examples/l2fwd-crypto/main.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <time.h>
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <string.h>
  38 #include <stdint.h>
  39 #include <inttypes.h>
  40 #include <sys/types.h>
  41 #include <sys/queue.h>
  42 #include <netinet/in.h>
  43 #include <setjmp.h>
  44 #include <stdarg.h>
  45 #include <ctype.h>
  46 #include <errno.h>
  47 #include <getopt.h>
  48
  49 #include <rte_atomic.h>
  50 #include <rte_branch_prediction.h>
  51 #include <rte_common.h>
  52 #include <rte_cryptodev.h>
  53 #include <rte_cycles.h>
  54 #include <rte_debug.h>
  55 #include <rte_eal.h>
  56 #include <rte_ether.h>
  57 #include <rte_ethdev.h>
  58 #include <rte_interrupts.h>
  59 #include <rte_ip.h>
  60 #include <rte_launch.h>
  61 #include <rte_lcore.h>
  62 #include <rte_log.h>
  63 #include <rte_malloc.h>
  64 #include <rte_mbuf.h>
  65 #include <rte_mbuf_offload.h>
  66 #include <rte_memcpy.h>
  67 #include <rte_memory.h>
  68 #include <rte_mempool.h>
  69 #include <rte_memzone.h>
  70 #include <rte_pci.h>
  71 #include <rte_per_lcore.h>
  72 #include <rte_prefetch.h>
  73 #include <rte_random.h>
  74 #include <rte_ring.h>
  75
  76 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
  77
  78 #define NB_MBUF   8192
  79
  80 #define MAX_PKT_BURST 32
  81 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
  82
  83 /*
  84  * Configurable number of RX/TX ring descriptors
  85  */
  86 #define RTE_TEST_RX_DESC_DEFAULT 128
  87 #define RTE_TEST_TX_DESC_DEFAULT 512
  88 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
  89 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
  90
  91 /* ethernet addresses of ports */
  92 static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
  93
  94 /* mask of enabled ports */
  95 static uint64_t l2fwd_enabled_port_mask;
  96 static uint64_t l2fwd_enabled_crypto_mask;
  97
  98 /* list of enabled ports */
  99 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
 100
 101
 102 struct pkt_buffer {
 103         unsigned len;
 104         struct rte_mbuf *buffer[MAX_PKT_BURST];
 105 };
 106
 107 #define MAX_RX_QUEUE_PER_LCORE 16
 108 #define MAX_TX_QUEUE_PER_PORT 16
 109
 110 enum l2fwd_crypto_xform_chain {
 111         L2FWD_CRYPTO_CIPHER_HASH,
 112         L2FWD_CRYPTO_HASH_CIPHER
 113 };
 114
 115 /** l2fwd crypto application command line options */
 116 struct l2fwd_crypto_options {
 117         unsigned portmask;
 118         unsigned nb_ports_per_lcore;
 119         unsigned refresh_period;
 120         unsigned single_lcore:1;
 121
 122         enum rte_cryptodev_type cdev_type;
 123         unsigned sessionless:1;
 124
 125         enum l2fwd_crypto_xform_chain xform_chain;
 126
 127         struct rte_crypto_xform cipher_xform;
 128         uint8_t ckey_data[32];
 129
 130         struct rte_crypto_key iv_key;
 131         uint8_t ivkey_data[16];
 132
 133         struct rte_crypto_xform auth_xform;
 134         uint8_t akey_data[128];
 135 };
 136
 137 /** l2fwd crypto lcore params */
 138 struct l2fwd_crypto_params {
 139         uint8_t dev_id;
 140         uint8_t qp_id;
 141
 142         unsigned digest_length;
 143         unsigned block_size;
 144
 145         struct rte_crypto_key iv_key;
 146         struct rte_cryptodev_session *session;
 147 };
 148
 149 /** lcore configuration */
 150 struct lcore_queue_conf {
 151         unsigned nb_rx_ports;
 152         unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
 153
 154         unsigned nb_crypto_devs;
 155         unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
 156
 157         struct pkt_buffer crypto_pkt_buf[RTE_MAX_ETHPORTS];
 158         struct pkt_buffer tx_pkt_buf[RTE_MAX_ETHPORTS];
 159 } __rte_cache_aligned;
 160
 161 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
 162
 163 static const struct rte_eth_conf port_conf = {
 164         .rxmode = {
 165                 .split_hdr_size = 0,
 166                 .header_split   = 0, /**< Header Split disabled */
 167                 .hw_ip_checksum = 0, /**< IP checksum offload disabled */
 168                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 169                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 170                 .hw_strip_crc   = 0, /**< CRC stripped by hardware */
 171         },
 172         .txmode = {
 173                 .mq_mode = ETH_MQ_TX_NONE,
 174         },
 175 };
 176
 177 struct rte_mempool *l2fwd_pktmbuf_pool;
 178 struct rte_mempool *l2fwd_mbuf_ol_pool;
 179
 180 /* Per-port statistics struct */
 181 struct l2fwd_port_statistics {
 182         uint64_t tx;
 183         uint64_t rx;
 184
 185         uint64_t crypto_enqueued;
 186         uint64_t crypto_dequeued;
 187
 188         uint64_t dropped;
 189 } __rte_cache_aligned;
 190
 191 struct l2fwd_crypto_statistics {
 192         uint64_t enqueued;
 193         uint64_t dequeued;
 194
 195         uint64_t errors;
 196 } __rte_cache_aligned;
 197
 198 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
 199 struct l2fwd_crypto_statistics crypto_statistics[RTE_MAX_ETHPORTS];
 200
 201 /* A tsc-based timer responsible for triggering statistics printout */
 202 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
 203 #define MAX_TIMER_PERIOD 86400 /* 1 day max */
 204
 205 /* default period is 10 seconds */
 206 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
 207
 208 uint64_t total_packets_dropped = 0, total_packets_tx = 0, total_packets_rx = 0,
 209         total_packets_enqueued = 0, total_packets_dequeued = 0,
 210         total_packets_errors = 0;
 211
 212 /* Print out statistics on packets dropped */
 213 static void
 214 print_stats(void)
 215 {
 216         unsigned portid;
 217         uint64_t cdevid;
 218
 219
 220         const char clr[] = { 27, '[', '2', 'J', '\0' };
 221         const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
 222
 223                 /* Clear screen and move to top left */
 224         printf("%s%s", clr, topLeft);
 225
 226         printf("\nPort statistics ====================================");
 227
 228         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 229                 /* skip disabled ports */
 230                 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
 231                         continue;
 232                 printf("\nStatistics for port %u ------------------------------"
 233                            "\nPackets sent: %32"PRIu64
 234                            "\nPackets received: %28"PRIu64
 235                            "\nPackets dropped: %29"PRIu64,
 236                            portid,
 237                            port_statistics[portid].tx,
 238                            port_statistics[portid].rx,
 239                            port_statistics[portid].dropped);
 240
 241                 total_packets_dropped += port_statistics[portid].dropped;
 242                 total_packets_tx += port_statistics[portid].tx;
 243                 total_packets_rx += port_statistics[portid].rx;
 244         }
 245         printf("\nCrypto statistics ==================================");
 246
 247         for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
 248                 /* skip disabled ports */
 249                 if ((l2fwd_enabled_crypto_mask & (1lu << cdevid)) == 0)
 250                         continue;
 251                 printf("\nStatistics for cryptodev %"PRIu64
 252                                 " -------------------------"
 253                            "\nPackets enqueued: %28"PRIu64
 254                            "\nPackets dequeued: %28"PRIu64
 255                            "\nPackets errors: %30"PRIu64,
 256                            cdevid,
 257                            crypto_statistics[cdevid].enqueued,
 258                            crypto_statistics[cdevid].dequeued,
 259                            crypto_statistics[cdevid].errors);
 260
 261                 total_packets_enqueued += crypto_statistics[cdevid].enqueued;
 262                 total_packets_dequeued += crypto_statistics[cdevid].dequeued;
 263                 total_packets_errors += crypto_statistics[cdevid].errors;
 264         }
 265         printf("\nAggregate statistics ==============================="
 266                    "\nTotal packets received: %22"PRIu64
 267                    "\nTotal packets enqueued: %22"PRIu64
 268                    "\nTotal packets dequeued: %22"PRIu64
 269                    "\nTotal packets sent: %26"PRIu64
 270                    "\nTotal packets dropped: %23"PRIu64
 271                    "\nTotal packets crypto errors: %17"PRIu64,
 272                    total_packets_rx,
 273                    total_packets_enqueued,
 274                    total_packets_dequeued,
 275                    total_packets_tx,
 276                    total_packets_dropped,
 277                    total_packets_errors);
 278         printf("\n====================================================\n");
 279 }
 280
 281
 282
 283 static int
 284 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 285                 struct l2fwd_crypto_params *cparams)
 286 {
 287         struct rte_mbuf **pkt_buffer;
 288         unsigned ret;
 289
 290         pkt_buffer = (struct rte_mbuf **)
 291                         qconf->crypto_pkt_buf[cparams->dev_id].buffer;
 292
 293         ret = rte_cryptodev_enqueue_burst(cparams->dev_id, cparams->qp_id,
 294                         pkt_buffer, (uint16_t) n);
 295         crypto_statistics[cparams->dev_id].enqueued += ret;
 296         if (unlikely(ret < n)) {
 297                 crypto_statistics[cparams->dev_id].errors += (n - ret);
 298                 do {
 299                         rte_pktmbuf_offload_free(pkt_buffer[ret]->offload_ops);
 300                         rte_pktmbuf_free(pkt_buffer[ret]);
 301                 } while (++ret < n);
 302         }
 303
 304         return 0;
 305 }
 306
 307 static int
 308 l2fwd_crypto_enqueue(struct rte_mbuf *m, struct l2fwd_crypto_params *cparams)
 309 {
 310         unsigned lcore_id, len;
 311         struct lcore_queue_conf *qconf;
 312
 313         lcore_id = rte_lcore_id();
 314
 315         qconf = &lcore_queue_conf[lcore_id];
 316         len = qconf->crypto_pkt_buf[cparams->dev_id].len;
 317         qconf->crypto_pkt_buf[cparams->dev_id].buffer[len] = m;
 318         len++;
 319
 320         /* enough pkts to be sent */
 321         if (len == MAX_PKT_BURST) {
 322                 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
 323                 len = 0;
 324         }
 325
 326         qconf->crypto_pkt_buf[cparams->dev_id].len = len;
 327         return 0;
 328 }
 329
 330 static int
 331 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
 332                 struct rte_mbuf_offload *ol,
 333                 struct l2fwd_crypto_params *cparams)
 334 {
 335         struct ether_hdr *eth_hdr;
 336         struct ipv4_hdr *ip_hdr;
 337
 338         unsigned ipdata_offset, pad_len, data_len;
 339         char *padding;
 340
 341         eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
 342
 343         if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
 344                 return -1;
 345
 346         ipdata_offset = sizeof(struct ether_hdr);
 347
 348         ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
 349                         ipdata_offset);
 350
 351         ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
 352                         * IPV4_IHL_MULTIPLIER;
 353
 354
 355         /* Zero pad data to be crypto'd so it is block aligned */
 356         data_len  = rte_pktmbuf_data_len(m) - ipdata_offset;
 357         pad_len = data_len % cparams->block_size ? cparams->block_size -
 358                         (data_len % cparams->block_size) : 0;
 359
 360         if (pad_len) {
 361                 padding = rte_pktmbuf_append(m, pad_len);
 362                 if (unlikely(!padding))
 363                         return -1;
 364
 365                 data_len += pad_len;
 366                 memset(padding, 0, pad_len);
 367         }
 368
 369         /* Set crypto operation data parameters */
 370         rte_crypto_op_attach_session(&ol->op.crypto, cparams->session);
 371
 372         /* Append space for digest to end of packet */
 373         ol->op.crypto.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 374                         cparams->digest_length);
 375         ol->op.crypto.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 376                         rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 377         ol->op.crypto.digest.length = cparams->digest_length;
 378
 379         ol->op.crypto.iv.data = cparams->iv_key.data;
 380         ol->op.crypto.iv.phys_addr = cparams->iv_key.phys_addr;
 381         ol->op.crypto.iv.length = cparams->iv_key.length;
 382
 383         ol->op.crypto.data.to_cipher.offset = ipdata_offset;
 384         ol->op.crypto.data.to_cipher.length = data_len;
 385
 386         ol->op.crypto.data.to_hash.offset = ipdata_offset;
 387         ol->op.crypto.data.to_hash.length = data_len;
 388
 389         rte_pktmbuf_offload_attach(m, ol);
 390
 391         return l2fwd_crypto_enqueue(m, cparams);
 392 }
 393
 394
 395 /* Send the burst of packets on an output interface */
 396 static int
 397 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n, uint8_t port)
 398 {
 399         struct rte_mbuf **pkt_buffer;
 400         unsigned ret;
 401         unsigned queueid = 0;
 402
 403         pkt_buffer = (struct rte_mbuf **)qconf->tx_pkt_buf[port].buffer;
 404
 405         ret = rte_eth_tx_burst(port, (uint16_t) queueid, pkt_buffer,
 406                         (uint16_t)n);
 407         port_statistics[port].tx += ret;
 408         if (unlikely(ret < n)) {
 409                 port_statistics[port].dropped += (n - ret);
 410                 do {
 411                         rte_pktmbuf_free(pkt_buffer[ret]);
 412                 } while (++ret < n);
 413         }
 414
 415         return 0;
 416 }
 417
 418 /* Enqueue packets for TX and prepare them to be sent */
 419 static int
 420 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
 421 {
 422         unsigned lcore_id, len;
 423         struct lcore_queue_conf *qconf;
 424
 425         lcore_id = rte_lcore_id();
 426
 427         qconf = &lcore_queue_conf[lcore_id];
 428         len = qconf->tx_pkt_buf[port].len;
 429         qconf->tx_pkt_buf[port].buffer[len] = m;
 430         len++;
 431
 432         /* enough pkts to be sent */
 433         if (unlikely(len == MAX_PKT_BURST)) {
 434                 l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
 435                 len = 0;
 436         }
 437
 438         qconf->tx_pkt_buf[port].len = len;
 439         return 0;
 440 }
 441
 442 static void
 443 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
 444 {
 445         struct ether_hdr *eth;
 446         void *tmp;
 447         unsigned dst_port;
 448
 449         dst_port = l2fwd_dst_ports[portid];
 450         eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
 451
 452         /* 02:00:00:00:00:xx */
 453         tmp = &eth->d_addr.addr_bytes[0];
 454         *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
 455
 456         /* src addr */
 457         ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], &eth->s_addr);
 458
 459         l2fwd_send_packet(m, (uint8_t) dst_port);
 460 }
 461
 462 /** Generate random key */
 463 static void
 464 generate_random_key(uint8_t *key, unsigned length)
 465 {
 466         unsigned i;
 467
 468         for (i = 0; i < length; i++)
 469                 key[i] = rand() % 0xff;
 470 }
 471
 472 static struct rte_cryptodev_session *
 473 initialize_crypto_session(struct l2fwd_crypto_options *options,
 474                 uint8_t cdev_id)
 475 {
 476         struct rte_crypto_xform *first_xform;
 477
 478         if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
 479                 first_xform = &options->cipher_xform;
 480                 first_xform->next = &options->auth_xform;
 481         } else {
 482                 first_xform = &options->auth_xform;
 483                 first_xform->next = &options->cipher_xform;
 484         }
 485
 486         /* Setup Cipher Parameters */
 487         return rte_cryptodev_session_create(cdev_id, first_xform);
 488 }
 489
 490 static void
 491 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
 492
 493 /* main processing loop */
 494 static void
 495 l2fwd_main_loop(struct l2fwd_crypto_options *options)
 496 {
 497         struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
 498         unsigned lcore_id = rte_lcore_id();
 499         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
 500         unsigned i, j, portid, nb_rx;
 501         struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
 502         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
 503                         US_PER_S * BURST_TX_DRAIN_US;
 504         struct l2fwd_crypto_params *cparams;
 505         struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
 506
 507         if (qconf->nb_rx_ports == 0) {
 508                 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
 509                 return;
 510         }
 511
 512         RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
 513
 514         l2fwd_crypto_options_print(options);
 515
 516         for (i = 0; i < qconf->nb_rx_ports; i++) {
 517
 518                 portid = qconf->rx_port_list[i];
 519                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
 520                         portid);
 521         }
 522
 523         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 524                 port_cparams[i].dev_id = qconf->cryptodev_list[i];
 525                 port_cparams[i].qp_id = 0;
 526
 527                 port_cparams[i].block_size = 64;
 528                 port_cparams[i].digest_length = 20;
 529
 530                 port_cparams[i].iv_key.data =
 531                                 (uint8_t *)rte_malloc(NULL, 16, 8);
 532                 port_cparams[i].iv_key.length = 16;
 533                 port_cparams[i].iv_key.phys_addr = rte_malloc_virt2phy(
 534                                 (void *)port_cparams[i].iv_key.data);
 535                 generate_random_key(port_cparams[i].iv_key.data,
 536                                 sizeof(cparams[i].iv_key.length));
 537
 538                 port_cparams[i].session = initialize_crypto_session(options,
 539                                 port_cparams[i].dev_id);
 540
 541                 if (port_cparams[i].session == NULL)
 542                         return;
 543                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
 544                                 port_cparams[i].dev_id);
 545         }
 546
 547         while (1) {
 548
 549                 cur_tsc = rte_rdtsc();
 550
 551                 /*
 552                  * TX burst queue drain
 553                  */
 554                 diff_tsc = cur_tsc - prev_tsc;
 555                 if (unlikely(diff_tsc > drain_tsc)) {
 556
 557                         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 558                                 if (qconf->tx_pkt_buf[portid].len == 0)
 559                                         continue;
 560                                 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
 561                                                  qconf->tx_pkt_buf[portid].len,
 562                                                  (uint8_t) portid);
 563                                 qconf->tx_pkt_buf[portid].len = 0;
 564                         }
 565
 566                         /* if timer is enabled */
 567                         if (timer_period > 0) {
 568
 569                                 /* advance the timer */
 570                                 timer_tsc += diff_tsc;
 571
 572                                 /* if timer has reached its timeout */
 573                                 if (unlikely(timer_tsc >=
 574                                                 (uint64_t)timer_period)) {
 575
 576                                         /* do this only on master core */
 577                                         if (lcore_id == rte_get_master_lcore()
 578                                                 && options->refresh_period) {
 579                                                 print_stats();
 580                                                 timer_tsc = 0;
 581                                         }
 582                                 }
 583                         }
 584
 585                         prev_tsc = cur_tsc;
 586                 }
 587
 588                 /*
 589                  * Read packet from RX queues
 590                  */
 591                 for (i = 0; i < qconf->nb_rx_ports; i++) {
 592                         struct rte_mbuf_offload *ol;
 593
 594                         portid = qconf->rx_port_list[i];
 595
 596                         cparams = &port_cparams[i];
 597
 598                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
 599                                                  pkts_burst, MAX_PKT_BURST);
 600
 601                         port_statistics[portid].rx += nb_rx;
 602
 603                         /* Enqueue packets from Crypto device*/
 604                         for (j = 0; j < nb_rx; j++) {
 605                                 m = pkts_burst[j];
 606                                 ol = rte_pktmbuf_offload_alloc(
 607                                                 l2fwd_mbuf_ol_pool,
 608                                                 RTE_PKTMBUF_OL_CRYPTO);
 609                                 /*
 610                                  * If we can't allocate a offload, then drop
 611                                  * the rest of the burst and dequeue and
 612                                  * process the packets to free offload structs
 613                                  */
 614                                 if (unlikely(ol == NULL)) {
 615                                         for (; j < nb_rx; j++) {
 616                                                 rte_pktmbuf_free(pkts_burst[j]);
 617                                                 port_statistics[portid].dropped++;
 618                                         }
 619                                         break;
 620                                 }
 621
 622                                 rte_prefetch0(rte_pktmbuf_mtod(m, void *));
 623                                 rte_prefetch0((void *)ol);
 624
 625                                 l2fwd_simple_crypto_enqueue(m, ol, cparams);
 626                         }
 627
 628                         /* Dequeue packets from Crypto device */
 629                         nb_rx = rte_cryptodev_dequeue_burst(
 630                                         cparams->dev_id, cparams->qp_id,
 631                                         pkts_burst, MAX_PKT_BURST);
 632                         crypto_statistics[cparams->dev_id].dequeued += nb_rx;
 633
 634                         /* Forward crypto'd packets */
 635                         for (j = 0; j < nb_rx; j++) {
 636                                 m = pkts_burst[j];
 637                                 rte_pktmbuf_offload_free(m->offload_ops);
 638                                 rte_prefetch0(rte_pktmbuf_mtod(m, void *));
 639                                 l2fwd_simple_forward(m, portid);
 640                         }
 641                 }
 642         }
 643 }
 644
 645 static int
 646 l2fwd_launch_one_lcore(void *arg)
 647 {
 648         l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
 649         return 0;
 650 }
 651
 652 /* Display command line arguments usage */
 653 static void
 654 l2fwd_crypto_usage(const char *prgname)
 655 {
 656         printf("%s [EAL options] -- --cdev TYPE [optional parameters]\n"
 657                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 658                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 659                 "  -s manage all ports from single lcore"
 660                 "  -t PERIOD: statistics will be refreshed each PERIOD seconds"
 661                 " (0 to disable, 10 default, 86400 maximum)\n"
 662
 663                 "  --cdev AESNI_MB / QAT\n"
 664                 "  --chain HASH_CIPHER / CIPHER_HASH\n"
 665
 666                 "  --cipher_algo ALGO\n"
 667                 "  --cipher_op ENCRYPT / DECRYPT\n"
 668                 "  --cipher_key KEY\n"
 669
 670                 "  --auth ALGO\n"
 671                 "  --auth_op GENERATE / VERIFY\n"
 672                 "  --auth_key KEY\n"
 673
 674                 "  --sessionless\n",
 675                prgname);
 676 }
 677
 678 /** Parse crypto device type command line argument */
 679 static int
 680 parse_cryptodev_type(enum rte_cryptodev_type *type, char *optarg)
 681 {
 682         if (strcmp("AESNI_MB", optarg) == 0) {
 683                 *type = RTE_CRYPTODEV_AESNI_MB_PMD;
 684                 return 0;
 685         } else if (strcmp("QAT", optarg) == 0) {
 686                 *type = RTE_CRYPTODEV_QAT_PMD;
 687                 return 0;
 688         }
 689
 690         return -1;
 691 }
 692
 693 /** Parse crypto chain xform command line argument */
 694 static int
 695 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
 696 {
 697         if (strcmp("CIPHER_HASH", optarg) == 0) {
 698                 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 699                 return 0;
 700         } else if (strcmp("HASH_CIPHER", optarg) == 0) {
 701                 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
 702                 return 0;
 703         }
 704
 705         return -1;
 706 }
 707
 708 /** Parse crypto cipher algo option command line argument */
 709 static int
 710 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
 711 {
 712         if (strcmp("AES_CBC", optarg) == 0) {
 713                 *algo = RTE_CRYPTO_CIPHER_AES_CBC;
 714                 return 0;
 715         } else if (strcmp("AES_GCM", optarg) == 0) {
 716                 *algo = RTE_CRYPTO_CIPHER_AES_GCM;
 717                 return 0;
 718         }
 719
 720         printf("Cipher algorithm  not supported!\n");
 721         return -1;
 722 }
 723
 724 /** Parse crypto cipher operation command line argument */
 725 static int
 726 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
 727 {
 728         if (strcmp("ENCRYPT", optarg) == 0) {
 729                 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 730                 return 0;
 731         } else if (strcmp("DECRYPT", optarg) == 0) {
 732                 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
 733                 return 0;
 734         }
 735
 736         printf("Cipher operation not supported!\n");
 737         return -1;
 738 }
 739
 740 /** Parse crypto key command line argument */
 741 static int
 742 parse_key(struct rte_crypto_key *key __rte_unused,
 743                 unsigned length __rte_unused, char *arg __rte_unused)
 744 {
 745         printf("Currently an unsupported argument!\n");
 746         return -1;
 747 }
 748
 749 /** Parse crypto cipher operation command line argument */
 750 static int
 751 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
 752 {
 753         if (strcmp("SHA1", optarg) == 0) {
 754                 *algo = RTE_CRYPTO_AUTH_SHA1;
 755                 return 0;
 756         } else if (strcmp("SHA1_HMAC", optarg) == 0) {
 757                 *algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
 758                 return 0;
 759         } else if (strcmp("SHA224", optarg) == 0) {
 760                 *algo = RTE_CRYPTO_AUTH_SHA224;
 761                 return 0;
 762         } else if (strcmp("SHA224_HMAC", optarg) == 0) {
 763                 *algo = RTE_CRYPTO_AUTH_SHA224_HMAC;
 764                 return 0;
 765         } else if (strcmp("SHA256", optarg) == 0) {
 766                 *algo = RTE_CRYPTO_AUTH_SHA256;
 767                 return 0;
 768         } else if (strcmp("SHA256_HMAC", optarg) == 0) {
 769                 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
 770                 return 0;
 771         } else if (strcmp("SHA512", optarg) == 0) {
 772                 *algo = RTE_CRYPTO_AUTH_SHA256;
 773                 return 0;
 774         } else if (strcmp("SHA512_HMAC", optarg) == 0) {
 775                 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
 776                 return 0;
 777         }
 778
 779         printf("Authentication algorithm specified not supported!\n");
 780         return -1;
 781 }
 782
 783 static int
 784 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
 785 {
 786         if (strcmp("VERIFY", optarg) == 0) {
 787                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
 788                 return 0;
 789         } else if (strcmp("GENERATE", optarg) == 0) {
 790                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
 791                 return 0;
 792         }
 793
 794         printf("Authentication operation specified not supported!\n");
 795         return -1;
 796 }
 797
 798 /** Parse long options */
 799 static int
 800 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
 801                 struct option *lgopts, int option_index)
 802 {
 803         if (strcmp(lgopts[option_index].name, "cdev_type") == 0)
 804                 return parse_cryptodev_type(&options->cdev_type, optarg);
 805
 806         else if (strcmp(lgopts[option_index].name, "chain") == 0)
 807                 return parse_crypto_opt_chain(options, optarg);
 808
 809         /* Cipher options */
 810         else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
 811                 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
 812                                 optarg);
 813
 814         else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
 815                 return parse_cipher_op(&options->cipher_xform.cipher.op,
 816                                 optarg);
 817
 818         else if (strcmp(lgopts[option_index].name, "cipher_key") == 0)
 819                 return parse_key(&options->cipher_xform.cipher.key,
 820                                 sizeof(options->ckey_data), optarg);
 821
 822         else if (strcmp(lgopts[option_index].name, "iv") == 0)
 823                 return parse_key(&options->iv_key, sizeof(options->ivkey_data),
 824                                 optarg);
 825
 826         /* Authentication options */
 827         else if (strcmp(lgopts[option_index].name, "auth_algo") == 0)
 828                 return parse_auth_algo(&options->cipher_xform.auth.algo,
 829                                 optarg);
 830
 831         else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
 832                 return parse_auth_op(&options->cipher_xform.auth.op,
 833                                 optarg);
 834
 835         else if (strcmp(lgopts[option_index].name, "auth_key") == 0)
 836                 return parse_key(&options->auth_xform.auth.key,
 837                                 sizeof(options->akey_data), optarg);
 838
 839         else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
 840                 options->sessionless = 1;
 841                 return 0;
 842         }
 843
 844         return -1;
 845 }
 846
 847 /** Parse port mask */
 848 static int
 849 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
 850                 const char *q_arg)
 851 {
 852         char *end = NULL;
 853         unsigned long pm;
 854
 855         /* parse hexadecimal string */
 856         pm = strtoul(q_arg, &end, 16);
 857         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
 858                 pm = 0;
 859
 860         options->portmask = pm;
 861         if (options->portmask == 0) {
 862                 printf("invalid portmask specified\n");
 863                 return -1;
 864         }
 865
 866         return pm;
 867 }
 868
 869 /** Parse number of queues */
 870 static int
 871 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
 872                 const char *q_arg)
 873 {
 874         char *end = NULL;
 875         unsigned long n;
 876
 877         /* parse hexadecimal string */
 878         n = strtoul(q_arg, &end, 10);
 879         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
 880                 n = 0;
 881         else if (n >= MAX_RX_QUEUE_PER_LCORE)
 882                 n = 0;
 883
 884         options->nb_ports_per_lcore = n;
 885         if (options->nb_ports_per_lcore == 0) {
 886                 printf("invalid number of ports selected\n");
 887                 return -1;
 888         }
 889
 890         return 0;
 891 }
 892
 893 /** Parse timer period */
 894 static int
 895 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
 896                 const char *q_arg)
 897 {
 898         char *end = NULL;
 899         long int n;
 900
 901         /* parse number string */
 902         n = strtol(q_arg, &end, 10);
 903         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
 904                 n = 0;
 905
 906         if (n >= MAX_TIMER_PERIOD) {
 907                 printf("Warning refresh period specified %ld is greater than "
 908                                 "max value %d! using max value",
 909                                 n, MAX_TIMER_PERIOD);
 910                 n = MAX_TIMER_PERIOD;
 911         }
 912
 913         options->refresh_period = n * 1000 * TIMER_MILLISECOND;
 914
 915         return 0;
 916 }
 917
 918 /** Generate default options for application */
 919 static void
 920 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
 921 {
 922         srand(time(NULL));
 923
 924         options->portmask = 0xffffffff;
 925         options->nb_ports_per_lcore = 1;
 926         options->refresh_period = 10000;
 927         options->single_lcore = 0;
 928
 929         options->cdev_type = RTE_CRYPTODEV_AESNI_MB_PMD;
 930         options->sessionless = 0;
 931         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 932
 933         /* Cipher Data */
 934         options->cipher_xform.type = RTE_CRYPTO_XFORM_CIPHER;
 935         options->cipher_xform.next = NULL;
 936
 937         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
 938         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 939
 940         generate_random_key(options->ckey_data, sizeof(options->ckey_data));
 941
 942         options->cipher_xform.cipher.key.data = options->ckey_data;
 943         options->cipher_xform.cipher.key.phys_addr = 0;
 944         options->cipher_xform.cipher.key.length = 16;
 945
 946
 947         /* Authentication Data */
 948         options->auth_xform.type = RTE_CRYPTO_XFORM_AUTH;
 949         options->auth_xform.next = NULL;
 950
 951         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
 952         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
 953
 954         options->auth_xform.auth.add_auth_data_length = 0;
 955         options->auth_xform.auth.digest_length = 20;
 956
 957         generate_random_key(options->akey_data, sizeof(options->akey_data));
 958
 959         options->auth_xform.auth.key.data = options->akey_data;
 960         options->auth_xform.auth.key.phys_addr = 0;
 961         options->auth_xform.auth.key.length = 20;
 962 }
 963
 964 static void
 965 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
 966 {
 967         printf("Options:-\nn");
 968         printf("portmask: %x\n", options->portmask);
 969         printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
 970         printf("refresh period : %u\n", options->refresh_period);
 971         printf("single lcore mode: %s\n",
 972                         options->single_lcore ? "enabled" : "disabled");
 973         printf("stats_printing: %s\n",
 974                         options->refresh_period == 0 ? "disabled" : "enabled");
 975
 976         switch (options->cdev_type) {
 977         case RTE_CRYPTODEV_AESNI_MB_PMD:
 978                 printf("crytpodev type: AES-NI MB PMD\n"); break;
 979         case RTE_CRYPTODEV_QAT_PMD:
 980                 printf("crytpodev type: QAT PMD\n"); break;
 981         default:
 982                 break;
 983         }
 984
 985         printf("sessionless crypto: %s\n",
 986                         options->sessionless ? "enabled" : "disabled");
 987 #if 0
 988         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 989
 990         /* Cipher Data */
 991         options->cipher_xform.type = RTE_CRYPTO_XFORM_CIPHER;
 992         options->cipher_xform.next = NULL;
 993
 994         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
 995         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 996
 997         generate_random_key(options->ckey_data, sizeof(options->ckey_data));
 998
 999         options->cipher_xform.cipher.key.data = options->ckey_data;
1000         options->cipher_xform.cipher.key.phys_addr = 0;
1001         options->cipher_xform.cipher.key.length = 16;
1002
1003
1004         /* Authentication Data */
1005         options->auth_xform.type = RTE_CRYPTO_XFORM_AUTH;
1006         options->auth_xform.next = NULL;
1007
1008         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1009         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
1010
1011         options->auth_xform.auth.add_auth_data_length = 0;
1012         options->auth_xform.auth.digest_length = 20;
1013
1014         generate_random_key(options->akey_data, sizeof(options->akey_data));
1015
1016         options->auth_xform.auth.key.data = options->akey_data;
1017         options->auth_xform.auth.key.phys_addr = 0;
1018         options->auth_xform.auth.key.length = 20;
1019 #endif
1020 }
1021
1022 /* Parse the argument given in the command line of the application */
1023 static int
1024 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1025                 int argc, char **argv)
1026 {
1027         int opt, retval, option_index;
1028         char **argvopt = argv, *prgname = argv[0];
1029
1030         static struct option lgopts[] = {
1031                         { "sessionless", no_argument, 0, 0 },
1032
1033                         { "cdev_type", required_argument, 0, 0 },
1034                         { "chain", required_argument, 0, 0 },
1035
1036                         { "cipher_algo", required_argument, 0, 0 },
1037                         { "cipher_op", required_argument, 0, 0 },
1038                         { "cipher_key", required_argument, 0, 0 },
1039
1040                         { "auth_algo", required_argument, 0, 0 },
1041                         { "auth_op", required_argument, 0, 0 },
1042                         { "auth_key", required_argument, 0, 0 },
1043
1044                         { "iv", required_argument, 0, 0 },
1045
1046                         { "sessionless", no_argument, 0, 0 },
1047                         { NULL, 0, 0, 0 }
1048         };
1049
1050         l2fwd_crypto_default_options(options);
1051
1052         while ((opt = getopt_long(argc, argvopt, "p:q:st:", lgopts,
1053                         &option_index)) != EOF) {
1054                 switch (opt) {
1055                 /* long options */
1056                 case 0:
1057                         retval = l2fwd_crypto_parse_args_long_options(options,
1058                                         lgopts, option_index);
1059                         if (retval < 0) {
1060                                 l2fwd_crypto_usage(prgname);
1061                                 return -1;
1062                         }
1063                         break;
1064
1065                 /* portmask */
1066                 case 'p':
1067                         retval = l2fwd_crypto_parse_portmask(options, optarg);
1068                         if (retval < 0) {
1069                                 l2fwd_crypto_usage(prgname);
1070                                 return -1;
1071                         }
1072                         break;
1073
1074                 /* nqueue */
1075                 case 'q':
1076                         retval = l2fwd_crypto_parse_nqueue(options, optarg);
1077                         if (retval < 0) {
1078                                 l2fwd_crypto_usage(prgname);
1079                                 return -1;
1080                         }
1081                         break;
1082
1083                 /* single  */
1084                 case 's':
1085                         options->single_lcore = 1;
1086
1087                         break;
1088
1089                 /* timer period */
1090                 case 't':
1091                         retval = l2fwd_crypto_parse_timer_period(options,
1092                                         optarg);
1093                         if (retval < 0) {
1094                                 l2fwd_crypto_usage(prgname);
1095                                 return -1;
1096                         }
1097                         break;
1098
1099                 default:
1100                         l2fwd_crypto_usage(prgname);
1101                         return -1;
1102                 }
1103         }
1104
1105
1106         if (optind >= 0)
1107                 argv[optind-1] = prgname;
1108
1109         retval = optind-1;
1110         optind = 0; /* reset getopt lib */
1111
1112         return retval;
1113 }
1114
1115 /* Check the link status of all ports in up to 9s, and print them finally */
1116 static void
1117 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1118 {
1119 #define CHECK_INTERVAL 100 /* 100ms */
1120 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1121         uint8_t portid, count, all_ports_up, print_flag = 0;
1122         struct rte_eth_link link;
1123
1124         printf("\nChecking link status");
1125         fflush(stdout);
1126         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1127                 all_ports_up = 1;
1128                 for (portid = 0; portid < port_num; portid++) {
1129                         if ((port_mask & (1 << portid)) == 0)
1130                                 continue;
1131                         memset(&link, 0, sizeof(link));
1132                         rte_eth_link_get_nowait(portid, &link);
1133                         /* print link status if flag set */
1134                         if (print_flag == 1) {
1135                                 if (link.link_status)
1136                                         printf("Port %d Link Up - speed %u "
1137                                                 "Mbps - %s\n", (uint8_t)portid,
1138                                                 (unsigned)link.link_speed,
1139                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1140                                         ("full-duplex") : ("half-duplex\n"));
1141                                 else
1142                                         printf("Port %d Link Down\n",
1143                                                 (uint8_t)portid);
1144                                 continue;
1145                         }
1146                         /* clear all_ports_up flag if any link down */
1147                         if (link.link_status == 0) {
1148                                 all_ports_up = 0;
1149                                 break;
1150                         }
1151                 }
1152                 /* after finally printing all link status, get out */
1153                 if (print_flag == 1)
1154                         break;
1155
1156                 if (all_ports_up == 0) {
1157                         printf(".");
1158                         fflush(stdout);
1159                         rte_delay_ms(CHECK_INTERVAL);
1160                 }
1161
1162                 /* set the print_flag if all ports up or timeout */
1163                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1164                         print_flag = 1;
1165                         printf("done\n");
1166                 }
1167         }
1168 }
1169
1170 static int
1171 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports)
1172 {
1173         unsigned i, cdev_id, cdev_count, enabled_cdev_count = 0;
1174         int retval;
1175
1176         if (options->cdev_type == RTE_CRYPTODEV_QAT_PMD) {
1177                 if (rte_cryptodev_count() < nb_ports)
1178                         return -1;
1179         } else if (options->cdev_type == RTE_CRYPTODEV_AESNI_MB_PMD) {
1180                 for (i = 0; i < nb_ports; i++) {
1181                         int id = rte_eal_vdev_init(CRYPTODEV_NAME_AESNI_MB_PMD,
1182                                         NULL);
1183                         if (id < 0)
1184                                 return -1;
1185                 }
1186         }
1187
1188         cdev_count = rte_cryptodev_count();
1189         for (cdev_id = 0;
1190                         cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1191                         cdev_id++) {
1192                 struct rte_cryptodev_qp_conf qp_conf;
1193                 struct rte_cryptodev_info dev_info;
1194
1195                 struct rte_cryptodev_config conf = {
1196                         .nb_queue_pairs = 1,
1197                         .socket_id = SOCKET_ID_ANY,
1198                         .session_mp = {
1199                                 .nb_objs = 2048,
1200                                 .cache_size = 64
1201                         }
1202                 };
1203
1204                 rte_cryptodev_info_get(cdev_id, &dev_info);
1205
1206                 if (dev_info.dev_type != options->cdev_type)
1207                         continue;
1208
1209
1210                 retval = rte_cryptodev_configure(cdev_id, &conf);
1211                 if (retval < 0) {
1212                         printf("Failed to configure cryptodev %u", cdev_id);
1213                         return -1;
1214                 }
1215
1216                 qp_conf.nb_descriptors = 2048;
1217
1218                 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
1219                                 SOCKET_ID_ANY);
1220                 if (retval < 0) {
1221                         printf("Failed to setup queue pair %u on cryptodev %u",
1222                                         0, cdev_id);
1223                         return -1;
1224                 }
1225
1226                 l2fwd_enabled_crypto_mask |= (1 << cdev_id);
1227
1228                 enabled_cdev_count++;
1229         }
1230
1231         return enabled_cdev_count;
1232 }
1233
1234 static int
1235 initialize_ports(struct l2fwd_crypto_options *options)
1236 {
1237         uint8_t last_portid, portid;
1238         unsigned enabled_portcount = 0;
1239         unsigned nb_ports = rte_eth_dev_count();
1240
1241         if (nb_ports == 0) {
1242                 printf("No Ethernet ports - bye\n");
1243                 return -1;
1244         }
1245
1246         if (nb_ports > RTE_MAX_ETHPORTS)
1247                 nb_ports = RTE_MAX_ETHPORTS;
1248
1249         /* Reset l2fwd_dst_ports */
1250         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
1251                 l2fwd_dst_ports[portid] = 0;
1252
1253         for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
1254                 int retval;
1255
1256                 /* Skip ports that are not enabled */
1257                 if ((options->portmask & (1 << portid)) == 0)
1258                         continue;
1259
1260                 /* init port */
1261                 printf("Initializing port %u... ", (unsigned) portid);
1262                 fflush(stdout);
1263                 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
1264                 if (retval < 0) {
1265                         printf("Cannot configure device: err=%d, port=%u\n",
1266                                   retval, (unsigned) portid);
1267                         return -1;
1268                 }
1269
1270                 /* init one RX queue */
1271                 fflush(stdout);
1272                 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
1273                                              rte_eth_dev_socket_id(portid),
1274                                              NULL, l2fwd_pktmbuf_pool);
1275                 if (retval < 0) {
1276                         printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
1277                                         retval, (unsigned) portid);
1278                         return -1;
1279                 }
1280
1281                 /* init one TX queue on each port */
1282                 fflush(stdout);
1283                 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
1284                                 rte_eth_dev_socket_id(portid),
1285                                 NULL);
1286                 if (retval < 0) {
1287                         printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
1288                                 retval, (unsigned) portid);
1289
1290                         return -1;
1291                 }
1292
1293                 /* Start device */
1294                 retval = rte_eth_dev_start(portid);
1295                 if (retval < 0) {
1296                         printf("rte_eth_dev_start:err=%d, port=%u\n",
1297                                         retval, (unsigned) portid);
1298                         return -1;
1299                 }
1300
1301                 rte_eth_promiscuous_enable(portid);
1302
1303                 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
1304
1305                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
1306                                 (unsigned) portid,
1307                                 l2fwd_ports_eth_addr[portid].addr_bytes[0],
1308                                 l2fwd_ports_eth_addr[portid].addr_bytes[1],
1309                                 l2fwd_ports_eth_addr[portid].addr_bytes[2],
1310                                 l2fwd_ports_eth_addr[portid].addr_bytes[3],
1311                                 l2fwd_ports_eth_addr[portid].addr_bytes[4],
1312                                 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
1313
1314                 /* initialize port stats */
1315                 memset(&port_statistics, 0, sizeof(port_statistics));
1316
1317                 /* Setup port forwarding table */
1318                 if (enabled_portcount % 2) {
1319                         l2fwd_dst_ports[portid] = last_portid;
1320                         l2fwd_dst_ports[last_portid] = portid;
1321                 } else {
1322                         last_portid = portid;
1323                 }
1324
1325                 l2fwd_enabled_port_mask |= (1 << portid);
1326                 enabled_portcount++;
1327         }
1328
1329         if (enabled_portcount == 1) {
1330                 l2fwd_dst_ports[last_portid] = last_portid;
1331         } else if (enabled_portcount % 2) {
1332                 printf("odd number of ports in portmask- bye\n");
1333                 return -1;
1334         }
1335
1336         check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
1337
1338         return enabled_portcount;
1339 }
1340
1341 int
1342 main(int argc, char **argv)
1343 {
1344         struct lcore_queue_conf *qconf;
1345         struct l2fwd_crypto_options options;
1346
1347         uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
1348         unsigned lcore_id, rx_lcore_id;
1349         int ret, enabled_cdevcount, enabled_portcount;
1350
1351         /* init EAL */
1352         ret = rte_eal_init(argc, argv);
1353         if (ret < 0)
1354                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
1355         argc -= ret;
1356         argv += ret;
1357
1358         /* parse application arguments (after the EAL ones) */
1359         ret = l2fwd_crypto_parse_args(&options, argc, argv);
1360         if (ret < 0)
1361                 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
1362
1363         /* create the mbuf pool */
1364         l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 128,
1365                 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
1366         if (l2fwd_pktmbuf_pool == NULL)
1367                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
1368
1369         /* create crypto op pool */
1370         l2fwd_mbuf_ol_pool = rte_pktmbuf_offload_pool_create(
1371                         "mbuf_offload_pool", NB_MBUF, 128, 0, rte_socket_id());
1372         if (l2fwd_mbuf_ol_pool == NULL)
1373                 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
1374
1375         /* Enable Ethernet ports */
1376         enabled_portcount = initialize_ports(&options);
1377         if (enabled_portcount < 1)
1378                 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
1379
1380         nb_ports = rte_eth_dev_count();
1381         /* Initialize the port/queue configuration of each logical core */
1382         for (rx_lcore_id = 0, qconf = NULL, portid = 0;
1383                         portid < nb_ports; portid++) {
1384
1385                 /* skip ports that are not enabled */
1386                 if ((options.portmask & (1 << portid)) == 0)
1387                         continue;
1388
1389                 if (options.single_lcore && qconf == NULL) {
1390                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1391                                 rx_lcore_id++;
1392                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1393                                         rte_exit(EXIT_FAILURE,
1394                                                         "Not enough cores\n");
1395                         }
1396                 } else if (!options.single_lcore) {
1397                         /* get the lcore_id for this port */
1398                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1399                                lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
1400                                options.nb_ports_per_lcore) {
1401                                 rx_lcore_id++;
1402                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1403                                         rte_exit(EXIT_FAILURE,
1404                                                         "Not enough cores\n");
1405                         }
1406                 }
1407
1408                 /* Assigned a new logical core in the loop above. */
1409                 if (qconf != &lcore_queue_conf[rx_lcore_id])
1410                         qconf = &lcore_queue_conf[rx_lcore_id];
1411
1412                 qconf->rx_port_list[qconf->nb_rx_ports] = portid;
1413                 qconf->nb_rx_ports++;
1414
1415                 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
1416         }
1417
1418
1419         /* Enable Crypto devices */
1420         enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount);
1421         if (enabled_cdevcount < 1)
1422                 rte_exit(EXIT_FAILURE, "Failed to initial crypto devices\n");
1423
1424         nb_cryptodevs = rte_cryptodev_count();
1425         /* Initialize the port/queue configuration of each logical core */
1426         for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
1427                         cdev_id < nb_cryptodevs && enabled_cdevcount;
1428                         cdev_id++) {
1429                 struct rte_cryptodev_info info;
1430
1431                 rte_cryptodev_info_get(cdev_id, &info);
1432
1433                 /* skip devices of the wrong type */
1434                 if (options.cdev_type != info.dev_type)
1435                         continue;
1436
1437                 if (options.single_lcore && qconf == NULL) {
1438                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1439                                 rx_lcore_id++;
1440                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1441                                         rte_exit(EXIT_FAILURE,
1442                                                         "Not enough cores\n");
1443                         }
1444                 } else if (!options.single_lcore) {
1445                         /* get the lcore_id for this port */
1446                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1447                                lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
1448                                options.nb_ports_per_lcore) {
1449                                 rx_lcore_id++;
1450                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1451                                         rte_exit(EXIT_FAILURE,
1452                                                         "Not enough cores\n");
1453                         }
1454                 }
1455
1456                 /* Assigned a new logical core in the loop above. */
1457                 if (qconf != &lcore_queue_conf[rx_lcore_id])
1458                         qconf = &lcore_queue_conf[rx_lcore_id];
1459
1460                 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
1461                 qconf->nb_crypto_devs++;
1462
1463                 enabled_cdevcount--;
1464
1465                 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
1466                                 (unsigned)cdev_id);
1467         }
1468
1469
1470
1471         /* launch per-lcore init on every lcore */
1472         rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
1473                         CALL_MASTER);
1474         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
1475                 if (rte_eal_wait_lcore(lcore_id) < 0)
1476                         return -1;
1477         }
1478
1479         return 0;
1480 }