examples/l2fwd-crypto/main.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2015-2016 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 struct op_buffer {
 108         unsigned len;
 109         struct rte_crypto_op *buffer[MAX_PKT_BURST];
 110 };
 111
 112 #define MAX_RX_QUEUE_PER_LCORE 16
 113 #define MAX_TX_QUEUE_PER_PORT 16
 114
 115 enum l2fwd_crypto_xform_chain {
 116         L2FWD_CRYPTO_CIPHER_HASH,
 117         L2FWD_CRYPTO_HASH_CIPHER
 118 };
 119
 120 struct l2fwd_key {
 121         uint8_t *data;
 122         uint32_t length;
 123         phys_addr_t phys_addr;
 124 };
 125
 126 /** l2fwd crypto application command line options */
 127 struct l2fwd_crypto_options {
 128         unsigned portmask;
 129         unsigned nb_ports_per_lcore;
 130         unsigned refresh_period;
 131         unsigned single_lcore:1;
 132
 133         enum rte_cryptodev_type cdev_type;
 134         unsigned sessionless:1;
 135
 136         enum l2fwd_crypto_xform_chain xform_chain;
 137
 138         struct rte_crypto_sym_xform cipher_xform;
 139         uint8_t ckey_data[32];
 140
 141         struct l2fwd_key iv_key;
 142         uint8_t ivkey_data[16];
 143
 144         struct rte_crypto_sym_xform auth_xform;
 145         uint8_t akey_data[128];
 146 };
 147
 148 /** l2fwd crypto lcore params */
 149 struct l2fwd_crypto_params {
 150         uint8_t dev_id;
 151         uint8_t qp_id;
 152
 153         unsigned digest_length;
 154         unsigned block_size;
 155         struct l2fwd_key iv_key;
 156         struct rte_cryptodev_sym_session *session;
 157 };
 158
 159 /** lcore configuration */
 160 struct lcore_queue_conf {
 161         unsigned nb_rx_ports;
 162         unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
 163
 164         unsigned nb_crypto_devs;
 165         unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
 166
 167         struct op_buffer op_buf[RTE_MAX_ETHPORTS];
 168         struct pkt_buffer pkt_buf[RTE_MAX_ETHPORTS];
 169 } __rte_cache_aligned;
 170
 171 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
 172
 173 static const struct rte_eth_conf port_conf = {
 174         .rxmode = {
 175                 .split_hdr_size = 0,
 176                 .header_split   = 0, /**< Header Split disabled */
 177                 .hw_ip_checksum = 0, /**< IP checksum offload disabled */
 178                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 179                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 180                 .hw_strip_crc   = 0, /**< CRC stripped by hardware */
 181         },
 182         .txmode = {
 183                 .mq_mode = ETH_MQ_TX_NONE,
 184         },
 185 };
 186
 187 struct rte_mempool *l2fwd_pktmbuf_pool;
 188 struct rte_mempool *l2fwd_crypto_op_pool;
 189
 190 /* Per-port statistics struct */
 191 struct l2fwd_port_statistics {
 192         uint64_t tx;
 193         uint64_t rx;
 194
 195         uint64_t crypto_enqueued;
 196         uint64_t crypto_dequeued;
 197
 198         uint64_t dropped;
 199 } __rte_cache_aligned;
 200
 201 struct l2fwd_crypto_statistics {
 202         uint64_t enqueued;
 203         uint64_t dequeued;
 204
 205         uint64_t errors;
 206 } __rte_cache_aligned;
 207
 208 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
 209 struct l2fwd_crypto_statistics crypto_statistics[RTE_MAX_ETHPORTS];
 210
 211 /* A tsc-based timer responsible for triggering statistics printout */
 212 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
 213 #define MAX_TIMER_PERIOD 86400 /* 1 day max */
 214
 215 /* default period is 10 seconds */
 216 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
 217
 218 /* Print out statistics on packets dropped */
 219 static void
 220 print_stats(void)
 221 {
 222         uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
 223         uint64_t total_packets_enqueued, total_packets_dequeued,
 224                 total_packets_errors;
 225         unsigned portid;
 226         uint64_t cdevid;
 227
 228         total_packets_dropped = 0;
 229         total_packets_tx = 0;
 230         total_packets_rx = 0;
 231         total_packets_enqueued = 0;
 232         total_packets_dequeued = 0;
 233         total_packets_errors = 0;
 234
 235         const char clr[] = { 27, '[', '2', 'J', '\0' };
 236         const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
 237
 238                 /* Clear screen and move to top left */
 239         printf("%s%s", clr, topLeft);
 240
 241         printf("\nPort statistics ====================================");
 242
 243         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 244                 /* skip disabled ports */
 245                 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
 246                         continue;
 247                 printf("\nStatistics for port %u ------------------------------"
 248                            "\nPackets sent: %32"PRIu64
 249                            "\nPackets received: %28"PRIu64
 250                            "\nPackets dropped: %29"PRIu64,
 251                            portid,
 252                            port_statistics[portid].tx,
 253                            port_statistics[portid].rx,
 254                            port_statistics[portid].dropped);
 255
 256                 total_packets_dropped += port_statistics[portid].dropped;
 257                 total_packets_tx += port_statistics[portid].tx;
 258                 total_packets_rx += port_statistics[portid].rx;
 259         }
 260         printf("\nCrypto statistics ==================================");
 261
 262         for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
 263                 /* skip disabled ports */
 264                 if ((l2fwd_enabled_crypto_mask & (1lu << cdevid)) == 0)
 265                         continue;
 266                 printf("\nStatistics for cryptodev %"PRIu64
 267                                 " -------------------------"
 268                            "\nPackets enqueued: %28"PRIu64
 269                            "\nPackets dequeued: %28"PRIu64
 270                            "\nPackets errors: %30"PRIu64,
 271                            cdevid,
 272                            crypto_statistics[cdevid].enqueued,
 273                            crypto_statistics[cdevid].dequeued,
 274                            crypto_statistics[cdevid].errors);
 275
 276                 total_packets_enqueued += crypto_statistics[cdevid].enqueued;
 277                 total_packets_dequeued += crypto_statistics[cdevid].dequeued;
 278                 total_packets_errors += crypto_statistics[cdevid].errors;
 279         }
 280         printf("\nAggregate statistics ==============================="
 281                    "\nTotal packets received: %22"PRIu64
 282                    "\nTotal packets enqueued: %22"PRIu64
 283                    "\nTotal packets dequeued: %22"PRIu64
 284                    "\nTotal packets sent: %26"PRIu64
 285                    "\nTotal packets dropped: %23"PRIu64
 286                    "\nTotal packets crypto errors: %17"PRIu64,
 287                    total_packets_rx,
 288                    total_packets_enqueued,
 289                    total_packets_dequeued,
 290                    total_packets_tx,
 291                    total_packets_dropped,
 292                    total_packets_errors);
 293         printf("\n====================================================\n");
 294 }
 295
 296
 297
 298 static int
 299 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 300                 struct l2fwd_crypto_params *cparams)
 301 {
 302         struct rte_crypto_op **op_buffer;
 303         unsigned ret;
 304
 305         op_buffer = (struct rte_crypto_op **)
 306                         qconf->op_buf[cparams->dev_id].buffer;
 307
 308         ret = rte_cryptodev_enqueue_burst(cparams->dev_id,
 309                         cparams->qp_id, op_buffer, (uint16_t) n);
 310
 311         crypto_statistics[cparams->dev_id].enqueued += ret;
 312         if (unlikely(ret < n)) {
 313                 crypto_statistics[cparams->dev_id].errors += (n - ret);
 314                 do {
 315                         rte_pktmbuf_free(op_buffer[ret]->sym->m_src);
 316                         rte_crypto_op_free(op_buffer[ret]);
 317                 } while (++ret < n);
 318         }
 319
 320         return 0;
 321 }
 322
 323 static int
 324 l2fwd_crypto_enqueue(struct rte_crypto_op *op,
 325                 struct l2fwd_crypto_params *cparams)
 326 {
 327         unsigned lcore_id, len;
 328         struct lcore_queue_conf *qconf;
 329
 330         lcore_id = rte_lcore_id();
 331
 332         qconf = &lcore_queue_conf[lcore_id];
 333         len = qconf->op_buf[cparams->dev_id].len;
 334         qconf->op_buf[cparams->dev_id].buffer[len] = op;
 335         len++;
 336
 337         /* enough ops to be sent */
 338         if (len == MAX_PKT_BURST) {
 339                 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
 340                 len = 0;
 341         }
 342
 343         qconf->op_buf[cparams->dev_id].len = len;
 344         return 0;
 345 }
 346
 347 static int
 348 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
 349                 struct rte_crypto_op *op,
 350                 struct l2fwd_crypto_params *cparams)
 351 {
 352         struct ether_hdr *eth_hdr;
 353         struct ipv4_hdr *ip_hdr;
 354
 355         unsigned ipdata_offset, pad_len, data_len;
 356         char *padding;
 357
 358         eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
 359
 360         if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
 361                 return -1;
 362
 363         ipdata_offset = sizeof(struct ether_hdr);
 364
 365         ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
 366                         ipdata_offset);
 367
 368         ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
 369                         * IPV4_IHL_MULTIPLIER;
 370
 371
 372         /* Zero pad data to be crypto'd so it is block aligned */
 373         data_len  = rte_pktmbuf_data_len(m) - ipdata_offset;
 374         pad_len = data_len % cparams->block_size ? cparams->block_size -
 375                         (data_len % cparams->block_size) : 0;
 376
 377         if (pad_len) {
 378                 padding = rte_pktmbuf_append(m, pad_len);
 379                 if (unlikely(!padding))
 380                         return -1;
 381
 382                 data_len += pad_len;
 383                 memset(padding, 0, pad_len);
 384         }
 385
 386         /* Set crypto operation data parameters */
 387         rte_crypto_op_attach_sym_session(op, cparams->session);
 388
 389         /* Append space for digest to end of packet */
 390         op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 391                         cparams->digest_length);
 392         op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 393                         rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 394         op->sym->auth.digest.length = cparams->digest_length;
 395
 396         op->sym->auth.data.offset = ipdata_offset;
 397         op->sym->auth.data.length = data_len;
 398
 399
 400         op->sym->cipher.iv.data = cparams->iv_key.data;
 401         op->sym->cipher.iv.phys_addr = cparams->iv_key.phys_addr;
 402         op->sym->cipher.iv.length = cparams->iv_key.length;
 403
 404         op->sym->cipher.data.offset = ipdata_offset;
 405         op->sym->cipher.data.length = data_len;
 406
 407         op->sym->m_src = m;
 408
 409         return l2fwd_crypto_enqueue(op, cparams);
 410 }
 411
 412
 413 /* Send the burst of packets on an output interface */
 414 static int
 415 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 416                 uint8_t port)
 417 {
 418         struct rte_mbuf **pkt_buffer;
 419         unsigned ret;
 420
 421         pkt_buffer = (struct rte_mbuf **)qconf->pkt_buf[port].buffer;
 422
 423         ret = rte_eth_tx_burst(port, 0, pkt_buffer, (uint16_t)n);
 424         port_statistics[port].tx += ret;
 425         if (unlikely(ret < n)) {
 426                 port_statistics[port].dropped += (n - ret);
 427                 do {
 428                         rte_pktmbuf_free(pkt_buffer[ret]);
 429                 } while (++ret < n);
 430         }
 431
 432         return 0;
 433 }
 434
 435 /* Enqueue packets for TX and prepare them to be sent */
 436 static int
 437 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
 438 {
 439         unsigned lcore_id, len;
 440         struct lcore_queue_conf *qconf;
 441
 442         lcore_id = rte_lcore_id();
 443
 444         qconf = &lcore_queue_conf[lcore_id];
 445         len = qconf->pkt_buf[port].len;
 446         qconf->pkt_buf[port].buffer[len] = m;
 447         len++;
 448
 449         /* enough pkts to be sent */
 450         if (unlikely(len == MAX_PKT_BURST)) {
 451                 l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
 452                 len = 0;
 453         }
 454
 455         qconf->pkt_buf[port].len = len;
 456         return 0;
 457 }
 458
 459 static void
 460 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
 461 {
 462         struct ether_hdr *eth;
 463         void *tmp;
 464         unsigned dst_port;
 465
 466         dst_port = l2fwd_dst_ports[portid];
 467         eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
 468
 469         /* 02:00:00:00:00:xx */
 470         tmp = &eth->d_addr.addr_bytes[0];
 471         *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
 472
 473         /* src addr */
 474         ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], &eth->s_addr);
 475
 476         l2fwd_send_packet(m, (uint8_t) dst_port);
 477 }
 478
 479 /** Generate random key */
 480 static void
 481 generate_random_key(uint8_t *key, unsigned length)
 482 {
 483         unsigned i;
 484
 485         for (i = 0; i < length; i++)
 486                 key[i] = rand() % 0xff;
 487 }
 488
 489 static struct rte_cryptodev_sym_session *
 490 initialize_crypto_session(struct l2fwd_crypto_options *options,
 491                 uint8_t cdev_id)
 492 {
 493         struct rte_crypto_sym_xform *first_xform;
 494
 495         if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
 496                 first_xform = &options->cipher_xform;
 497                 first_xform->next = &options->auth_xform;
 498         } else {
 499                 first_xform = &options->auth_xform;
 500                 first_xform->next = &options->cipher_xform;
 501         }
 502
 503         /* Setup Cipher Parameters */
 504         return rte_cryptodev_sym_session_create(cdev_id, first_xform);
 505 }
 506
 507 static void
 508 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
 509
 510 /* main processing loop */
 511 static void
 512 l2fwd_main_loop(struct l2fwd_crypto_options *options)
 513 {
 514         struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
 515         struct rte_crypto_op *ops_burst[MAX_PKT_BURST];
 516
 517         unsigned lcore_id = rte_lcore_id();
 518         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
 519         unsigned i, j, portid, nb_rx;
 520         struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
 521         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
 522                         US_PER_S * BURST_TX_DRAIN_US;
 523         struct l2fwd_crypto_params *cparams;
 524         struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
 525
 526         if (qconf->nb_rx_ports == 0) {
 527                 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
 528                 return;
 529         }
 530
 531         RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
 532
 533         l2fwd_crypto_options_print(options);
 534
 535         for (i = 0; i < qconf->nb_rx_ports; i++) {
 536
 537                 portid = qconf->rx_port_list[i];
 538                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
 539                         portid);
 540         }
 541
 542         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 543                 port_cparams[i].dev_id = qconf->cryptodev_list[i];
 544                 port_cparams[i].qp_id = 0;
 545
 546                 port_cparams[i].block_size = 64;
 547                 port_cparams[i].digest_length = 20;
 548
 549                 port_cparams[i].iv_key.data =
 550                                 (uint8_t *)rte_malloc(NULL, 16, 8);
 551                 port_cparams[i].iv_key.length = 16;
 552                 port_cparams[i].iv_key.phys_addr = rte_malloc_virt2phy(
 553                                 (void *)port_cparams[i].iv_key.data);
 554                 generate_random_key(port_cparams[i].iv_key.data,
 555                                 sizeof(cparams[i].iv_key.length));
 556
 557                 port_cparams[i].session = initialize_crypto_session(options,
 558                                 port_cparams[i].dev_id);
 559
 560                 if (port_cparams[i].session == NULL)
 561                         return;
 562                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
 563                                 port_cparams[i].dev_id);
 564         }
 565
 566         while (1) {
 567
 568                 cur_tsc = rte_rdtsc();
 569
 570                 /*
 571                  * TX burst queue drain
 572                  */
 573                 diff_tsc = cur_tsc - prev_tsc;
 574                 if (unlikely(diff_tsc > drain_tsc)) {
 575
 576                         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 577                                 if (qconf->pkt_buf[portid].len == 0)
 578                                         continue;
 579                                 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
 580                                                  qconf->pkt_buf[portid].len,
 581                                                  (uint8_t) portid);
 582                                 qconf->pkt_buf[portid].len = 0;
 583                         }
 584
 585                         /* if timer is enabled */
 586                         if (timer_period > 0) {
 587
 588                                 /* advance the timer */
 589                                 timer_tsc += diff_tsc;
 590
 591                                 /* if timer has reached its timeout */
 592                                 if (unlikely(timer_tsc >=
 593                                                 (uint64_t)timer_period)) {
 594
 595                                         /* do this only on master core */
 596                                         if (lcore_id == rte_get_master_lcore()
 597                                                 && options->refresh_period) {
 598                                                 print_stats();
 599                                                 timer_tsc = 0;
 600                                         }
 601                                 }
 602                         }
 603
 604                         prev_tsc = cur_tsc;
 605                 }
 606
 607                 /*
 608                  * Read packet from RX queues
 609                  */
 610                 for (i = 0; i < qconf->nb_rx_ports; i++) {
 611                         portid = qconf->rx_port_list[i];
 612
 613                         cparams = &port_cparams[i];
 614
 615                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
 616                                                  pkts_burst, MAX_PKT_BURST);
 617
 618                         port_statistics[portid].rx += nb_rx;
 619
 620                         if (nb_rx) {
 621                                 /*
 622                                  * If we can't allocate a crypto_ops, then drop
 623                                  * the rest of the burst and dequeue and
 624                                  * process the packets to free offload structs
 625                                  */
 626                                 if (rte_crypto_op_bulk_alloc(
 627                                                 l2fwd_crypto_op_pool,
 628                                                 RTE_CRYPTO_OP_TYPE_SYMMETRIC,
 629                                                 ops_burst, nb_rx) !=
 630                                                                 nb_rx) {
 631                                         for (j = 0; j < nb_rx; j++)
 632                                                 rte_pktmbuf_free(pkts_burst[i]);
 633
 634                                         nb_rx = 0;
 635                                 }
 636
 637                                 /* Enqueue packets from Crypto device*/
 638                                 for (j = 0; j < nb_rx; j++) {
 639                                         m = pkts_burst[j];
 640
 641                                         l2fwd_simple_crypto_enqueue(m,
 642                                                         ops_burst[j], cparams);
 643                                 }
 644                         }
 645
 646                         /* Dequeue packets from Crypto device */
 647                         do {
 648                                 nb_rx = rte_cryptodev_dequeue_burst(
 649                                                 cparams->dev_id, cparams->qp_id,
 650                                                 ops_burst, MAX_PKT_BURST);
 651
 652                                 crypto_statistics[cparams->dev_id].dequeued +=
 653                                                 nb_rx;
 654
 655                                 /* Forward crypto'd packets */
 656                                 for (j = 0; j < nb_rx; j++) {
 657                                         m = ops_burst[j]->sym->m_src;
 658
 659                                         rte_crypto_op_free(ops_burst[j]);
 660                                         l2fwd_simple_forward(m, portid);
 661                                 }
 662                         } while (nb_rx == MAX_PKT_BURST);
 663                 }
 664         }
 665 }
 666
 667 static int
 668 l2fwd_launch_one_lcore(void *arg)
 669 {
 670         l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
 671         return 0;
 672 }
 673
 674 /* Display command line arguments usage */
 675 static void
 676 l2fwd_crypto_usage(const char *prgname)
 677 {
 678         printf("%s [EAL options] -- --cdev TYPE [optional parameters]\n"
 679                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 680                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 681                 "  -s manage all ports from single lcore"
 682                 "  -t PERIOD: statistics will be refreshed each PERIOD seconds"
 683                 " (0 to disable, 10 default, 86400 maximum)\n"
 684
 685                 "  --cdev AESNI_MB / QAT\n"
 686                 "  --chain HASH_CIPHER / CIPHER_HASH\n"
 687
 688                 "  --cipher_algo ALGO\n"
 689                 "  --cipher_op ENCRYPT / DECRYPT\n"
 690                 "  --cipher_key KEY\n"
 691                 "  --iv IV\n"
 692
 693                 "  --auth_algo ALGO\n"
 694                 "  --auth_op GENERATE / VERIFY\n"
 695                 "  --auth_key KEY\n"
 696
 697                 "  --sessionless\n",
 698                prgname);
 699 }
 700
 701 /** Parse crypto device type command line argument */
 702 static int
 703 parse_cryptodev_type(enum rte_cryptodev_type *type, char *optarg)
 704 {
 705         if (strcmp("AESNI_MB", optarg) == 0) {
 706                 *type = RTE_CRYPTODEV_AESNI_MB_PMD;
 707                 return 0;
 708         } else if (strcmp("QAT", optarg) == 0) {
 709                 *type = RTE_CRYPTODEV_QAT_SYM_PMD;
 710                 return 0;
 711         }
 712
 713         return -1;
 714 }
 715
 716 /** Parse crypto chain xform command line argument */
 717 static int
 718 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
 719 {
 720         if (strcmp("CIPHER_HASH", optarg) == 0) {
 721                 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 722                 return 0;
 723         } else if (strcmp("HASH_CIPHER", optarg) == 0) {
 724                 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
 725                 return 0;
 726         }
 727
 728         return -1;
 729 }
 730
 731 /** Parse crypto cipher algo option command line argument */
 732 static int
 733 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
 734 {
 735         if (strcmp("AES_CBC", optarg) == 0) {
 736                 *algo = RTE_CRYPTO_CIPHER_AES_CBC;
 737                 return 0;
 738         } else if (strcmp("AES_GCM", optarg) == 0) {
 739                 *algo = RTE_CRYPTO_CIPHER_AES_GCM;
 740                 return 0;
 741         }
 742
 743         printf("Cipher algorithm  not supported!\n");
 744         return -1;
 745 }
 746
 747 /** Parse crypto cipher operation command line argument */
 748 static int
 749 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
 750 {
 751         if (strcmp("ENCRYPT", optarg) == 0) {
 752                 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 753                 return 0;
 754         } else if (strcmp("DECRYPT", optarg) == 0) {
 755                 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
 756                 return 0;
 757         }
 758
 759         printf("Cipher operation not supported!\n");
 760         return -1;
 761 }
 762
 763 /** Parse crypto key command line argument */
 764 static int
 765 parse_key(struct l2fwd_key *key __rte_unused,
 766                 unsigned length __rte_unused, char *arg __rte_unused)
 767 {
 768         printf("Currently an unsupported argument!\n");
 769         return -1;
 770 }
 771
 772 /** Parse crypto cipher operation command line argument */
 773 static int
 774 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
 775 {
 776         if (strcmp("SHA1", optarg) == 0) {
 777                 *algo = RTE_CRYPTO_AUTH_SHA1;
 778                 return 0;
 779         } else if (strcmp("SHA1_HMAC", optarg) == 0) {
 780                 *algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
 781                 return 0;
 782         } else if (strcmp("SHA224", optarg) == 0) {
 783                 *algo = RTE_CRYPTO_AUTH_SHA224;
 784                 return 0;
 785         } else if (strcmp("SHA224_HMAC", optarg) == 0) {
 786                 *algo = RTE_CRYPTO_AUTH_SHA224_HMAC;
 787                 return 0;
 788         } else if (strcmp("SHA256", optarg) == 0) {
 789                 *algo = RTE_CRYPTO_AUTH_SHA256;
 790                 return 0;
 791         } else if (strcmp("SHA256_HMAC", optarg) == 0) {
 792                 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
 793                 return 0;
 794         } else if (strcmp("SHA512", optarg) == 0) {
 795                 *algo = RTE_CRYPTO_AUTH_SHA256;
 796                 return 0;
 797         } else if (strcmp("SHA512_HMAC", optarg) == 0) {
 798                 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
 799                 return 0;
 800         }
 801
 802         printf("Authentication algorithm specified not supported!\n");
 803         return -1;
 804 }
 805
 806 static int
 807 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
 808 {
 809         if (strcmp("VERIFY", optarg) == 0) {
 810                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
 811                 return 0;
 812         } else if (strcmp("GENERATE", optarg) == 0) {
 813                 *op = RTE_CRYPTO_AUTH_OP_GENERATE;
 814                 return 0;
 815         }
 816
 817         printf("Authentication operation specified not supported!\n");
 818         return -1;
 819 }
 820
 821 /** Parse long options */
 822 static int
 823 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
 824                 struct option *lgopts, int option_index)
 825 {
 826         if (strcmp(lgopts[option_index].name, "cdev_type") == 0)
 827                 return parse_cryptodev_type(&options->cdev_type, optarg);
 828
 829         else if (strcmp(lgopts[option_index].name, "chain") == 0)
 830                 return parse_crypto_opt_chain(options, optarg);
 831
 832         /* Cipher options */
 833         else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
 834                 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
 835                                 optarg);
 836
 837         else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
 838                 return parse_cipher_op(&options->cipher_xform.cipher.op,
 839                                 optarg);
 840
 841         else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) {
 842                 struct l2fwd_key key = { 0 };
 843                 int retval = 0;
 844
 845                 retval = parse_key(&key, sizeof(options->ckey_data), optarg);
 846
 847                 options->cipher_xform.cipher.key.data = key.data;
 848                 options->cipher_xform.cipher.key.length = key.length;
 849
 850                 return retval;
 851
 852         } else if (strcmp(lgopts[option_index].name, "iv") == 0)
 853                 return parse_key(&options->iv_key, sizeof(options->ivkey_data),
 854                                 optarg);
 855
 856         /* Authentication options */
 857         else if (strcmp(lgopts[option_index].name, "auth_algo") == 0)
 858                 return parse_auth_algo(&options->auth_xform.auth.algo,
 859                                 optarg);
 860
 861         else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
 862                 return parse_auth_op(&options->auth_xform.auth.op,
 863                                 optarg);
 864
 865         else if (strcmp(lgopts[option_index].name, "auth_key") == 0) {
 866                 struct l2fwd_key key = { 0 };
 867                 int retval = 0;
 868
 869                 retval = parse_key(&key, sizeof(options->akey_data), optarg);
 870
 871                 options->auth_xform.auth.key.data = key.data;
 872                 options->auth_xform.auth.key.length = key.length;
 873
 874                 return retval;
 875
 876         } else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
 877                 options->sessionless = 1;
 878                 return 0;
 879         }
 880
 881         return -1;
 882 }
 883
 884 /** Parse port mask */
 885 static int
 886 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
 887                 const char *q_arg)
 888 {
 889         char *end = NULL;
 890         unsigned long pm;
 891
 892         /* parse hexadecimal string */
 893         pm = strtoul(q_arg, &end, 16);
 894         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
 895                 pm = 0;
 896
 897         options->portmask = pm;
 898         if (options->portmask == 0) {
 899                 printf("invalid portmask specified\n");
 900                 return -1;
 901         }
 902
 903         return pm;
 904 }
 905
 906 /** Parse number of queues */
 907 static int
 908 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
 909                 const char *q_arg)
 910 {
 911         char *end = NULL;
 912         unsigned long n;
 913
 914         /* parse hexadecimal string */
 915         n = strtoul(q_arg, &end, 10);
 916         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
 917                 n = 0;
 918         else if (n >= MAX_RX_QUEUE_PER_LCORE)
 919                 n = 0;
 920
 921         options->nb_ports_per_lcore = n;
 922         if (options->nb_ports_per_lcore == 0) {
 923                 printf("invalid number of ports selected\n");
 924                 return -1;
 925         }
 926
 927         return 0;
 928 }
 929
 930 /** Parse timer period */
 931 static int
 932 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
 933                 const char *q_arg)
 934 {
 935         char *end = NULL;
 936         long int n;
 937
 938         /* parse number string */
 939         n = strtol(q_arg, &end, 10);
 940         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
 941                 n = 0;
 942
 943         if (n >= MAX_TIMER_PERIOD) {
 944                 printf("Warning refresh period specified %ld is greater than "
 945                                 "max value %d! using max value",
 946                                 n, MAX_TIMER_PERIOD);
 947                 n = MAX_TIMER_PERIOD;
 948         }
 949
 950         options->refresh_period = n * 1000 * TIMER_MILLISECOND;
 951
 952         return 0;
 953 }
 954
 955 /** Generate default options for application */
 956 static void
 957 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
 958 {
 959         srand(time(NULL));
 960
 961         options->portmask = 0xffffffff;
 962         options->nb_ports_per_lcore = 1;
 963         options->refresh_period = 10000;
 964         options->single_lcore = 0;
 965
 966         options->cdev_type = RTE_CRYPTODEV_AESNI_MB_PMD;
 967         options->sessionless = 0;
 968         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 969
 970         /* Cipher Data */
 971         options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
 972         options->cipher_xform.next = NULL;
 973
 974         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
 975         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 976
 977         generate_random_key(options->ckey_data, sizeof(options->ckey_data));
 978
 979         options->cipher_xform.cipher.key.data = options->ckey_data;
 980         options->cipher_xform.cipher.key.length = 16;
 981
 982
 983         /* Authentication Data */
 984         options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH;
 985         options->auth_xform.next = NULL;
 986
 987         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
 988         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
 989
 990         options->auth_xform.auth.add_auth_data_length = 0;
 991         options->auth_xform.auth.digest_length = 20;
 992
 993         generate_random_key(options->akey_data, sizeof(options->akey_data));
 994
 995         options->auth_xform.auth.key.data = options->akey_data;
 996         options->auth_xform.auth.key.length = 20;
 997 }
 998
 999 static void
1000 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
1001 {
1002         printf("Options:-\nn");
1003         printf("portmask: %x\n", options->portmask);
1004         printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
1005         printf("refresh period : %u\n", options->refresh_period);
1006         printf("single lcore mode: %s\n",
1007                         options->single_lcore ? "enabled" : "disabled");
1008         printf("stats_printing: %s\n",
1009                         options->refresh_period == 0 ? "disabled" : "enabled");
1010
1011         switch (options->cdev_type) {
1012         case RTE_CRYPTODEV_AESNI_MB_PMD:
1013                 printf("cryptodev type: AES-NI MB PMD\n"); break;
1014         case RTE_CRYPTODEV_QAT_SYM_PMD:
1015                 printf("cryptodev type: QAT PMD\n"); break;
1016         default:
1017                 break;
1018         }
1019
1020         printf("sessionless crypto: %s\n",
1021                         options->sessionless ? "enabled" : "disabled");
1022 #if 0
1023         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1024
1025         /* Cipher Data */
1026         options->cipher_xform.type = RTE_CRYPTO_XFORM_CIPHER;
1027         options->cipher_xform.next = NULL;
1028
1029         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
1030         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1031
1032         generate_random_key(options->ckey_data, sizeof(options->ckey_data));
1033
1034         options->cipher_xform.cipher.key.data = options->ckey_data;
1035         options->cipher_xform.cipher.key.phys_addr = 0;
1036         options->cipher_xform.cipher.key.length = 16;
1037
1038
1039         /* Authentication Data */
1040         options->auth_xform.type = RTE_CRYPTO_XFORM_AUTH;
1041         options->auth_xform.next = NULL;
1042
1043         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1044         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
1045
1046         options->auth_xform.auth.add_auth_data_length = 0;
1047         options->auth_xform.auth.digest_length = 20;
1048
1049         generate_random_key(options->akey_data, sizeof(options->akey_data));
1050
1051         options->auth_xform.auth.key.data = options->akey_data;
1052         options->auth_xform.auth.key.phys_addr = 0;
1053         options->auth_xform.auth.key.length = 20;
1054 #endif
1055 }
1056
1057 /* Parse the argument given in the command line of the application */
1058 static int
1059 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1060                 int argc, char **argv)
1061 {
1062         int opt, retval, option_index;
1063         char **argvopt = argv, *prgname = argv[0];
1064
1065         static struct option lgopts[] = {
1066                         { "sessionless", no_argument, 0, 0 },
1067
1068                         { "cdev_type", required_argument, 0, 0 },
1069                         { "chain", required_argument, 0, 0 },
1070
1071                         { "cipher_algo", required_argument, 0, 0 },
1072                         { "cipher_op", required_argument, 0, 0 },
1073                         { "cipher_key", required_argument, 0, 0 },
1074
1075                         { "auth_algo", required_argument, 0, 0 },
1076                         { "auth_op", required_argument, 0, 0 },
1077                         { "auth_key", required_argument, 0, 0 },
1078
1079                         { "iv", required_argument, 0, 0 },
1080
1081                         { "sessionless", no_argument, 0, 0 },
1082                         { NULL, 0, 0, 0 }
1083         };
1084
1085         l2fwd_crypto_default_options(options);
1086
1087         while ((opt = getopt_long(argc, argvopt, "p:q:st:", lgopts,
1088                         &option_index)) != EOF) {
1089                 switch (opt) {
1090                 /* long options */
1091                 case 0:
1092                         retval = l2fwd_crypto_parse_args_long_options(options,
1093                                         lgopts, option_index);
1094                         if (retval < 0) {
1095                                 l2fwd_crypto_usage(prgname);
1096                                 return -1;
1097                         }
1098                         break;
1099
1100                 /* portmask */
1101                 case 'p':
1102                         retval = l2fwd_crypto_parse_portmask(options, optarg);
1103                         if (retval < 0) {
1104                                 l2fwd_crypto_usage(prgname);
1105                                 return -1;
1106                         }
1107                         break;
1108
1109                 /* nqueue */
1110                 case 'q':
1111                         retval = l2fwd_crypto_parse_nqueue(options, optarg);
1112                         if (retval < 0) {
1113                                 l2fwd_crypto_usage(prgname);
1114                                 return -1;
1115                         }
1116                         break;
1117
1118                 /* single  */
1119                 case 's':
1120                         options->single_lcore = 1;
1121
1122                         break;
1123
1124                 /* timer period */
1125                 case 't':
1126                         retval = l2fwd_crypto_parse_timer_period(options,
1127                                         optarg);
1128                         if (retval < 0) {
1129                                 l2fwd_crypto_usage(prgname);
1130                                 return -1;
1131                         }
1132                         break;
1133
1134                 default:
1135                         l2fwd_crypto_usage(prgname);
1136                         return -1;
1137                 }
1138         }
1139
1140
1141         if (optind >= 0)
1142                 argv[optind-1] = prgname;
1143
1144         retval = optind-1;
1145         optind = 0; /* reset getopt lib */
1146
1147         return retval;
1148 }
1149
1150 /* Check the link status of all ports in up to 9s, and print them finally */
1151 static void
1152 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1153 {
1154 #define CHECK_INTERVAL 100 /* 100ms */
1155 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1156         uint8_t portid, count, all_ports_up, print_flag = 0;
1157         struct rte_eth_link link;
1158
1159         printf("\nChecking link status");
1160         fflush(stdout);
1161         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1162                 all_ports_up = 1;
1163                 for (portid = 0; portid < port_num; portid++) {
1164                         if ((port_mask & (1 << portid)) == 0)
1165                                 continue;
1166                         memset(&link, 0, sizeof(link));
1167                         rte_eth_link_get_nowait(portid, &link);
1168                         /* print link status if flag set */
1169                         if (print_flag == 1) {
1170                                 if (link.link_status)
1171                                         printf("Port %d Link Up - speed %u "
1172                                                 "Mbps - %s\n", (uint8_t)portid,
1173                                                 (unsigned)link.link_speed,
1174                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1175                                         ("full-duplex") : ("half-duplex\n"));
1176                                 else
1177                                         printf("Port %d Link Down\n",
1178                                                 (uint8_t)portid);
1179                                 continue;
1180                         }
1181                         /* clear all_ports_up flag if any link down */
1182                         if (link.link_status == 0) {
1183                                 all_ports_up = 0;
1184                                 break;
1185                         }
1186                 }
1187                 /* after finally printing all link status, get out */
1188                 if (print_flag == 1)
1189                         break;
1190
1191                 if (all_ports_up == 0) {
1192                         printf(".");
1193                         fflush(stdout);
1194                         rte_delay_ms(CHECK_INTERVAL);
1195                 }
1196
1197                 /* set the print_flag if all ports up or timeout */
1198                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1199                         print_flag = 1;
1200                         printf("done\n");
1201                 }
1202         }
1203 }
1204
1205 static int
1206 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports)
1207 {
1208         unsigned i, cdev_id, cdev_count, enabled_cdev_count = 0;
1209         int retval;
1210
1211         if (options->cdev_type == RTE_CRYPTODEV_QAT_SYM_PMD) {
1212                 if (rte_cryptodev_count() < nb_ports)
1213                         return -1;
1214         } else if (options->cdev_type == RTE_CRYPTODEV_AESNI_MB_PMD) {
1215                 for (i = 0; i < nb_ports; i++) {
1216                         int retval = rte_eal_vdev_init(CRYPTODEV_NAME_AESNI_MB_PMD,
1217                                         NULL);
1218                         if (retval < 0)
1219                                 return -1;
1220                 }
1221         }
1222
1223         cdev_count = rte_cryptodev_count();
1224         for (cdev_id = 0;
1225                         cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1226                         cdev_id++) {
1227                 struct rte_cryptodev_qp_conf qp_conf;
1228                 struct rte_cryptodev_info dev_info;
1229
1230                 struct rte_cryptodev_config conf = {
1231                         .nb_queue_pairs = 1,
1232                         .socket_id = SOCKET_ID_ANY,
1233                         .session_mp = {
1234                                 .nb_objs = 2048,
1235                                 .cache_size = 64
1236                         }
1237                 };
1238
1239                 rte_cryptodev_info_get(cdev_id, &dev_info);
1240
1241                 if (dev_info.dev_type != options->cdev_type)
1242                         continue;
1243
1244
1245                 retval = rte_cryptodev_configure(cdev_id, &conf);
1246                 if (retval < 0) {
1247                         printf("Failed to configure cryptodev %u", cdev_id);
1248                         return -1;
1249                 }
1250
1251                 qp_conf.nb_descriptors = 2048;
1252
1253                 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
1254                                 SOCKET_ID_ANY);
1255                 if (retval < 0) {
1256                         printf("Failed to setup queue pair %u on cryptodev %u",
1257                                         0, cdev_id);
1258                         return -1;
1259                 }
1260
1261                 l2fwd_enabled_crypto_mask |= (1 << cdev_id);
1262
1263                 enabled_cdev_count++;
1264         }
1265
1266         return enabled_cdev_count;
1267 }
1268
1269 static int
1270 initialize_ports(struct l2fwd_crypto_options *options)
1271 {
1272         uint8_t last_portid, portid;
1273         unsigned enabled_portcount = 0;
1274         unsigned nb_ports = rte_eth_dev_count();
1275
1276         if (nb_ports == 0) {
1277                 printf("No Ethernet ports - bye\n");
1278                 return -1;
1279         }
1280
1281         if (nb_ports > RTE_MAX_ETHPORTS)
1282                 nb_ports = RTE_MAX_ETHPORTS;
1283
1284         /* Reset l2fwd_dst_ports */
1285         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
1286                 l2fwd_dst_ports[portid] = 0;
1287
1288         for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
1289                 int retval;
1290
1291                 /* Skip ports that are not enabled */
1292                 if ((options->portmask & (1 << portid)) == 0)
1293                         continue;
1294
1295                 /* init port */
1296                 printf("Initializing port %u... ", (unsigned) portid);
1297                 fflush(stdout);
1298                 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
1299                 if (retval < 0) {
1300                         printf("Cannot configure device: err=%d, port=%u\n",
1301                                   retval, (unsigned) portid);
1302                         return -1;
1303                 }
1304
1305                 /* init one RX queue */
1306                 fflush(stdout);
1307                 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
1308                                              rte_eth_dev_socket_id(portid),
1309                                              NULL, l2fwd_pktmbuf_pool);
1310                 if (retval < 0) {
1311                         printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
1312                                         retval, (unsigned) portid);
1313                         return -1;
1314                 }
1315
1316                 /* init one TX queue on each port */
1317                 fflush(stdout);
1318                 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
1319                                 rte_eth_dev_socket_id(portid),
1320                                 NULL);
1321                 if (retval < 0) {
1322                         printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
1323                                 retval, (unsigned) portid);
1324
1325                         return -1;
1326                 }
1327
1328                 /* Start device */
1329                 retval = rte_eth_dev_start(portid);
1330                 if (retval < 0) {
1331                         printf("rte_eth_dev_start:err=%d, port=%u\n",
1332                                         retval, (unsigned) portid);
1333                         return -1;
1334                 }
1335
1336                 rte_eth_promiscuous_enable(portid);
1337
1338                 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
1339
1340                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
1341                                 (unsigned) portid,
1342                                 l2fwd_ports_eth_addr[portid].addr_bytes[0],
1343                                 l2fwd_ports_eth_addr[portid].addr_bytes[1],
1344                                 l2fwd_ports_eth_addr[portid].addr_bytes[2],
1345                                 l2fwd_ports_eth_addr[portid].addr_bytes[3],
1346                                 l2fwd_ports_eth_addr[portid].addr_bytes[4],
1347                                 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
1348
1349                 /* initialize port stats */
1350                 memset(&port_statistics, 0, sizeof(port_statistics));
1351
1352                 /* Setup port forwarding table */
1353                 if (enabled_portcount % 2) {
1354                         l2fwd_dst_ports[portid] = last_portid;
1355                         l2fwd_dst_ports[last_portid] = portid;
1356                 } else {
1357                         last_portid = portid;
1358                 }
1359
1360                 l2fwd_enabled_port_mask |= (1 << portid);
1361                 enabled_portcount++;
1362         }
1363
1364         if (enabled_portcount == 1) {
1365                 l2fwd_dst_ports[last_portid] = last_portid;
1366         } else if (enabled_portcount % 2) {
1367                 printf("odd number of ports in portmask- bye\n");
1368                 return -1;
1369         }
1370
1371         check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
1372
1373         return enabled_portcount;
1374 }
1375
1376 int
1377 main(int argc, char **argv)
1378 {
1379         struct lcore_queue_conf *qconf;
1380         struct l2fwd_crypto_options options;
1381
1382         uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
1383         unsigned lcore_id, rx_lcore_id;
1384         int ret, enabled_cdevcount, enabled_portcount;
1385
1386         /* init EAL */
1387         ret = rte_eal_init(argc, argv);
1388         if (ret < 0)
1389                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
1390         argc -= ret;
1391         argv += ret;
1392
1393         /* parse application arguments (after the EAL ones) */
1394         ret = l2fwd_crypto_parse_args(&options, argc, argv);
1395         if (ret < 0)
1396                 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
1397
1398         /* create the mbuf pool */
1399         l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512,
1400                         sizeof(struct rte_crypto_op),
1401                         RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
1402         if (l2fwd_pktmbuf_pool == NULL)
1403                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
1404
1405         /* create crypto op pool */
1406         l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool",
1407                         RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, 0,
1408                         rte_socket_id());
1409         if (l2fwd_crypto_op_pool == NULL)
1410                 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
1411
1412         /* Enable Ethernet ports */
1413         enabled_portcount = initialize_ports(&options);
1414         if (enabled_portcount < 1)
1415                 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
1416
1417         nb_ports = rte_eth_dev_count();
1418         /* Initialize the port/queue configuration of each logical core */
1419         for (rx_lcore_id = 0, qconf = NULL, portid = 0;
1420                         portid < nb_ports; portid++) {
1421
1422                 /* skip ports that are not enabled */
1423                 if ((options.portmask & (1 << portid)) == 0)
1424                         continue;
1425
1426                 if (options.single_lcore && qconf == NULL) {
1427                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1428                                 rx_lcore_id++;
1429                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1430                                         rte_exit(EXIT_FAILURE,
1431                                                         "Not enough cores\n");
1432                         }
1433                 } else if (!options.single_lcore) {
1434                         /* get the lcore_id for this port */
1435                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1436                                lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
1437                                options.nb_ports_per_lcore) {
1438                                 rx_lcore_id++;
1439                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1440                                         rte_exit(EXIT_FAILURE,
1441                                                         "Not enough cores\n");
1442                         }
1443                 }
1444
1445                 /* Assigned a new logical core in the loop above. */
1446                 if (qconf != &lcore_queue_conf[rx_lcore_id])
1447                         qconf = &lcore_queue_conf[rx_lcore_id];
1448
1449                 qconf->rx_port_list[qconf->nb_rx_ports] = portid;
1450                 qconf->nb_rx_ports++;
1451
1452                 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
1453         }
1454
1455
1456         /* Enable Crypto devices */
1457         enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount);
1458         if (enabled_cdevcount < 1)
1459                 rte_exit(EXIT_FAILURE, "Failed to initial crypto devices\n");
1460
1461         nb_cryptodevs = rte_cryptodev_count();
1462         /* Initialize the port/queue configuration of each logical core */
1463         for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
1464                         cdev_id < nb_cryptodevs && enabled_cdevcount;
1465                         cdev_id++) {
1466                 struct rte_cryptodev_info info;
1467
1468                 rte_cryptodev_info_get(cdev_id, &info);
1469
1470                 /* skip devices of the wrong type */
1471                 if (options.cdev_type != info.dev_type)
1472                         continue;
1473
1474                 if (options.single_lcore && qconf == NULL) {
1475                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1476                                 rx_lcore_id++;
1477                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1478                                         rte_exit(EXIT_FAILURE,
1479                                                         "Not enough cores\n");
1480                         }
1481                 } else if (!options.single_lcore) {
1482                         /* get the lcore_id for this port */
1483                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1484                                lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
1485                                options.nb_ports_per_lcore) {
1486                                 rx_lcore_id++;
1487                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1488                                         rte_exit(EXIT_FAILURE,
1489                                                         "Not enough cores\n");
1490                         }
1491                 }
1492
1493                 /* Assigned a new logical core in the loop above. */
1494                 if (qconf != &lcore_queue_conf[rx_lcore_id])
1495                         qconf = &lcore_queue_conf[rx_lcore_id];
1496
1497                 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
1498                 qconf->nb_crypto_devs++;
1499
1500                 enabled_cdevcount--;
1501
1502                 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
1503                                 (unsigned)cdev_id);
1504         }
1505
1506
1507
1508         /* launch per-lcore init on every lcore */
1509         rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
1510                         CALL_MASTER);
1511         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
1512                 if (rte_eal_wait_lcore(lcore_id) < 0)
1513                         return -1;
1514         }
1515
1516         return 0;
1517 }