=%d\n", ret, portid);
2262
2263         ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
2264         if (ret < 0)
2265                 rte_exit(EXIT_FAILURE, "Cannot adjust number of descriptors: "
2266                                 "err=%d, port=%d\n", ret, portid);
2267
2268         /* init one TX queue per lcore */
2269         tx_queueid = 0;
2270         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
2271                 if (rte_lcore_is_enabled(lcore_id) == 0)
2272                         continue;
2273
2274                 if (numa_on)
2275                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
2276                 else
2277                         socket_id = 0;
2278
2279                 /* init TX queue */
2280                 printf("Setup txq=%u,%d,%d\n", lcore_id, tx_queueid, socket_id);
2281
2282                 txconf = &dev_info.default_txconf;
2283                 txconf->offloads = local_port_conf.txmode.offloads;
2284
2285                 ret = rte_eth_tx_queue_setup(portid, tx_queueid, nb_txd,
2286                                 socket_id, txconf);
2287                 if (ret < 0)
2288                         rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: "
2289                                         "err=%d, port=%d\n", ret, portid);
2290
2291                 qconf = &lcore_conf[lcore_id];
2292                 qconf->tx_queue_id[portid] = tx_queueid;
2293
2294                 /* Pre-populate pkt offloads based on capabilities */
2295                 qconf->outbound.ipv4_offloads = RTE_MBUF_F_TX_IPV4;
2296                 qconf->outbound.ipv6_offloads = RTE_MBUF_F_TX_IPV6;
2297                 if (local_port_conf.txmode.offloads & RTE_ETH_TX_OFFLOAD_IPV4_CKSUM)
2298                         qconf->outbound.ipv4_offloads |= RTE_MBUF_F_TX_IP_CKSUM;
2299
2300                 tx_queueid++;
2301
2302                 /* init RX queues */
2303                 for (queue = 0; queue < qconf->nb_rx_queue; ++queue) {
2304                         struct rte_eth_rxconf rxq_conf;
2305
2306                         if (portid != qconf->rx_queue_list[queue].port_id)
2307                                 continue;
2308
2309                         rx_queueid = qconf->rx_queue_list[queue].queue_id;
2310
2311                         printf("Setup rxq=%d,%d,%d\n", portid, rx_queueid,
2312                                         socket_id);
2313
2314                         rxq_conf = dev_info.default_rxconf;
2315                         rxq_conf.offloads = local_port_conf.rxmode.offloads;
2316                         ret = rte_eth_rx_queue_setup(portid, rx_queueid,
2317                                         nb_rxd, socket_id, &rxq_conf,
2318                                         socket_ctx[socket_id].mbuf_pool);
2319                         if (ret < 0)
2320                                 rte_exit(EXIT_FAILURE,
2321                                         "rte_eth_rx_queue_setup: err=%d, "
2322                                         "port=%d\n", ret, portid);
2323                 }
2324         }
2325         printf("\n");
2326 }
2327
2328 static size_t
2329 max_session_size(void)
2330 {
2331         size_t max_sz, sz;
2332         void *sec_ctx;
2333         int16_t cdev_id, port_id, n;
2334
2335         max_sz = 0;
2336         n =  rte_cryptodev_count();
2337         for (cdev_id = 0; cdev_id != n; cdev_id++) {
2338                 sz = rte_cryptodev_sym_get_private_session_size(cdev_id);
2339                 if (sz > max_sz)
2340                         max_sz = sz;
2341                 /*
2342                  * If crypto device is security capable, need to check the
2343                  * size of security session as well.
2344                  */
2345
2346                 /* Get security context of the crypto device */
2347                 sec_ctx = rte_cryptodev_get_sec_ctx(cdev_id);
2348                 if (sec_ctx == NULL)
2349                         continue;
2350
2351                 /* Get size of security session */
2352                 sz = rte_security_session_get_size(sec_ctx);
2353                 if (sz > max_sz)
2354                         max_sz = sz;
2355         }
2356
2357         RTE_ETH_FOREACH_DEV(port_id) {
2358                 if ((enabled_port_mask & (1 << port_id)) == 0)
2359                         continue;
2360
2361                 sec_ctx = rte_eth_dev_get_sec_ctx(port_id);
2362                 if (sec_ctx == NULL)
2363                         continue;
2364
2365                 sz = rte_security_session_get_size(sec_ctx);
2366                 if (sz > max_sz)
2367                         max_sz = sz;
2368         }
2369
2370         return max_sz;
2371 }
2372
2373 static void
2374 session_pool_init(struct socket_ctx *ctx, int32_t socket_id, size_t sess_sz)
2375 {
2376         char mp_name[RTE_MEMPOOL_NAMESIZE];
2377         struct rte_mempool *sess_mp;
2378         uint32_t nb_sess;
2379
2380         snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
2381                         "sess_mp_%u", socket_id);
2382         nb_sess = (get_nb_crypto_sessions() + CDEV_MP_CACHE_SZ *
2383                 rte_lcore_count());
2384         nb_sess = RTE_MAX(nb_sess, CDEV_MP_CACHE_SZ *
2385                         CDEV_MP_CACHE_MULTIPLIER);
2386         sess_mp = rte_cryptodev_sym_session_pool_create(
2387                         mp_name, nb_sess, sess_sz, CDEV_MP_CACHE_SZ, 0,
2388                         socket_id);
2389         ctx->session_pool = sess_mp;
2390
2391         if (ctx->session_pool == NULL)
2392                 rte_exit(EXIT_FAILURE,
2393                         "Cannot init session pool on socket %d\n", socket_id);
2394         else
2395                 printf("Allocated session pool on socket %d\n", socket_id);
2396 }
2397
2398 static void
2399 session_priv_pool_init(struct socket_ctx *ctx, int32_t socket_id,
2400         size_t sess_sz)
2401 {
2402         char mp_name[RTE_MEMPOOL_NAMESIZE];
2403         struct rte_mempool *sess_mp;
2404         uint32_t nb_sess;
2405
2406         snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
2407                         "sess_mp_priv_%u", socket_id);
2408         nb_sess = (get_nb_crypto_sessions() + CDEV_MP_CACHE_SZ *
2409                 rte_lcore_count());
2410         nb_sess = RTE_MAX(nb_sess, CDEV_MP_CACHE_SZ *
2411                         CDEV_MP_CACHE_MULTIPLIER);
2412         sess_mp = rte_mempool_create(mp_name,
2413                         nb_sess,
2414                         sess_sz,
2415                         CDEV_MP_CACHE_SZ,
2416                         0, NULL, NULL, NULL,
2417                         NULL, socket_id,
2418                         0);
2419         ctx->session_priv_pool = sess_mp;
2420
2421         if (ctx->session_priv_pool == NULL)
2422                 rte_exit(EXIT_FAILURE,
2423                         "Cannot init session priv pool on socket %d\n",
2424                         socket_id);
2425         else
2426                 printf("Allocated session priv pool on socket %d\n",
2427                         socket_id);
2428 }
2429
2430 static void
2431 pool_init(struct socket_ctx *ctx, int32_t socket_id, uint32_t nb_mbuf)
2432 {
2433         char s[64];
2434         int32_t ms;
2435
2436         snprintf(s, sizeof(s), "mbuf_pool_%d", socket_id);
2437         ctx->mbuf_pool = rte_pktmbuf_pool_create(s, nb_mbuf,
2438                         MEMPOOL_CACHE_SIZE, ipsec_metadata_size(),
2439                         frame_buf_size, socket_id);
2440
2441         /*
2442          * if multi-segment support is enabled, then create a pool
2443          * for indirect mbufs.
2444          */
2445         ms = multi_seg_required();
2446         if (ms != 0) {
2447                 snprintf(s, sizeof(s), "mbuf_pool_indir_%d", socket_id);
2448                 ctx->mbuf_pool_indir = rte_pktmbuf_pool_create(s, nb_mbuf,
2449                         MEMPOOL_CACHE_SIZE, 0, 0, socket_id);
2450         }
2451
2452         if (ctx->mbuf_pool == NULL || (ms != 0 && ctx->mbuf_pool_indir == NULL))
2453                 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool on socket %d\n",
2454                                 socket_id);
2455         else
2456                 printf("Allocated mbuf pool on socket %d\n", socket_id);
2457 }
2458
2459 static inline int
2460 inline_ipsec_event_esn_overflow(struct rte_security_ctx *ctx, uint64_t md)
2461 {
2462         struct ipsec_sa *sa;
2463
2464         /* For inline protocol processing, the metadata in the event will
2465          * uniquely identify the security session which raised the event.
2466          * Application would then need the userdata it had registered with the
2467          * security session to process the event.
2468          */
2469
2470         sa = (struct ipsec_sa *)rte_security_get_userdata(ctx, md);
2471
2472         if (sa == NULL) {
2473                 /* userdata could not be retrieved */
2474                 return -1;
2475         }
2476
2477         /* Sequence number over flow. SA need to be re-established */
2478         RTE_SET_USED(sa);
2479         return 0;
2480 }
2481
2482 static int
2483 inline_ipsec_event_callback(uint16_t port_id, enum rte_eth_event_type type,
2484                  void *param, void *ret_param)
2485 {
2486         uint64_t md;
2487         struct rte_eth_event_ipsec_desc *event_desc = NULL;
2488         struct rte_security_ctx *ctx = (struct rte_security_ctx *)
2489                                         rte_eth_dev_get_sec_ctx(port_id);
2490
2491         RTE_SET_USED(param);
2492
2493         if (type != RTE_ETH_EVENT_IPSEC)
2494                 return -1;
2495
2496         event_desc = ret_param;
2497         if (event_desc == NULL) {
2498                 printf("Event descriptor not set\n");
2499                 return -1;
2500         }
2501
2502         md = event_desc->metadata;
2503
2504         if (event_desc->subtype == RTE_ETH_EVENT_IPSEC_ESN_OVERFLOW)
2505                 return inline_ipsec_event_esn_overflow(ctx, md);
2506         else if (event_desc->subtype >= RTE_ETH_EVENT_IPSEC_MAX) {
2507                 printf("Invalid IPsec event reported\n");
2508                 return -1;
2509         }
2510
2511         return -1;
2512 }
2513
2514 static uint16_t
2515 rx_callback(__rte_unused uint16_t port, __rte_unused uint16_t queue,
2516         struct rte_mbuf *pkt[], uint16_t nb_pkts,
2517         __rte_unused uint16_t max_pkts, void *user_param)
2518 {
2519         uint64_t tm;
2520         uint32_t i, k;
2521         struct lcore_conf *lc;
2522         struct rte_mbuf *mb;
2523         struct rte_ether_hdr *eth;
2524
2525         lc = user_param;
2526         k = 0;
2527         tm = 0;
2528
2529         for (i = 0; i != nb_pkts; i++) {
2530
2531                 mb = pkt[i];
2532                 eth = rte_pktmbuf_mtod(mb, struct rte_ether_hdr *);
2533                 if (eth->ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
2534
2535                         struct rte_ipv4_hdr *iph;
2536
2537                         iph = (struct rte_ipv4_hdr *)(eth + 1);
2538                         if (rte_ipv4_frag_pkt_is_fragmented(iph)) {
2539
2540                                 mb->l2_len = sizeof(*eth);
2541                                 mb->l3_len = sizeof(*iph);
2542                                 tm = (tm != 0) ? tm : rte_rdtsc();
2543                                 mb = rte_ipv4_frag_reassemble_packet(
2544                                         lc->frag.tbl, &lc->frag.dr,
2545                                         mb, tm, iph);
2546
2547                                 if (mb != NULL) {
2548                                         /* fix ip cksum after reassemble. */
2549                                         iph = rte_pktmbuf_mtod_offset(mb,
2550                                                 struct rte_ipv4_hdr *,
2551                                                 mb->l2_len);
2552                                         iph->hdr_checksum = 0;
2553                                         iph->hdr_checksum = rte_ipv4_cksum(iph);
2554                                 }
2555                         }
2556                 } else if (eth->ether_type ==
2557                                 rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6)) {
2558
2559                         struct rte_ipv6_hdr *iph;
2560                         struct ipv6_extension_fragment *fh;
2561
2562                         iph = (struct rte_ipv6_hdr *)(eth + 1);
2563                         fh = rte_ipv6_frag_get_ipv6_fragment_header(iph);
2564                         if (fh != NULL) {
2565                                 mb->l2_len = sizeof(*eth);
2566                                 mb->l3_len = (uintptr_t)fh - (uintptr_t)iph +
2567                                         sizeof(*fh);
2568                                 tm = (tm != 0) ? tm : rte_rdtsc();
2569                                 mb = rte_ipv6_frag_reassemble_packet(
2570                                         lc->frag.tbl, &lc->frag.dr,
2571                                         mb, tm, iph, fh);
2572                                 if (mb != NULL)
2573                                         /* fix l3_len after reassemble. */
2574                                         mb->l3_len = mb->l3_len - sizeof(*fh);
2575                         }
2576                 }
2577
2578                 pkt[k] = mb;
2579                 k += (mb != NULL);
2580         }
2581
2582         /* some fragments were encountered, drain death row */
2583         if (tm != 0)
2584                 rte_ip_frag_free_death_row(&lc->frag.dr, 0);
2585
2586         return k;
2587 }
2588
2589
2590 static int
2591 reassemble_lcore_init(struct lcore_conf *lc, uint32_t cid)
2592 {
2593         int32_t sid;
2594         uint32_t i;
2595         uint64_t frag_cycles;
2596         const struct lcore_rx_queue *rxq;
2597         const struct rte_eth_rxtx_callback *cb;
2598
2599         /* create fragment table */
2600         sid = rte_lcore_to_socket_id(cid);
2601         frag_cycles = (rte_get_tsc_hz() + NS_PER_S - 1) /
2602                 NS_PER_S * frag_ttl_ns;
2603
2604         lc->frag.tbl = rte_ip_frag_table_create(frag_tbl_sz,
2605                 FRAG_TBL_BUCKET_ENTRIES, frag_tbl_sz, frag_cycles, sid);
2606         if (lc->frag.tbl == NULL) {
2607                 printf("%s(%u): failed to create fragment table of size: %u, "
2608                         "error code: %d\n",
2609                         __func__, cid, frag_tbl_sz, rte_errno);
2610                 return -ENOMEM;
2611         }
2612
2613         /* setup reassemble RX callbacks for all queues */
2614         for (i = 0; i != lc->nb_rx_queue; i++) {
2615
2616                 rxq = lc->rx_queue_list + i;
2617                 cb = rte_eth_add_rx_callback(rxq->port_id, rxq->queue_id,
2618                         rx_callback, lc);
2619                 if (cb == NULL) {
2620                         printf("%s(%u): failed to install RX callback for "
2621                                 "portid=%u, queueid=%u, error code: %d\n",
2622                                 __func__, cid,
2623                                 rxq->port_id, rxq->queue_id, rte_errno);
2624                         return -ENOMEM;
2625                 }
2626         }
2627
2628         return 0;
2629 }
2630
2631 static int
2632 reassemble_init(void)
2633 {
2634         int32_t rc;
2635         uint32_t i, lc;
2636
2637         rc = 0;
2638         for (i = 0; i != nb_lcore_params; i++) {
2639                 lc = lcore_params[i].lcore_id;
2640                 rc = reassemble_lcore_init(lcore_conf + lc, lc);
2641                 if (rc != 0)
2642                         break;
2643         }
2644
2645         return rc;
2646 }
2647
2648 static void
2649 create_default_ipsec_flow(uint16_t port_id, uint64_t rx_offloads)
2650 {
2651         struct rte_flow_action action[2];
2652         struct rte_flow_item pattern[2];
2653         struct rte_flow_attr attr = {0};
2654         struct rte_flow_error err;
2655         struct rte_flow *flow;
2656         int ret;
2657
2658         if (!(rx_offloads & RTE_ETH_RX_OFFLOAD_SECURITY))
2659                 return;
2660
2661         /* Add the default rte_flow to enable SECURITY for all ESP packets */
2662
2663         pattern[0].type = RTE_FLOW_ITEM_TYPE_ESP;
2664         pattern[0].spec = NULL;
2665         pattern[0].mask = NULL;
2666         pattern[0].last = NULL;
2667         pattern[1].type = RTE_FLOW_ITEM_TYPE_END;
2668
2669         action[0].type = RTE_FLOW_ACTION_TYPE_SECURITY;
2670         action[0].conf = NULL;
2671         action[1].type = RTE_FLOW_ACTION_TYPE_END;
2672         action[1].conf = NULL;
2673
2674         attr.ingress = 1;
2675
2676         ret = rte_flow_validate(port_id, &attr, pattern, action, &err);
2677         if (ret)
2678                 return;
2679
2680         flow = rte_flow_create(port_id, &attr, pattern, action, &err);
2681         if (flow == NULL)
2682                 return;
2683
2684         flow_info_tbl[port_id].rx_def_flow = flow;
2685         RTE_LOG(INFO, IPSEC,
2686                 "Created default flow enabling SECURITY for all ESP traffic on port %d\n",
2687                 port_id);
2688 }
2689
2690 static void
2691 signal_handler(int signum)
2692 {
2693         if (signum == SIGINT || signum == SIGTERM) {
2694                 printf("\n\nSignal %d received, preparing to exit...\n",
2695                                 signum);
2696                 force_quit = true;
2697         }
2698 }
2699
2700 static void
2701 ev_mode_sess_verify(struct ipsec_sa *sa, int nb_sa)
2702 {
2703         struct rte_ipsec_session *ips;
2704         int32_t i;
2705
2706         if (!sa || !nb_sa)
2707                 return;
2708
2709         for (i = 0; i < nb_sa; i++) {
2710                 ips = ipsec_get_primary_session(&sa[i]);
2711                 if (ips->type != RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL)
2712                         rte_exit(EXIT_FAILURE, "Event mode supports only "
2713                                  "inline protocol sessions\n");
2714         }
2715
2716 }
2717
2718 static int32_t
2719 check_event_mode_params(struct eh_conf *eh_conf)
2720 {
2721         struct eventmode_conf *em_conf = NULL;
2722         struct lcore_params *params;
2723         uint16_t portid;
2724
2725         if (!eh_conf || !eh_conf->mode_params)
2726                 return -EINVAL;
2727
2728         /* Get eventmode conf */
2729         em_conf = eh_conf->mode_params;
2730
2731         if (eh_conf->mode == EH_PKT_TRANSFER_MODE_POLL &&
2732             em_conf->ext_params.sched_type != SCHED_TYPE_NOT_SET) {
2733                 printf("error: option --event-schedule-type applies only to "
2734                        "event mode\n");
2735                 return -EINVAL;
2736         }
2737
2738         if (eh_conf->mode != EH_PKT_TRANSFER_MODE_EVENT)
2739                 return 0;
2740
2741         /* Set schedule type to ORDERED if it wasn't explicitly set by user */
2742         if (em_conf->ext_params.sched_type == SCHED_TYPE_NOT_SET)
2743                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_ORDERED;
2744
2745         /*
2746          * Event mode currently supports only inline protocol sessions.
2747          * If there are other types of sessions configured then exit with
2748          * error.
2749          */
2750         ev_mode_sess_verify(sa_in, nb_sa_in);
2751         ev_mode_sess_verify(sa_out, nb_sa_out);
2752
2753
2754         /* Option --config does not apply to event mode */
2755         if (nb_lcore_params > 0) {
2756                 printf("error: option --config applies only to poll mode\n");
2757                 return -EINVAL;
2758         }
2759
2760         /*
2761          * In order to use the same port_init routine for both poll and event
2762          * modes initialize lcore_params with one queue for each eth port
2763          */
2764         lcore_params = lcore_params_array;
2765         RTE_ETH_FOREACH_DEV(portid) {
2766                 if ((enabled_port_mask & (1 << portid)) == 0)
2767                         continue;
2768
2769                 params = &lcore_params[nb_lcore_params++];
2770                 params->port_id = portid;
2771                 params->queue_id = 0;
2772                 params->lcore_id = rte_get_next_lcore(0, 0, 1);
2773         }
2774
2775         return 0;
2776 }
2777
2778 static void
2779 inline_sessions_free(struct sa_ctx *sa_ctx)
2780 {
2781         struct rte_ipsec_session *ips;
2782         struct ipsec_sa *sa;
2783         int32_t ret;
2784         uint32_t i;
2785
2786         if (!sa_ctx)
2787                 return;
2788
2789         for (i = 0; i < sa_ctx->nb_sa; i++) {
2790
2791                 sa = &sa_ctx->sa[i];
2792                 if (!sa->spi)
2793                         continue;
2794
2795                 ips = ipsec_get_primary_session(sa);
2796                 if (ips->type != RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL &&
2797                     ips->type != RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO)
2798                         continue;
2799
2800                 if (!rte_eth_dev_is_valid_port(sa->portid))
2801                         continue;
2802
2803                 ret = rte_security_session_destroy(
2804                                 rte_eth_dev_get_sec_ctx(sa->portid),
2805                                 ips->security.ses);
2806                 if (ret)
2807                         RTE_LOG(ERR, IPSEC, "Failed to destroy security "
2808                                             "session type %d, spi %d\n",
2809                                             ips->type, sa->spi);
2810         }
2811 }
2812
2813 static uint32_t
2814 calculate_nb_mbufs(uint16_t nb_ports, uint16_t nb_crypto_qp, uint32_t nb_rxq,
2815                 uint32_t nb_txq)
2816 {
2817         return RTE_MAX((nb_rxq * nb_rxd +
2818                         nb_ports * nb_lcores * MAX_PKT_BURST +
2819                         nb_ports * nb_txq * nb_txd +
2820                         nb_lcores * MEMPOOL_CACHE_SIZE +
2821                         nb_crypto_qp * CDEV_QUEUE_DESC +
2822                         nb_lcores * frag_tbl_sz *
2823                         FRAG_TBL_BUCKET_ENTRIES),
2824                        8192U);
2825 }
2826
2827 int32_t
2828 main(int32_t argc, char **argv)
2829 {
2830         int32_t ret;
2831         uint32_t lcore_id, nb_txq, nb_rxq = 0;
2832         uint32_t cdev_id;
2833         uint32_t i;
2834         uint8_t socket_id;
2835         uint16_t portid, nb_crypto_qp, nb_ports = 0;
2836         uint64_t req_rx_offloads[RTE_MAX_ETHPORTS];
2837         uint64_t req_tx_offloads[RTE_MAX_ETHPORTS];
2838         struct eh_conf *eh_conf = NULL;
2839         size_t sess_sz;
2840
2841         nb_bufs_in_pool = 0;
2842
2843         /* init EAL */
2844         ret = rte_eal_init(argc, argv);
2845         if (ret < 0)
2846                 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
2847         argc -= ret;
2848         argv += ret;
2849
2850         force_quit = false;
2851         signal(SIGINT, signal_handler);
2852         signal(SIGTERM, signal_handler);
2853
2854         /* initialize event helper configuration */
2855         eh_conf = eh_conf_init();
2856         if (eh_conf == NULL)
2857                 rte_exit(EXIT_FAILURE, "Failed to init event helper config");
2858
2859         /* parse application arguments (after the EAL ones) */
2860         ret = parse_args(argc, argv, eh_conf);
2861         if (ret < 0)
2862                 rte_exit(EXIT_FAILURE, "Invalid parameters\n");
2863
2864         /* parse configuration file */
2865         if (parse_cfg_file(cfgfile) < 0) {
2866                 printf("parsing file \"%s\" failed\n",
2867                         optarg);
2868                 print_usage(argv[0]);
2869                 return -1;
2870         }
2871
2872         if ((unprotected_port_mask & enabled_port_mask) !=
2873                         unprotected_port_mask)
2874                 rte_exit(EXIT_FAILURE, "Invalid unprotected portmask 0x%x\n",
2875                                 unprotected_port_mask);
2876
2877         if (check_poll_mode_params(eh_conf) < 0)
2878                 rte_exit(EXIT_FAILURE, "check_poll_mode_params failed\n");
2879
2880         if (check_event_mode_params(eh_conf) < 0)
2881                 rte_exit(EXIT_FAILURE, "check_event_mode_params failed\n");
2882
2883         ret = init_lcore_rx_queues();
2884         if (ret < 0)
2885                 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
2886
2887         nb_lcores = rte_lcore_count();
2888
2889         sess_sz = max_session_size();
2890
2891         /*
2892          * In event mode request minimum number of crypto queues
2893          * to be reserved equal to number of ports.
2894          */
2895         if (eh_conf->mode == EH_PKT_TRANSFER_MODE_EVENT)
2896                 nb_crypto_qp = rte_eth_dev_count_avail();
2897         else
2898                 nb_crypto_qp = 0;
2899
2900         nb_crypto_qp = cryptodevs_init(nb_crypto_qp);
2901
2902         if (nb_bufs_in_pool == 0) {
2903                 RTE_ETH_FOREACH_DEV(portid) {
2904                         if ((enabled_port_mask & (1 << portid)) == 0)
2905                                 continue;
2906                         nb_ports++;
2907                         nb_rxq += get_port_nb_rx_queues(portid);
2908                 }
2909
2910                 nb_txq = nb_lcores;
2911
2912                 nb_bufs_in_pool = calculate_nb_mbufs(nb_ports, nb_crypto_qp,
2913                                                 nb_rxq, nb_txq);
2914         }
2915
2916         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
2917                 if (rte_lcore_is_enabled(lcore_id) == 0)
2918                         continue;
2919
2920                 if (numa_on)
2921                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
2922                 else
2923                         socket_id = 0;
2924
2925                 /* mbuf_pool is initialised by the pool_init() function*/
2926                 if (socket_ctx[socket_id].mbuf_pool)
2927                         continue;
2928
2929                 pool_init(&socket_ctx[socket_id], socket_id, nb_bufs_in_pool);
2930                 session_pool_init(&socket_ctx[socket_id], socket_id, sess_sz);
2931                 session_priv_pool_init(&socket_ctx[socket_id], socket_id,
2932                         sess_sz);
2933         }
2934         printf("Number of mbufs in packet pool %d\n", nb_bufs_in_pool);
2935
2936         RTE_ETH_FOREACH_DEV(portid) {
2937                 if ((enabled_port_mask & (1 << portid)) == 0)
2938                         continue;
2939
2940                 sa_check_offloads(portid, &req_rx_offloads[portid],
2941                                 &req_tx_offloads[portid]);
2942                 port_init(portid, req_rx_offloads[portid],
2943                                 req_tx_offloads[portid]);
2944         }
2945
2946         /*
2947          * Set the enabled port mask in helper config for use by helper
2948          * sub-system. This will be used while initializing devices using
2949          * helper sub-system.
2950          */
2951         eh_conf->eth_portmask = enabled_port_mask;
2952
2953         /* Initialize eventmode components */
2954         ret = eh_devs_init(eh_conf);
2955         if (ret < 0)
2956                 rte_exit(EXIT_FAILURE, "eh_devs_init failed, err=%d\n", ret);
2957
2958         /* start ports */
2959         RTE_ETH_FOREACH_DEV(portid) {
2960                 if ((enabled_port_mask & (1 << portid)) == 0)
2961                         continue;
2962
2963                 /* Create flow before starting the device */
2964                 create_default_ipsec_flow(portid, req_rx_offloads[portid]);
2965
2966                 ret = rte_eth_dev_start(portid);
2967                 if (ret < 0)
2968                         rte_exit(EXIT_FAILURE, "rte_eth_dev_start: "
2969                                         "err=%d, port=%d\n", ret, portid);
2970                 /*
2971                  * If enabled, put device in promiscuous mode.
2972                  * This allows IO forwarding mode to forward packets
2973                  * to itself through 2 cross-connected  ports of the
2974                  * target machine.
2975                  */
2976                 if (promiscuous_on) {
2977                         ret = rte_eth_promiscuous_enable(portid);
2978                         if (ret != 0)
2979                                 rte_exit(EXIT_FAILURE,
2980                                         "rte_eth_promiscuous_enable: err=%s, port=%d\n",
2981                                         rte_strerror(-ret), portid);
2982                 }
2983
2984                 rte_eth_dev_callback_register(portid,
2985                         RTE_ETH_EVENT_IPSEC, inline_ipsec_event_callback, NULL);
2986         }
2987
2988         /* fragment reassemble is enabled */
2989         if (frag_tbl_sz != 0) {
2990                 ret = reassemble_init();
2991                 if (ret != 0)
2992                         rte_exit(EXIT_FAILURE, "failed at reassemble init");
2993         }
2994
2995         /* Replicate each context per socket */
2996         for (i = 0; i < NB_SOCKETS && i < rte_socket_count(); i++) {
2997                 socket_id = rte_socket_id_by_idx(i);
2998                 if ((socket_ctx[socket_id].mbuf_pool != NULL) &&
2999                         (socket_ctx[socket_id].sa_in == NULL) &&
3000                         (socket_ctx[socket_id].sa_out == NULL)) {
3001                         sa_init(&socket_ctx[socket_id], socket_id);
3002                         sp4_init(&socket_ctx[socket_id], socket_id);
3003                         sp6_init(&socket_ctx[socket_id], socket_id);
3004                         rt_init(&socket_ctx[socket_id], socket_id);
3005                 }
3006         }
3007
3008         flow_init();
3009
3010         check_all_ports_link_status(enabled_port_mask);
3011
3012 #if (STATS_INTERVAL > 0)
3013         rte_eal_alarm_set(STATS_INTERVAL * US_PER_S, print_stats_cb, NULL);
3014 #else
3015         RTE_LOG(INFO, IPSEC, "Stats display disabled\n");
3016 #endif /* STATS_INTERVAL */
3017
3018         /* launch per-lcore init on every lcore */
3019         rte_eal_mp_remote_launch(ipsec_launch_one_lcore, eh_conf, CALL_MAIN);
3020         RTE_LCORE_FOREACH_WORKER(lcore_id) {
3021                 if (rte_eal_wait_lcore(lcore_id) < 0)
3022                         return -1;
3023         }
3024
3025         /* Uninitialize eventmode components */
3026         ret = eh_devs_uninit(eh_conf);
3027         if (ret < 0)
3028                 rte_exit(EXIT_FAILURE, "eh_devs_uninit failed, err=%d\n", ret);
3029
3030         /* Free eventmode configuration memory */
3031         eh_conf_uninit(eh_conf);
3032
3033         /* Destroy inline inbound and outbound sessions */
3034         for (i = 0; i < NB_SOCKETS && i < rte_socket_count(); i++) {
3035                 socket_id = rte_socket_id_by_idx(i);
3036                 inline_sessions_free(socket_ctx[socket_id].sa_in);
3037                 inline_sessions_free(socket_ctx[socket_id].sa_out);
3038         }
3039
3040         for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
3041                 printf("Closing cryptodev %d...", cdev_id);
3042                 rte_cryptodev_stop(cdev_id);
3043                 rte_cryptodev_close(cdev_id);
3044                 printf(" Done\n");
3045         }
3046
3047         RTE_ETH_FOREACH_DEV(portid) {
3048                 if ((enabled_port_mask & (1 << portid)) == 0)
3049                         continue;
3050
3051                 printf("Closing port %d...", portid);
3052                 if (flow_info_tbl[portid].rx_def_flow) {
3053                         struct rte_flow_error err;
3054
3055                         ret = rte_flow_destroy(portid,
3056                                 flow_info_tbl[portid].rx_def_flow, &err);
3057                         if (ret)
3058                                 RTE_LOG(ERR, IPSEC, "Failed to destroy flow "
3059                                         " for port %u, err msg: %s\n", portid,
3060                                         err.message);
3061                 }
3062                 ret = rte_eth_dev_stop(portid);
3063                 if (ret != 0)
3064                         RTE_LOG(ERR, IPSEC,
3065                                 "rte_eth_dev_stop: err=%s, port=%u\n",
3066                                 rte_strerror(-ret), portid);
3067
3068                 rte_eth_dev_close(portid);
3069                 printf(" Done\n");
3070         }
3071
3072         /* clean up the EAL */
3073         rte_eal_cleanup();
3074         printf("Bye...\n");
3075
3076         return 0;
3077 }