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_atomic.h>
  28 #include <rte_cycles.h>
  29 #include <rte_prefetch.h>
  30 #include <rte_lcore.h>
  31 #include <rte_per_lcore.h>
  32 #include <rte_branch_prediction.h>
  33 #include <rte_interrupts.h>
  34 #include <rte_random.h>
  35 #include <rte_debug.h>
  36 #include <rte_ether.h>
  37 #include <rte_ethdev.h>
  38 #include <rte_mempool.h>
  39 #include <rte_mbuf.h>
  40 #include <rte_acl.h>
  41 #include <rte_lpm.h>
  42 #include <rte_lpm6.h>
  43 #include <rte_hash.h>
  44 #include <rte_jhash.h>
  45 #include <rte_cryptodev.h>
  46 #include <rte_security.h>
  47 #include <rte_eventdev.h>
  48 #include <rte_ip.h>
  49 #include <rte_ip_frag.h>
  50 #include <rte_alarm.h>
  51
  52 #include "event_helper.h"
  53 #include "flow.h"
  54 #include "ipsec.h"
  55 #include "ipsec_worker.h"
  56 #include "parser.h"
  57 #include "sad.h"
  58
  59 volatile bool force_quit;
  60
  61 #define MAX_JUMBO_PKT_LEN  9600
  62
  63 #define MEMPOOL_CACHE_SIZE 256
  64
  65 #define CDEV_QUEUE_DESC 2048
  66 #define CDEV_MAP_ENTRIES 16384
  67 #define CDEV_MP_CACHE_SZ 64
  68 #define CDEV_MP_CACHE_MULTIPLIER 1.5 /* from rte_mempool.c */
  69 #define MAX_QUEUE_PAIRS 1
  70
  71 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
  72
  73 /* Configure how many packets ahead to prefetch, when reading packets */
  74 #define PREFETCH_OFFSET 3
  75
  76 #define MAX_RX_QUEUE_PER_LCORE 16
  77
  78 #define MAX_LCORE_PARAMS 1024
  79
  80 /*
  81  * Configurable number of RX/TX ring descriptors
  82  */
  83 #define IPSEC_SECGW_RX_DESC_DEFAULT 1024
  84 #define IPSEC_SECGW_TX_DESC_DEFAULT 1024
  85 static uint16_t nb_rxd = IPSEC_SECGW_RX_DESC_DEFAULT;
  86 static uint16_t nb_txd = IPSEC_SECGW_TX_DESC_DEFAULT;
  87
  88 #define ETHADDR_TO_UINT64(addr) __BYTES_TO_UINT64( \
  89                 (addr)->addr_bytes[0], (addr)->addr_bytes[1], \
  90                 (addr)->addr_bytes[2], (addr)->addr_bytes[3], \
  91                 (addr)->addr_bytes[4], (addr)->addr_bytes[5], \
  92                 0, 0)
  93
  94 #define FRAG_TBL_BUCKET_ENTRIES 4
  95 #define MAX_FRAG_TTL_NS         (10LL * NS_PER_S)
  96
  97 #define MTU_TO_FRAMELEN(x)      ((x) + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN)
  98
  99 struct ethaddr_info ethaddr_tbl[RTE_MAX_ETHPORTS] = {
 100         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x7e, 0x94, 0x9a) },
 101         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x22, 0xa1, 0xd9) },
 102         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x08, 0x69, 0x26) },
 103         { 0, ETHADDR(0x00, 0x16, 0x3e, 0x49, 0x9e, 0xdd) }
 104 };
 105
 106 struct flow_info flow_info_tbl[RTE_MAX_ETHPORTS];
 107
 108 #define CMD_LINE_OPT_CONFIG             "config"
 109 #define CMD_LINE_OPT_SINGLE_SA          "single-sa"
 110 #define CMD_LINE_OPT_CRYPTODEV_MASK     "cryptodev_mask"
 111 #define CMD_LINE_OPT_TRANSFER_MODE      "transfer-mode"
 112 #define CMD_LINE_OPT_SCHEDULE_TYPE      "event-schedule-type"
 113 #define CMD_LINE_OPT_RX_OFFLOAD         "rxoffload"
 114 #define CMD_LINE_OPT_TX_OFFLOAD         "txoffload"
 115 #define CMD_LINE_OPT_REASSEMBLE         "reassemble"
 116 #define CMD_LINE_OPT_MTU                "mtu"
 117 #define CMD_LINE_OPT_FRAG_TTL           "frag-ttl"
 118
 119 #define CMD_LINE_ARG_EVENT      "event"
 120 #define CMD_LINE_ARG_POLL       "poll"
 121 #define CMD_LINE_ARG_ORDERED    "ordered"
 122 #define CMD_LINE_ARG_ATOMIC     "atomic"
 123 #define CMD_LINE_ARG_PARALLEL   "parallel"
 124
 125 enum {
 126         /* long options mapped to a short option */
 127
 128         /* first long only option value must be >= 256, so that we won't
 129          * conflict with short options
 130          */
 131         CMD_LINE_OPT_MIN_NUM = 256,
 132         CMD_LINE_OPT_CONFIG_NUM,
 133         CMD_LINE_OPT_SINGLE_SA_NUM,
 134         CMD_LINE_OPT_CRYPTODEV_MASK_NUM,
 135         CMD_LINE_OPT_TRANSFER_MODE_NUM,
 136         CMD_LINE_OPT_SCHEDULE_TYPE_NUM,
 137         CMD_LINE_OPT_RX_OFFLOAD_NUM,
 138         CMD_LINE_OPT_TX_OFFLOAD_NUM,
 139         CMD_LINE_OPT_REASSEMBLE_NUM,
 140         CMD_LINE_OPT_MTU_NUM,
 141         CMD_LINE_OPT_FRAG_TTL_NUM,
 142 };
 143
 144 static const struct option lgopts[] = {
 145         {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
 146         {CMD_LINE_OPT_SINGLE_SA, 1, 0, CMD_LINE_OPT_SINGLE_SA_NUM},
 147         {CMD_LINE_OPT_CRYPTODEV_MASK, 1, 0, CMD_LINE_OPT_CRYPTODEV_MASK_NUM},
 148         {CMD_LINE_OPT_TRANSFER_MODE, 1, 0, CMD_LINE_OPT_TRANSFER_MODE_NUM},
 149         {CMD_LINE_OPT_SCHEDULE_TYPE, 1, 0, CMD_LINE_OPT_SCHEDULE_TYPE_NUM},
 150         {CMD_LINE_OPT_RX_OFFLOAD, 1, 0, CMD_LINE_OPT_RX_OFFLOAD_NUM},
 151         {CMD_LINE_OPT_TX_OFFLOAD, 1, 0, CMD_LINE_OPT_TX_OFFLOAD_NUM},
 152         {CMD_LINE_OPT_REASSEMBLE, 1, 0, CMD_LINE_OPT_REASSEMBLE_NUM},
 153         {CMD_LINE_OPT_MTU, 1, 0, CMD_LINE_OPT_MTU_NUM},
 154         {CMD_LINE_OPT_FRAG_TTL, 1, 0, CMD_LINE_OPT_FRAG_TTL_NUM},
 155         {NULL, 0, 0, 0}
 156 };
 157
 158 uint32_t unprotected_port_mask;
 159 uint32_t single_sa_idx;
 160 /* mask of enabled ports */
 161 static uint32_t enabled_port_mask;
 162 static uint64_t enabled_cryptodev_mask = UINT64_MAX;
 163 static int32_t promiscuous_on = 1;
 164 static int32_t numa_on = 1; /**< NUMA is enabled by default. */
 165 static uint32_t nb_lcores;
 166 static uint32_t single_sa;
 167 static uint32_t nb_bufs_in_pool;
 168
 169 /*
 170  * RX/TX HW offload capabilities to enable/use on ethernet ports.
 171  * By default all capabilities are enabled.
 172  */
 173 static uint64_t dev_rx_offload = UINT64_MAX;
 174 static uint64_t dev_tx_offload = UINT64_MAX;
 175
 176 /*
 177  * global values that determine multi-seg policy
 178  */
 179 static uint32_t frag_tbl_sz;
 180 static uint32_t frame_buf_size = RTE_MBUF_DEFAULT_BUF_SIZE;
 181 static uint32_t mtu_size = RTE_ETHER_MTU;
 182 static uint64_t frag_ttl_ns = MAX_FRAG_TTL_NS;
 183
 184 /* application wide librte_ipsec/SA parameters */
 185 struct app_sa_prm app_sa_prm = {
 186                         .enable = 0,
 187                         .cache_sz = SA_CACHE_SZ,
 188                         .udp_encap = 0
 189                 };
 190 static const char *cfgfile;
 191
 192 struct lcore_rx_queue {
 193         uint16_t port_id;
 194         uint8_t queue_id;
 195 } __rte_cache_aligned;
 196
 197 struct lcore_params {
 198         uint16_t port_id;
 199         uint8_t queue_id;
 200         uint8_t lcore_id;
 201 } __rte_cache_aligned;
 202
 203 static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
 204
 205 static struct lcore_params *lcore_params;
 206 static uint16_t nb_lcore_params;
 207
 208 static struct rte_hash *cdev_map_in;
 209 static struct rte_hash *cdev_map_out;
 210
 211 struct buffer {
 212         uint16_t len;
 213         struct rte_mbuf *m_table[MAX_PKT_BURST] __rte_aligned(sizeof(void *));
 214 };
 215
 216 struct lcore_conf {
 217         uint16_t nb_rx_queue;
 218         struct lcore_rx_queue rx_queue_list[MAX_RX_QUEUE_PER_LCORE];
 219         uint16_t tx_queue_id[RTE_MAX_ETHPORTS];
 220         struct buffer tx_mbufs[RTE_MAX_ETHPORTS];
 221         struct ipsec_ctx inbound;
 222         struct ipsec_ctx outbound;
 223         struct rt_ctx *rt4_ctx;
 224         struct rt_ctx *rt6_ctx;
 225         struct {
 226                 struct rte_ip_frag_tbl *tbl;
 227                 struct rte_mempool *pool_dir;
 228                 struct rte_mempool *pool_indir;
 229                 struct rte_ip_frag_death_row dr;
 230         } frag;
 231 } __rte_cache_aligned;
 232
 233 static struct lcore_conf lcore_conf[RTE_MAX_LCORE];
 234
 235 static struct rte_eth_conf port_conf = {
 236         .rxmode = {
 237                 .mq_mode        = ETH_MQ_RX_RSS,
 238                 .max_rx_pkt_len = RTE_ETHER_MAX_LEN,
 239                 .split_hdr_size = 0,
 240                 .offloads = DEV_RX_OFFLOAD_CHECKSUM,
 241         },
 242         .rx_adv_conf = {
 243                 .rss_conf = {
 244                         .rss_key = NULL,
 245                         .rss_hf = ETH_RSS_IP | ETH_RSS_UDP |
 246                                 ETH_RSS_TCP | ETH_RSS_SCTP,
 247                 },
 248         },
 249         .txmode = {
 250                 .mq_mode = ETH_MQ_TX_NONE,
 251         },
 252 };
 253
 254 struct socket_ctx socket_ctx[NB_SOCKETS];
 255
 256 /*
 257  * Determine is multi-segment support required:
 258  *  - either frame buffer size is smaller then mtu
 259  *  - or reassmeble support is requested
 260  */
 261 static int
 262 multi_seg_required(void)
 263 {
 264         return (MTU_TO_FRAMELEN(mtu_size) + RTE_PKTMBUF_HEADROOM >
 265                 frame_buf_size || frag_tbl_sz != 0);
 266 }
 267
 268 static inline void
 269 adjust_ipv4_pktlen(struct rte_mbuf *m, const struct rte_ipv4_hdr *iph,
 270         uint32_t l2_len)
 271 {
 272         uint32_t plen, trim;
 273
 274         plen = rte_be_to_cpu_16(iph->total_length) + l2_len;
 275         if (plen < m->pkt_len) {
 276                 trim = m->pkt_len - plen;
 277                 rte_pktmbuf_trim(m, trim);
 278         }
 279 }
 280
 281 static inline void
 282 adjust_ipv6_pktlen(struct rte_mbuf *m, const struct rte_ipv6_hdr *iph,
 283         uint32_t l2_len)
 284 {
 285         uint32_t plen, trim;
 286
 287         plen = rte_be_to_cpu_16(iph->payload_len) + sizeof(*iph) + l2_len;
 288         if (plen < m->pkt_len) {
 289                 trim = m->pkt_len - plen;
 290                 rte_pktmbuf_trim(m, trim);
 291         }
 292 }
 293
 294 #if (STATS_INTERVAL > 0)
 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         } else if (eth->ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6)) {
 404                 int next_proto;
 405                 size_t l3len, ext_len;
 406                 uint8_t *p;
 407
 408                 /* get protocol type */
 409                 iph6 = (const struct rte_ipv6_hdr *)rte_pktmbuf_adj(pkt,
 410                         RTE_ETHER_HDR_LEN);
 411                 adjust_ipv6_pktlen(pkt, iph6, 0);
 412
 413                 next_proto = iph6->proto;
 414
 415                 /* determine l3 header size up to ESP extension */
 416                 l3len = sizeof(struct ip6_hdr);
 417                 p = rte_pktmbuf_mtod(pkt, uint8_t *);
 418                 while (next_proto != IPPROTO_ESP && l3len < pkt->data_len &&
 419                         (next_proto = rte_ipv6_get_next_ext(p + l3len,
 420                                                 next_proto, &ext_len)) >= 0)
 421                         l3len += ext_len;
 422
 423                 /* drop packet when IPv6 header exceeds first segment length */
 424                 if (unlikely(l3len > pkt->data_len)) {
 425                         free_pkts(&pkt, 1);
 426                         return;
 427                 }
 428
 429                 switch (next_proto) {
 430                 case IPPROTO_ESP:
 431                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 432                         break;
 433                 case IPPROTO_UDP:
 434                         if (app_sa_prm.udp_encap == 1) {
 435                                 udp = rte_pktmbuf_mtod_offset(pkt,
 436                                         struct rte_udp_hdr *, l3len);
 437                                 nat_port = rte_cpu_to_be_16(IPSEC_NAT_T_PORT);
 438                                 if (udp->src_port == nat_port ||
 439                                         udp->dst_port == nat_port){
 440                                         t->ipsec.pkts[(t->ipsec.num)++] = pkt;
 441                                         pkt->packet_type |=
 442                                                 MBUF_PTYPE_TUNNEL_ESP_IN_UDP;
 443                                         break;
 444                                 }
 445                         }
 446                 /* Fall through */
 447                 default:
 448                         t->ip6.data[t->ip6.num] = &iph6->proto;
 449                         t->ip6.pkts[(t->ip6.num)++] = pkt;
 450                 }
 451                 pkt->l2_len = 0;
 452                 pkt->l3_len = l3len;
 453                 pkt->packet_type |= RTE_PTYPE_L3_IPV6;
 454         } else {
 455                 /* Unknown/Unsupported type, drop the packet */
 456                 RTE_LOG(ERR, IPSEC, "Unsupported packet type 0x%x\n",
 457                         rte_be_to_cpu_16(eth->ether_type));
 458                 free_pkts(&pkt, 1);
 459                 return;
 460         }
 461
 462         /* Check if the packet has been processed inline. For inline protocol
 463          * processed packets, the metadata in the mbuf can be used to identify
 464          * the security processing done on the packet. The metadata will be
 465          * used to retrieve the application registered userdata associated
 466          * with the security session.
 467          */
 468
 469         if (pkt->ol_flags & PKT_RX_SEC_OFFLOAD &&
 470                         rte_security_dynfield_is_registered()) {
 471                 struct ipsec_sa *sa;
 472                 struct ipsec_mbuf_metadata *priv;
 473                 struct rte_security_ctx *ctx = (struct rte_security_ctx *)
 474                                                 rte_eth_dev_get_sec_ctx(
 475                                                 pkt->port);
 476
 477                 /* Retrieve the userdata registered. Here, the userdata
 478                  * registered is the SA pointer.
 479                  */
 480                 sa = (struct ipsec_sa *)rte_security_get_userdata(ctx,
 481                                 *rte_security_dynfield(pkt));
 482                 if (sa == NULL) {
 483                         /* userdata could not be retrieved */
 484                         return;
 485                 }
 486
 487                 /* Save SA as priv member in mbuf. This will be used in the
 488                  * IPsec selector(SP-SA) check.
 489                  */
 490
 491                 priv = get_priv(pkt);
 492                 priv->sa = sa;
 493         }
 494 }
 495
 496 static inline void
 497 prepare_traffic(struct rte_mbuf **pkts, struct ipsec_traffic *t,
 498                 uint16_t nb_pkts)
 499 {
 500         int32_t i;
 501
 502         t->ipsec.num = 0;
 503         t->ip4.num = 0;
 504         t->ip6.num = 0;
 505
 506         for (i = 0; i < (nb_pkts - PREFETCH_OFFSET); i++) {
 507                 rte_prefetch0(rte_pktmbuf_mtod(pkts[i + PREFETCH_OFFSET],
 508                                         void *));
 509                 prepare_one_packet(pkts[i], t);
 510         }
 511         /* Process left packets */
 512         for (; i < nb_pkts; i++)
 513                 prepare_one_packet(pkts[i], t);
 514 }
 515
 516 static inline void
 517 prepare_tx_pkt(struct rte_mbuf *pkt, uint16_t port,
 518                 const struct lcore_conf *qconf)
 519 {
 520         struct ip *ip;
 521         struct rte_ether_hdr *ethhdr;
 522
 523         ip = rte_pktmbuf_mtod(pkt, struct ip *);
 524
 525         ethhdr = (struct rte_ether_hdr *)
 526                 rte_pktmbuf_prepend(pkt, RTE_ETHER_HDR_LEN);
 527
 528         if (ip->ip_v == IPVERSION) {
 529                 pkt->ol_flags |= qconf->outbound.ipv4_offloads;
 530                 pkt->l3_len = sizeof(struct ip);
 531                 pkt->l2_len = RTE_ETHER_HDR_LEN;
 532
 533                 ip->ip_sum = 0;
 534
 535                 /* calculate IPv4 cksum in SW */
 536                 if ((pkt->ol_flags & PKT_TX_IP_CKSUM) == 0)
 537                         ip->ip_sum = rte_ipv4_cksum((struct rte_ipv4_hdr *)ip);
 538
 539                 ethhdr->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4);
 540         } else {
 541                 pkt->ol_flags |= qconf->outbound.ipv6_offloads;
 542                 pkt->l3_len = sizeof(struct ip6_hdr);
 543                 pkt->l2_len = RTE_ETHER_HDR_LEN;
 544
 545                 ethhdr->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6);
 546         }
 547
 548         memcpy(&ethhdr->src_addr, &ethaddr_tbl[port].src,
 549                         sizeof(struct rte_ether_addr));
 550         memcpy(&ethhdr->dst_addr, &ethaddr_tbl[port].dst,
 551                         sizeof(struct rte_ether_addr));
 552 }
 553
 554 static inline void
 555 prepare_tx_burst(struct rte_mbuf *pkts[], uint16_t nb_pkts, uint16_t port,
 556                 const struct lcore_conf *qconf)
 557 {
 558         int32_t i;
 559         const int32_t prefetch_offset = 2;
 560
 561         for (i = 0; i < (nb_pkts - prefetch_offset); i++) {
 562                 rte_mbuf_prefetch_part2(pkts[i + prefetch_offset]);
 563                 prepare_tx_pkt(pkts[i], port, qconf);
 564         }
 565         /* Process left packets */
 566         for (; i < nb_pkts; i++)
 567                 prepare_tx_pkt(pkts[i], port, qconf);
 568 }
 569
 570 /* Send burst of packets on an output interface */
 571 static inline int32_t
 572 send_burst(struct lcore_conf *qconf, uint16_t n, uint16_t port)
 573 {
 574         struct rte_mbuf **m_table;
 575         int32_t ret;
 576         uint16_t queueid;
 577
 578         queueid = qconf->tx_queue_id[port];
 579         m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table;
 580
 581         prepare_tx_burst(m_table, n, port, qconf);
 582
 583         ret = rte_eth_tx_burst(port, queueid, m_table, n);
 584
 585         core_stats_update_tx(ret);
 586
 587         if (unlikely(ret < n)) {
 588                 do {
 589                         free_pkts(&m_table[ret], 1);
 590                 } while (++ret < n);
 591         }
 592
 593         return 0;
 594 }
 595
 596 /*
 597  * Helper function to fragment and queue for TX one packet.
 598  */
 599 static inline uint32_t
 600 send_fragment_packet(struct lcore_conf *qconf, struct rte_mbuf *m,
 601         uint16_t port, uint8_t proto)
 602 {
 603         struct buffer *tbl;
 604         uint32_t len, n;
 605         int32_t rc;
 606
 607         tbl =  qconf->tx_mbufs + port;
 608         len = tbl->len;
 609
 610         /* free space for new fragments */
 611         if (len + RTE_LIBRTE_IP_FRAG_MAX_FRAG >=  RTE_DIM(tbl->m_table)) {
 612                 send_burst(qconf, len, port);
 613                 len = 0;
 614         }
 615
 616         n = RTE_DIM(tbl->m_table) - len;
 617
 618         if (proto == IPPROTO_IP)
 619                 rc = rte_ipv4_fragment_packet(m, tbl->m_table + len,
 620                         n, mtu_size, qconf->frag.pool_dir,
 621                         qconf->frag.pool_indir);
 622         else
 623                 rc = rte_ipv6_fragment_packet(m, tbl->m_table + len,
 624                         n, mtu_size, qconf->frag.pool_dir,
 625                         qconf->frag.pool_indir);
 626
 627         if (rc >= 0)
 628                 len += rc;
 629         else
 630                 RTE_LOG(ERR, IPSEC,
 631                         "%s: failed to fragment packet with size %u, "
 632                         "error code: %d\n",
 633                         __func__, m->pkt_len, rte_errno);
 634
 635         free_pkts(&m, 1);
 636         return len;
 637 }
 638
 639 /* Enqueue a single packet, and send burst if queue is filled */
 640 static inline int32_t
 641 send_single_packet(struct rte_mbuf *m, uint16_t port, uint8_t proto)
 642 {
 643         uint32_t lcore_id;
 644         uint16_t len;
 645         struct lcore_conf *qconf;
 646
 647         lcore_id = rte_lcore_id();
 648
 649         qconf = &lcore_conf[lcore_id];
 650         len = qconf->tx_mbufs[port].len;
 651
 652         if (m->pkt_len <= mtu_size) {
 653                 qconf->tx_mbufs[port].m_table[len] = m;
 654                 len++;
 655
 656         /* need to fragment the packet */
 657         } else if (frag_tbl_sz > 0)
 658                 len = send_fragment_packet(qconf, m, port, proto);
 659         else
 660                 free_pkts(&m, 1);
 661
 662         /* enough pkts to be sent */
 663         if (unlikely(len == MAX_PKT_BURST)) {
 664                 send_burst(qconf, MAX_PKT_BURST, port);
 665                 len = 0;
 666         }
 667
 668         qconf->tx_mbufs[port].len = len;
 669         return 0;
 670 }
 671
 672 static inline void
 673 inbound_sp_sa(struct sp_ctx *sp, struct sa_ctx *sa, struct traffic_type *ip,
 674                 uint16_t lim)
 675 {
 676         struct rte_mbuf *m;
 677         uint32_t i, j, res, sa_idx;
 678
 679         if (ip->num == 0 || sp == NULL)
 680                 return;
 681
 682         rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
 683                         ip->num, DEFAULT_MAX_CATEGORIES);
 684
 685         j = 0;
 686         for (i = 0; i < ip->num; i++) {
 687                 m = ip->pkts[i];
 688                 res = ip->res[i];
 689                 if (res == BYPASS) {
 690                         ip->pkts[j++] = m;
 691                         continue;
 692                 }
 693                 if (res == DISCARD) {
 694                         free_pkts(&m, 1);
 695                         continue;
 696                 }
 697
 698                 /* Only check SPI match for processed IPSec packets */
 699                 if (i < lim && ((m->ol_flags & PKT_RX_SEC_OFFLOAD) == 0)) {
 700                         free_pkts(&m, 1);
 701                         continue;
 702                 }
 703
 704                 sa_idx = res - 1;
 705                 if (!inbound_sa_check(sa, m, sa_idx)) {
 706                         free_pkts(&m, 1);
 707                         continue;
 708                 }
 709                 ip->pkts[j++] = m;
 710         }
 711         ip->num = j;
 712 }
 713
 714 static void
 715 split46_traffic(struct ipsec_traffic *trf, struct rte_mbuf *mb[], uint32_t num)
 716 {
 717         uint32_t i, n4, n6;
 718         struct ip *ip;
 719         struct rte_mbuf *m;
 720
 721         n4 = trf->ip4.num;
 722         n6 = trf->ip6.num;
 723
 724         for (i = 0; i < num; i++) {
 725
 726                 m = mb[i];
 727                 ip = rte_pktmbuf_mtod(m, struct ip *);
 728
 729                 if (ip->ip_v == IPVERSION) {
 730                         trf->ip4.pkts[n4] = m;
 731                         trf->ip4.data[n4] = rte_pktmbuf_mtod_offset(m,
 732                                         uint8_t *, offsetof(struct ip, ip_p));
 733                         n4++;
 734                 } else if (ip->ip_v == IP6_VERSION) {
 735                         trf->ip6.pkts[n6] = m;
 736                         trf->ip6.data[n6] = rte_pktmbuf_mtod_offset(m,
 737                                         uint8_t *,
 738                                         offsetof(struct ip6_hdr, ip6_nxt));
 739                         n6++;
 740                 } else
 741                         free_pkts(&m, 1);
 742         }
 743
 744         trf->ip4.num = n4;
 745         trf->ip6.num = n6;
 746 }
 747
 748
 749 static inline void
 750 process_pkts_inbound(struct ipsec_ctx *ipsec_ctx,
 751                 struct ipsec_traffic *traffic)
 752 {
 753         uint16_t nb_pkts_in, n_ip4, n_ip6;
 754
 755         n_ip4 = traffic->ip4.num;
 756         n_ip6 = traffic->ip6.num;
 757
 758         if (app_sa_prm.enable == 0) {
 759                 nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
 760                                 traffic->ipsec.num, MAX_PKT_BURST);
 761                 split46_traffic(traffic, traffic->ipsec.pkts, nb_pkts_in);
 762         } else {
 763                 inbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.pkts,
 764                         traffic->ipsec.saptr, traffic->ipsec.num);
 765                 ipsec_process(ipsec_ctx, traffic);
 766         }
 767
 768         inbound_sp_sa(ipsec_ctx->sp4_ctx, ipsec_ctx->sa_ctx, &traffic->ip4,
 769                         n_ip4);
 770
 771         inbound_sp_sa(ipsec_ctx->sp6_ctx, ipsec_ctx->sa_ctx, &traffic->ip6,
 772                         n_ip6);
 773 }
 774
 775 static inline void
 776 outbound_sp(struct sp_ctx *sp, struct traffic_type *ip,
 777                 struct traffic_type *ipsec)
 778 {
 779         struct rte_mbuf *m;
 780         uint32_t i, j, sa_idx;
 781
 782         if (ip->num == 0 || sp == NULL)
 783                 return;
 784
 785         rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
 786                         ip->num, DEFAULT_MAX_CATEGORIES);
 787
 788         j = 0;
 789         for (i = 0; i < ip->num; i++) {
 790                 m = ip->pkts[i];
 791                 sa_idx = ip->res[i] - 1;
 792                 if (ip->res[i] == DISCARD)
 793                         free_pkts(&m, 1);
 794                 else if (ip->res[i] == BYPASS)
 795                         ip->pkts[j++] = m;
 796                 else {
 797                         ipsec->res[ipsec->num] = sa_idx;
 798                         ipsec->pkts[ipsec->num++] = m;
 799                 }
 800         }
 801         ip->num = j;
 802 }
 803
 804 static inline void
 805 process_pkts_outbound(struct ipsec_ctx *ipsec_ctx,
 806                 struct ipsec_traffic *traffic)
 807 {
 808         struct rte_mbuf *m;
 809         uint16_t idx, nb_pkts_out, i;
 810
 811         /* Drop any IPsec traffic from protected ports */
 812         free_pkts(traffic->ipsec.pkts, traffic->ipsec.num);
 813
 814         traffic->ipsec.num = 0;
 815
 816         outbound_sp(ipsec_ctx->sp4_ctx, &traffic->ip4, &traffic->ipsec);
 817
 818         outbound_sp(ipsec_ctx->sp6_ctx, &traffic->ip6, &traffic->ipsec);
 819
 820         if (app_sa_prm.enable == 0) {
 821
 822                 nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ipsec.pkts,
 823                                 traffic->ipsec.res, traffic->ipsec.num,
 824                                 MAX_PKT_BURST);
 825
 826                 for (i = 0; i < nb_pkts_out; i++) {
 827                         m = traffic->ipsec.pkts[i];
 828                         struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
 829                         if (ip->ip_v == IPVERSION) {
 830                                 idx = traffic->ip4.num++;
 831                                 traffic->ip4.pkts[idx] = m;
 832                         } else {
 833                                 idx = traffic->ip6.num++;
 834                                 traffic->ip6.pkts[idx] = m;
 835                         }
 836                 }
 837         } else {
 838                 outbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.res,
 839                         traffic->ipsec.saptr, traffic->ipsec.num);
 840                 ipsec_process(ipsec_ctx, traffic);
 841         }
 842 }
 843
 844 static inline void
 845 process_pkts_inbound_nosp(struct ipsec_ctx *ipsec_ctx,
 846                 struct ipsec_traffic *traffic)
 847 {
 848         struct rte_mbuf *m;
 849         uint32_t nb_pkts_in, i, idx;
 850
 851         /* Drop any IPv4 traffic from unprotected ports */
 852         free_pkts(traffic->ip4.pkts, traffic->ip4.num);
 853
 854         traffic->ip4.num = 0;
 855
 856         /* Drop any IPv6 traffic from unprotected ports */
 857         free_pkts(traffic->ip6.pkts, traffic->ip6.num);
 858
 859         traffic->ip6.num = 0;
 860
 861         if (app_sa_prm.enable == 0) {
 862
 863                 nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
 864                                 traffic->ipsec.num, MAX_PKT_BURST);
 865
 866                 for (i = 0; i < nb_pkts_in; i++) {
 867                         m = traffic->ipsec.pkts[i];
 868                         struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
 869                         if (ip->ip_v == IPVERSION) {
 870                                 idx = traffic->ip4.num++;
 871                                 traffic->ip4.pkts[idx] = m;
 872                         } else {
 873                                 idx = traffic->ip6.num++;
 874                                 traffic->ip6.pkts[idx] = m;
 875                         }
 876                 }
 877         } else {
 878                 inbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.pkts,
 879                         traffic->ipsec.saptr, traffic->ipsec.num);
 880                 ipsec_process(ipsec_ctx, traffic);
 881         }
 882 }
 883
 884 static inline void
 885 process_pkts_outbound_nosp(struct ipsec_ctx *ipsec_ctx,
 886                 struct ipsec_traffic *traffic)
 887 {
 888         struct rte_mbuf *m;
 889         uint32_t nb_pkts_out, i, n;
 890         struct ip *ip;
 891
 892         /* Drop any IPsec traffic from protected ports */
 893         free_pkts(traffic->ipsec.pkts, traffic->ipsec.num);
 894
 895         n = 0;
 896
 897         for (i = 0; i < traffic->ip4.num; i++) {
 898                 traffic->ipsec.pkts[n] = traffic->ip4.pkts[i];
 899                 traffic->ipsec.res[n++] = single_sa_idx;
 900         }
 901
 902         for (i = 0; i < traffic->ip6.num; i++) {
 903                 traffic->ipsec.pkts[n] = traffic->ip6.pkts[i];
 904                 traffic->ipsec.res[n++] = single_sa_idx;
 905         }
 906
 907         traffic->ip4.num = 0;
 908         traffic->ip6.num = 0;
 909         traffic->ipsec.num = n;
 910
 911         if (app_sa_prm.enable == 0) {
 912
 913                 nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ipsec.pkts,
 914                                 traffic->ipsec.res, traffic->ipsec.num,
 915                                 MAX_PKT_BURST);
 916
 917                 /* They all sue the same SA (ip4 or ip6 tunnel) */
 918                 m = traffic->ipsec.pkts[0];
 919                 ip = rte_pktmbuf_mtod(m, struct ip *);
 920                 if (ip->ip_v == IPVERSION) {
 921                         traffic->ip4.num = nb_pkts_out;
 922                         for (i = 0; i < nb_pkts_out; i++)
 923                                 traffic->ip4.pkts[i] = traffic->ipsec.pkts[i];
 924                 } else {
 925                         traffic->ip6.num = nb_pkts_out;
 926                         for (i = 0; i < nb_pkts_out; i++)
 927                                 traffic->ip6.pkts[i] = traffic->ipsec.pkts[i];
 928                 }
 929         } else {
 930                 outbound_sa_lookup(ipsec_ctx->sa_ctx, traffic->ipsec.res,
 931                         traffic->ipsec.saptr, traffic->ipsec.num);
 932                 ipsec_process(ipsec_ctx, traffic);
 933         }
 934 }
 935
 936 static inline int32_t
 937 get_hop_for_offload_pkt(struct rte_mbuf *pkt, int is_ipv6)
 938 {
 939         struct ipsec_mbuf_metadata *priv;
 940         struct ipsec_sa *sa;
 941
 942         priv = get_priv(pkt);
 943
 944         sa = priv->sa;
 945         if (unlikely(sa == NULL)) {
 946                 RTE_LOG(ERR, IPSEC, "SA not saved in private data\n");
 947                 goto fail;
 948         }
 949
 950         if (is_ipv6)
 951                 return sa->portid;
 952
 953         /* else */
 954         return (sa->portid | RTE_LPM_LOOKUP_SUCCESS);
 955
 956 fail:
 957         if (is_ipv6)
 958                 return -1;
 959
 960         /* else */
 961         return 0;
 962 }
 963
 964 static inline void
 965 route4_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
 966 {
 967         uint32_t hop[MAX_PKT_BURST * 2];
 968         uint32_t dst_ip[MAX_PKT_BURST * 2];
 969         int32_t pkt_hop = 0;
 970         uint16_t i, offset;
 971         uint16_t lpm_pkts = 0;
 972
 973         if (nb_pkts == 0)
 974                 return;
 975
 976         /* Need to do an LPM lookup for non-inline packets. Inline packets will
 977          * have port ID in the SA
 978          */
 979
 980         for (i = 0; i < nb_pkts; i++) {
 981                 if (!(pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD)) {
 982                         /* Security offload not enabled. So an LPM lookup is
 983                          * required to get the hop
 984                          */
 985                         offset = offsetof(struct ip, ip_dst);
 986                         dst_ip[lpm_pkts] = *rte_pktmbuf_mtod_offset(pkts[i],
 987                                         uint32_t *, offset);
 988                         dst_ip[lpm_pkts] = rte_be_to_cpu_32(dst_ip[lpm_pkts]);
 989                         lpm_pkts++;
 990                 }
 991         }
 992
 993         rte_lpm_lookup_bulk((struct rte_lpm *)rt_ctx, dst_ip, hop, lpm_pkts);
 994
 995         lpm_pkts = 0;
 996
 997         for (i = 0; i < nb_pkts; i++) {
 998                 if (pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD) {
 999                         /* Read hop from the SA */
1000                         pkt_hop = get_hop_for_offload_pkt(pkts[i], 0);
1001                 } else {
1002                         /* Need to use hop returned by lookup */
1003                         pkt_hop = hop[lpm_pkts++];
1004                 }
1005
1006                 if ((pkt_hop & RTE_LPM_LOOKUP_SUCCESS) == 0) {
1007                         free_pkts(&pkts[i], 1);
1008                         continue;
1009                 }
1010                 send_single_packet(pkts[i], pkt_hop & 0xff, IPPROTO_IP);
1011         }
1012 }
1013
1014 static inline void
1015 route6_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
1016 {
1017         int32_t hop[MAX_PKT_BURST * 2];
1018         uint8_t dst_ip[MAX_PKT_BURST * 2][16];
1019         uint8_t *ip6_dst;
1020         int32_t pkt_hop = 0;
1021         uint16_t i, offset;
1022         uint16_t lpm_pkts = 0;
1023
1024         if (nb_pkts == 0)
1025                 return;
1026
1027         /* Need to do an LPM lookup for non-inline packets. Inline packets will
1028          * have port ID in the SA
1029          */
1030
1031         for (i = 0; i < nb_pkts; i++) {
1032                 if (!(pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD)) {
1033                         /* Security offload not enabled. So an LPM lookup is
1034                          * required to get the hop
1035                          */
1036                         offset = offsetof(struct ip6_hdr, ip6_dst);
1037                         ip6_dst = rte_pktmbuf_mtod_offset(pkts[i], uint8_t *,
1038                                         offset);
1039                         memcpy(&dst_ip[lpm_pkts][0], ip6_dst, 16);
1040                         lpm_pkts++;
1041                 }
1042         }
1043
1044         rte_lpm6_lookup_bulk_func((struct rte_lpm6 *)rt_ctx, dst_ip, hop,
1045                         lpm_pkts);
1046
1047         lpm_pkts = 0;
1048
1049         for (i = 0; i < nb_pkts; i++) {
1050                 if (pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD) {
1051                         /* Read hop from the SA */
1052                         pkt_hop = get_hop_for_offload_pkt(pkts[i], 1);
1053                 } else {
1054                         /* Need to use hop returned by lookup */
1055                         pkt_hop = hop[lpm_pkts++];
1056                 }
1057
1058                 if (pkt_hop == -1) {
1059                         free_pkts(&pkts[i], 1);
1060                         continue;
1061                 }
1062                 send_single_packet(pkts[i], pkt_hop & 0xff, IPPROTO_IPV6);
1063         }
1064 }
1065
1066 static inline void
1067 process_pkts(struct lcore_conf *qconf, struct rte_mbuf **pkts,
1068                 uint8_t nb_pkts, uint16_t portid)
1069 {
1070         struct ipsec_traffic traffic;
1071
1072         prepare_traffic(pkts, &traffic, nb_pkts);
1073
1074         if (unlikely(single_sa)) {
1075                 if (is_unprotected_port(portid))
1076                         process_pkts_inbound_nosp(&qconf->inbound, &traffic);
1077                 else
1078                         process_pkts_outbound_nosp(&qconf->outbound, &traffic);
1079         } else {
1080                 if (is_unprotected_port(portid))
1081                         process_pkts_inbound(&qconf->inbound, &traffic);
1082                 else
1083                         process_pkts_outbound(&qconf->outbound, &traffic);
1084         }
1085
1086         route4_pkts(qconf->rt4_ctx, traffic.ip4.pkts, traffic.ip4.num);
1087         route6_pkts(qconf->rt6_ctx, traffic.ip6.pkts, traffic.ip6.num);
1088 }
1089
1090 static inline void
1091 drain_tx_buffers(struct lcore_conf *qconf)
1092 {
1093         struct buffer *buf;
1094         uint32_t portid;
1095
1096         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
1097                 buf = &qconf->tx_mbufs[portid];
1098                 if (buf->len == 0)
1099                         continue;
1100                 send_burst(qconf, buf->len, portid);
1101                 buf->len = 0;
1102         }
1103 }
1104
1105 static inline void
1106 drain_crypto_buffers(struct lcore_conf *qconf)
1107 {
1108         uint32_t i;
1109         struct ipsec_ctx *ctx;
1110
1111         /* drain inbound buffers*/
1112         ctx = &qconf->inbound;
1113         for (i = 0; i != ctx->nb_qps; i++) {
1114                 if (ctx->tbl[i].len != 0)
1115                         enqueue_cop_burst(ctx->tbl  + i);
1116         }
1117
1118         /* drain outbound buffers*/
1119         ctx = &qconf->outbound;
1120         for (i = 0; i != ctx->nb_qps; i++) {
1121                 if (ctx->tbl[i].len != 0)
1122                         enqueue_cop_burst(ctx->tbl  + i);
1123         }
1124 }
1125
1126 static void
1127 drain_inbound_crypto_queues(const struct lcore_conf *qconf,
1128                 struct ipsec_ctx *ctx)
1129 {
1130         uint32_t n;
1131         struct ipsec_traffic trf;
1132
1133         if (app_sa_prm.enable == 0) {
1134
1135                 /* dequeue packets from crypto-queue */
1136                 n = ipsec_inbound_cqp_dequeue(ctx, trf.ipsec.pkts,
1137                         RTE_DIM(trf.ipsec.pkts));
1138
1139                 trf.ip4.num = 0;
1140                 trf.ip6.num = 0;
1141
1142                 /* split traffic by ipv4-ipv6 */
1143                 split46_traffic(&trf, trf.ipsec.pkts, n);
1144         } else
1145                 ipsec_cqp_process(ctx, &trf);
1146
1147         /* process ipv4 packets */
1148         if (trf.ip4.num != 0) {
1149                 inbound_sp_sa(ctx->sp4_ctx, ctx->sa_ctx, &trf.ip4, 0);
1150                 route4_pkts(qconf->rt4_ctx, trf.ip4.pkts, trf.ip4.num);
1151         }
1152
1153         /* process ipv6 packets */
1154         if (trf.ip6.num != 0) {
1155                 inbound_sp_sa(ctx->sp6_ctx, ctx->sa_ctx, &trf.ip6, 0);
1156                 route6_pkts(qconf->rt6_ctx, trf.ip6.pkts, trf.ip6.num);
1157         }
1158 }
1159
1160 static void
1161 drain_outbound_crypto_queues(const struct lcore_conf *qconf,
1162                 struct ipsec_ctx *ctx)
1163 {
1164         uint32_t n;
1165         struct ipsec_traffic trf;
1166
1167         if (app_sa_prm.enable == 0) {
1168
1169                 /* dequeue packets from crypto-queue */
1170                 n = ipsec_outbound_cqp_dequeue(ctx, trf.ipsec.pkts,
1171                         RTE_DIM(trf.ipsec.pkts));
1172
1173                 trf.ip4.num = 0;
1174                 trf.ip6.num = 0;
1175
1176                 /* split traffic by ipv4-ipv6 */
1177                 split46_traffic(&trf, trf.ipsec.pkts, n);
1178         } else
1179                 ipsec_cqp_process(ctx, &trf);
1180
1181         /* process ipv4 packets */
1182         if (trf.ip4.num != 0)
1183                 route4_pkts(qconf->rt4_ctx, trf.ip4.pkts, trf.ip4.num);
1184
1185         /* process ipv6 packets */
1186         if (trf.ip6.num != 0)
1187                 route6_pkts(qconf->rt6_ctx, trf.ip6.pkts, trf.ip6.num);
1188 }
1189
1190 /* main processing loop */
1191 void
1192 ipsec_poll_mode_worker(void)
1193 {
1194         struct rte_mbuf *pkts[MAX_PKT_BURST];
1195         uint32_t lcore_id;
1196         uint64_t prev_tsc, diff_tsc, cur_tsc;
1197         int32_t i, nb_rx;
1198         uint16_t portid;
1199         uint8_t queueid;
1200         struct lcore_conf *qconf;
1201         int32_t rc, socket_id;
1202         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1)
1203                         / US_PER_S * BURST_TX_DRAIN_US;
1204         struct lcore_rx_queue *rxql;
1205
1206         prev_tsc = 0;
1207         lcore_id = rte_lcore_id();
1208         qconf = &lcore_conf[lcore_id];
1209         rxql = qconf->rx_queue_list;
1210         socket_id = rte_lcore_to_socket_id(lcore_id);
1211
1212         qconf->rt4_ctx = socket_ctx[socket_id].rt_ip4;
1213         qconf->rt6_ctx = socket_ctx[socket_id].rt_ip6;
1214         qconf->inbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_in;
1215         qconf->inbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_in;
1216         qconf->inbound.sa_ctx = socket_ctx[socket_id].sa_in;
1217         qconf->inbound.cdev_map = cdev_map_in;
1218         qconf->inbound.session_pool = socket_ctx[socket_id].session_pool;
1219         qconf->inbound.session_priv_pool =
1220                         socket_ctx[socket_id].session_priv_pool;
1221         qconf->outbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_out;
1222         qconf->outbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_out;
1223         qconf->outbound.sa_ctx = socket_ctx[socket_id].sa_out;
1224         qconf->outbound.cdev_map = cdev_map_out;
1225         qconf->outbound.session_pool = socket_ctx[socket_id].session_pool;
1226         qconf->outbound.session_priv_pool =
1227                         socket_ctx[socket_id].session_priv_pool;
1228         qconf->frag.pool_dir = socket_ctx[socket_id].mbuf_pool;
1229         qconf->frag.pool_indir = socket_ctx[socket_id].mbuf_pool_indir;
1230
1231         rc = ipsec_sad_lcore_cache_init(app_sa_prm.cache_sz);
1232         if (rc != 0) {
1233                 RTE_LOG(ERR, IPSEC,
1234                         "SAD cache init on lcore %u, failed with code: %d\n",
1235                         lcore_id, rc);
1236                 return;
1237         }
1238
1239         if (qconf->nb_rx_queue == 0) {
1240                 RTE_LOG(DEBUG, IPSEC, "lcore %u has nothing to do\n",
1241                         lcore_id);
1242                 return;
1243         }
1244
1245         RTE_LOG(INFO, IPSEC, "entering main loop on lcore %u\n", lcore_id);
1246
1247         for (i = 0; i < qconf->nb_rx_queue; i++) {
1248                 portid = rxql[i].port_id;
1249                 queueid = rxql[i].queue_id;
1250                 RTE_LOG(INFO, IPSEC,
1251                         " -- lcoreid=%u portid=%u rxqueueid=%hhu\n",
1252                         lcore_id, portid, queueid);
1253         }
1254
1255         while (!force_quit) {
1256                 cur_tsc = rte_rdtsc();
1257
1258                 /* TX queue buffer drain */
1259                 diff_tsc = cur_tsc - prev_tsc;
1260
1261                 if (unlikely(diff_tsc > drain_tsc)) {
1262                         drain_tx_buffers(qconf);
1263                         drain_crypto_buffers(qconf);
1264                         prev_tsc = cur_tsc;
1265                 }
1266
1267                 for (i = 0; i < qconf->nb_rx_queue; ++i) {
1268
1269                         /* Read packets from RX queues */
1270                         portid = rxql[i].port_id;
1271                         queueid = rxql[i].queue_id;
1272                         nb_rx = rte_eth_rx_burst(portid, queueid,
1273                                         pkts, MAX_PKT_BURST);
1274
1275                         if (nb_rx > 0) {
1276                                 core_stats_update_rx(nb_rx);
1277                                 process_pkts(qconf, pkts, nb_rx, portid);
1278                         }
1279
1280                         /* dequeue and process completed crypto-ops */
1281                         if (is_unprotected_port(portid))
1282                                 drain_inbound_crypto_queues(qconf,
1283                                         &qconf->inbound);
1284                         else
1285                                 drain_outbound_crypto_queues(qconf,
1286                                         &qconf->outbound);
1287                 }
1288         }
1289 }
1290
1291 int
1292 check_flow_params(uint16_t fdir_portid, uint8_t fdir_qid)
1293 {
1294         uint16_t i;
1295         uint16_t portid;
1296         uint8_t queueid;
1297
1298         for (i = 0; i < nb_lcore_params; ++i) {
1299                 portid = lcore_params_array[i].port_id;
1300                 if (portid == fdir_portid) {
1301                         queueid = lcore_params_array[i].queue_id;
1302                         if (queueid == fdir_qid)
1303                                 break;
1304                 }
1305
1306                 if (i == nb_lcore_params - 1)
1307                         return -1;
1308         }
1309
1310         return 1;
1311 }
1312
1313 static int32_t
1314 check_poll_mode_params(struct eh_conf *eh_conf)
1315 {
1316         uint8_t lcore;
1317         uint16_t portid;
1318         uint16_t i;
1319         int32_t socket_id;
1320
1321         if (!eh_conf)
1322                 return -EINVAL;
1323
1324         if (eh_conf->mode != EH_PKT_TRANSFER_MODE_POLL)
1325                 return 0;
1326
1327         if (lcore_params == NULL) {
1328                 printf("Error: No port/queue/core mappings\n");
1329                 return -1;
1330         }
1331
1332         for (i = 0; i < nb_lcore_params; ++i) {
1333                 lcore = lcore_params[i].lcore_id;
1334                 if (!rte_lcore_is_enabled(lcore)) {
1335                         printf("error: lcore %hhu is not enabled in "
1336                                 "lcore mask\n", lcore);
1337                         return -1;
1338                 }
1339                 socket_id = rte_lcore_to_socket_id(lcore);
1340                 if (socket_id != 0 && numa_on == 0) {
1341                         printf("warning: lcore %hhu is on socket %d "
1342                                 "with numa off\n",
1343                                 lcore, socket_id);
1344                 }
1345                 portid = lcore_params[i].port_id;
1346                 if ((enabled_port_mask & (1 << portid)) == 0) {
1347                         printf("port %u is not enabled in port mask\n", portid);
1348                         return -1;
1349                 }
1350                 if (!rte_eth_dev_is_valid_port(portid)) {
1351                         printf("port %u is not present on the board\n", portid);
1352                         return -1;
1353                 }
1354         }
1355         return 0;
1356 }
1357
1358 static uint8_t
1359 get_port_nb_rx_queues(const uint16_t port)
1360 {
1361         int32_t queue = -1;
1362         uint16_t i;
1363
1364         for (i = 0; i < nb_lcore_params; ++i) {
1365                 if (lcore_params[i].port_id == port &&
1366                                 lcore_params[i].queue_id > queue)
1367                         queue = lcore_params[i].queue_id;
1368         }
1369         return (uint8_t)(++queue);
1370 }
1371
1372 static int32_t
1373 init_lcore_rx_queues(void)
1374 {
1375         uint16_t i, nb_rx_queue;
1376         uint8_t lcore;
1377
1378         for (i = 0; i < nb_lcore_params; ++i) {
1379                 lcore = lcore_params[i].lcore_id;
1380                 nb_rx_queue = lcore_conf[lcore].nb_rx_queue;
1381                 if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
1382                         printf("error: too many queues (%u) for lcore: %u\n",
1383                                         nb_rx_queue + 1, lcore);
1384                         return -1;
1385                 }
1386                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
1387                         lcore_params[i].port_id;
1388                 lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
1389                         lcore_params[i].queue_id;
1390                 lcore_conf[lcore].nb_rx_queue++;
1391         }
1392         return 0;
1393 }
1394
1395 /* display usage */
1396 static void
1397 print_usage(const char *prgname)
1398 {
1399         fprintf(stderr, "%s [EAL options] --"
1400                 " -p PORTMASK"
1401                 " [-P]"
1402                 " [-u PORTMASK]"
1403                 " [-j FRAMESIZE]"
1404                 " [-l]"
1405                 " [-w REPLAY_WINDOW_SIZE]"
1406                 " [-e]"
1407                 " [-a]"
1408                 " [-c]"
1409                 " [-s NUMBER_OF_MBUFS_IN_PKT_POOL]"
1410                 " -f CONFIG_FILE"
1411                 " --config (port,queue,lcore)[,(port,queue,lcore)]"
1412                 " [--single-sa SAIDX]"
1413                 " [--cryptodev_mask MASK]"
1414                 " [--transfer-mode MODE]"
1415                 " [--event-schedule-type TYPE]"
1416                 " [--" CMD_LINE_OPT_RX_OFFLOAD " RX_OFFLOAD_MASK]"
1417                 " [--" CMD_LINE_OPT_TX_OFFLOAD " TX_OFFLOAD_MASK]"
1418                 " [--" CMD_LINE_OPT_REASSEMBLE " REASSEMBLE_TABLE_SIZE]"
1419                 " [--" CMD_LINE_OPT_MTU " MTU]"
1420                 "\n\n"
1421                 "  -p PORTMASK: Hexadecimal bitmask of ports to configure\n"
1422                 "  -P : Enable promiscuous mode\n"
1423                 "  -u PORTMASK: Hexadecimal bitmask of unprotected ports\n"
1424                 "  -j FRAMESIZE: Data buffer size, minimum (and default)\n"
1425                 "     value: RTE_MBUF_DEFAULT_BUF_SIZE\n"
1426                 "  -l enables code-path that uses librte_ipsec\n"
1427                 "  -w REPLAY_WINDOW_SIZE specifies IPsec SQN replay window\n"
1428                 "     size for each SA\n"
1429                 "  -e enables ESN\n"
1430                 "  -a enables SA SQN atomic behaviour\n"
1431                 "  -c specifies inbound SAD cache size,\n"
1432                 "     zero value disables the cache (default value: 128)\n"
1433                 "  -s number of mbufs in packet pool, if not specified number\n"
1434                 "     of mbufs will be calculated based on number of cores,\n"
1435                 "     ports and crypto queues\n"
1436                 "  -f CONFIG_FILE: Configuration file\n"
1437                 "  --config (port,queue,lcore): Rx queue configuration. In poll\n"
1438                 "                               mode determines which queues from\n"
1439                 "                               which ports are mapped to which cores.\n"
1440                 "                               In event mode this option is not used\n"
1441                 "                               as packets are dynamically scheduled\n"
1442                 "                               to cores by HW.\n"
1443                 "  --single-sa SAIDX: In poll mode use single SA index for\n"
1444                 "                     outbound traffic, bypassing the SP\n"
1445                 "                     In event mode selects driver submode,\n"
1446                 "                     SA index value is ignored\n"
1447                 "  --cryptodev_mask MASK: Hexadecimal bitmask of the crypto\n"
1448                 "                         devices to configure\n"
1449                 "  --transfer-mode MODE\n"
1450                 "               \"poll\"  : Packet transfer via polling (default)\n"
1451                 "               \"event\" : Packet transfer via event device\n"
1452                 "  --event-schedule-type TYPE queue schedule type, used only when\n"
1453                 "                             transfer mode is set to event\n"
1454                 "               \"ordered\"  : Ordered (default)\n"
1455                 "               \"atomic\"   : Atomic\n"
1456                 "               \"parallel\" : Parallel\n"
1457                 "  --" CMD_LINE_OPT_RX_OFFLOAD
1458                 ": bitmask of the RX HW offload capabilities to enable/use\n"
1459                 "                         (DEV_RX_OFFLOAD_*)\n"
1460                 "  --" CMD_LINE_OPT_TX_OFFLOAD
1461                 ": bitmask of the TX HW offload capabilities to enable/use\n"
1462                 "                         (DEV_TX_OFFLOAD_*)\n"
1463                 "  --" CMD_LINE_OPT_REASSEMBLE " NUM"
1464                 ": max number of entries in reassemble(fragment) table\n"
1465                 "    (zero (default value) disables reassembly)\n"
1466                 "  --" CMD_LINE_OPT_MTU " MTU"
1467                 ": MTU value on all ports (default value: 1500)\n"
1468                 "    outgoing packets with bigger size will be fragmented\n"
1469                 "    incoming packets with bigger size will be discarded\n"
1470                 "  --" CMD_LINE_OPT_FRAG_TTL " FRAG_TTL_NS"
1471                 ": fragments lifetime in nanoseconds, default\n"
1472                 "    and maximum value is 10.000.000.000 ns (10 s)\n"
1473                 "\n",
1474                 prgname);
1475 }
1476
1477 static int
1478 parse_mask(const char *str, uint64_t *val)
1479 {
1480         char *end;
1481         unsigned long t;
1482
1483         errno = 0;
1484         t = strtoul(str, &end, 0);
1485         if (errno != 0 || end[0] != 0)
1486                 return -EINVAL;
1487
1488         *val = t;
1489         return 0;
1490 }
1491
1492 static int32_t
1493 parse_portmask(const char *portmask)
1494 {
1495         char *end = NULL;
1496         unsigned long pm;
1497
1498         errno = 0;
1499
1500         /* parse hexadecimal string */
1501         pm = strtoul(portmask, &end, 16);
1502         if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
1503                 return -1;
1504
1505         if ((pm == 0) && errno)
1506                 return -1;
1507
1508         return pm;
1509 }
1510
1511 static int64_t
1512 parse_decimal(const char *str)
1513 {
1514         char *end = NULL;
1515         uint64_t num;
1516
1517         num = strtoull(str, &end, 10);
1518         if ((str[0] == '\0') || (end == NULL) || (*end != '\0')
1519                 || num > INT64_MAX)
1520                 return -1;
1521
1522         return num;
1523 }
1524
1525 static int32_t
1526 parse_config(const char *q_arg)
1527 {
1528         char s[256];
1529         const char *p, *p0 = q_arg;
1530         char *end;
1531         enum fieldnames {
1532                 FLD_PORT = 0,
1533                 FLD_QUEUE,
1534                 FLD_LCORE,
1535                 _NUM_FLD
1536         };
1537         unsigned long int_fld[_NUM_FLD];
1538         char *str_fld[_NUM_FLD];
1539         int32_t i;
1540         uint32_t size;
1541
1542         nb_lcore_params = 0;
1543
1544         while ((p = strchr(p0, '(')) != NULL) {
1545                 ++p;
1546                 p0 = strchr(p, ')');
1547                 if (p0 == NULL)
1548                         return -1;
1549
1550                 size = p0 - p;
1551                 if (size >= sizeof(s))
1552                         return -1;
1553
1554                 snprintf(s, sizeof(s), "%.*s", size, p);
1555                 if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') !=
1556                                 _NUM_FLD)
1557                         return -1;
1558                 for (i = 0; i < _NUM_FLD; i++) {
1559                         errno = 0;
1560                         int_fld[i] = strtoul(str_fld[i], &end, 0);
1561                         if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
1562                                 return -1;
1563                 }
1564                 if (nb_lcore_params >= MAX_LCORE_PARAMS) {
1565                         printf("exceeded max number of lcore params: %hu\n",
1566                                 nb_lcore_params);
1567                         return -1;
1568                 }
1569                 lcore_params_array[nb_lcore_params].port_id =
1570                         (uint8_t)int_fld[FLD_PORT];
1571                 lcore_params_array[nb_lcore_params].queue_id =
1572                         (uint8_t)int_fld[FLD_QUEUE];
1573                 lcore_params_array[nb_lcore_params].lcore_id =
1574                         (uint8_t)int_fld[FLD_LCORE];
1575                 ++nb_lcore_params;
1576         }
1577         lcore_params = lcore_params_array;
1578         return 0;
1579 }
1580
1581 static void
1582 print_app_sa_prm(const struct app_sa_prm *prm)
1583 {
1584         printf("librte_ipsec usage: %s\n",
1585                 (prm->enable == 0) ? "disabled" : "enabled");
1586
1587         printf("replay window size: %u\n", prm->window_size);
1588         printf("ESN: %s\n", (prm->enable_esn == 0) ? "disabled" : "enabled");
1589         printf("SA flags: %#" PRIx64 "\n", prm->flags);
1590         printf("Frag TTL: %" PRIu64 " ns\n", frag_ttl_ns);
1591 }
1592
1593 static int
1594 parse_transfer_mode(struct eh_conf *conf, const char *optarg)
1595 {
1596         if (!strcmp(CMD_LINE_ARG_POLL, optarg))
1597                 conf->mode = EH_PKT_TRANSFER_MODE_POLL;
1598         else if (!strcmp(CMD_LINE_ARG_EVENT, optarg))
1599                 conf->mode = EH_PKT_TRANSFER_MODE_EVENT;
1600         else {
1601                 printf("Unsupported packet transfer mode\n");
1602                 return -EINVAL;
1603         }
1604
1605         return 0;
1606 }
1607
1608 static int
1609 parse_schedule_type(struct eh_conf *conf, const char *optarg)
1610 {
1611         struct eventmode_conf *em_conf = NULL;
1612
1613         /* Get eventmode conf */
1614         em_conf = conf->mode_params;
1615
1616         if (!strcmp(CMD_LINE_ARG_ORDERED, optarg))
1617                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_ORDERED;
1618         else if (!strcmp(CMD_LINE_ARG_ATOMIC, optarg))
1619                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_ATOMIC;
1620         else if (!strcmp(CMD_LINE_ARG_PARALLEL, optarg))
1621                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_PARALLEL;
1622         else {
1623                 printf("Unsupported queue schedule type\n");
1624                 return -EINVAL;
1625         }
1626
1627         return 0;
1628 }
1629
1630 static int32_t
1631 parse_args(int32_t argc, char **argv, struct eh_conf *eh_conf)
1632 {
1633         int opt;
1634         int64_t ret;
1635         char **argvopt;
1636         int32_t option_index;
1637         char *prgname = argv[0];
1638         int32_t f_present = 0;
1639
1640         argvopt = argv;
1641
1642         while ((opt = getopt_long(argc, argvopt, "aelp:Pu:f:j:w:c:s:",
1643                                 lgopts, &option_index)) != EOF) {
1644
1645                 switch (opt) {
1646                 case 'p':
1647                         enabled_port_mask = parse_portmask(optarg);
1648                         if (enabled_port_mask == 0) {
1649                                 printf("invalid portmask\n");
1650                                 print_usage(prgname);
1651                                 return -1;
1652                         }
1653                         break;
1654                 case 'P':
1655                         printf("Promiscuous mode selected\n");
1656                         promiscuous_on = 1;
1657                         break;
1658                 case 'u':
1659                         unprotected_port_mask = parse_portmask(optarg);
1660                         if (unprotected_port_mask == 0) {
1661                                 printf("invalid unprotected portmask\n");
1662                                 print_usage(prgname);
1663                                 return -1;
1664                         }
1665                         break;
1666                 case 'f':
1667                         if (f_present == 1) {
1668                                 printf("\"-f\" option present more than "
1669                                         "once!\n");
1670                                 print_usage(prgname);
1671                                 return -1;
1672                         }
1673                         cfgfile = optarg;
1674                         f_present = 1;
1675                         break;
1676
1677                 case 's':
1678                         ret = parse_decimal(optarg);
1679                         if (ret < 0) {
1680                                 printf("Invalid number of buffers in a pool: "
1681                                         "%s\n", optarg);
1682                                 print_usage(prgname);
1683                                 return -1;
1684                         }
1685
1686                         nb_bufs_in_pool = ret;
1687                         break;
1688
1689                 case 'j':
1690                         ret = parse_decimal(optarg);
1691                         if (ret < RTE_MBUF_DEFAULT_BUF_SIZE ||
1692                                         ret > UINT16_MAX) {
1693                                 printf("Invalid frame buffer size value: %s\n",
1694                                         optarg);
1695                                 print_usage(prgname);
1696                                 return -1;
1697                         }
1698                         frame_buf_size = ret;
1699                         printf("Custom frame buffer size %u\n", frame_buf_size);
1700                         break;
1701                 case 'l':
1702                         app_sa_prm.enable = 1;
1703                         break;
1704                 case 'w':
1705                         app_sa_prm.window_size = parse_decimal(optarg);
1706                         break;
1707                 case 'e':
1708                         app_sa_prm.enable_esn = 1;
1709                         break;
1710                 case 'a':
1711                         app_sa_prm.enable = 1;
1712                         app_sa_prm.flags |= RTE_IPSEC_SAFLAG_SQN_ATOM;
1713                         break;
1714                 case 'c':
1715                         ret = parse_decimal(optarg);
1716                         if (ret < 0) {
1717                                 printf("Invalid SA cache size: %s\n", optarg);
1718                                 print_usage(prgname);
1719                                 return -1;
1720                         }
1721                         app_sa_prm.cache_sz = ret;
1722                         break;
1723                 case CMD_LINE_OPT_CONFIG_NUM:
1724                         ret = parse_config(optarg);
1725                         if (ret) {
1726                                 printf("Invalid config\n");
1727                                 print_usage(prgname);
1728                                 return -1;
1729                         }
1730                         break;
1731                 case CMD_LINE_OPT_SINGLE_SA_NUM:
1732                         ret = parse_decimal(optarg);
1733                         if (ret == -1 || ret > UINT32_MAX) {
1734                                 printf("Invalid argument[sa_idx]\n");
1735                                 print_usage(prgname);
1736                                 return -1;
1737                         }
1738
1739                         /* else */
1740                         single_sa = 1;
1741                         single_sa_idx = ret;
1742                         eh_conf->ipsec_mode = EH_IPSEC_MODE_TYPE_DRIVER;
1743                         printf("Configured with single SA index %u\n",
1744                                         single_sa_idx);
1745                         break;
1746                 case CMD_LINE_OPT_CRYPTODEV_MASK_NUM:
1747                         ret = parse_portmask(optarg);
1748                         if (ret == -1) {
1749                                 printf("Invalid argument[portmask]\n");
1750                                 print_usage(prgname);
1751                                 return -1;
1752                         }
1753
1754                         /* else */
1755                         enabled_cryptodev_mask = ret;
1756                         break;
1757
1758                 case CMD_LINE_OPT_TRANSFER_MODE_NUM:
1759                         ret = parse_transfer_mode(eh_conf, optarg);
1760                         if (ret < 0) {
1761                                 printf("Invalid packet transfer mode\n");
1762                                 print_usage(prgname);
1763                                 return -1;
1764                         }
1765                         break;
1766
1767                 case CMD_LINE_OPT_SCHEDULE_TYPE_NUM:
1768                         ret = parse_schedule_type(eh_conf, optarg);
1769                         if (ret < 0) {
1770                                 printf("Invalid queue schedule type\n");
1771                                 print_usage(prgname);
1772                                 return -1;
1773                         }
1774                         break;
1775
1776                 case CMD_LINE_OPT_RX_OFFLOAD_NUM:
1777                         ret = parse_mask(optarg, &dev_rx_offload);
1778                         if (ret != 0) {
1779                                 printf("Invalid argument for \'%s\': %s\n",
1780                                         CMD_LINE_OPT_RX_OFFLOAD, optarg);
1781                                 print_usage(prgname);
1782                                 return -1;
1783                         }
1784                         break;
1785                 case CMD_LINE_OPT_TX_OFFLOAD_NUM:
1786                         ret = parse_mask(optarg, &dev_tx_offload);
1787                         if (ret != 0) {
1788                                 printf("Invalid argument for \'%s\': %s\n",
1789                                         CMD_LINE_OPT_TX_OFFLOAD, optarg);
1790                                 print_usage(prgname);
1791                                 return -1;
1792                         }
1793                         break;
1794                 case CMD_LINE_OPT_REASSEMBLE_NUM:
1795                         ret = parse_decimal(optarg);
1796                         if (ret < 0 || ret > UINT32_MAX) {
1797                                 printf("Invalid argument for \'%s\': %s\n",
1798                                         CMD_LINE_OPT_REASSEMBLE, optarg);
1799                                 print_usage(prgname);
1800                                 return -1;
1801                         }
1802                         frag_tbl_sz = ret;
1803                         break;
1804                 case CMD_LINE_OPT_MTU_NUM:
1805                         ret = parse_decimal(optarg);
1806                         if (ret < 0 || ret > RTE_IPV4_MAX_PKT_LEN) {
1807                                 printf("Invalid argument for \'%s\': %s\n",
1808                                         CMD_LINE_OPT_MTU, optarg);
1809                                 print_usage(prgname);
1810                                 return -1;
1811                         }
1812                         mtu_size = ret;
1813                         break;
1814                 case CMD_LINE_OPT_FRAG_TTL_NUM:
1815                         ret = parse_decimal(optarg);
1816                         if (ret < 0 || ret > MAX_FRAG_TTL_NS) {
1817                                 printf("Invalid argument for \'%s\': %s\n",
1818                                         CMD_LINE_OPT_MTU, optarg);
1819                                 print_usage(prgname);
1820                                 return -1;
1821                         }
1822                         frag_ttl_ns = ret;
1823                         break;
1824                 default:
1825                         print_usage(prgname);
1826                         return -1;
1827                 }
1828         }
1829
1830         if (f_present == 0) {
1831                 printf("Mandatory option \"-f\" not present\n");
1832                 return -1;
1833         }
1834
1835         /* check do we need to enable multi-seg support */
1836         if (multi_seg_required()) {
1837                 /* legacy mode doesn't support multi-seg */
1838                 app_sa_prm.enable = 1;
1839                 printf("frame buf size: %u, mtu: %u, "
1840                         "number of reassemble entries: %u\n"
1841                         "multi-segment support is required\n",
1842                         frame_buf_size, mtu_size, frag_tbl_sz);
1843         }
1844
1845         print_app_sa_prm(&app_sa_prm);
1846
1847         if (optind >= 0)
1848                 argv[optind-1] = prgname;
1849
1850         ret = optind-1;
1851         optind = 1; /* reset getopt lib */
1852         return ret;
1853 }
1854
1855 static void
1856 print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr)
1857 {
1858         char buf[RTE_ETHER_ADDR_FMT_SIZE];
1859         rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr);
1860         printf("%s%s", name, buf);
1861 }
1862
1863 /*
1864  * Update destination ethaddr for the port.
1865  */
1866 int
1867 add_dst_ethaddr(uint16_t port, const struct rte_ether_addr *addr)
1868 {
1869         if (port >= RTE_DIM(ethaddr_tbl))
1870                 return -EINVAL;
1871
1872         ethaddr_tbl[port].dst = ETHADDR_TO_UINT64(addr);
1873         return 0;
1874 }
1875
1876 /* Check the link status of all ports in up to 9s, and print them finally */
1877 static void
1878 check_all_ports_link_status(uint32_t port_mask)
1879 {
1880 #define CHECK_INTERVAL 100 /* 100ms */
1881 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1882         uint16_t portid;
1883         uint8_t count, all_ports_up, print_flag = 0;
1884         struct rte_eth_link link;
1885         int ret;
1886         char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
1887
1888         printf("\nChecking link status");
1889         fflush(stdout);
1890         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1891                 all_ports_up = 1;
1892                 RTE_ETH_FOREACH_DEV(portid) {
1893                         if ((port_mask & (1 << portid)) == 0)
1894                                 continue;
1895                         memset(&link, 0, sizeof(link));
1896                         ret = rte_eth_link_get_nowait(portid, &link);
1897                         if (ret < 0) {
1898                                 all_ports_up = 0;
1899                                 if (print_flag == 1)
1900                                         printf("Port %u link get failed: %s\n",
1901                                                 portid, rte_strerror(-ret));
1902                                 continue;
1903                         }
1904                         /* print link status if flag set */
1905                         if (print_flag == 1) {
1906                                 rte_eth_link_to_str(link_status_text,
1907                                         sizeof(link_status_text), &link);
1908                                 printf("Port %d %s\n", portid,
1909                                        link_status_text);
1910                                 continue;
1911                         }
1912                         /* clear all_ports_up flag if any link down */
1913                         if (link.link_status == ETH_LINK_DOWN) {
1914                                 all_ports_up = 0;
1915                                 break;
1916                         }
1917                 }
1918                 /* after finally printing all link status, get out */
1919                 if (print_flag == 1)
1920                         break;
1921
1922                 if (all_ports_up == 0) {
1923                         printf(".");
1924                         fflush(stdout);
1925                         rte_delay_ms(CHECK_INTERVAL);
1926                 }
1927
1928                 /* set the print_flag if all ports up or timeout */
1929                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1930                         print_flag = 1;
1931                         printf("done\n");
1932                 }
1933         }
1934 }
1935
1936 static int32_t
1937 add_mapping(struct rte_hash *map, const char *str, uint16_t cdev_id,
1938                 uint16_t qp, struct lcore_params *params,
1939                 struct ipsec_ctx *ipsec_ctx,
1940                 const struct rte_cryptodev_capabilities *cipher,
1941                 const struct rte_cryptodev_capabilities *auth,
1942                 const struct rte_cryptodev_capabilities *aead)
1943 {
1944         int32_t ret = 0;
1945         unsigned long i;
1946         struct cdev_key key = { 0 };
1947
1948         key.lcore_id = params->lcore_id;
1949         if (cipher)
1950                 key.cipher_algo = cipher->sym.cipher.algo;
1951         if (auth)
1952                 key.auth_algo = auth->sym.auth.algo;
1953         if (aead)
1954                 key.aead_algo = aead->sym.aead.algo;
1955
1956         ret = rte_hash_lookup(map, &key);
1957         if (ret != -ENOENT)
1958                 return 0;
1959
1960         for (i = 0; i < ipsec_ctx->nb_qps; i++)
1961                 if (ipsec_ctx->tbl[i].id == cdev_id)
1962                         break;
1963
1964         if (i == ipsec_ctx->nb_qps) {
1965                 if (ipsec_ctx->nb_qps == MAX_QP_PER_LCORE) {
1966                         printf("Maximum number of crypto devices assigned to "
1967                                 "a core, increase MAX_QP_PER_LCORE value\n");
1968                         return 0;
1969                 }
1970                 ipsec_ctx->tbl[i].id = cdev_id;
1971                 ipsec_ctx->tbl[i].qp = qp;
1972                 ipsec_ctx->nb_qps++;
1973                 printf("%s cdev mapping: lcore %u using cdev %u qp %u "
1974                                 "(cdev_id_qp %lu)\n", str, key.lcore_id,
1975                                 cdev_id, qp, i);
1976         }
1977
1978         ret = rte_hash_add_key_data(map, &key, (void *)i);
1979         if (ret < 0) {
1980                 printf("Faled to insert cdev mapping for (lcore %u, "
1981                                 "cdev %u, qp %u), errno %d\n",
1982                                 key.lcore_id, ipsec_ctx->tbl[i].id,
1983                                 ipsec_ctx->tbl[i].qp, ret);
1984                 return 0;
1985         }
1986
1987         return 1;
1988 }
1989
1990 static int32_t
1991 add_cdev_mapping(struct rte_cryptodev_info *dev_info, uint16_t cdev_id,
1992                 uint16_t qp, struct lcore_params *params)
1993 {
1994         int32_t ret = 0;
1995         const struct rte_cryptodev_capabilities *i, *j;
1996         struct rte_hash *map;
1997         struct lcore_conf *qconf;
1998         struct ipsec_ctx *ipsec_ctx;
1999         const char *str;
2000
2001         qconf = &lcore_conf[params->lcore_id];
2002
2003         if ((unprotected_port_mask & (1 << params->port_id)) == 0) {
2004                 map = cdev_map_out;
2005                 ipsec_ctx = &qconf->outbound;
2006                 str = "Outbound";
2007         } else {
2008                 map = cdev_map_in;
2009                 ipsec_ctx = &qconf->inbound;
2010                 str = "Inbound";
2011         }
2012
2013         /* Required cryptodevs with operation chainning */
2014         if (!(dev_info->feature_flags &
2015                                 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
2016                 return ret;
2017
2018         for (i = dev_info->capabilities;
2019                         i->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; i++) {
2020                 if (i->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2021                         continue;
2022
2023                 if (i->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) {
2024                         ret |= add_mapping(map, str, cdev_id, qp, params,
2025                                         ipsec_ctx, NULL, NULL, i);
2026                         continue;
2027                 }
2028
2029                 if (i->sym.xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
2030                         continue;
2031
2032                 for (j = dev_info->capabilities;
2033                                 j->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; j++) {
2034                         if (j->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
2035                                 continue;
2036
2037                         if (j->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
2038                                 continue;
2039
2040                         ret |= add_mapping(map, str, cdev_id, qp, params,
2041                                                 ipsec_ctx, i, j, NULL);
2042                 }
2043         }
2044
2045         return ret;
2046 }
2047
2048 /* Check if the device is enabled by cryptodev_mask */
2049 static int
2050 check_cryptodev_mask(uint8_t cdev_id)
2051 {
2052         if (enabled_cryptodev_mask & (1 << cdev_id))
2053                 return 0;
2054
2055         return -1;
2056 }
2057
2058 static uint16_t
2059 cryptodevs_init(uint16_t req_queue_num)
2060 {
2061         struct rte_cryptodev_config dev_conf;
2062         struct rte_cryptodev_qp_conf qp_conf;
2063         uint16_t idx, max_nb_qps, qp, total_nb_qps, i;
2064         int16_t cdev_id;
2065         struct rte_hash_parameters params = { 0 };
2066
2067         const uint64_t mseg_flag = multi_seg_required() ?
2068                                 RTE_CRYPTODEV_FF_IN_PLACE_SGL : 0;
2069
2070         params.entries = CDEV_MAP_ENTRIES;
2071         params.key_len = sizeof(struct cdev_key);
2072         params.hash_func = rte_jhash;
2073         params.hash_func_init_val = 0;
2074         params.socket_id = rte_socket_id();
2075
2076         params.name = "cdev_map_in";
2077         cdev_map_in = rte_hash_create(&params);
2078         if (cdev_map_in == NULL)
2079                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
2080                                 rte_errno);
2081
2082         params.name = "cdev_map_out";
2083         cdev_map_out = rte_hash_create(&params);
2084         if (cdev_map_out == NULL)
2085                 rte_panic("Failed to create cdev_map hash table, errno = %d\n",
2086                                 rte_errno);
2087
2088         printf("lcore/cryptodev/qp mappings:\n");
2089
2090         idx = 0;
2091         total_nb_qps = 0;
2092         for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
2093                 struct rte_cryptodev_info cdev_info;
2094
2095                 if (check_cryptodev_mask((uint8_t)cdev_id))
2096                         continue;
2097
2098                 rte_cryptodev_info_get(cdev_id, &cdev_info);
2099
2100                 if ((mseg_flag & cdev_info.feature_flags) != mseg_flag)
2101                         rte_exit(EXIT_FAILURE,
2102                                 "Device %hd does not support \'%s\' feature\n",
2103                                 cdev_id,
2104                                 rte_cryptodev_get_feature_name(mseg_flag));
2105
2106                 if (nb_lcore_params > cdev_info.max_nb_queue_pairs)
2107                         max_nb_qps = cdev_info.max_nb_queue_pairs;
2108                 else
2109                         max_nb_qps = nb_lcore_params;
2110
2111                 qp = 0;
2112                 i = 0;
2113                 while (qp < max_nb_qps && i < nb_lcore_params) {
2114                         if (add_cdev_mapping(&cdev_info, cdev_id, qp,
2115                                                 &lcore_params[idx]))
2116                                 qp++;
2117                         idx++;
2118                         idx = idx % nb_lcore_params;
2119                         i++;
2120                 }
2121
2122                 qp = RTE_MIN(max_nb_qps, RTE_MAX(req_queue_num, qp));
2123                 if (qp == 0)
2124                         continue;
2125
2126                 total_nb_qps += qp;
2127                 dev_conf.socket_id = rte_cryptodev_socket_id(cdev_id);
2128                 dev_conf.nb_queue_pairs = qp;
2129                 dev_conf.ff_disable = RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO;
2130
2131                 uint32_t dev_max_sess = cdev_info.sym.max_nb_sessions;
2132                 if (dev_max_sess != 0 &&
2133                                 dev_max_sess < get_nb_crypto_sessions())
2134                         rte_exit(EXIT_FAILURE,
2135                                 "Device does not support at least %u "
2136                                 "sessions", get_nb_crypto_sessions());
2137
2138                 if (rte_cryptodev_configure(cdev_id, &dev_conf))
2139                         rte_panic("Failed to initialize cryptodev %u\n",
2140                                         cdev_id);
2141
2142                 qp_conf.nb_descriptors = CDEV_QUEUE_DESC;
2143                 qp_conf.mp_session =
2144                         socket_ctx[dev_conf.socket_id].session_pool;
2145                 qp_conf.mp_session_private =
2146                         socket_ctx[dev_conf.socket_id].session_priv_pool;
2147                 for (qp = 0; qp < dev_conf.nb_queue_pairs; qp++)
2148                         if (rte_cryptodev_queue_pair_setup(cdev_id, qp,
2149                                         &qp_conf, dev_conf.socket_id))
2150                                 rte_panic("Failed to setup queue %u for "
2151                                                 "cdev_id %u\n", 0, cdev_id);
2152
2153                 if (rte_cryptodev_start(cdev_id))
2154                         rte_panic("Failed to start cryptodev %u\n",
2155                                         cdev_id);
2156         }
2157
2158         printf("\n");
2159
2160         return total_nb_qps;
2161 }
2162
2163 static void
2164 port_init(uint16_t portid, uint64_t req_rx_offloads, uint64_t req_tx_offloads)
2165 {
2166         uint32_t frame_size;
2167         struct rte_eth_dev_info dev_info;
2168         struct rte_eth_txconf *txconf;
2169         uint16_t nb_tx_queue, nb_rx_queue;
2170         uint16_t tx_queueid, rx_queueid, queue, lcore_id;
2171         int32_t ret, socket_id;
2172         struct lcore_conf *qconf;
2173         struct rte_ether_addr ethaddr;
2174         struct rte_eth_conf local_port_conf = port_conf;
2175
2176         ret = rte_eth_dev_info_get(portid, &dev_info);
2177         if (ret != 0)
2178                 rte_exit(EXIT_FAILURE,
2179                         "Error during getting device (port %u) info: %s\n",
2180                         portid, strerror(-ret));
2181
2182         /* limit allowed HW offloafs, as user requested */
2183         dev_info.rx_offload_capa &= dev_rx_offload;
2184         dev_info.tx_offload_capa &= dev_tx_offload;
2185
2186         printf("Configuring device port %u:\n", portid);
2187
2188         ret = rte_eth_macaddr_get(portid, &ethaddr);
2189         if (ret != 0)
2190                 rte_exit(EXIT_FAILURE,
2191                         "Error getting MAC address (port %u): %s\n",
2192                         portid, rte_strerror(-ret));
2193
2194         ethaddr_tbl[portid].src = ETHADDR_TO_UINT64(&ethaddr);
2195         print_ethaddr("Address: ", &ethaddr);
2196         printf("\n");
2197
2198         nb_rx_queue = get_port_nb_rx_queues(portid);
2199         nb_tx_queue = nb_lcores;
2200
2201         if (nb_rx_queue > dev_info.max_rx_queues)
2202                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
2203                                 "(max rx queue is %u)\n",
2204                                 nb_rx_queue, dev_info.max_rx_queues);
2205
2206         if (nb_tx_queue > dev_info.max_tx_queues)
2207                 rte_exit(EXIT_FAILURE, "Error: queue %u not available "
2208                                 "(max tx queue is %u)\n",
2209                                 nb_tx_queue, dev_info.max_tx_queues);
2210
2211         printf("Creating queues: nb_rx_queue=%d nb_tx_queue=%u...\n",
2212                         nb_rx_queue, nb_tx_queue);
2213
2214         frame_size = MTU_TO_FRAMELEN(mtu_size);
2215         if (frame_size > local_port_conf.rxmode.max_rx_pkt_len)
2216                 local_port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
2217         local_port_conf.rxmode.max_rx_pkt_len = frame_size;
2218
2219         if (multi_seg_required()) {
2220                 local_port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_SCATTER;
2221                 local_port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
2222         }
2223
2224         local_port_conf.rxmode.offloads |= req_rx_offloads;
2225         local_port_conf.txmode.offloads |= req_tx_offloads;
2226
2227         /* Check that all required capabilities are supported */
2228         if ((local_port_conf.rxmode.offloads & dev_info.rx_offload_capa) !=
2229                         local_port_conf.rxmode.offloads)
2230                 rte_exit(EXIT_FAILURE,
2231                         "Error: port %u required RX offloads: 0x%" PRIx64
2232                         ", avaialbe RX offloads: 0x%" PRIx64 "\n",
2233                         portid, local_port_conf.rxmode.offloads,
2234                         dev_info.rx_offload_capa);
2235
2236         if ((local_port_conf.txmode.offloads & dev_info.tx_offload_capa) !=
2237                         local_port_conf.txmode.offloads)
2238                 rte_exit(EXIT_FAILURE,
2239                         "Error: port %u required TX offloads: 0x%" PRIx64
2240                         ", avaialbe TX offloads: 0x%" PRIx64 "\n",
2241                         portid, local_port_conf.txmode.offloads,
2242                         dev_info.tx_offload_capa);
2243
2244         if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
2245                 local_port_conf.txmode.offloads |=
2246                         DEV_TX_OFFLOAD_MBUF_FAST_FREE;
2247
2248         if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_IPV4_CKSUM)
2249                 local_port_conf.txmode.offloads |= DEV_TX_OFFLOAD_IPV4_CKSUM;
2250
2251         printf("port %u configurng rx_offloads=0x%" PRIx64
2252                 ", tx_offloads=0x%" PRIx64 "\n",
2253                 portid, local_port_conf.rxmode.offloads,
2254                 local_port_conf.txmode.offloads);
2255
2256         local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
2257                 dev_info.flow_type_rss_offloads;
2258         if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
2259                         port_conf.rx_adv_conf.rss_conf.rss_hf) {
2260                 printf("Port %u modified RSS hash function based on hardware support,"
2261                         "requested:%#"PRIx64" configured:%#"PRIx64"\n",
2262                         portid,
2263                         port_conf.rx_adv_conf.rss_conf.rss_hf,
2264                         local_port_conf.rx_adv_conf.rss_conf.rss_hf);
2265         }
2266
2267         ret = rte_eth_dev_configure(portid, nb_rx_queue, nb_tx_queue,
2268                         &local_port_conf);
2269         if (ret < 0)
2270                 rte_exit(EXIT_FAILURE, "Cannot configure device: "
2271                                 "err=%d, port=%d\n", ret, portid);
2272
2273         ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
2274         if (ret < 0)
2275                 rte_exit(EXIT_FAILURE, "Cannot adjust number of descriptors: "
2276                                 "err=%d, port=%d\n", ret, portid);
2277
2278         /* init one TX queue per lcore */
2279         tx_queueid = 0;
2280         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
2281                 if (rte_lcore_is_enabled(lcore_id) == 0)
2282                         continue;
2283
2284                 if (numa_on)
2285                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
2286                 else
2287                         socket_id = 0;
2288
2289                 /* init TX queue */
2290                 printf("Setup txq=%u,%d,%d\n", lcore_id, tx_queueid, socket_id);
2291
2292                 txconf = &dev_info.default_txconf;
2293                 txconf->offloads = local_port_conf.txmode.offloads;
2294
2295                 ret = rte_eth_tx_queue_setup(portid, tx_queueid, nb_txd,
2296                                 socket_id, txconf);
2297                 if (ret < 0)
2298                         rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: "
2299                                         "err=%d, port=%d\n", ret, portid);
2300
2301                 qconf = &lcore_conf[lcore_id];
2302                 qconf->tx_queue_id[portid] = tx_queueid;
2303
2304                 /* Pre-populate pkt offloads based on capabilities */
2305                 qconf->outbound.ipv4_offloads = PKT_TX_IPV4;
2306                 qconf->outbound.ipv6_offloads = PKT_TX_IPV6;
2307                 if (local_port_conf.txmode.offloads & DEV_TX_OFFLOAD_IPV4_CKSUM)
2308                         qconf->outbound.ipv4_offloads |= PKT_TX_IP_CKSUM;
2309
2310                 tx_queueid++;
2311
2312                 /* init RX queues */
2313                 for (queue = 0; queue < qconf->nb_rx_queue; ++queue) {
2314                         struct rte_eth_rxconf rxq_conf;
2315
2316                         if (portid != qconf->rx_queue_list[queue].port_id)
2317                                 continue;
2318
2319                         rx_queueid = qconf->rx_queue_list[queue].queue_id;
2320
2321                         printf("Setup rxq=%d,%d,%d\n", portid, rx_queueid,
2322                                         socket_id);
2323
2324                         rxq_conf = dev_info.default_rxconf;
2325                         rxq_conf.offloads = local_port_conf.rxmode.offloads;
2326                         ret = rte_eth_rx_queue_setup(portid, rx_queueid,
2327                                         nb_rxd, socket_id, &rxq_conf,
2328                                         socket_ctx[socket_id].mbuf_pool);
2329                         if (ret < 0)
2330                                 rte_exit(EXIT_FAILURE,
2331                                         "rte_eth_rx_queue_setup: err=%d, "
2332                                         "port=%d\n", ret, portid);
2333                 }
2334         }
2335         printf("\n");
2336 }
2337
2338 static size_t
2339 max_session_size(void)
2340 {
2341         size_t max_sz, sz;
2342         void *sec_ctx;
2343         int16_t cdev_id, port_id, n;
2344
2345         max_sz = 0;
2346         n =  rte_cryptodev_count();
2347         for (cdev_id = 0; cdev_id != n; cdev_id++) {
2348                 sz = rte_cryptodev_sym_get_private_session_size(cdev_id);
2349                 if (sz > max_sz)
2350                         max_sz = sz;
2351                 /*
2352                  * If crypto device is security capable, need to check the
2353                  * size of security session as well.
2354                  */
2355
2356                 /* Get security context of the crypto device */
2357                 sec_ctx = rte_cryptodev_get_sec_ctx(cdev_id);
2358                 if (sec_ctx == NULL)
2359                         continue;
2360
2361                 /* Get size of security session */
2362                 sz = rte_security_session_get_size(sec_ctx);
2363                 if (sz > max_sz)
2364                         max_sz = sz;
2365         }
2366
2367         RTE_ETH_FOREACH_DEV(port_id) {
2368                 if ((enabled_port_mask & (1 << port_id)) == 0)
2369                         continue;
2370
2371                 sec_ctx = rte_eth_dev_get_sec_ctx(port_id);
2372                 if (sec_ctx == NULL)
2373                         continue;
2374
2375                 sz = rte_security_session_get_size(sec_ctx);
2376                 if (sz > max_sz)
2377                         max_sz = sz;
2378         }
2379
2380         return max_sz;
2381 }
2382
2383 static void
2384 session_pool_init(struct socket_ctx *ctx, int32_t socket_id, size_t sess_sz)
2385 {
2386         char mp_name[RTE_MEMPOOL_NAMESIZE];
2387         struct rte_mempool *sess_mp;
2388         uint32_t nb_sess;
2389
2390         snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
2391                         "sess_mp_%u", socket_id);
2392         nb_sess = (get_nb_crypto_sessions() + CDEV_MP_CACHE_SZ *
2393                 rte_lcore_count());
2394         nb_sess = RTE_MAX(nb_sess, CDEV_MP_CACHE_SZ *
2395                         CDEV_MP_CACHE_MULTIPLIER);
2396         sess_mp = rte_cryptodev_sym_session_pool_create(
2397                         mp_name, nb_sess, sess_sz, CDEV_MP_CACHE_SZ, 0,
2398                         socket_id);
2399         ctx->session_pool = sess_mp;
2400
2401         if (ctx->session_pool == NULL)
2402                 rte_exit(EXIT_FAILURE,
2403                         "Cannot init session pool on socket %d\n", socket_id);
2404         else
2405                 printf("Allocated session pool on socket %d\n", socket_id);
2406 }
2407
2408 static void
2409 session_priv_pool_init(struct socket_ctx *ctx, int32_t socket_id,
2410         size_t sess_sz)
2411 {
2412         char mp_name[RTE_MEMPOOL_NAMESIZE];
2413         struct rte_mempool *sess_mp;
2414         uint32_t nb_sess;
2415
2416         snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
2417                         "sess_mp_priv_%u", socket_id);
2418         nb_sess = (get_nb_crypto_sessions() + CDEV_MP_CACHE_SZ *
2419                 rte_lcore_count());
2420         nb_sess = RTE_MAX(nb_sess, CDEV_MP_CACHE_SZ *
2421                         CDEV_MP_CACHE_MULTIPLIER);
2422         sess_mp = rte_mempool_create(mp_name,
2423                         nb_sess,
2424                         sess_sz,
2425                         CDEV_MP_CACHE_SZ,
2426                         0, NULL, NULL, NULL,
2427                         NULL, socket_id,
2428                         0);
2429         ctx->session_priv_pool = sess_mp;
2430
2431         if (ctx->session_priv_pool == NULL)
2432                 rte_exit(EXIT_FAILURE,
2433                         "Cannot init session priv pool on socket %d\n",
2434                         socket_id);
2435         else
2436                 printf("Allocated session priv pool on socket %d\n",
2437                         socket_id);
2438 }
2439
2440 static void
2441 pool_init(struct socket_ctx *ctx, int32_t socket_id, uint32_t nb_mbuf)
2442 {
2443         char s[64];
2444         int32_t ms;
2445
2446         snprintf(s, sizeof(s), "mbuf_pool_%d", socket_id);
2447         ctx->mbuf_pool = rte_pktmbuf_pool_create(s, nb_mbuf,
2448                         MEMPOOL_CACHE_SIZE, ipsec_metadata_size(),
2449                         frame_buf_size, socket_id);
2450
2451         /*
2452          * if multi-segment support is enabled, then create a pool
2453          * for indirect mbufs.
2454          */
2455         ms = multi_seg_required();
2456         if (ms != 0) {
2457                 snprintf(s, sizeof(s), "mbuf_pool_indir_%d", socket_id);
2458                 ctx->mbuf_pool_indir = rte_pktmbuf_pool_create(s, nb_mbuf,
2459                         MEMPOOL_CACHE_SIZE, 0, 0, socket_id);
2460         }
2461
2462         if (ctx->mbuf_pool == NULL || (ms != 0 && ctx->mbuf_pool_indir == NULL))
2463                 rte_exit(EXIT_FAILURE, "Cannot init mbuf pool on socket %d\n",
2464                                 socket_id);
2465         else
2466                 printf("Allocated mbuf pool on socket %d\n", socket_id);
2467 }
2468
2469 static inline int
2470 inline_ipsec_event_esn_overflow(struct rte_security_ctx *ctx, uint64_t md)
2471 {
2472         struct ipsec_sa *sa;
2473
2474         /* For inline protocol processing, the metadata in the event will
2475          * uniquely identify the security session which raised the event.
2476          * Application would then need the userdata it had registered with the
2477          * security session to process the event.
2478          */
2479
2480         sa = (struct ipsec_sa *)rte_security_get_userdata(ctx, md);
2481
2482         if (sa == NULL) {
2483                 /* userdata could not be retrieved */
2484                 return -1;
2485         }
2486
2487         /* Sequence number over flow. SA need to be re-established */
2488         RTE_SET_USED(sa);
2489         return 0;
2490 }
2491
2492 static int
2493 inline_ipsec_event_callback(uint16_t port_id, enum rte_eth_event_type type,
2494                  void *param, void *ret_param)
2495 {
2496         uint64_t md;
2497         struct rte_eth_event_ipsec_desc *event_desc = NULL;
2498         struct rte_security_ctx *ctx = (struct rte_security_ctx *)
2499                                         rte_eth_dev_get_sec_ctx(port_id);
2500
2501         RTE_SET_USED(param);
2502
2503         if (type != RTE_ETH_EVENT_IPSEC)
2504                 return -1;
2505
2506         event_desc = ret_param;
2507         if (event_desc == NULL) {
2508                 printf("Event descriptor not set\n");
2509                 return -1;
2510         }
2511
2512         md = event_desc->metadata;
2513
2514         if (event_desc->subtype == RTE_ETH_EVENT_IPSEC_ESN_OVERFLOW)
2515                 return inline_ipsec_event_esn_overflow(ctx, md);
2516         else if (event_desc->subtype >= RTE_ETH_EVENT_IPSEC_MAX) {
2517                 printf("Invalid IPsec event reported\n");
2518                 return -1;
2519         }
2520
2521         return -1;
2522 }
2523
2524 static uint16_t
2525 rx_callback(__rte_unused uint16_t port, __rte_unused uint16_t queue,
2526         struct rte_mbuf *pkt[], uint16_t nb_pkts,
2527         __rte_unused uint16_t max_pkts, void *user_param)
2528 {
2529         uint64_t tm;
2530         uint32_t i, k;
2531         struct lcore_conf *lc;
2532         struct rte_mbuf *mb;
2533         struct rte_ether_hdr *eth;
2534
2535         lc = user_param;
2536         k = 0;
2537         tm = 0;
2538
2539         for (i = 0; i != nb_pkts; i++) {
2540
2541                 mb = pkt[i];
2542                 eth = rte_pktmbuf_mtod(mb, struct rte_ether_hdr *);
2543                 if (eth->ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
2544
2545                         struct rte_ipv4_hdr *iph;
2546
2547                         iph = (struct rte_ipv4_hdr *)(eth + 1);
2548                         if (rte_ipv4_frag_pkt_is_fragmented(iph)) {
2549
2550                                 mb->l2_len = sizeof(*eth);
2551                                 mb->l3_len = sizeof(*iph);
2552                                 tm = (tm != 0) ? tm : rte_rdtsc();
2553                                 mb = rte_ipv4_frag_reassemble_packet(
2554                                         lc->frag.tbl, &lc->frag.dr,
2555                                         mb, tm, iph);
2556
2557                                 if (mb != NULL) {
2558                                         /* fix ip cksum after reassemble. */
2559                                         iph = rte_pktmbuf_mtod_offset(mb,
2560                                                 struct rte_ipv4_hdr *,
2561                                                 mb->l2_len);
2562                                         iph->hdr_checksum = 0;
2563                                         iph->hdr_checksum = rte_ipv4_cksum(iph);
2564                                 }
2565                         }
2566                 } else if (eth->ether_type ==
2567                                 rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6)) {
2568
2569                         struct rte_ipv6_hdr *iph;
2570                         struct ipv6_extension_fragment *fh;
2571
2572                         iph = (struct rte_ipv6_hdr *)(eth + 1);
2573                         fh = rte_ipv6_frag_get_ipv6_fragment_header(iph);
2574                         if (fh != NULL) {
2575                                 mb->l2_len = sizeof(*eth);
2576                                 mb->l3_len = (uintptr_t)fh - (uintptr_t)iph +
2577                                         sizeof(*fh);
2578                                 tm = (tm != 0) ? tm : rte_rdtsc();
2579                                 mb = rte_ipv6_frag_reassemble_packet(
2580                                         lc->frag.tbl, &lc->frag.dr,
2581                                         mb, tm, iph, fh);
2582                                 if (mb != NULL)
2583                                         /* fix l3_len after reassemble. */
2584                                         mb->l3_len = mb->l3_len - sizeof(*fh);
2585                         }
2586                 }
2587
2588                 pkt[k] = mb;
2589                 k += (mb != NULL);
2590         }
2591
2592         /* some fragments were encountered, drain death row */
2593         if (tm != 0)
2594                 rte_ip_frag_free_death_row(&lc->frag.dr, 0);
2595
2596         return k;
2597 }
2598
2599
2600 static int
2601 reassemble_lcore_init(struct lcore_conf *lc, uint32_t cid)
2602 {
2603         int32_t sid;
2604         uint32_t i;
2605         uint64_t frag_cycles;
2606         const struct lcore_rx_queue *rxq;
2607         const struct rte_eth_rxtx_callback *cb;
2608
2609         /* create fragment table */
2610         sid = rte_lcore_to_socket_id(cid);
2611         frag_cycles = (rte_get_tsc_hz() + NS_PER_S - 1) /
2612                 NS_PER_S * frag_ttl_ns;
2613
2614         lc->frag.tbl = rte_ip_frag_table_create(frag_tbl_sz,
2615                 FRAG_TBL_BUCKET_ENTRIES, frag_tbl_sz, frag_cycles, sid);
2616         if (lc->frag.tbl == NULL) {
2617                 printf("%s(%u): failed to create fragment table of size: %u, "
2618                         "error code: %d\n",
2619                         __func__, cid, frag_tbl_sz, rte_errno);
2620                 return -ENOMEM;
2621         }
2622
2623         /* setup reassemble RX callbacks for all queues */
2624         for (i = 0; i != lc->nb_rx_queue; i++) {
2625
2626                 rxq = lc->rx_queue_list + i;
2627                 cb = rte_eth_add_rx_callback(rxq->port_id, rxq->queue_id,
2628                         rx_callback, lc);
2629                 if (cb == NULL) {
2630                         printf("%s(%u): failed to install RX callback for "
2631                                 "portid=%u, queueid=%u, error code: %d\n",
2632                                 __func__, cid,
2633                                 rxq->port_id, rxq->queue_id, rte_errno);
2634                         return -ENOMEM;
2635                 }
2636         }
2637
2638         return 0;
2639 }
2640
2641 static int
2642 reassemble_init(void)
2643 {
2644         int32_t rc;
2645         uint32_t i, lc;
2646
2647         rc = 0;
2648         for (i = 0; i != nb_lcore_params; i++) {
2649                 lc = lcore_params[i].lcore_id;
2650                 rc = reassemble_lcore_init(lcore_conf + lc, lc);
2651                 if (rc != 0)
2652                         break;
2653         }
2654
2655         return rc;
2656 }
2657
2658 static void
2659 create_default_ipsec_flow(uint16_t port_id, uint64_t rx_offloads)
2660 {
2661         struct rte_flow_action action[2];
2662         struct rte_flow_item pattern[2];
2663         struct rte_flow_attr attr = {0};
2664         struct rte_flow_error err;
2665         struct rte_flow *flow;
2666         int ret;
2667
2668         if (!(rx_offloads & DEV_RX_OFFLOAD_SECURITY))
2669                 return;
2670
2671         /* Add the default rte_flow to enable SECURITY for all ESP packets */
2672
2673         pattern[0].type = RTE_FLOW_ITEM_TYPE_ESP;
2674         pattern[0].spec = NULL;
2675         pattern[0].mask = NULL;
2676         pattern[0].last = NULL;
2677         pattern[1].type = RTE_FLOW_ITEM_TYPE_END;
2678
2679         action[0].type = RTE_FLOW_ACTION_TYPE_SECURITY;
2680         action[0].conf = NULL;
2681         action[1].type = RTE_FLOW_ACTION_TYPE_END;
2682         action[1].conf = NULL;
2683
2684         attr.ingress = 1;
2685
2686         ret = rte_flow_validate(port_id, &attr, pattern, action, &err);
2687         if (ret)
2688                 return;
2689
2690         flow = rte_flow_create(port_id, &attr, pattern, action, &err);
2691         if (flow == NULL)
2692                 return;
2693
2694         flow_info_tbl[port_id].rx_def_flow = flow;
2695         RTE_LOG(INFO, IPSEC,
2696                 "Created default flow enabling SECURITY for all ESP traffic on port %d\n",
2697                 port_id);
2698 }
2699
2700 static void
2701 signal_handler(int signum)
2702 {
2703         if (signum == SIGINT || signum == SIGTERM) {
2704                 printf("\n\nSignal %d received, preparing to exit...\n",
2705                                 signum);
2706                 force_quit = true;
2707         }
2708 }
2709
2710 static void
2711 ev_mode_sess_verify(struct ipsec_sa *sa, int nb_sa)
2712 {
2713         struct rte_ipsec_session *ips;
2714         int32_t i;
2715
2716         if (!sa || !nb_sa)
2717                 return;
2718
2719         for (i = 0; i < nb_sa; i++) {
2720                 ips = ipsec_get_primary_session(&sa[i]);
2721                 if (ips->type != RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL)
2722                         rte_exit(EXIT_FAILURE, "Event mode supports only "
2723                                  "inline protocol sessions\n");
2724         }
2725
2726 }
2727
2728 static int32_t
2729 check_event_mode_params(struct eh_conf *eh_conf)
2730 {
2731         struct eventmode_conf *em_conf = NULL;
2732         struct lcore_params *params;
2733         uint16_t portid;
2734
2735         if (!eh_conf || !eh_conf->mode_params)
2736                 return -EINVAL;
2737
2738         /* Get eventmode conf */
2739         em_conf = eh_conf->mode_params;
2740
2741         if (eh_conf->mode == EH_PKT_TRANSFER_MODE_POLL &&
2742             em_conf->ext_params.sched_type != SCHED_TYPE_NOT_SET) {
2743                 printf("error: option --event-schedule-type applies only to "
2744                        "event mode\n");
2745                 return -EINVAL;
2746         }
2747
2748         if (eh_conf->mode != EH_PKT_TRANSFER_MODE_EVENT)
2749                 return 0;
2750
2751         /* Set schedule type to ORDERED if it wasn't explicitly set by user */
2752         if (em_conf->ext_params.sched_type == SCHED_TYPE_NOT_SET)
2753                 em_conf->ext_params.sched_type = RTE_SCHED_TYPE_ORDERED;
2754
2755         /*
2756          * Event mode currently supports only inline protocol sessions.
2757          * If there are other types of sessions configured then exit with
2758          * error.
2759          */
2760         ev_mode_sess_verify(sa_in, nb_sa_in);
2761         ev_mode_sess_verify(sa_out, nb_sa_out);
2762
2763
2764         /* Option --config does not apply to event mode */
2765         if (nb_lcore_params > 0) {
2766                 printf("error: option --config applies only to poll mode\n");
2767                 return -EINVAL;
2768         }
2769
2770         /*
2771          * In order to use the same port_init routine for both poll and event
2772          * modes initialize lcore_params with one queue for each eth port
2773          */
2774         lcore_params = lcore_params_array;
2775         RTE_ETH_FOREACH_DEV(portid) {
2776                 if ((enabled_port_mask & (1 << portid)) == 0)
2777                         continue;
2778
2779                 params = &lcore_params[nb_lcore_params++];
2780                 params->port_id = portid;
2781                 params->queue_id = 0;
2782                 params->lcore_id = rte_get_next_lcore(0, 0, 1);
2783         }
2784
2785         return 0;
2786 }
2787
2788 static void
2789 inline_sessions_free(struct sa_ctx *sa_ctx)
2790 {
2791         struct rte_ipsec_session *ips;
2792         struct ipsec_sa *sa;
2793         int32_t ret;
2794         uint32_t i;
2795
2796         if (!sa_ctx)
2797                 return;
2798
2799         for (i = 0; i < sa_ctx->nb_sa; i++) {
2800
2801                 sa = &sa_ctx->sa[i];
2802                 if (!sa->spi)
2803                         continue;
2804
2805                 ips = ipsec_get_primary_session(sa);
2806                 if (ips->type != RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL &&
2807                     ips->type != RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO)
2808                         continue;
2809
2810                 if (!rte_eth_dev_is_valid_port(sa->portid))
2811                         continue;
2812
2813                 ret = rte_security_session_destroy(
2814                                 rte_eth_dev_get_sec_ctx(sa->portid),
2815                                 ips->security.ses);
2816                 if (ret)
2817                         RTE_LOG(ERR, IPSEC, "Failed to destroy security "
2818                                             "session type %d, spi %d\n",
2819                                             ips->type, sa->spi);
2820         }
2821 }
2822
2823 static uint32_t
2824 calculate_nb_mbufs(uint16_t nb_ports, uint16_t nb_crypto_qp, uint32_t nb_rxq,
2825                 uint32_t nb_txq)
2826 {
2827         return RTE_MAX((nb_rxq * nb_rxd +
2828                         nb_ports * nb_lcores * MAX_PKT_BURST +
2829                         nb_ports * nb_txq * nb_txd +
2830                         nb_lcores * MEMPOOL_CACHE_SIZE +
2831                         nb_crypto_qp * CDEV_QUEUE_DESC +
2832                         nb_lcores * frag_tbl_sz *
2833                         FRAG_TBL_BUCKET_ENTRIES),
2834                        8192U);
2835 }
2836
2837 int32_t
2838 main(int32_t argc, char **argv)
2839 {
2840         int32_t ret;
2841         uint32_t lcore_id, nb_txq, nb_rxq = 0;
2842         uint32_t cdev_id;
2843         uint32_t i;
2844         uint8_t socket_id;
2845         uint16_t portid, nb_crypto_qp, nb_ports = 0;
2846         uint64_t req_rx_offloads[RTE_MAX_ETHPORTS];
2847         uint64_t req_tx_offloads[RTE_MAX_ETHPORTS];
2848         struct eh_conf *eh_conf = NULL;
2849         size_t sess_sz;
2850
2851         nb_bufs_in_pool = 0;
2852
2853         /* init EAL */
2854         ret = rte_eal_init(argc, argv);
2855         if (ret < 0)
2856                 rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
2857         argc -= ret;
2858         argv += ret;
2859
2860         force_quit = false;
2861         signal(SIGINT, signal_handler);
2862         signal(SIGTERM, signal_handler);
2863
2864         /* initialize event helper configuration */
2865         eh_conf = eh_conf_init();
2866         if (eh_conf == NULL)
2867                 rte_exit(EXIT_FAILURE, "Failed to init event helper config");
2868
2869         /* parse application arguments (after the EAL ones) */
2870         ret = parse_args(argc, argv, eh_conf);
2871         if (ret < 0)
2872                 rte_exit(EXIT_FAILURE, "Invalid parameters\n");
2873
2874         /* parse configuration file */
2875         if (parse_cfg_file(cfgfile) < 0) {
2876                 printf("parsing file \"%s\" failed\n",
2877                         optarg);
2878                 print_usage(argv[0]);
2879                 return -1;
2880         }
2881
2882         if ((unprotected_port_mask & enabled_port_mask) !=
2883                         unprotected_port_mask)
2884                 rte_exit(EXIT_FAILURE, "Invalid unprotected portmask 0x%x\n",
2885                                 unprotected_port_mask);
2886
2887         if (check_poll_mode_params(eh_conf) < 0)
2888                 rte_exit(EXIT_FAILURE, "check_poll_mode_params failed\n");
2889
2890         if (check_event_mode_params(eh_conf) < 0)
2891                 rte_exit(EXIT_FAILURE, "check_event_mode_params failed\n");
2892
2893         ret = init_lcore_rx_queues();
2894         if (ret < 0)
2895                 rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
2896
2897         nb_lcores = rte_lcore_count();
2898
2899         sess_sz = max_session_size();
2900
2901         /*
2902          * In event mode request minimum number of crypto queues
2903          * to be reserved equal to number of ports.
2904          */
2905         if (eh_conf->mode == EH_PKT_TRANSFER_MODE_EVENT)
2906                 nb_crypto_qp = rte_eth_dev_count_avail();
2907         else
2908                 nb_crypto_qp = 0;
2909
2910         nb_crypto_qp = cryptodevs_init(nb_crypto_qp);
2911
2912         if (nb_bufs_in_pool == 0) {
2913                 RTE_ETH_FOREACH_DEV(portid) {
2914                         if ((enabled_port_mask & (1 << portid)) == 0)
2915                                 continue;
2916                         nb_ports++;
2917                         nb_rxq += get_port_nb_rx_queues(portid);
2918                 }
2919
2920                 nb_txq = nb_lcores;
2921
2922                 nb_bufs_in_pool = calculate_nb_mbufs(nb_ports, nb_crypto_qp,
2923                                                 nb_rxq, nb_txq);
2924         }
2925
2926         for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
2927                 if (rte_lcore_is_enabled(lcore_id) == 0)
2928                         continue;
2929
2930                 if (numa_on)
2931                         socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
2932                 else
2933                         socket_id = 0;
2934
2935                 /* mbuf_pool is initialised by the pool_init() function*/
2936                 if (socket_ctx[socket_id].mbuf_pool)
2937                         continue;
2938
2939                 pool_init(&socket_ctx[socket_id], socket_id, nb_bufs_in_pool);
2940                 session_pool_init(&socket_ctx[socket_id], socket_id, sess_sz);
2941                 session_priv_pool_init(&socket_ctx[socket_id], socket_id,
2942                         sess_sz);
2943         }
2944         printf("Number of mbufs in packet pool %d\n", nb_bufs_in_pool);
2945
2946         RTE_ETH_FOREACH_DEV(portid) {
2947                 if ((enabled_port_mask & (1 << portid)) == 0)
2948                         continue;
2949
2950                 sa_check_offloads(portid, &req_rx_offloads[portid],
2951                                 &req_tx_offloads[portid]);
2952                 port_init(portid, req_rx_offloads[portid],
2953                                 req_tx_offloads[portid]);
2954         }
2955
2956         /*
2957          * Set the enabled port mask in helper config for use by helper
2958          * sub-system. This will be used while initializing devices using
2959          * helper sub-system.
2960          */
2961         eh_conf->eth_portmask = enabled_port_mask;
2962
2963         /* Initialize eventmode components */
2964         ret = eh_devs_init(eh_conf);
2965         if (ret < 0)
2966                 rte_exit(EXIT_FAILURE, "eh_devs_init failed, err=%d\n", ret);
2967
2968         /* start ports */
2969         RTE_ETH_FOREACH_DEV(portid) {
2970                 if ((enabled_port_mask & (1 << portid)) == 0)
2971                         continue;
2972
2973                 /* Create flow before starting the device */
2974                 create_default_ipsec_flow(portid, req_rx_offloads[portid]);
2975
2976                 ret = rte_eth_dev_start(portid);
2977                 if (ret < 0)
2978                         rte_exit(EXIT_FAILURE, "rte_eth_dev_start: "
2979                                         "err=%d, port=%d\n", ret, portid);
2980                 /*
2981                  * If enabled, put device in promiscuous mode.
2982                  * This allows IO forwarding mode to forward packets
2983                  * to itself through 2 cross-connected  ports of the
2984                  * target machine.
2985                  */
2986                 if (promiscuous_on) {
2987                         ret = rte_eth_promiscuous_enable(portid);
2988                         if (ret != 0)
2989                                 rte_exit(EXIT_FAILURE,
2990                                         "rte_eth_promiscuous_enable: err=%s, port=%d\n",
2991                                         rte_strerror(-ret), portid);
2992                 }
2993
2994                 rte_eth_dev_callback_register(portid,
2995                         RTE_ETH_EVENT_IPSEC, inline_ipsec_event_callback, NULL);
2996         }
2997
2998         /* fragment reassemble is enabled */
2999         if (frag_tbl_sz != 0) {
3000                 ret = reassemble_init();
3001                 if (ret != 0)
3002                         rte_exit(EXIT_FAILURE, "failed at reassemble init");
3003         }
3004
3005         /* Replicate each context per socket */
3006         for (i = 0; i < NB_SOCKETS && i < rte_socket_count(); i++) {
3007                 socket_id = rte_socket_id_by_idx(i);
3008                 if ((socket_ctx[socket_id].mbuf_pool != NULL) &&
3009                         (socket_ctx[socket_id].sa_in == NULL) &&
3010                         (socket_ctx[socket_id].sa_out == NULL)) {
3011                         sa_init(&socket_ctx[socket_id], socket_id);
3012                         sp4_init(&socket_ctx[socket_id], socket_id);
3013                         sp6_init(&socket_ctx[socket_id], socket_id);
3014                         rt_init(&socket_ctx[socket_id], socket_id);
3015                 }
3016         }
3017
3018         flow_init();
3019
3020         check_all_ports_link_status(enabled_port_mask);
3021
3022 #if (STATS_INTERVAL > 0)
3023         rte_eal_alarm_set(STATS_INTERVAL * US_PER_S, print_stats_cb, NULL);
3024 #else
3025         RTE_LOG(INFO, IPSEC, "Stats display disabled\n");
3026 #endif /* STATS_INTERVAL */
3027
3028         /* launch per-lcore init on every lcore */
3029         rte_eal_mp_remote_launch(ipsec_launch_one_lcore, eh_conf, CALL_MAIN);
3030         RTE_LCORE_FOREACH_WORKER(lcore_id) {
3031                 if (rte_eal_wait_lcore(lcore_id) < 0)
3032                         return -1;
3033         }
3034
3035         /* Uninitialize eventmode components */
3036         ret = eh_devs_uninit(eh_conf);
3037         if (ret < 0)
3038                 rte_exit(EXIT_FAILURE, "eh_devs_uninit failed, err=%d\n", ret);
3039
3040         /* Free eventmode configuration memory */
3041         eh_conf_uninit(eh_conf);
3042
3043         /* Destroy inline inbound and outbound sessions */
3044         for (i = 0; i < NB_SOCKETS && i < rte_socket_count(); i++) {
3045                 socket_id = rte_socket_id_by_idx(i);
3046                 inline_sessions_free(socket_ctx[socket_id].sa_in);
3047                 inline_sessions_free(socket_ctx[socket_id].sa_out);
3048         }
3049
3050         for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
3051                 printf("Closing cryptodev %d...", cdev_id);
3052                 rte_cryptodev_stop(cdev_id);
3053                 rte_cryptodev_close(cdev_id);
3054                 printf(" Done\n");
3055         }
3056
3057         RTE_ETH_FOREACH_DEV(portid) {
3058                 if ((enabled_port_mask & (1 << portid)) == 0)
3059                         continue;
3060
3061                 printf("Closing port %d...", portid);
3062                 if (flow_info_tbl[portid].rx_def_flow) {
3063                         struct rte_flow_error err;
3064
3065                         ret = rte_flow_destroy(portid,
3066                                 flow_info_tbl[portid].rx_def_flow, &err);
3067                         if (ret)
3068                                 RTE_LOG(ERR, IPSEC, "Failed to destroy flow "
3069                                         " for port %u, err msg: %s\n", portid,
3070                                         err.message);
3071                 }
3072                 ret = rte_eth_dev_stop(portid);
3073                 if (ret != 0)
3074                         RTE_LOG(ERR, IPSEC,
3075                                 "rte_eth_dev_stop: err=%s, port=%u\n",
3076                                 rte_strerror(-ret), portid);
3077
3078                 rte_eth_dev_close(portid);
3079                 printf(" Done\n");
3080         }
3081
3082         /* clean up the EAL */
3083         rte_eal_cleanup();
3084         printf("Bye...\n");
3085
3086         return 0;
3087 }