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 #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_sym_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_sym_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         struct rte_crypto_key iv_key;
 145         struct rte_cryptodev_sym_session *session;
 146 };
 147
 148 /** lcore configuration */
 149 struct lcore_queue_conf {
 150         unsigned nb_rx_ports;
 151         unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
 152
 153         unsigned nb_crypto_devs;
 154         unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
 155
 156         struct pkt_buffer crypto_pkt_buf[RTE_MAX_ETHPORTS];
 157         struct pkt_buffer tx_pkt_buf[RTE_MAX_ETHPORTS];
 158 } __rte_cache_aligned;
 159
 160 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
 161
 162 static const struct rte_eth_conf port_conf = {
 163         .rxmode = {
 164                 .split_hdr_size = 0,
 165                 .header_split   = 0, /**< Header Split disabled */
 166                 .hw_ip_checksum = 0, /**< IP checksum offload disabled */
 167                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 168                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 169                 .hw_strip_crc   = 0, /**< CRC stripped by hardware */
 170         },
 171         .txmode = {
 172                 .mq_mode = ETH_MQ_TX_NONE,
 173         },
 174 };
 175
 176 struct rte_mempool *l2fwd_pktmbuf_pool;
 177 struct rte_mempool *l2fwd_mbuf_ol_pool;
 178
 179 /* Per-port statistics struct */
 180 struct l2fwd_port_statistics {
 181         uint64_t tx;
 182         uint64_t rx;
 183
 184         uint64_t crypto_enqueued;
 185         uint64_t crypto_dequeued;
 186
 187         uint64_t dropped;
 188 } __rte_cache_aligned;
 189
 190 struct l2fwd_crypto_statistics {
 191         uint64_t enqueued;
 192         uint64_t dequeued;
 193
 194         uint64_t errors;
 195 } __rte_cache_aligned;
 196
 197 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
 198 struct l2fwd_crypto_statistics crypto_statistics[RTE_MAX_ETHPORTS];
 199
 200 /* A tsc-based timer responsible for triggering statistics printout */
 201 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
 202 #define MAX_TIMER_PERIOD 86400 /* 1 day max */
 203
 204 /* default period is 10 seconds */
 205 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
 206
 207 /* Print out statistics on packets dropped */
 208 static void
 209 print_stats(void)
 210 {
 211         uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
 212         uint64_t total_packets_enqueued, total_packets_dequeued,
 213                 total_packets_errors;
 214         unsigned portid;
 215         uint64_t cdevid;
 216
 217         total_packets_dropped = 0;
 218         total_packets_tx = 0;
 219         total_packets_rx = 0;
 220         total_packets_enqueued = 0;
 221         total_packets_dequeued = 0;
 222         total_packets_errors = 0;
 223
 224         const char clr[] = { 27, '[', '2', 'J', '\0' };
 225         const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
 226
 227                 /* Clear screen and move to top left */
 228         printf("%s%s", clr, topLeft);
 229
 230         printf("\nPort statistics ====================================");
 231
 232         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 233                 /* skip disabled ports */
 234                 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
 235                         continue;
 236                 printf("\nStatistics for port %u ------------------------------"
 237                            "\nPackets sent: %32"PRIu64
 238                            "\nPackets received: %28"PRIu64
 239                            "\nPackets dropped: %29"PRIu64,
 240                            portid,
 241                            port_statistics[portid].tx,
 242                            port_statistics[portid].rx,
 243                            port_statistics[portid].dropped);
 244
 245                 total_packets_dropped += port_statistics[portid].dropped;
 246                 total_packets_tx += port_statistics[portid].tx;
 247                 total_packets_rx += port_statistics[portid].rx;
 248         }
 249         printf("\nCrypto statistics ==================================");
 250
 251         for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
 252                 /* skip disabled ports */
 253                 if ((l2fwd_enabled_crypto_mask & (1lu << cdevid)) == 0)
 254                         continue;
 255                 printf("\nStatistics for cryptodev %"PRIu64
 256                                 " -------------------------"
 257                            "\nPackets enqueued: %28"PRIu64
 258                            "\nPackets dequeued: %28"PRIu64
 259                            "\nPackets errors: %30"PRIu64,
 260                            cdevid,
 261                            crypto_statistics[cdevid].enqueued,
 262                            crypto_statistics[cdevid].dequeued,
 263                            crypto_statistics[cdevid].errors);
 264
 265                 total_packets_enqueued += crypto_statistics[cdevid].enqueued;
 266                 total_packets_dequeued += crypto_statistics[cdevid].dequeued;
 267                 total_packets_errors += crypto_statistics[cdevid].errors;
 268         }
 269         printf("\nAggregate statistics ==============================="
 270                    "\nTotal packets received: %22"PRIu64
 271                    "\nTotal packets enqueued: %22"PRIu64
 272                    "\nTotal packets dequeued: %22"PRIu64
 273                    "\nTotal packets sent: %26"PRIu64
 274                    "\nTotal packets dropped: %23"PRIu64
 275                    "\nTotal packets crypto errors: %17"PRIu64,
 276                    total_packets_rx,
 277                    total_packets_enqueued,
 278                    total_packets_dequeued,
 279                    total_packets_tx,
 280                    total_packets_dropped,
 281                    total_packets_errors);
 282         printf("\n====================================================\n");
 283 }
 284
 285
 286
 287 static int
 288 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 289                 struct l2fwd_crypto_params *cparams)
 290 {
 291         struct rte_mbuf **pkt_buffer;
 292         unsigned ret;
 293
 294         pkt_buffer = (struct rte_mbuf **)
 295                         qconf->crypto_pkt_buf[cparams->dev_id].buffer;
 296
 297         ret = rte_cryptodev_enqueue_burst(cparams->dev_id, cparams->qp_id,
 298                         pkt_buffer, (uint16_t) n);
 299         crypto_statistics[cparams->dev_id].enqueued += ret;
 300         if (unlikely(ret < n)) {
 301                 crypto_statistics[cparams->dev_id].errors += (n - ret);
 302                 do {
 303                         rte_pktmbuf_offload_free(pkt_buffer[ret]->offload_ops);
 304                         rte_pktmbuf_free(pkt_buffer[ret]);
 305                 } while (++ret < n);
 306         }
 307
 308         return 0;
 309 }
 310
 311 static int
 312 l2fwd_crypto_enqueue(struct rte_mbuf *m, struct l2fwd_crypto_params *cparams)
 313 {
 314         unsigned lcore_id, len;
 315         struct lcore_queue_conf *qconf;
 316
 317         lcore_id = rte_lcore_id();
 318
 319         qconf = &lcore_queue_conf[lcore_id];
 320         len = qconf->crypto_pkt_buf[cparams->dev_id].len;
 321         qconf->crypto_pkt_buf[cparams->dev_id].buffer[len] = m;
 322         len++;
 323
 324         /* enough pkts to be sent */
 325         if (len == MAX_PKT_BURST) {
 326                 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
 327                 len = 0;
 328         }
 329
 330         qconf->crypto_pkt_buf[cparams->dev_id].len = len;
 331         return 0;
 332 }
 333
 334 static int
 335 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
 336                 struct rte_mbuf_offload *ol,
 337                 struct l2fwd_crypto_params *cparams)
 338 {
 339         struct ether_hdr *eth_hdr;
 340         struct ipv4_hdr *ip_hdr;
 341
 342         unsigned ipdata_offset, pad_len, data_len;
 343         char *padding;
 344
 345         eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
 346
 347         if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
 348                 return -1;
 349
 350         ipdata_offset = sizeof(struct ether_hdr);
 351
 352         ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
 353                         ipdata_offset);
 354
 355         ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
 356                         * IPV4_IHL_MULTIPLIER;
 357
 358
 359         /* Zero pad data to be crypto'd so it is block aligned */
 360         data_len  = rte_pktmbuf_data_len(m) - ipdata_offset;
 361         pad_len = data_len % cparams->block_size ? cparams->block_size -
 362                         (data_len % cparams->block_size) : 0;
 363
 364         if (pad_len) {
 365                 padding = rte_pktmbuf_append(m, pad_len);
 366                 if (unlikely(!padding))
 367                         return -1;
 368
 369                 data_len += pad_len;
 370                 memset(padding, 0, pad_len);
 371         }
 372
 373         /* Set crypto operation data parameters */
 374         rte_crypto_sym_op_attach_session(&ol->op.crypto, cparams->session);
 375
 376         /* Append space for digest to end of packet */
 377         ol->op.crypto.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 378                         cparams->digest_length);
 379         ol->op.crypto.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 380                         rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 381         ol->op.crypto.digest.length = cparams->digest_length;
 382
 383         ol->op.crypto.iv.data = cparams->iv_key.data;
 384         ol->op.crypto.iv.phys_addr = cparams->iv_key.phys_addr;
 385         ol->op.crypto.iv.length = cparams->iv_key.length;
 386
 387         ol->op.crypto.data.to_cipher.offset = ipdata_offset;
 388         ol->op.crypto.data.to_cipher.length = data_len;
 389
 390         ol->op.crypto.data.to_hash.offset = ipdata_offset;
 391         ol->op.crypto.data.to_hash.length = data_len;
 392
 393         rte_pktmbuf_offload_attach(m, ol);
 394
 395         return l2fwd_crypto_enqueue(m, cparams);
 396 }
 397
 398
 399 /* Send the burst of packets on an output interface */
 400 static int
 401 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n, uint8_t port)
 402 {
 403         struct rte_mbuf **pkt_buffer;
 404         unsigned ret;
 405         unsigned queueid = 0;
 406
 407         pkt_buffer = (struct rte_mbuf **)qconf->tx_pkt_buf[port].buffer;
 408
 409         ret = rte_eth_tx_burst(port, (uint16_t) queueid, pkt_buffer,
 410                         (uint16_t)n);
 411         port_statistics[port].tx += ret;
 412         if (unlikely(ret < n)) {
 413                 port_statistics[port].dropped += (n - ret);
 414                 do {
 415                         rte_pktmbuf_free(pkt_buffer[ret]);
 416                 } while (++ret < n);
 417         }
 418
 419         return 0;
 420 }
 421
 422 /* Enqueue packets for TX and prepare them to be sent */
 423 static int
 424 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
 425 {
 426         unsigned lcore_id, len;
 427         struct lcore_queue_conf *qconf;
 428
 429         lcore_id = rte_lcore_id();
 430
 431         qconf = &lcore_queue_conf[lcore_id];
 432         len = qconf->tx_pkt_buf[port].len;
 433         qconf->tx_pkt_buf[port].buffer[len] = m;
 434         len++;
 435
 436         /* enough pkts to be sent */
 437         if (unlikely(len == MAX_PKT_BURST)) {
 438                 l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
 439                 len = 0;
 440         }
 441
 442         qconf->tx_pkt_buf[port].len = len;
 443         return 0;
 444 }
 445
 446 static void
 447 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
 448 {
 449         struct ether_hdr *eth;
 450         void *tmp;
 451         unsigned dst_port;
 452
 453         dst_port = l2fwd_dst_ports[portid];
 454         eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
 455
 456         /* 02:00:00:00:00:xx */
 457         tmp = &eth->d_addr.addr_bytes[0];
 458         *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
 459
 460         /* src addr */
 461         ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], &eth->s_addr);
 462
 463         l2fwd_send_packet(m, (uint8_t) dst_port);
 464 }
 465
 466 /** Generate random key */
 467 static void
 468 generate_random_key(uint8_t *key, unsigned length)
 469 {
 470         unsigned i;
 471
 472         for (i = 0; i < length; i++)
 473                 key[i] = rand() % 0xff;
 474 }
 475
 476 static struct rte_cryptodev_sym_session *
 477 initialize_crypto_session(struct l2fwd_crypto_options *options,
 478                 uint8_t cdev_id)
 479 {
 480         struct rte_crypto_sym_xform *first_xform;
 481
 482         if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
 483                 first_xform = &options->cipher_xform;
 484                 first_xform->next = &options->auth_xform;
 485         } else {
 486                 first_xform = &options->auth_xform;
 487                 first_xform->next = &options->cipher_xform;
 488         }
 489
 490         /* Setup Cipher Parameters */
 491         return rte_cryptodev_sym_session_create(cdev_id, first_xform);
 492 }
 493
 494 static void
 495 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
 496
 497 /* main processing loop */
 498 static void
 499 l2fwd_main_loop(struct l2fwd_crypto_options *options)
 500 {
 501         struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
 502         unsigned lcore_id = rte_lcore_id();
 503         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
 504         unsigned i, j, portid, nb_rx;
 505         struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
 506         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
 507                         US_PER_S * BURST_TX_DRAIN_US;
 508         struct l2fwd_crypto_params *cparams;
 509         struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
 510
 511         if (qconf->nb_rx_ports == 0) {
 512                 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
 513                 return;
 514         }
 515
 516         RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
 517
 518         l2fwd_crypto_options_print(options);
 519
 520         for (i = 0; i < qconf->nb_rx_ports; i++) {
 521
 522                 portid = qconf->rx_port_list[i];
 523                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
 524                         portid);
 525         }
 526
 527         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 528                 port_cparams[i].dev_id = qconf->cryptodev_list[i];
 529                 port_cparams[i].qp_id = 0;
 530
 531                 port_cparams[i].block_size = 64;
 532                 port_cparams[i].digest_length = 20;
 533
 534                 port_cparams[i].iv_key.data =
 535                                 (uint8_t *)rte_malloc(NULL, 16, 8);
 536                 port_cparams[i].iv_key.length = 16;
 537                 port_cparams[i].iv_key.phys_addr = rte_malloc_virt2phy(
 538                                 (void *)port_cparams[i].iv_key.data);
 539                 generate_random_key(port_cparams[i].iv_key.data,
 540                                 sizeof(cparams[i].iv_key.length));
 541
 542                 port_cparams[i].session = initialize_crypto_session(options,
 543                                 port_cparams[i].dev_id);
 544
 545                 if (port_cparams[i].session == NULL)
 546                         return;
 547                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
 548                                 port_cparams[i].dev_id);
 549         }
 550
 551         while (1) {
 552
 553                 cur_tsc = rte_rdtsc();
 554
 555                 /*
 556                  * TX burst queue drain
 557                  */
 558                 diff_tsc = cur_tsc - prev_tsc;
 559                 if (unlikely(diff_tsc > drain_tsc)) {
 560
 561                         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 562                                 if (qconf->tx_pkt_buf[portid].len == 0)
 563                                         continue;
 564                                 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
 565                                                  qconf->tx_pkt_buf[portid].len,
 566                                                  (uint8_t) portid);
 567                                 qconf->tx_pkt_buf[portid].len = 0;
 568                         }
 569
 570                         /* if timer is enabled */
 571                         if (timer_period > 0) {
 572
 573                                 /* advance the timer */
 574                                 timer_tsc += diff_tsc;
 575
 576                                 /* if timer has reached its timeout */
 577                                 if (unlikely(timer_tsc >=
 578                                                 (uint64_t)timer_period)) {
 579
 580                                         /* do this only on master core */
 581                                         if (lcore_id == rte_get_master_lcore()
 582                                                 && options->refresh_period) {
 583                                                 print_stats();
 584                                                 timer_tsc = 0;
 585                                         }
 586                                 }
 587                         }
 588
 589                         prev_tsc = cur_tsc;
 590                 }
 591
 592                 /*
 593                  * Read packet from RX queues
 594                  */
 595                 for (i = 0; i < qconf->nb_rx_ports; i++) {
 596                         struct rte_mbuf_offload *ol;
 597
 598                         portid = qconf->rx_port_list[i];
 599
 600                         cparams = &port_cparams[i];
 601
 602                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
 603                                                  pkts_burst, MAX_PKT_BURST);
 604
 605                         port_statistics[portid].rx += nb_rx;
 606
 607                         /* Enqueue packets from Crypto device*/
 608                         for (j = 0; j < nb_rx; j++) {
 609                                 m = pkts_burst[j];
 610                                 ol = rte_pktmbuf_offload_alloc(
 611                                                 l2fwd_mbuf_ol_pool,
 612                                                 RTE_PKTMBUF_OL_CRYPTO_SYM);
 613                                 /*
 614                                  * If we can't allocate a offload, then drop
 615                                  * the rest of the burst and dequeue and
 616                                  * process the packets to free offload structs
 617                                  */
 618                                 if (unlikely(ol == NULL)) {
 619                                         for (; j < nb_rx; j++) {
 620                                                 rte_pktmbuf_free(pkts_burst[j]);
 621                                                 port_statistics[portid].dropped++;
 622                                         }
 623                                         break;
 624                                 }
 625
 626                                 rte_prefetch0(rte_pktmbuf_mtod(m, void *));
 627                                 rte_prefetch0((void *)ol);
 628
 629                                 l2fwd_simple_crypto_enqueue(m, ol, cparams);
 630                         }
 631
 632                         /* Dequeue packets from Crypto device */
 633                         nb_rx = rte_cryptodev_dequeue_burst(
 634                                         cparams->dev_id, cparams->qp_id,
 635                                         pkts_burst, MAX_PKT_BURST);
 636                         crypto_statistics[cparams->dev_id].dequeued += nb_rx;
 637
 638                         /* Forward crypto'd packets */
 639                         for (j = 0; j < nb_rx; j++) {
 640                                 m = pkts_burst[j];
 641                                 rte_pktmbuf_offload_free(m->offload_ops);
 642                                 rte_prefetch0(rte_pktmbuf_mtod(m, void *));
 643                                 l2fwd_simple_forward(m, portid);
 644                         }
 645                 }
 646         }
 647 }
 648
 649 static int
 650 l2fwd_launch_one_lcore(void *arg)
 651 {
 652         l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
 653         return 0;
 654 }
 655
 656 /* Display command line arguments usage */
 657 static void
 658 l2fwd_crypto_usage(const char *prgname)
 659 {
 660         printf("%s [EAL options] -- --cdev TYPE [optional parameters]\n"
 661                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 662                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 663                 "  -s manage all ports from single lcore"
 664                 "  -t PERIOD: statistics will be refreshed each PERIOD seconds"
 665                 " (0 to disable, 10 default, 86400 maximum)\n"
 666
 667                 "  --cdev AESNI_MB / QAT\n"
 668                 "  --chain HASH_CIPHER / CIPHER_HASH\n"
 669
 670                 "  --cipher_algo ALGO\n"
 671                 "  --cipher_op ENCRYPT / DECRYPT\n"
 672                 "  --cipher_key KEY\n"
 673                 "  --iv IV\n"
 674
 675                 "  --auth_algo ALGO\n"
 676                 "  --auth_op GENERATE / VERIFY\n"
 677                 "  --auth_key KEY\n"
 678
 679                 "  --sessionless\n",
 680                prgname);
 681 }
 682
 683 /** Parse crypto device type command line argument */
 684 static int
 685 parse_cryptodev_type(enum rte_cryptodev_type *type, char *optarg)
 686 {
 687         if (strcmp("AESNI_MB", optarg) == 0) {
 688                 *type = RTE_CRYPTODEV_AESNI_MB_PMD;
 689                 return 0;
 690         } else if (strcmp("QAT", optarg) == 0) {
 691                 *type = RTE_CRYPTODEV_QAT_SYM_PMD;
 692                 return 0;
 693         }
 694
 695         return -1;
 696 }
 697
 698 /** Parse crypto chain xform command line argument */
 699 static int
 700 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
 701 {
 702         if (strcmp("CIPHER_HASH", optarg) == 0) {
 703                 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 704                 return 0;
 705         } else if (strcmp("HASH_CIPHER", optarg) == 0) {
 706                 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
 707                 return 0;
 708         }
 709
 710         return -1;
 711 }
 712
 713 /** Parse crypto cipher algo option command line argument */
 714 static int
 715 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
 716 {
 717         if (strcmp("AES_CBC", optarg) == 0) {
 718                 *algo = RTE_CRYPTO_CIPHER_AES_CBC;
 719                 return 0;
 720         } else if (strcmp("AES_GCM", optarg) == 0) {
 721                 *algo = RTE_CRYPTO_CIPHER_AES_GCM;
 722                 return 0;
 723         }
 724
 725         printf("Cipher algorithm  not supported!\n");
 726         return -1;
 727 }
 728
 729 /** Parse crypto cipher operation command line argument */
 730 static int
 731 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
 732 {
 733         if (strcmp("ENCRYPT", optarg) == 0) {
 734                 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 735                 return 0;
 736         } else if (strcmp("DECRYPT", optarg) == 0) {
 737                 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
 738                 return 0;
 739         }
 740
 741         printf("Cipher operation not supported!\n");
 742         return -1;
 743 }
 744
 745 /** Parse crypto key command line argument */
 746 static int
 747 parse_key(struct rte_crypto_key *key __rte_unused,
 748                 unsigned length __rte_unused, char *arg __rte_unused)
 749 {
 750         printf("Currently an unsupported argument!\n");
 751         return -1;
 752 }
 753
 754 /** Parse crypto cipher operation command line argument */
 755 static int
 756 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
 757 {
 758         if (strcmp("SHA1", optarg) == 0) {
 759                 *algo = RTE_CRYPTO_AUTH_SHA1;
 760                 return 0;
 761         } else if (strcmp("SHA1_HMAC", optarg) == 0) {
 762                 *algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
 763                 return 0;
 764         } else if (strcmp("SHA224", optarg) == 0) {
 765                 *algo = RTE_CRYPTO_AUTH_SHA224;
 766                 return 0;
 767         } else if (strcmp("SHA224_HMAC", optarg) == 0) {
 768                 *algo = RTE_CRYPTO_AUTH_SHA224_HMAC;
 769                 return 0;
 770         } else if (strcmp("SHA256", optarg) == 0) {
 771                 *algo = RTE_CRYPTO_AUTH_SHA256;
 772                 return 0;
 773         } else if (strcmp("SHA256_HMAC", optarg) == 0) {
 774                 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
 775                 return 0;
 776         } else if (strcmp("SHA512", optarg) == 0) {
 777                 *algo = RTE_CRYPTO_AUTH_SHA256;
 778                 return 0;
 779         } else if (strcmp("SHA512_HMAC", optarg) == 0) {
 780                 *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
 781                 return 0;
 782         }
 783
 784         printf("Authentication algorithm specified not supported!\n");
 785         return -1;
 786 }
 787
 788 static int
 789 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
 790 {
 791         if (strcmp("VERIFY", optarg) == 0) {
 792                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
 793                 return 0;
 794         } else if (strcmp("GENERATE", optarg) == 0) {
 795                 *op = RTE_CRYPTO_AUTH_OP_GENERATE;
 796                 return 0;
 797         }
 798
 799         printf("Authentication operation specified not supported!\n");
 800         return -1;
 801 }
 802
 803 /** Parse long options */
 804 static int
 805 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
 806                 struct option *lgopts, int option_index)
 807 {
 808         if (strcmp(lgopts[option_index].name, "cdev_type") == 0)
 809                 return parse_cryptodev_type(&options->cdev_type, optarg);
 810
 811         else if (strcmp(lgopts[option_index].name, "chain") == 0)
 812                 return parse_crypto_opt_chain(options, optarg);
 813
 814         /* Cipher options */
 815         else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
 816                 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
 817                                 optarg);
 818
 819         else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
 820                 return parse_cipher_op(&options->cipher_xform.cipher.op,
 821                                 optarg);
 822
 823         else if (strcmp(lgopts[option_index].name, "cipher_key") == 0)
 824                 return parse_key(&options->cipher_xform.cipher.key,
 825                                 sizeof(options->ckey_data), optarg);
 826
 827         else if (strcmp(lgopts[option_index].name, "iv") == 0)
 828                 return parse_key(&options->iv_key, sizeof(options->ivkey_data),
 829                                 optarg);
 830
 831         /* Authentication options */
 832         else if (strcmp(lgopts[option_index].name, "auth_algo") == 0)
 833                 return parse_auth_algo(&options->auth_xform.auth.algo,
 834                                 optarg);
 835
 836         else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
 837                 return parse_auth_op(&options->auth_xform.auth.op,
 838                                 optarg);
 839
 840         else if (strcmp(lgopts[option_index].name, "auth_key") == 0)
 841                 return parse_key(&options->auth_xform.auth.key,
 842                                 sizeof(options->akey_data), optarg);
 843
 844         else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
 845                 options->sessionless = 1;
 846                 return 0;
 847         }
 848
 849         return -1;
 850 }
 851
 852 /** Parse port mask */
 853 static int
 854 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
 855                 const char *q_arg)
 856 {
 857         char *end = NULL;
 858         unsigned long pm;
 859
 860         /* parse hexadecimal string */
 861         pm = strtoul(q_arg, &end, 16);
 862         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
 863                 pm = 0;
 864
 865         options->portmask = pm;
 866         if (options->portmask == 0) {
 867                 printf("invalid portmask specified\n");
 868                 return -1;
 869         }
 870
 871         return pm;
 872 }
 873
 874 /** Parse number of queues */
 875 static int
 876 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
 877                 const char *q_arg)
 878 {
 879         char *end = NULL;
 880         unsigned long n;
 881
 882         /* parse hexadecimal string */
 883         n = strtoul(q_arg, &end, 10);
 884         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
 885                 n = 0;
 886         else if (n >= MAX_RX_QUEUE_PER_LCORE)
 887                 n = 0;
 888
 889         options->nb_ports_per_lcore = n;
 890         if (options->nb_ports_per_lcore == 0) {
 891                 printf("invalid number of ports selected\n");
 892                 return -1;
 893         }
 894
 895         return 0;
 896 }
 897
 898 /** Parse timer period */
 899 static int
 900 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
 901                 const char *q_arg)
 902 {
 903         char *end = NULL;
 904         long int n;
 905
 906         /* parse number string */
 907         n = strtol(q_arg, &end, 10);
 908         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
 909                 n = 0;
 910
 911         if (n >= MAX_TIMER_PERIOD) {
 912                 printf("Warning refresh period specified %ld is greater than "
 913                                 "max value %d! using max value",
 914                                 n, MAX_TIMER_PERIOD);
 915                 n = MAX_TIMER_PERIOD;
 916         }
 917
 918         options->refresh_period = n * 1000 * TIMER_MILLISECOND;
 919
 920         return 0;
 921 }
 922
 923 /** Generate default options for application */
 924 static void
 925 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
 926 {
 927         srand(time(NULL));
 928
 929         options->portmask = 0xffffffff;
 930         options->nb_ports_per_lcore = 1;
 931         options->refresh_period = 10000;
 932         options->single_lcore = 0;
 933
 934         options->cdev_type = RTE_CRYPTODEV_AESNI_MB_PMD;
 935         options->sessionless = 0;
 936         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 937
 938         /* Cipher Data */
 939         options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
 940         options->cipher_xform.next = NULL;
 941
 942         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
 943         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 944
 945         generate_random_key(options->ckey_data, sizeof(options->ckey_data));
 946
 947         options->cipher_xform.cipher.key.data = options->ckey_data;
 948         options->cipher_xform.cipher.key.length = 16;
 949
 950
 951         /* Authentication Data */
 952         options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH;
 953         options->auth_xform.next = NULL;
 954
 955         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
 956         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
 957
 958         options->auth_xform.auth.add_auth_data_length = 0;
 959         options->auth_xform.auth.digest_length = 20;
 960
 961         generate_random_key(options->akey_data, sizeof(options->akey_data));
 962
 963         options->auth_xform.auth.key.data = options->akey_data;
 964         options->auth_xform.auth.key.length = 20;
 965 }
 966
 967 static void
 968 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
 969 {
 970         printf("Options:-\nn");
 971         printf("portmask: %x\n", options->portmask);
 972         printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
 973         printf("refresh period : %u\n", options->refresh_period);
 974         printf("single lcore mode: %s\n",
 975                         options->single_lcore ? "enabled" : "disabled");
 976         printf("stats_printing: %s\n",
 977                         options->refresh_period == 0 ? "disabled" : "enabled");
 978
 979         switch (options->cdev_type) {
 980         case RTE_CRYPTODEV_AESNI_MB_PMD:
 981                 printf("cryptodev type: AES-NI MB PMD\n"); break;
 982         case RTE_CRYPTODEV_QAT_SYM_PMD:
 983                 printf("cryptodev type: QAT PMD\n"); break;
 984         default:
 985                 break;
 986         }
 987
 988         printf("sessionless crypto: %s\n",
 989                         options->sessionless ? "enabled" : "disabled");
 990 #if 0
 991         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 992
 993         /* Cipher Data */
 994         options->cipher_xform.type = RTE_CRYPTO_XFORM_CIPHER;
 995         options->cipher_xform.next = NULL;
 996
 997         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
 998         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 999
1000         generate_random_key(options->ckey_data, sizeof(options->ckey_data));
1001
1002         options->cipher_xform.cipher.key.data = options->ckey_data;
1003         options->cipher_xform.cipher.key.phys_addr = 0;
1004         options->cipher_xform.cipher.key.length = 16;
1005
1006
1007         /* Authentication Data */
1008         options->auth_xform.type = RTE_CRYPTO_XFORM_AUTH;
1009         options->auth_xform.next = NULL;
1010
1011         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1012         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
1013
1014         options->auth_xform.auth.add_auth_data_length = 0;
1015         options->auth_xform.auth.digest_length = 20;
1016
1017         generate_random_key(options->akey_data, sizeof(options->akey_data));
1018
1019         options->auth_xform.auth.key.data = options->akey_data;
1020         options->auth_xform.auth.key.phys_addr = 0;
1021         options->auth_xform.auth.key.length = 20;
1022 #endif
1023 }
1024
1025 /* Parse the argument given in the command line of the application */
1026 static int
1027 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1028                 int argc, char **argv)
1029 {
1030         int opt, retval, option_index;
1031         char **argvopt = argv, *prgname = argv[0];
1032
1033         static struct option lgopts[] = {
1034                         { "sessionless", no_argument, 0, 0 },
1035
1036                         { "cdev_type", required_argument, 0, 0 },
1037                         { "chain", required_argument, 0, 0 },
1038
1039                         { "cipher_algo", required_argument, 0, 0 },
1040                         { "cipher_op", required_argument, 0, 0 },
1041                         { "cipher_key", required_argument, 0, 0 },
1042
1043                         { "auth_algo", required_argument, 0, 0 },
1044                         { "auth_op", required_argument, 0, 0 },
1045                         { "auth_key", required_argument, 0, 0 },
1046
1047                         { "iv", required_argument, 0, 0 },
1048
1049                         { "sessionless", no_argument, 0, 0 },
1050                         { NULL, 0, 0, 0 }
1051         };
1052
1053         l2fwd_crypto_default_options(options);
1054
1055         while ((opt = getopt_long(argc, argvopt, "p:q:st:", lgopts,
1056                         &option_index)) != EOF) {
1057                 switch (opt) {
1058                 /* long options */
1059                 case 0:
1060                         retval = l2fwd_crypto_parse_args_long_options(options,
1061                                         lgopts, option_index);
1062                         if (retval < 0) {
1063                                 l2fwd_crypto_usage(prgname);
1064                                 return -1;
1065                         }
1066                         break;
1067
1068                 /* portmask */
1069                 case 'p':
1070                         retval = l2fwd_crypto_parse_portmask(options, optarg);
1071                         if (retval < 0) {
1072                                 l2fwd_crypto_usage(prgname);
1073                                 return -1;
1074                         }
1075                         break;
1076
1077                 /* nqueue */
1078                 case 'q':
1079                         retval = l2fwd_crypto_parse_nqueue(options, optarg);
1080                         if (retval < 0) {
1081                                 l2fwd_crypto_usage(prgname);
1082                                 return -1;
1083                         }
1084                         break;
1085
1086                 /* single  */
1087                 case 's':
1088                         options->single_lcore = 1;
1089
1090                         break;
1091
1092                 /* timer period */
1093                 case 't':
1094                         retval = l2fwd_crypto_parse_timer_period(options,
1095                                         optarg);
1096                         if (retval < 0) {
1097                                 l2fwd_crypto_usage(prgname);
1098                                 return -1;
1099                         }
1100                         break;
1101
1102                 default:
1103                         l2fwd_crypto_usage(prgname);
1104                         return -1;
1105                 }
1106         }
1107
1108
1109         if (optind >= 0)
1110                 argv[optind-1] = prgname;
1111
1112         retval = optind-1;
1113         optind = 0; /* reset getopt lib */
1114
1115         return retval;
1116 }
1117
1118 /* Check the link status of all ports in up to 9s, and print them finally */
1119 static void
1120 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1121 {
1122 #define CHECK_INTERVAL 100 /* 100ms */
1123 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1124         uint8_t portid, count, all_ports_up, print_flag = 0;
1125         struct rte_eth_link link;
1126
1127         printf("\nChecking link status");
1128         fflush(stdout);
1129         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1130                 all_ports_up = 1;
1131                 for (portid = 0; portid < port_num; portid++) {
1132                         if ((port_mask & (1 << portid)) == 0)
1133                                 continue;
1134                         memset(&link, 0, sizeof(link));
1135                         rte_eth_link_get_nowait(portid, &link);
1136                         /* print link status if flag set */
1137                         if (print_flag == 1) {
1138                                 if (link.link_status)
1139                                         printf("Port %d Link Up - speed %u "
1140                                                 "Mbps - %s\n", (uint8_t)portid,
1141                                                 (unsigned)link.link_speed,
1142                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1143                                         ("full-duplex") : ("half-duplex\n"));
1144                                 else
1145                                         printf("Port %d Link Down\n",
1146                                                 (uint8_t)portid);
1147                                 continue;
1148                         }
1149                         /* clear all_ports_up flag if any link down */
1150                         if (link.link_status == 0) {
1151                                 all_ports_up = 0;
1152                                 break;
1153                         }
1154                 }
1155                 /* after finally printing all link status, get out */
1156                 if (print_flag == 1)
1157                         break;
1158
1159                 if (all_ports_up == 0) {
1160                         printf(".");
1161                         fflush(stdout);
1162                         rte_delay_ms(CHECK_INTERVAL);
1163                 }
1164
1165                 /* set the print_flag if all ports up or timeout */
1166                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1167                         print_flag = 1;
1168                         printf("done\n");
1169                 }
1170         }
1171 }
1172
1173 static int
1174 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports)
1175 {
1176         unsigned i, cdev_id, cdev_count, enabled_cdev_count = 0;
1177         int retval;
1178
1179         if (options->cdev_type == RTE_CRYPTODEV_QAT_SYM_PMD) {
1180                 if (rte_cryptodev_count() < nb_ports)
1181                         return -1;
1182         } else if (options->cdev_type == RTE_CRYPTODEV_AESNI_MB_PMD) {
1183                 for (i = 0; i < nb_ports; i++) {
1184                         int retval = rte_eal_vdev_init(CRYPTODEV_NAME_AESNI_MB_PMD,
1185                                         NULL);
1186                         if (retval < 0)
1187                                 return -1;
1188                 }
1189         }
1190
1191         cdev_count = rte_cryptodev_count();
1192         for (cdev_id = 0;
1193                         cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1194                         cdev_id++) {
1195                 struct rte_cryptodev_qp_conf qp_conf;
1196                 struct rte_cryptodev_info dev_info;
1197
1198                 struct rte_cryptodev_config conf = {
1199                         .nb_queue_pairs = 1,
1200                         .socket_id = SOCKET_ID_ANY,
1201                         .session_mp = {
1202                                 .nb_objs = 2048,
1203                                 .cache_size = 64
1204                         }
1205                 };
1206
1207                 rte_cryptodev_info_get(cdev_id, &dev_info);
1208
1209                 if (dev_info.dev_type != options->cdev_type)
1210                         continue;
1211
1212
1213                 retval = rte_cryptodev_configure(cdev_id, &conf);
1214                 if (retval < 0) {
1215                         printf("Failed to configure cryptodev %u", cdev_id);
1216                         return -1;
1217                 }
1218
1219                 qp_conf.nb_descriptors = 2048;
1220
1221                 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
1222                                 SOCKET_ID_ANY);
1223                 if (retval < 0) {
1224                         printf("Failed to setup queue pair %u on cryptodev %u",
1225                                         0, cdev_id);
1226                         return -1;
1227                 }
1228
1229                 l2fwd_enabled_crypto_mask |= (1 << cdev_id);
1230
1231                 enabled_cdev_count++;
1232         }
1233
1234         return enabled_cdev_count;
1235 }
1236
1237 static int
1238 initialize_ports(struct l2fwd_crypto_options *options)
1239 {
1240         uint8_t last_portid, portid;
1241         unsigned enabled_portcount = 0;
1242         unsigned nb_ports = rte_eth_dev_count();
1243
1244         if (nb_ports == 0) {
1245                 printf("No Ethernet ports - bye\n");
1246                 return -1;
1247         }
1248
1249         if (nb_ports > RTE_MAX_ETHPORTS)
1250                 nb_ports = RTE_MAX_ETHPORTS;
1251
1252         /* Reset l2fwd_dst_ports */
1253         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
1254                 l2fwd_dst_ports[portid] = 0;
1255
1256         for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
1257                 int retval;
1258
1259                 /* Skip ports that are not enabled */
1260                 if ((options->portmask & (1 << portid)) == 0)
1261                         continue;
1262
1263                 /* init port */
1264                 printf("Initializing port %u... ", (unsigned) portid);
1265                 fflush(stdout);
1266                 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
1267                 if (retval < 0) {
1268                         printf("Cannot configure device: err=%d, port=%u\n",
1269                                   retval, (unsigned) portid);
1270                         return -1;
1271                 }
1272
1273                 /* init one RX queue */
1274                 fflush(stdout);
1275                 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
1276                                              rte_eth_dev_socket_id(portid),
1277                                              NULL, l2fwd_pktmbuf_pool);
1278                 if (retval < 0) {
1279                         printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
1280                                         retval, (unsigned) portid);
1281                         return -1;
1282                 }
1283
1284                 /* init one TX queue on each port */
1285                 fflush(stdout);
1286                 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
1287                                 rte_eth_dev_socket_id(portid),
1288                                 NULL);
1289                 if (retval < 0) {
1290                         printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
1291                                 retval, (unsigned) portid);
1292
1293                         return -1;
1294                 }
1295
1296                 /* Start device */
1297                 retval = rte_eth_dev_start(portid);
1298                 if (retval < 0) {
1299                         printf("rte_eth_dev_start:err=%d, port=%u\n",
1300                                         retval, (unsigned) portid);
1301                         return -1;
1302                 }
1303
1304                 rte_eth_promiscuous_enable(portid);
1305
1306                 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
1307
1308                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
1309                                 (unsigned) portid,
1310                                 l2fwd_ports_eth_addr[portid].addr_bytes[0],
1311                                 l2fwd_ports_eth_addr[portid].addr_bytes[1],
1312                                 l2fwd_ports_eth_addr[portid].addr_bytes[2],
1313                                 l2fwd_ports_eth_addr[portid].addr_bytes[3],
1314                                 l2fwd_ports_eth_addr[portid].addr_bytes[4],
1315                                 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
1316
1317                 /* initialize port stats */
1318                 memset(&port_statistics, 0, sizeof(port_statistics));
1319
1320                 /* Setup port forwarding table */
1321                 if (enabled_portcount % 2) {
1322                         l2fwd_dst_ports[portid] = last_portid;
1323                         l2fwd_dst_ports[last_portid] = portid;
1324                 } else {
1325                         last_portid = portid;
1326                 }
1327
1328                 l2fwd_enabled_port_mask |= (1 << portid);
1329                 enabled_portcount++;
1330         }
1331
1332         if (enabled_portcount == 1) {
1333                 l2fwd_dst_ports[last_portid] = last_portid;
1334         } else if (enabled_portcount % 2) {
1335                 printf("odd number of ports in portmask- bye\n");
1336                 return -1;
1337         }
1338
1339         check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
1340
1341         return enabled_portcount;
1342 }
1343
1344 int
1345 main(int argc, char **argv)
1346 {
1347         struct lcore_queue_conf *qconf;
1348         struct l2fwd_crypto_options options;
1349
1350         uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
1351         unsigned lcore_id, rx_lcore_id;
1352         int ret, enabled_cdevcount, enabled_portcount;
1353
1354         /* init EAL */
1355         ret = rte_eal_init(argc, argv);
1356         if (ret < 0)
1357                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
1358         argc -= ret;
1359         argv += ret;
1360
1361         /* parse application arguments (after the EAL ones) */
1362         ret = l2fwd_crypto_parse_args(&options, argc, argv);
1363         if (ret < 0)
1364                 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
1365
1366         /* create the mbuf pool */
1367         l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 128,
1368                 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
1369         if (l2fwd_pktmbuf_pool == NULL)
1370                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
1371
1372         /* create crypto op pool */
1373         l2fwd_mbuf_ol_pool = rte_pktmbuf_offload_pool_create(
1374                         "mbuf_offload_pool", NB_MBUF, 128, 0, rte_socket_id());
1375         if (l2fwd_mbuf_ol_pool == NULL)
1376                 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
1377
1378         /* Enable Ethernet ports */
1379         enabled_portcount = initialize_ports(&options);
1380         if (enabled_portcount < 1)
1381                 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
1382
1383         nb_ports = rte_eth_dev_count();
1384         /* Initialize the port/queue configuration of each logical core */
1385         for (rx_lcore_id = 0, qconf = NULL, portid = 0;
1386                         portid < nb_ports; portid++) {
1387
1388                 /* skip ports that are not enabled */
1389                 if ((options.portmask & (1 << portid)) == 0)
1390                         continue;
1391
1392                 if (options.single_lcore && qconf == NULL) {
1393                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1394                                 rx_lcore_id++;
1395                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1396                                         rte_exit(EXIT_FAILURE,
1397                                                         "Not enough cores\n");
1398                         }
1399                 } else if (!options.single_lcore) {
1400                         /* get the lcore_id for this port */
1401                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1402                                lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
1403                                options.nb_ports_per_lcore) {
1404                                 rx_lcore_id++;
1405                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1406                                         rte_exit(EXIT_FAILURE,
1407                                                         "Not enough cores\n");
1408                         }
1409                 }
1410
1411                 /* Assigned a new logical core in the loop above. */
1412                 if (qconf != &lcore_queue_conf[rx_lcore_id])
1413                         qconf = &lcore_queue_conf[rx_lcore_id];
1414
1415                 qconf->rx_port_list[qconf->nb_rx_ports] = portid;
1416                 qconf->nb_rx_ports++;
1417
1418                 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
1419         }
1420
1421
1422         /* Enable Crypto devices */
1423         enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount);
1424         if (enabled_cdevcount < 1)
1425                 rte_exit(EXIT_FAILURE, "Failed to initial crypto devices\n");
1426
1427         nb_cryptodevs = rte_cryptodev_count();
1428         /* Initialize the port/queue configuration of each logical core */
1429         for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
1430                         cdev_id < nb_cryptodevs && enabled_cdevcount;
1431                         cdev_id++) {
1432                 struct rte_cryptodev_info info;
1433
1434                 rte_cryptodev_info_get(cdev_id, &info);
1435
1436                 /* skip devices of the wrong type */
1437                 if (options.cdev_type != info.dev_type)
1438                         continue;
1439
1440                 if (options.single_lcore && qconf == NULL) {
1441                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1442                                 rx_lcore_id++;
1443                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1444                                         rte_exit(EXIT_FAILURE,
1445                                                         "Not enough cores\n");
1446                         }
1447                 } else if (!options.single_lcore) {
1448                         /* get the lcore_id for this port */
1449                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1450                                lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
1451                                options.nb_ports_per_lcore) {
1452                                 rx_lcore_id++;
1453                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1454                                         rte_exit(EXIT_FAILURE,
1455                                                         "Not enough cores\n");
1456                         }
1457                 }
1458
1459                 /* Assigned a new logical core in the loop above. */
1460                 if (qconf != &lcore_queue_conf[rx_lcore_id])
1461                         qconf = &lcore_queue_conf[rx_lcore_id];
1462
1463                 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
1464                 qconf->nb_crypto_devs++;
1465
1466                 enabled_cdevcount--;
1467
1468                 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
1469                                 (unsigned)cdev_id);
1470         }
1471
1472
1473
1474         /* launch per-lcore init on every lcore */
1475         rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
1476                         CALL_MASTER);
1477         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
1478                 if (rte_eal_wait_lcore(lcore_id) < 0)
1479                         return -1;
1480         }
1481
1482         return 0;
1483 }