examples/l2fwd-crypto/main.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2015-2017 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 #include <fcntl.h>
  49 #include <unistd.h>
  50
  51 #include <rte_atomic.h>
  52 #include <rte_branch_prediction.h>
  53 #include <rte_common.h>
  54 #include <rte_cryptodev.h>
  55 #include <rte_cycles.h>
  56 #include <rte_debug.h>
  57 #include <rte_eal.h>
  58 #include <rte_ether.h>
  59 #include <rte_ethdev.h>
  60 #include <rte_interrupts.h>
  61 #include <rte_ip.h>
  62 #include <rte_launch.h>
  63 #include <rte_lcore.h>
  64 #include <rte_log.h>
  65 #include <rte_malloc.h>
  66 #include <rte_mbuf.h>
  67 #include <rte_memcpy.h>
  68 #include <rte_memory.h>
  69 #include <rte_mempool.h>
  70 #include <rte_memzone.h>
  71 #include <rte_pci.h>
  72 #include <rte_per_lcore.h>
  73 #include <rte_prefetch.h>
  74 #include <rte_random.h>
  75 #include <rte_hexdump.h>
  76
  77 enum cdev_type {
  78         CDEV_TYPE_ANY,
  79         CDEV_TYPE_HW,
  80         CDEV_TYPE_SW
  81 };
  82
  83 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
  84
  85 #define NB_MBUF   8192
  86
  87 #define MAX_STR_LEN 32
  88 #define MAX_KEY_SIZE 128
  89 #define MAX_PKT_BURST 32
  90 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
  91
  92 #define MAXIMUM_IV_LENGTH       16
  93 #define IV_OFFSET               (sizeof(struct rte_crypto_op) + \
  94                                 sizeof(struct rte_crypto_sym_op))
  95
  96 /*
  97  * Configurable number of RX/TX ring descriptors
  98  */
  99 #define RTE_TEST_RX_DESC_DEFAULT 128
 100 #define RTE_TEST_TX_DESC_DEFAULT 512
 101
 102 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
 103 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
 104
 105 /* ethernet addresses of ports */
 106 static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
 107
 108 /* mask of enabled ports */
 109 static uint64_t l2fwd_enabled_port_mask;
 110 static uint64_t l2fwd_enabled_crypto_mask;
 111
 112 /* list of enabled ports */
 113 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
 114
 115
 116 struct pkt_buffer {
 117         unsigned len;
 118         struct rte_mbuf *buffer[MAX_PKT_BURST];
 119 };
 120
 121 struct op_buffer {
 122         unsigned len;
 123         struct rte_crypto_op *buffer[MAX_PKT_BURST];
 124 };
 125
 126 #define MAX_RX_QUEUE_PER_LCORE 16
 127 #define MAX_TX_QUEUE_PER_PORT 16
 128
 129 enum l2fwd_crypto_xform_chain {
 130         L2FWD_CRYPTO_CIPHER_HASH,
 131         L2FWD_CRYPTO_HASH_CIPHER,
 132         L2FWD_CRYPTO_CIPHER_ONLY,
 133         L2FWD_CRYPTO_HASH_ONLY,
 134         L2FWD_CRYPTO_AEAD
 135 };
 136
 137 struct l2fwd_key {
 138         uint8_t *data;
 139         uint32_t length;
 140         phys_addr_t phys_addr;
 141 };
 142
 143 struct l2fwd_iv {
 144         uint8_t *data;
 145         uint16_t length;
 146 };
 147
 148 /** l2fwd crypto application command line options */
 149 struct l2fwd_crypto_options {
 150         unsigned portmask;
 151         unsigned nb_ports_per_lcore;
 152         unsigned refresh_period;
 153         unsigned single_lcore:1;
 154
 155         enum cdev_type type;
 156         unsigned sessionless:1;
 157
 158         enum l2fwd_crypto_xform_chain xform_chain;
 159
 160         struct rte_crypto_sym_xform cipher_xform;
 161         unsigned ckey_param;
 162         int ckey_random_size;
 163
 164         struct l2fwd_iv cipher_iv;
 165         unsigned int cipher_iv_param;
 166         int cipher_iv_random_size;
 167
 168         struct rte_crypto_sym_xform auth_xform;
 169         uint8_t akey_param;
 170         int akey_random_size;
 171
 172         struct l2fwd_iv auth_iv;
 173         unsigned int auth_iv_param;
 174         int auth_iv_random_size;
 175
 176         struct rte_crypto_sym_xform aead_xform;
 177         unsigned int aead_key_param;
 178         int aead_key_random_size;
 179
 180         struct l2fwd_iv aead_iv;
 181         unsigned int aead_iv_param;
 182         int aead_iv_random_size;
 183
 184         struct l2fwd_key aad;
 185         unsigned aad_param;
 186         int aad_random_size;
 187
 188         int digest_size;
 189
 190         uint16_t block_size;
 191         char string_type[MAX_STR_LEN];
 192
 193         uint64_t cryptodev_mask;
 194 };
 195
 196 /** l2fwd crypto lcore params */
 197 struct l2fwd_crypto_params {
 198         uint8_t dev_id;
 199         uint8_t qp_id;
 200
 201         unsigned digest_length;
 202         unsigned block_size;
 203
 204         struct l2fwd_iv cipher_iv;
 205         struct l2fwd_iv auth_iv;
 206         struct l2fwd_iv aead_iv;
 207         struct l2fwd_key aad;
 208         struct rte_cryptodev_sym_session *session;
 209
 210         uint8_t do_cipher;
 211         uint8_t do_hash;
 212         uint8_t do_aead;
 213         uint8_t hash_verify;
 214
 215         enum rte_crypto_cipher_algorithm cipher_algo;
 216         enum rte_crypto_auth_algorithm auth_algo;
 217         enum rte_crypto_aead_algorithm aead_algo;
 218 };
 219
 220 /** lcore configuration */
 221 struct lcore_queue_conf {
 222         unsigned nb_rx_ports;
 223         unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
 224
 225         unsigned nb_crypto_devs;
 226         unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
 227
 228         struct op_buffer op_buf[RTE_CRYPTO_MAX_DEVS];
 229         struct pkt_buffer pkt_buf[RTE_MAX_ETHPORTS];
 230 } __rte_cache_aligned;
 231
 232 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
 233
 234 static const struct rte_eth_conf port_conf = {
 235         .rxmode = {
 236                 .mq_mode = ETH_MQ_RX_NONE,
 237                 .max_rx_pkt_len = ETHER_MAX_LEN,
 238                 .split_hdr_size = 0,
 239                 .header_split   = 0, /**< Header Split disabled */
 240                 .hw_ip_checksum = 0, /**< IP checksum offload disabled */
 241                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 242                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 243                 .hw_strip_crc   = 1, /**< CRC stripped by hardware */
 244         },
 245         .txmode = {
 246                 .mq_mode = ETH_MQ_TX_NONE,
 247         },
 248 };
 249
 250 struct rte_mempool *l2fwd_pktmbuf_pool;
 251 struct rte_mempool *l2fwd_crypto_op_pool;
 252
 253 /* Per-port statistics struct */
 254 struct l2fwd_port_statistics {
 255         uint64_t tx;
 256         uint64_t rx;
 257
 258         uint64_t crypto_enqueued;
 259         uint64_t crypto_dequeued;
 260
 261         uint64_t dropped;
 262 } __rte_cache_aligned;
 263
 264 struct l2fwd_crypto_statistics {
 265         uint64_t enqueued;
 266         uint64_t dequeued;
 267
 268         uint64_t errors;
 269 } __rte_cache_aligned;
 270
 271 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
 272 struct l2fwd_crypto_statistics crypto_statistics[RTE_CRYPTO_MAX_DEVS];
 273
 274 /* A tsc-based timer responsible for triggering statistics printout */
 275 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
 276 #define MAX_TIMER_PERIOD 86400UL /* 1 day max */
 277
 278 /* default period is 10 seconds */
 279 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
 280
 281 /* Print out statistics on packets dropped */
 282 static void
 283 print_stats(void)
 284 {
 285         uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
 286         uint64_t total_packets_enqueued, total_packets_dequeued,
 287                 total_packets_errors;
 288         unsigned portid;
 289         uint64_t cdevid;
 290
 291         total_packets_dropped = 0;
 292         total_packets_tx = 0;
 293         total_packets_rx = 0;
 294         total_packets_enqueued = 0;
 295         total_packets_dequeued = 0;
 296         total_packets_errors = 0;
 297
 298         const char clr[] = { 27, '[', '2', 'J', '\0' };
 299         const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
 300
 301                 /* Clear screen and move to top left */
 302         printf("%s%s", clr, topLeft);
 303
 304         printf("\nPort statistics ====================================");
 305
 306         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 307                 /* skip disabled ports */
 308                 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
 309                         continue;
 310                 printf("\nStatistics for port %u ------------------------------"
 311                            "\nPackets sent: %32"PRIu64
 312                            "\nPackets received: %28"PRIu64
 313                            "\nPackets dropped: %29"PRIu64,
 314                            portid,
 315                            port_statistics[portid].tx,
 316                            port_statistics[portid].rx,
 317                            port_statistics[portid].dropped);
 318
 319                 total_packets_dropped += port_statistics[portid].dropped;
 320                 total_packets_tx += port_statistics[portid].tx;
 321                 total_packets_rx += port_statistics[portid].rx;
 322         }
 323         printf("\nCrypto statistics ==================================");
 324
 325         for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
 326                 /* skip disabled ports */
 327                 if ((l2fwd_enabled_crypto_mask & (((uint64_t)1) << cdevid)) == 0)
 328                         continue;
 329                 printf("\nStatistics for cryptodev %"PRIu64
 330                                 " -------------------------"
 331                            "\nPackets enqueued: %28"PRIu64
 332                            "\nPackets dequeued: %28"PRIu64
 333                            "\nPackets errors: %30"PRIu64,
 334                            cdevid,
 335                            crypto_statistics[cdevid].enqueued,
 336                            crypto_statistics[cdevid].dequeued,
 337                            crypto_statistics[cdevid].errors);
 338
 339                 total_packets_enqueued += crypto_statistics[cdevid].enqueued;
 340                 total_packets_dequeued += crypto_statistics[cdevid].dequeued;
 341                 total_packets_errors += crypto_statistics[cdevid].errors;
 342         }
 343         printf("\nAggregate statistics ==============================="
 344                    "\nTotal packets received: %22"PRIu64
 345                    "\nTotal packets enqueued: %22"PRIu64
 346                    "\nTotal packets dequeued: %22"PRIu64
 347                    "\nTotal packets sent: %26"PRIu64
 348                    "\nTotal packets dropped: %23"PRIu64
 349                    "\nTotal packets crypto errors: %17"PRIu64,
 350                    total_packets_rx,
 351                    total_packets_enqueued,
 352                    total_packets_dequeued,
 353                    total_packets_tx,
 354                    total_packets_dropped,
 355                    total_packets_errors);
 356         printf("\n====================================================\n");
 357 }
 358
 359 static int
 360 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 361                 struct l2fwd_crypto_params *cparams)
 362 {
 363         struct rte_crypto_op **op_buffer;
 364         unsigned ret;
 365
 366         op_buffer = (struct rte_crypto_op **)
 367                         qconf->op_buf[cparams->dev_id].buffer;
 368
 369         ret = rte_cryptodev_enqueue_burst(cparams->dev_id,
 370                         cparams->qp_id, op_buffer, (uint16_t) n);
 371
 372         crypto_statistics[cparams->dev_id].enqueued += ret;
 373         if (unlikely(ret < n)) {
 374                 crypto_statistics[cparams->dev_id].errors += (n - ret);
 375                 do {
 376                         rte_pktmbuf_free(op_buffer[ret]->sym->m_src);
 377                         rte_crypto_op_free(op_buffer[ret]);
 378                 } while (++ret < n);
 379         }
 380
 381         return 0;
 382 }
 383
 384 static int
 385 l2fwd_crypto_enqueue(struct rte_crypto_op *op,
 386                 struct l2fwd_crypto_params *cparams)
 387 {
 388         unsigned lcore_id, len;
 389         struct lcore_queue_conf *qconf;
 390
 391         lcore_id = rte_lcore_id();
 392
 393         qconf = &lcore_queue_conf[lcore_id];
 394         len = qconf->op_buf[cparams->dev_id].len;
 395         qconf->op_buf[cparams->dev_id].buffer[len] = op;
 396         len++;
 397
 398         /* enough ops to be sent */
 399         if (len == MAX_PKT_BURST) {
 400                 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
 401                 len = 0;
 402         }
 403
 404         qconf->op_buf[cparams->dev_id].len = len;
 405         return 0;
 406 }
 407
 408 static int
 409 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
 410                 struct rte_crypto_op *op,
 411                 struct l2fwd_crypto_params *cparams)
 412 {
 413         struct ether_hdr *eth_hdr;
 414         struct ipv4_hdr *ip_hdr;
 415
 416         uint32_t ipdata_offset, data_len;
 417         uint32_t pad_len = 0;
 418         char *padding;
 419
 420         eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
 421
 422         if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
 423                 return -1;
 424
 425         ipdata_offset = sizeof(struct ether_hdr);
 426
 427         ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
 428                         ipdata_offset);
 429
 430         ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
 431                         * IPV4_IHL_MULTIPLIER;
 432
 433
 434         /* Zero pad data to be crypto'd so it is block aligned */
 435         data_len  = rte_pktmbuf_data_len(m) - ipdata_offset;
 436
 437         if (cparams->do_hash && cparams->hash_verify)
 438                 data_len -= cparams->digest_length;
 439
 440         if (cparams->do_cipher) {
 441                 /*
 442                  * Following algorithms are block cipher algorithms,
 443                  * and might need padding
 444                  */
 445                 switch (cparams->cipher_algo) {
 446                 case RTE_CRYPTO_CIPHER_AES_CBC:
 447                 case RTE_CRYPTO_CIPHER_AES_ECB:
 448                 case RTE_CRYPTO_CIPHER_DES_CBC:
 449                 case RTE_CRYPTO_CIPHER_3DES_CBC:
 450                 case RTE_CRYPTO_CIPHER_3DES_ECB:
 451                         if (data_len % cparams->block_size)
 452                                 pad_len = cparams->block_size -
 453                                         (data_len % cparams->block_size);
 454                         break;
 455                 default:
 456                         pad_len = 0;
 457                 }
 458
 459                 if (pad_len) {
 460                         padding = rte_pktmbuf_append(m, pad_len);
 461                         if (unlikely(!padding))
 462                                 return -1;
 463
 464                         data_len += pad_len;
 465                         memset(padding, 0, pad_len);
 466                 }
 467         }
 468
 469         /* Set crypto operation data parameters */
 470         rte_crypto_op_attach_sym_session(op, cparams->session);
 471
 472         if (cparams->do_hash) {
 473                 if (cparams->auth_iv.length) {
 474                         uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op,
 475                                                 uint8_t *,
 476                                                 IV_OFFSET +
 477                                                 cparams->cipher_iv.length);
 478                         /*
 479                          * Copy IV at the end of the crypto operation,
 480                          * after the cipher IV, if added
 481                          */
 482                         rte_memcpy(iv_ptr, cparams->auth_iv.data,
 483                                         cparams->auth_iv.length);
 484                 }
 485                 if (!cparams->hash_verify) {
 486                         /* Append space for digest to end of packet */
 487                         op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 488                                 cparams->digest_length);
 489                 } else {
 490                         op->sym->auth.digest.data = rte_pktmbuf_mtod(m,
 491                                 uint8_t *) + ipdata_offset + data_len;
 492                 }
 493
 494                 op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 495                                 rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 496
 497                 /* For wireless algorithms, offset/length must be in bits */
 498                 if (cparams->auth_algo == RTE_CRYPTO_AUTH_SNOW3G_UIA2 ||
 499                                 cparams->auth_algo == RTE_CRYPTO_AUTH_KASUMI_F9 ||
 500                                 cparams->auth_algo == RTE_CRYPTO_AUTH_ZUC_EIA3) {
 501                         op->sym->auth.data.offset = ipdata_offset << 3;
 502                         op->sym->auth.data.length = data_len << 3;
 503                 } else {
 504                         op->sym->auth.data.offset = ipdata_offset;
 505                         op->sym->auth.data.length = data_len;
 506                 }
 507         }
 508
 509         if (cparams->do_cipher) {
 510                 uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
 511                                                         IV_OFFSET);
 512                 /* Copy IV at the end of the crypto operation */
 513                 rte_memcpy(iv_ptr, cparams->cipher_iv.data,
 514                                 cparams->cipher_iv.length);
 515
 516                 /* For wireless algorithms, offset/length must be in bits */
 517                 if (cparams->cipher_algo == RTE_CRYPTO_CIPHER_SNOW3G_UEA2 ||
 518                                 cparams->cipher_algo == RTE_CRYPTO_CIPHER_KASUMI_F8 ||
 519                                 cparams->cipher_algo == RTE_CRYPTO_CIPHER_ZUC_EEA3) {
 520                         op->sym->cipher.data.offset = ipdata_offset << 3;
 521                         op->sym->cipher.data.length = data_len << 3;
 522                 } else {
 523                         op->sym->cipher.data.offset = ipdata_offset;
 524                         op->sym->cipher.data.length = data_len;
 525                 }
 526         }
 527
 528         if (cparams->do_aead) {
 529                 uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
 530                                                         IV_OFFSET);
 531                 /* Copy IV at the end of the crypto operation */
 532                 rte_memcpy(iv_ptr, cparams->aead_iv.data, cparams->aead_iv.length);
 533
 534                 op->sym->aead.data.offset = ipdata_offset;
 535                 op->sym->aead.data.length = data_len;
 536
 537                 if (!cparams->hash_verify) {
 538                         /* Append space for digest to end of packet */
 539                         op->sym->aead.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 540                                 cparams->digest_length);
 541                 } else {
 542                         op->sym->aead.digest.data = rte_pktmbuf_mtod(m,
 543                                 uint8_t *) + ipdata_offset + data_len;
 544                 }
 545
 546                 op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 547                                 rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 548
 549                 if (cparams->aad.length) {
 550                         op->sym->aead.aad.data = cparams->aad.data;
 551                         op->sym->aead.aad.phys_addr = cparams->aad.phys_addr;
 552                 }
 553         }
 554
 555         op->sym->m_src = m;
 556
 557         return l2fwd_crypto_enqueue(op, cparams);
 558 }
 559
 560
 561 /* Send the burst of packets on an output interface */
 562 static int
 563 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 564                 uint8_t port)
 565 {
 566         struct rte_mbuf **pkt_buffer;
 567         unsigned ret;
 568
 569         pkt_buffer = (struct rte_mbuf **)qconf->pkt_buf[port].buffer;
 570
 571         ret = rte_eth_tx_burst(port, 0, pkt_buffer, (uint16_t)n);
 572         port_statistics[port].tx += ret;
 573         if (unlikely(ret < n)) {
 574                 port_statistics[port].dropped += (n - ret);
 575                 do {
 576                         rte_pktmbuf_free(pkt_buffer[ret]);
 577                 } while (++ret < n);
 578         }
 579
 580         return 0;
 581 }
 582
 583 /* Enqueue packets for TX and prepare them to be sent */
 584 static int
 585 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
 586 {
 587         unsigned lcore_id, len;
 588         struct lcore_queue_conf *qconf;
 589
 590         lcore_id = rte_lcore_id();
 591
 592         qconf = &lcore_queue_conf[lcore_id];
 593         len = qconf->pkt_buf[port].len;
 594         qconf->pkt_buf[port].buffer[len] = m;
 595         len++;
 596
 597         /* enough pkts to be sent */
 598         if (unlikely(len == MAX_PKT_BURST)) {
 599                 l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
 600                 len = 0;
 601         }
 602
 603         qconf->pkt_buf[port].len = len;
 604         return 0;
 605 }
 606
 607 static void
 608 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
 609 {
 610         struct ether_hdr *eth;
 611         void *tmp;
 612         unsigned dst_port;
 613
 614         dst_port = l2fwd_dst_ports[portid];
 615         eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
 616
 617         /* 02:00:00:00:00:xx */
 618         tmp = &eth->d_addr.addr_bytes[0];
 619         *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
 620
 621         /* src addr */
 622         ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], &eth->s_addr);
 623
 624         l2fwd_send_packet(m, (uint8_t) dst_port);
 625 }
 626
 627 /** Generate random key */
 628 static void
 629 generate_random_key(uint8_t *key, unsigned length)
 630 {
 631         int fd;
 632         int ret;
 633
 634         fd = open("/dev/urandom", O_RDONLY);
 635         if (fd < 0)
 636                 rte_exit(EXIT_FAILURE, "Failed to generate random key\n");
 637
 638         ret = read(fd, key, length);
 639         close(fd);
 640
 641         if (ret != (signed)length)
 642                 rte_exit(EXIT_FAILURE, "Failed to generate random key\n");
 643 }
 644
 645 static struct rte_cryptodev_sym_session *
 646 initialize_crypto_session(struct l2fwd_crypto_options *options,
 647                 uint8_t cdev_id)
 648 {
 649         struct rte_crypto_sym_xform *first_xform;
 650
 651         if (options->xform_chain == L2FWD_CRYPTO_AEAD) {
 652                 first_xform = &options->aead_xform;
 653         } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
 654                 first_xform = &options->cipher_xform;
 655                 first_xform->next = &options->auth_xform;
 656         } else if (options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER) {
 657                 first_xform = &options->auth_xform;
 658                 first_xform->next = &options->cipher_xform;
 659         } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
 660                 first_xform = &options->cipher_xform;
 661         } else {
 662                 first_xform = &options->auth_xform;
 663         }
 664
 665         /* Setup Cipher Parameters */
 666         return rte_cryptodev_sym_session_create(cdev_id, first_xform);
 667 }
 668
 669 static void
 670 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
 671
 672 /* main processing loop */
 673 static void
 674 l2fwd_main_loop(struct l2fwd_crypto_options *options)
 675 {
 676         struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
 677         struct rte_crypto_op *ops_burst[MAX_PKT_BURST];
 678
 679         unsigned lcore_id = rte_lcore_id();
 680         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
 681         unsigned i, j, portid, nb_rx, len;
 682         struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
 683         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
 684                         US_PER_S * BURST_TX_DRAIN_US;
 685         struct l2fwd_crypto_params *cparams;
 686         struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
 687
 688         if (qconf->nb_rx_ports == 0) {
 689                 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
 690                 return;
 691         }
 692
 693         RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
 694
 695         for (i = 0; i < qconf->nb_rx_ports; i++) {
 696
 697                 portid = qconf->rx_port_list[i];
 698                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
 699                         portid);
 700         }
 701
 702         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 703                 port_cparams[i].do_cipher = 0;
 704                 port_cparams[i].do_hash = 0;
 705                 port_cparams[i].do_aead = 0;
 706
 707                 switch (options->xform_chain) {
 708                 case L2FWD_CRYPTO_AEAD:
 709                         port_cparams[i].do_aead = 1;
 710                         break;
 711                 case L2FWD_CRYPTO_CIPHER_HASH:
 712                 case L2FWD_CRYPTO_HASH_CIPHER:
 713                         port_cparams[i].do_cipher = 1;
 714                         port_cparams[i].do_hash = 1;
 715                         break;
 716                 case L2FWD_CRYPTO_HASH_ONLY:
 717                         port_cparams[i].do_hash = 1;
 718                         break;
 719                 case L2FWD_CRYPTO_CIPHER_ONLY:
 720                         port_cparams[i].do_cipher = 1;
 721                         break;
 722                 }
 723
 724                 port_cparams[i].dev_id = qconf->cryptodev_list[i];
 725                 port_cparams[i].qp_id = 0;
 726
 727                 port_cparams[i].block_size = options->block_size;
 728
 729                 if (port_cparams[i].do_hash) {
 730                         port_cparams[i].auth_iv.data = options->auth_iv.data;
 731                         port_cparams[i].auth_iv.length = options->auth_iv.length;
 732                         if (!options->auth_iv_param)
 733                                 generate_random_key(port_cparams[i].auth_iv.data,
 734                                                 port_cparams[i].auth_iv.length);
 735                         if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_VERIFY)
 736                                 port_cparams[i].hash_verify = 1;
 737                         else
 738                                 port_cparams[i].hash_verify = 0;
 739
 740                         port_cparams[i].auth_algo = options->auth_xform.auth.algo;
 741                         /* Set IV parameters */
 742                         if (options->auth_iv.length) {
 743                                 options->auth_xform.auth.iv.offset =
 744                                         IV_OFFSET + options->cipher_iv.length;
 745                                 options->auth_xform.auth.iv.length =
 746                                         options->auth_iv.length;
 747                         }
 748                 }
 749
 750                 if (port_cparams[i].do_aead) {
 751                         port_cparams[i].aead_algo = options->aead_xform.aead.algo;
 752                         port_cparams[i].digest_length =
 753                                         options->aead_xform.aead.digest_length;
 754                         if (options->aead_xform.aead.add_auth_data_length) {
 755                                 port_cparams[i].aad.data = options->aad.data;
 756                                 port_cparams[i].aad.phys_addr = options->aad.phys_addr;
 757                                 port_cparams[i].aad.length = options->aad.length;
 758                                 if (!options->aad_param)
 759                                         generate_random_key(port_cparams[i].aad.data,
 760                                                 port_cparams[i].aad.length);
 761
 762                         } else
 763                                 port_cparams[i].aad.length = 0;
 764
 765                         if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_DECRYPT)
 766                                 port_cparams[i].hash_verify = 1;
 767                         else
 768                                 port_cparams[i].hash_verify = 0;
 769
 770                         /* Set IV parameters */
 771                         options->aead_xform.aead.iv.offset = IV_OFFSET;
 772                         options->aead_xform.aead.iv.length = options->aead_iv.length;
 773                 }
 774
 775                 if (port_cparams[i].do_cipher) {
 776                         port_cparams[i].cipher_iv.data = options->cipher_iv.data;
 777                         port_cparams[i].cipher_iv.length = options->cipher_iv.length;
 778                         if (!options->cipher_iv_param)
 779                                 generate_random_key(port_cparams[i].cipher_iv.data,
 780                                                 port_cparams[i].cipher_iv.length);
 781
 782                         port_cparams[i].cipher_algo = options->cipher_xform.cipher.algo;
 783                         /* Set IV parameters */
 784                         options->cipher_xform.cipher.iv.offset = IV_OFFSET;
 785                         options->cipher_xform.cipher.iv.length =
 786                                                 options->cipher_iv.length;
 787                 }
 788
 789                 port_cparams[i].session = initialize_crypto_session(options,
 790                                 port_cparams[i].dev_id);
 791
 792                 if (port_cparams[i].session == NULL)
 793                         return;
 794                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
 795                                 port_cparams[i].dev_id);
 796         }
 797
 798         l2fwd_crypto_options_print(options);
 799
 800         /*
 801          * Initialize previous tsc timestamp before the loop,
 802          * to avoid showing the port statistics immediately,
 803          * so user can see the crypto information.
 804          */
 805         prev_tsc = rte_rdtsc();
 806         while (1) {
 807
 808                 cur_tsc = rte_rdtsc();
 809
 810                 /*
 811                  * Crypto device/TX burst queue drain
 812                  */
 813                 diff_tsc = cur_tsc - prev_tsc;
 814                 if (unlikely(diff_tsc > drain_tsc)) {
 815                         /* Enqueue all crypto ops remaining in buffers */
 816                         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 817                                 cparams = &port_cparams[i];
 818                                 len = qconf->op_buf[cparams->dev_id].len;
 819                                 l2fwd_crypto_send_burst(qconf, len, cparams);
 820                                 qconf->op_buf[cparams->dev_id].len = 0;
 821                         }
 822                         /* Transmit all packets remaining in buffers */
 823                         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 824                                 if (qconf->pkt_buf[portid].len == 0)
 825                                         continue;
 826                                 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
 827                                                  qconf->pkt_buf[portid].len,
 828                                                  (uint8_t) portid);
 829                                 qconf->pkt_buf[portid].len = 0;
 830                         }
 831
 832                         /* if timer is enabled */
 833                         if (timer_period > 0) {
 834
 835                                 /* advance the timer */
 836                                 timer_tsc += diff_tsc;
 837
 838                                 /* if timer has reached its timeout */
 839                                 if (unlikely(timer_tsc >=
 840                                                 (uint64_t)timer_period)) {
 841
 842                                         /* do this only on master core */
 843                                         if (lcore_id == rte_get_master_lcore()
 844                                                 && options->refresh_period) {
 845                                                 print_stats();
 846                                                 timer_tsc = 0;
 847                                         }
 848                                 }
 849                         }
 850
 851                         prev_tsc = cur_tsc;
 852                 }
 853
 854                 /*
 855                  * Read packet from RX queues
 856                  */
 857                 for (i = 0; i < qconf->nb_rx_ports; i++) {
 858                         portid = qconf->rx_port_list[i];
 859
 860                         cparams = &port_cparams[i];
 861
 862                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
 863                                                  pkts_burst, MAX_PKT_BURST);
 864
 865                         port_statistics[portid].rx += nb_rx;
 866
 867                         if (nb_rx) {
 868                                 /*
 869                                  * If we can't allocate a crypto_ops, then drop
 870                                  * the rest of the burst and dequeue and
 871                                  * process the packets to free offload structs
 872                                  */
 873                                 if (rte_crypto_op_bulk_alloc(
 874                                                 l2fwd_crypto_op_pool,
 875                                                 RTE_CRYPTO_OP_TYPE_SYMMETRIC,
 876                                                 ops_burst, nb_rx) !=
 877                                                                 nb_rx) {
 878                                         for (j = 0; j < nb_rx; j++)
 879                                                 rte_pktmbuf_free(pkts_burst[j]);
 880
 881                                         nb_rx = 0;
 882                                 }
 883
 884                                 /* Enqueue packets from Crypto device*/
 885                                 for (j = 0; j < nb_rx; j++) {
 886                                         m = pkts_burst[j];
 887
 888                                         l2fwd_simple_crypto_enqueue(m,
 889                                                         ops_burst[j], cparams);
 890                                 }
 891                         }
 892
 893                         /* Dequeue packets from Crypto device */
 894                         do {
 895                                 nb_rx = rte_cryptodev_dequeue_burst(
 896                                                 cparams->dev_id, cparams->qp_id,
 897                                                 ops_burst, MAX_PKT_BURST);
 898
 899                                 crypto_statistics[cparams->dev_id].dequeued +=
 900                                                 nb_rx;
 901
 902                                 /* Forward crypto'd packets */
 903                                 for (j = 0; j < nb_rx; j++) {
 904                                         m = ops_burst[j]->sym->m_src;
 905
 906                                         rte_crypto_op_free(ops_burst[j]);
 907                                         l2fwd_simple_forward(m, portid);
 908                                 }
 909                         } while (nb_rx == MAX_PKT_BURST);
 910                 }
 911         }
 912 }
 913
 914 static int
 915 l2fwd_launch_one_lcore(void *arg)
 916 {
 917         l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
 918         return 0;
 919 }
 920
 921 /* Display command line arguments usage */
 922 static void
 923 l2fwd_crypto_usage(const char *prgname)
 924 {
 925         printf("%s [EAL options] --\n"
 926                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 927                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 928                 "  -s manage all ports from single lcore\n"
 929                 "  -T PERIOD: statistics will be refreshed each PERIOD seconds"
 930                 " (0 to disable, 10 default, 86400 maximum)\n"
 931
 932                 "  --cdev_type HW / SW / ANY\n"
 933                 "  --chain HASH_CIPHER / CIPHER_HASH / CIPHER_ONLY /"
 934                 " HASH_ONLY / AEAD\n"
 935
 936                 "  --cipher_algo ALGO\n"
 937                 "  --cipher_op ENCRYPT / DECRYPT\n"
 938                 "  --cipher_key KEY (bytes separated with \":\")\n"
 939                 "  --cipher_key_random_size SIZE: size of cipher key when generated randomly\n"
 940                 "  --cipher_iv IV (bytes separated with \":\")\n"
 941                 "  --cipher_iv_random_size SIZE: size of cipher IV when generated randomly\n"
 942
 943                 "  --auth_algo ALGO\n"
 944                 "  --auth_op GENERATE / VERIFY\n"
 945                 "  --auth_key KEY (bytes separated with \":\")\n"
 946                 "  --auth_key_random_size SIZE: size of auth key when generated randomly\n"
 947                 "  --auth_iv IV (bytes separated with \":\")\n"
 948                 "  --auth_iv_random_size SIZE: size of auth IV when generated randomly\n"
 949
 950                 "  --aead_algo ALGO\n"
 951                 "  --aead_op ENCRYPT / DECRYPT\n"
 952                 "  --aead_key KEY (bytes separated with \":\")\n"
 953                 "  --aead_key_random_size SIZE: size of AEAD key when generated randomly\n"
 954                 "  --aead_iv IV (bytes separated with \":\")\n"
 955                 "  --aead_iv_random_size SIZE: size of AEAD IV when generated randomly\n"
 956                 "  --aad AAD (bytes separated with \":\")\n"
 957                 "  --aad_random_size SIZE: size of AAD when generated randomly\n"
 958
 959                 "  --digest_size SIZE: size of digest to be generated/verified\n"
 960
 961                 "  --sessionless\n"
 962                 "  --cryptodev_mask MASK: hexadecimal bitmask of crypto devices to configure\n",
 963                prgname);
 964 }
 965
 966 /** Parse crypto device type command line argument */
 967 static int
 968 parse_cryptodev_type(enum cdev_type *type, char *optarg)
 969 {
 970         if (strcmp("HW", optarg) == 0) {
 971                 *type = CDEV_TYPE_HW;
 972                 return 0;
 973         } else if (strcmp("SW", optarg) == 0) {
 974                 *type = CDEV_TYPE_SW;
 975                 return 0;
 976         } else if (strcmp("ANY", optarg) == 0) {
 977                 *type = CDEV_TYPE_ANY;
 978                 return 0;
 979         }
 980
 981         return -1;
 982 }
 983
 984 /** Parse crypto chain xform command line argument */
 985 static int
 986 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
 987 {
 988         if (strcmp("CIPHER_HASH", optarg) == 0) {
 989                 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 990                 return 0;
 991         } else if (strcmp("HASH_CIPHER", optarg) == 0) {
 992                 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
 993                 return 0;
 994         } else if (strcmp("CIPHER_ONLY", optarg) == 0) {
 995                 options->xform_chain = L2FWD_CRYPTO_CIPHER_ONLY;
 996                 return 0;
 997         } else if (strcmp("HASH_ONLY", optarg) == 0) {
 998                 options->xform_chain = L2FWD_CRYPTO_HASH_ONLY;
 999                 return 0;
1000         } else if (strcmp("AEAD", optarg) == 0) {
1001                 options->xform_chain = L2FWD_CRYPTO_AEAD;
1002                 return 0;
1003         }
1004
1005         return -1;
1006 }
1007
1008 /** Parse crypto cipher algo option command line argument */
1009 static int
1010 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
1011 {
1012
1013         if (rte_cryptodev_get_cipher_algo_enum(algo, optarg) < 0) {
1014                 RTE_LOG(ERR, USER1, "Cipher algorithm specified "
1015                                 "not supported!\n");
1016                 return -1;
1017         }
1018
1019         return 0;
1020 }
1021
1022 /** Parse crypto cipher operation command line argument */
1023 static int
1024 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
1025 {
1026         if (strcmp("ENCRYPT", optarg) == 0) {
1027                 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1028                 return 0;
1029         } else if (strcmp("DECRYPT", optarg) == 0) {
1030                 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
1031                 return 0;
1032         }
1033
1034         printf("Cipher operation not supported!\n");
1035         return -1;
1036 }
1037
1038 /** Parse crypto key command line argument */
1039 static int
1040 parse_key(uint8_t *data, char *input_arg)
1041 {
1042         unsigned byte_count;
1043         char *token;
1044
1045         for (byte_count = 0, token = strtok(input_arg, ":");
1046                         (byte_count < MAX_KEY_SIZE) && (token != NULL);
1047                         token = strtok(NULL, ":")) {
1048
1049                 int number = (int)strtol(token, NULL, 16);
1050
1051                 if (errno == EINVAL || errno == ERANGE || number > 0xFF)
1052                         return -1;
1053
1054                 data[byte_count++] = (uint8_t)number;
1055         }
1056
1057         return byte_count;
1058 }
1059
1060 /** Parse size param*/
1061 static int
1062 parse_size(int *size, const char *q_arg)
1063 {
1064         char *end = NULL;
1065         unsigned long n;
1066
1067         /* parse hexadecimal string */
1068         n = strtoul(q_arg, &end, 10);
1069         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1070                 n = 0;
1071
1072         if (n == 0) {
1073                 printf("invalid size\n");
1074                 return -1;
1075         }
1076
1077         *size = n;
1078         return 0;
1079 }
1080
1081 /** Parse crypto cipher operation command line argument */
1082 static int
1083 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
1084 {
1085         if (rte_cryptodev_get_auth_algo_enum(algo, optarg) < 0) {
1086                 RTE_LOG(ERR, USER1, "Authentication algorithm specified "
1087                                 "not supported!\n");
1088                 return -1;
1089         }
1090
1091         return 0;
1092 }
1093
1094 static int
1095 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
1096 {
1097         if (strcmp("VERIFY", optarg) == 0) {
1098                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
1099                 return 0;
1100         } else if (strcmp("GENERATE", optarg) == 0) {
1101                 *op = RTE_CRYPTO_AUTH_OP_GENERATE;
1102                 return 0;
1103         }
1104
1105         printf("Authentication operation specified not supported!\n");
1106         return -1;
1107 }
1108
1109 static int
1110 parse_aead_algo(enum rte_crypto_aead_algorithm *algo, char *optarg)
1111 {
1112         if (rte_cryptodev_get_aead_algo_enum(algo, optarg) < 0) {
1113                 RTE_LOG(ERR, USER1, "AEAD algorithm specified "
1114                                 "not supported!\n");
1115                 return -1;
1116         }
1117
1118         return 0;
1119 }
1120
1121 static int
1122 parse_aead_op(enum rte_crypto_aead_operation *op, char *optarg)
1123 {
1124         if (strcmp("ENCRYPT", optarg) == 0) {
1125                 *op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
1126                 return 0;
1127         } else if (strcmp("DECRYPT", optarg) == 0) {
1128                 *op = RTE_CRYPTO_AEAD_OP_DECRYPT;
1129                 return 0;
1130         }
1131
1132         printf("AEAD operation specified not supported!\n");
1133         return -1;
1134 }
1135 static int
1136 parse_cryptodev_mask(struct l2fwd_crypto_options *options,
1137                 const char *q_arg)
1138 {
1139         char *end = NULL;
1140         uint64_t pm;
1141
1142         /* parse hexadecimal string */
1143         pm = strtoul(q_arg, &end, 16);
1144         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1145                 pm = 0;
1146
1147         options->cryptodev_mask = pm;
1148         if (options->cryptodev_mask == 0) {
1149                 printf("invalid cryptodev_mask specified\n");
1150                 return -1;
1151         }
1152
1153         return 0;
1154 }
1155
1156 /** Parse long options */
1157 static int
1158 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
1159                 struct option *lgopts, int option_index)
1160 {
1161         int retval;
1162
1163         if (strcmp(lgopts[option_index].name, "cdev_type") == 0) {
1164                 retval = parse_cryptodev_type(&options->type, optarg);
1165                 if (retval == 0)
1166                         snprintf(options->string_type, MAX_STR_LEN,
1167                                 "%s", optarg);
1168                 return retval;
1169         }
1170
1171         else if (strcmp(lgopts[option_index].name, "chain") == 0)
1172                 return parse_crypto_opt_chain(options, optarg);
1173
1174         /* Cipher options */
1175         else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
1176                 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
1177                                 optarg);
1178
1179         else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
1180                 return parse_cipher_op(&options->cipher_xform.cipher.op,
1181                                 optarg);
1182
1183         else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) {
1184                 options->ckey_param = 1;
1185                 options->cipher_xform.cipher.key.length =
1186                         parse_key(options->cipher_xform.cipher.key.data, optarg);
1187                 if (options->cipher_xform.cipher.key.length > 0)
1188                         return 0;
1189                 else
1190                         return -1;
1191         }
1192
1193         else if (strcmp(lgopts[option_index].name, "cipher_key_random_size") == 0)
1194                 return parse_size(&options->ckey_random_size, optarg);
1195
1196         else if (strcmp(lgopts[option_index].name, "cipher_iv") == 0) {
1197                 options->cipher_iv_param = 1;
1198                 options->cipher_iv.length =
1199                         parse_key(options->cipher_iv.data, optarg);
1200                 if (options->cipher_iv.length > 0)
1201                         return 0;
1202                 else
1203                         return -1;
1204         }
1205
1206         else if (strcmp(lgopts[option_index].name, "cipher_iv_random_size") == 0)
1207                 return parse_size(&options->cipher_iv_random_size, optarg);
1208
1209         /* Authentication options */
1210         else if (strcmp(lgopts[option_index].name, "auth_algo") == 0) {
1211                 return parse_auth_algo(&options->auth_xform.auth.algo,
1212                                 optarg);
1213         }
1214
1215         else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
1216                 return parse_auth_op(&options->auth_xform.auth.op,
1217                                 optarg);
1218
1219         else if (strcmp(lgopts[option_index].name, "auth_key") == 0) {
1220                 options->akey_param = 1;
1221                 options->auth_xform.auth.key.length =
1222                         parse_key(options->auth_xform.auth.key.data, optarg);
1223                 if (options->auth_xform.auth.key.length > 0)
1224                         return 0;
1225                 else
1226                         return -1;
1227         }
1228
1229         else if (strcmp(lgopts[option_index].name, "auth_key_random_size") == 0) {
1230                 return parse_size(&options->akey_random_size, optarg);
1231         }
1232
1233         else if (strcmp(lgopts[option_index].name, "auth_iv") == 0) {
1234                 options->auth_iv_param = 1;
1235                 options->auth_iv.length =
1236                         parse_key(options->auth_iv.data, optarg);
1237                 if (options->auth_iv.length > 0)
1238                         return 0;
1239                 else
1240                         return -1;
1241         }
1242
1243         else if (strcmp(lgopts[option_index].name, "auth_iv_random_size") == 0)
1244                 return parse_size(&options->auth_iv_random_size, optarg);
1245
1246         /* AEAD options */
1247         else if (strcmp(lgopts[option_index].name, "aead_algo") == 0) {
1248                 return parse_aead_algo(&options->aead_xform.aead.algo,
1249                                 optarg);
1250         }
1251
1252         else if (strcmp(lgopts[option_index].name, "aead_op") == 0)
1253                 return parse_aead_op(&options->aead_xform.aead.op,
1254                                 optarg);
1255
1256         else if (strcmp(lgopts[option_index].name, "aead_key") == 0) {
1257                 options->aead_key_param = 1;
1258                 options->aead_xform.aead.key.length =
1259                         parse_key(options->aead_xform.aead.key.data, optarg);
1260                 if (options->aead_xform.aead.key.length > 0)
1261                         return 0;
1262                 else
1263                         return -1;
1264         }
1265
1266         else if (strcmp(lgopts[option_index].name, "aead_key_random_size") == 0)
1267                 return parse_size(&options->aead_key_random_size, optarg);
1268
1269
1270         else if (strcmp(lgopts[option_index].name, "aead_iv") == 0) {
1271                 options->aead_iv_param = 1;
1272                 options->aead_iv.length =
1273                         parse_key(options->aead_iv.data, optarg);
1274                 if (options->aead_iv.length > 0)
1275                         return 0;
1276                 else
1277                         return -1;
1278         }
1279
1280         else if (strcmp(lgopts[option_index].name, "aead_iv_random_size") == 0)
1281                 return parse_size(&options->aead_iv_random_size, optarg);
1282
1283         else if (strcmp(lgopts[option_index].name, "aad") == 0) {
1284                 options->aad_param = 1;
1285                 options->aad.length =
1286                         parse_key(options->aad.data, optarg);
1287                 if (options->aad.length > 0)
1288                         return 0;
1289                 else
1290                         return -1;
1291         }
1292
1293         else if (strcmp(lgopts[option_index].name, "aad_random_size") == 0) {
1294                 return parse_size(&options->aad_random_size, optarg);
1295         }
1296
1297         else if (strcmp(lgopts[option_index].name, "digest_size") == 0) {
1298                 return parse_size(&options->digest_size, optarg);
1299         }
1300
1301         else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
1302                 options->sessionless = 1;
1303                 return 0;
1304         }
1305
1306         else if (strcmp(lgopts[option_index].name, "cryptodev_mask") == 0)
1307                 return parse_cryptodev_mask(options, optarg);
1308
1309         return -1;
1310 }
1311
1312 /** Parse port mask */
1313 static int
1314 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
1315                 const char *q_arg)
1316 {
1317         char *end = NULL;
1318         unsigned long pm;
1319
1320         /* parse hexadecimal string */
1321         pm = strtoul(q_arg, &end, 16);
1322         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1323                 pm = 0;
1324
1325         options->portmask = pm;
1326         if (options->portmask == 0) {
1327                 printf("invalid portmask specified\n");
1328                 return -1;
1329         }
1330
1331         return pm;
1332 }
1333
1334 /** Parse number of queues */
1335 static int
1336 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
1337                 const char *q_arg)
1338 {
1339         char *end = NULL;
1340         unsigned long n;
1341
1342         /* parse hexadecimal string */
1343         n = strtoul(q_arg, &end, 10);
1344         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1345                 n = 0;
1346         else if (n >= MAX_RX_QUEUE_PER_LCORE)
1347                 n = 0;
1348
1349         options->nb_ports_per_lcore = n;
1350         if (options->nb_ports_per_lcore == 0) {
1351                 printf("invalid number of ports selected\n");
1352                 return -1;
1353         }
1354
1355         return 0;
1356 }
1357
1358 /** Parse timer period */
1359 static int
1360 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
1361                 const char *q_arg)
1362 {
1363         char *end = NULL;
1364         unsigned long n;
1365
1366         /* parse number string */
1367         n = (unsigned)strtol(q_arg, &end, 10);
1368         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1369                 n = 0;
1370
1371         if (n >= MAX_TIMER_PERIOD) {
1372                 printf("Warning refresh period specified %lu is greater than "
1373                                 "max value %lu! using max value",
1374                                 n, MAX_TIMER_PERIOD);
1375                 n = MAX_TIMER_PERIOD;
1376         }
1377
1378         options->refresh_period = n * 1000 * TIMER_MILLISECOND;
1379
1380         return 0;
1381 }
1382
1383 /** Generate default options for application */
1384 static void
1385 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
1386 {
1387         options->portmask = 0xffffffff;
1388         options->nb_ports_per_lcore = 1;
1389         options->refresh_period = 10000;
1390         options->single_lcore = 0;
1391         options->sessionless = 0;
1392
1393         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1394
1395         /* Cipher Data */
1396         options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
1397         options->cipher_xform.next = NULL;
1398         options->ckey_param = 0;
1399         options->ckey_random_size = -1;
1400         options->cipher_xform.cipher.key.length = 0;
1401         options->cipher_iv_param = 0;
1402         options->cipher_iv_random_size = -1;
1403         options->cipher_iv.length = 0;
1404
1405         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
1406         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1407
1408         /* Authentication Data */
1409         options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH;
1410         options->auth_xform.next = NULL;
1411         options->akey_param = 0;
1412         options->akey_random_size = -1;
1413         options->auth_xform.auth.key.length = 0;
1414         options->auth_iv_param = 0;
1415         options->auth_iv_random_size = -1;
1416         options->auth_iv.length = 0;
1417
1418         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1419         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
1420
1421         /* AEAD Data */
1422         options->aead_xform.type = RTE_CRYPTO_SYM_XFORM_AEAD;
1423         options->aead_xform.next = NULL;
1424         options->aead_key_param = 0;
1425         options->aead_key_random_size = -1;
1426         options->aead_xform.aead.key.length = 0;
1427         options->aead_iv_param = 0;
1428         options->aead_iv_random_size = -1;
1429         options->aead_iv.length = 0;
1430
1431         options->auth_xform.aead.algo = RTE_CRYPTO_AEAD_AES_GCM;
1432         options->auth_xform.aead.op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
1433
1434         options->aad_param = 0;
1435         options->aad_random_size = -1;
1436         options->aad.length = 0;
1437
1438         options->digest_size = -1;
1439
1440         options->type = CDEV_TYPE_ANY;
1441         options->cryptodev_mask = UINT64_MAX;
1442 }
1443
1444 static void
1445 display_cipher_info(struct l2fwd_crypto_options *options)
1446 {
1447         printf("\n---- Cipher information ---\n");
1448         printf("Algorithm: %s\n",
1449                 rte_crypto_cipher_algorithm_strings[options->cipher_xform.cipher.algo]);
1450         rte_hexdump(stdout, "Cipher key:",
1451                         options->cipher_xform.cipher.key.data,
1452                         options->cipher_xform.cipher.key.length);
1453         rte_hexdump(stdout, "IV:", options->cipher_iv.data, options->cipher_iv.length);
1454 }
1455
1456 static void
1457 display_auth_info(struct l2fwd_crypto_options *options)
1458 {
1459         printf("\n---- Authentication information ---\n");
1460         printf("Algorithm: %s\n",
1461                 rte_crypto_auth_algorithm_strings[options->auth_xform.auth.algo]);
1462         rte_hexdump(stdout, "Auth key:",
1463                         options->auth_xform.auth.key.data,
1464                         options->auth_xform.auth.key.length);
1465         rte_hexdump(stdout, "IV:", options->auth_iv.data, options->auth_iv.length);
1466 }
1467
1468 static void
1469 display_aead_info(struct l2fwd_crypto_options *options)
1470 {
1471         printf("\n---- AEAD information ---\n");
1472         printf("Algorithm: %s\n",
1473                 rte_crypto_aead_algorithm_strings[options->aead_xform.aead.algo]);
1474         rte_hexdump(stdout, "AEAD key:",
1475                         options->aead_xform.aead.key.data,
1476                         options->aead_xform.aead.key.length);
1477         rte_hexdump(stdout, "IV:", options->aead_iv.data, options->aead_iv.length);
1478         rte_hexdump(stdout, "AAD:", options->aad.data, options->aad.length);
1479 }
1480
1481 static void
1482 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
1483 {
1484         char string_cipher_op[MAX_STR_LEN];
1485         char string_auth_op[MAX_STR_LEN];
1486         char string_aead_op[MAX_STR_LEN];
1487
1488         if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1489                 strcpy(string_cipher_op, "Encrypt");
1490         else
1491                 strcpy(string_cipher_op, "Decrypt");
1492
1493         if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_GENERATE)
1494                 strcpy(string_auth_op, "Auth generate");
1495         else
1496                 strcpy(string_auth_op, "Auth verify");
1497
1498         if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
1499                 strcpy(string_aead_op, "Authenticated encryption");
1500         else
1501                 strcpy(string_aead_op, "Authenticated decryption");
1502
1503
1504         printf("Options:-\nn");
1505         printf("portmask: %x\n", options->portmask);
1506         printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
1507         printf("refresh period : %u\n", options->refresh_period);
1508         printf("single lcore mode: %s\n",
1509                         options->single_lcore ? "enabled" : "disabled");
1510         printf("stats_printing: %s\n",
1511                         options->refresh_period == 0 ? "disabled" : "enabled");
1512
1513         printf("sessionless crypto: %s\n",
1514                         options->sessionless ? "enabled" : "disabled");
1515
1516         if (options->ckey_param && (options->ckey_random_size != -1))
1517                 printf("Cipher key already parsed, ignoring size of random key\n");
1518
1519         if (options->akey_param && (options->akey_random_size != -1))
1520                 printf("Auth key already parsed, ignoring size of random key\n");
1521
1522         if (options->cipher_iv_param && (options->cipher_iv_random_size != -1))
1523                 printf("Cipher IV already parsed, ignoring size of random IV\n");
1524
1525         if (options->auth_iv_param && (options->auth_iv_random_size != -1))
1526                 printf("Auth IV already parsed, ignoring size of random IV\n");
1527
1528         if (options->aad_param && (options->aad_random_size != -1))
1529                 printf("AAD already parsed, ignoring size of random AAD\n");
1530
1531         printf("\nCrypto chain: ");
1532         switch (options->xform_chain) {
1533         case L2FWD_CRYPTO_AEAD:
1534                 printf("Input --> %s --> Output\n", string_aead_op);
1535                 display_aead_info(options);
1536                 break;
1537         case L2FWD_CRYPTO_CIPHER_HASH:
1538                 printf("Input --> %s --> %s --> Output\n",
1539                         string_cipher_op, string_auth_op);
1540                 display_cipher_info(options);
1541                 display_auth_info(options);
1542                 break;
1543         case L2FWD_CRYPTO_HASH_CIPHER:
1544                 printf("Input --> %s --> %s --> Output\n",
1545                         string_auth_op, string_cipher_op);
1546                 display_cipher_info(options);
1547                 display_auth_info(options);
1548                 break;
1549         case L2FWD_CRYPTO_HASH_ONLY:
1550                 printf("Input --> %s --> Output\n", string_auth_op);
1551                 display_auth_info(options);
1552                 break;
1553         case L2FWD_CRYPTO_CIPHER_ONLY:
1554                 printf("Input --> %s --> Output\n", string_cipher_op);
1555                 display_cipher_info(options);
1556                 break;
1557         }
1558 }
1559
1560 /* Parse the argument given in the command line of the application */
1561 static int
1562 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1563                 int argc, char **argv)
1564 {
1565         int opt, retval, option_index;
1566         char **argvopt = argv, *prgname = argv[0];
1567
1568         static struct option lgopts[] = {
1569                         { "sessionless", no_argument, 0, 0 },
1570
1571                         { "cdev_type", required_argument, 0, 0 },
1572                         { "chain", required_argument, 0, 0 },
1573
1574                         { "cipher_algo", required_argument, 0, 0 },
1575                         { "cipher_op", required_argument, 0, 0 },
1576                         { "cipher_key", required_argument, 0, 0 },
1577                         { "cipher_key_random_size", required_argument, 0, 0 },
1578                         { "cipher_iv", required_argument, 0, 0 },
1579                         { "cipher_iv_random_size", required_argument, 0, 0 },
1580
1581                         { "auth_algo", required_argument, 0, 0 },
1582                         { "auth_op", required_argument, 0, 0 },
1583                         { "auth_key", required_argument, 0, 0 },
1584                         { "auth_key_random_size", required_argument, 0, 0 },
1585                         { "auth_iv", required_argument, 0, 0 },
1586                         { "auth_iv_random_size", required_argument, 0, 0 },
1587
1588                         { "aead_algo", required_argument, 0, 0 },
1589                         { "aead_op", required_argument, 0, 0 },
1590                         { "aead_key", required_argument, 0, 0 },
1591                         { "aead_key_random_size", required_argument, 0, 0 },
1592                         { "aead_iv", required_argument, 0, 0 },
1593                         { "aead_iv_random_size", required_argument, 0, 0 },
1594
1595                         { "aad", required_argument, 0, 0 },
1596                         { "aad_random_size", required_argument, 0, 0 },
1597
1598                         { "digest_size", required_argument, 0, 0 },
1599
1600                         { "sessionless", no_argument, 0, 0 },
1601                         { "cryptodev_mask", required_argument, 0, 0},
1602
1603                         { NULL, 0, 0, 0 }
1604         };
1605
1606         l2fwd_crypto_default_options(options);
1607
1608         while ((opt = getopt_long(argc, argvopt, "p:q:sT:", lgopts,
1609                         &option_index)) != EOF) {
1610                 switch (opt) {
1611                 /* long options */
1612                 case 0:
1613                         retval = l2fwd_crypto_parse_args_long_options(options,
1614                                         lgopts, option_index);
1615                         if (retval < 0) {
1616                                 l2fwd_crypto_usage(prgname);
1617                                 return -1;
1618                         }
1619                         break;
1620
1621                 /* portmask */
1622                 case 'p':
1623                         retval = l2fwd_crypto_parse_portmask(options, optarg);
1624                         if (retval < 0) {
1625                                 l2fwd_crypto_usage(prgname);
1626                                 return -1;
1627                         }
1628                         break;
1629
1630                 /* nqueue */
1631                 case 'q':
1632                         retval = l2fwd_crypto_parse_nqueue(options, optarg);
1633                         if (retval < 0) {
1634                                 l2fwd_crypto_usage(prgname);
1635                                 return -1;
1636                         }
1637                         break;
1638
1639                 /* single  */
1640                 case 's':
1641                         options->single_lcore = 1;
1642
1643                         break;
1644
1645                 /* timer period */
1646                 case 'T':
1647                         retval = l2fwd_crypto_parse_timer_period(options,
1648                                         optarg);
1649                         if (retval < 0) {
1650                                 l2fwd_crypto_usage(prgname);
1651                                 return -1;
1652                         }
1653                         break;
1654
1655                 default:
1656                         l2fwd_crypto_usage(prgname);
1657                         return -1;
1658                 }
1659         }
1660
1661
1662         if (optind >= 0)
1663                 argv[optind-1] = prgname;
1664
1665         retval = optind-1;
1666         optind = 1; /* reset getopt lib */
1667
1668         return retval;
1669 }
1670
1671 /* Check the link status of all ports in up to 9s, and print them finally */
1672 static void
1673 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1674 {
1675 #define CHECK_INTERVAL 100 /* 100ms */
1676 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1677         uint8_t portid, count, all_ports_up, print_flag = 0;
1678         struct rte_eth_link link;
1679
1680         printf("\nChecking link status");
1681         fflush(stdout);
1682         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1683                 all_ports_up = 1;
1684                 for (portid = 0; portid < port_num; portid++) {
1685                         if ((port_mask & (1 << portid)) == 0)
1686                                 continue;
1687                         memset(&link, 0, sizeof(link));
1688                         rte_eth_link_get_nowait(portid, &link);
1689                         /* print link status if flag set */
1690                         if (print_flag == 1) {
1691                                 if (link.link_status)
1692                                         printf("Port %d Link Up - speed %u "
1693                                                 "Mbps - %s\n", (uint8_t)portid,
1694                                                 (unsigned)link.link_speed,
1695                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1696                                         ("full-duplex") : ("half-duplex\n"));
1697                                 else
1698                                         printf("Port %d Link Down\n",
1699                                                 (uint8_t)portid);
1700                                 continue;
1701                         }
1702                         /* clear all_ports_up flag if any link down */
1703                         if (link.link_status == ETH_LINK_DOWN) {
1704                                 all_ports_up = 0;
1705                                 break;
1706                         }
1707                 }
1708                 /* after finally printing all link status, get out */
1709                 if (print_flag == 1)
1710                         break;
1711
1712                 if (all_ports_up == 0) {
1713                         printf(".");
1714                         fflush(stdout);
1715                         rte_delay_ms(CHECK_INTERVAL);
1716                 }
1717
1718                 /* set the print_flag if all ports up or timeout */
1719                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1720                         print_flag = 1;
1721                         printf("done\n");
1722                 }
1723         }
1724 }
1725
1726 /* Check if device has to be HW/SW or any */
1727 static int
1728 check_type(const struct l2fwd_crypto_options *options,
1729                 const struct rte_cryptodev_info *dev_info)
1730 {
1731         if (options->type == CDEV_TYPE_HW &&
1732                         (dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1733                 return 0;
1734         if (options->type == CDEV_TYPE_SW &&
1735                         !(dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1736                 return 0;
1737         if (options->type == CDEV_TYPE_ANY)
1738                 return 0;
1739
1740         return -1;
1741 }
1742
1743 static const struct rte_cryptodev_capabilities *
1744 check_device_support_cipher_algo(const struct l2fwd_crypto_options *options,
1745                 const struct rte_cryptodev_info *dev_info,
1746                 uint8_t cdev_id)
1747 {
1748         unsigned int i = 0;
1749         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1750         enum rte_crypto_cipher_algorithm cap_cipher_algo;
1751         enum rte_crypto_cipher_algorithm opt_cipher_algo =
1752                                         options->cipher_xform.cipher.algo;
1753
1754         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1755                 cap_cipher_algo = cap->sym.cipher.algo;
1756                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
1757                         if (cap_cipher_algo == opt_cipher_algo) {
1758                                 if (check_type(options, dev_info) == 0)
1759                                         break;
1760                         }
1761                 }
1762                 cap = &dev_info->capabilities[++i];
1763         }
1764
1765         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1766                 printf("Algorithm %s not supported by cryptodev %u"
1767                         " or device not of preferred type (%s)\n",
1768                         rte_crypto_cipher_algorithm_strings[opt_cipher_algo],
1769                         cdev_id,
1770                         options->string_type);
1771                 return NULL;
1772         }
1773
1774         return cap;
1775 }
1776
1777 static const struct rte_cryptodev_capabilities *
1778 check_device_support_auth_algo(const struct l2fwd_crypto_options *options,
1779                 const struct rte_cryptodev_info *dev_info,
1780                 uint8_t cdev_id)
1781 {
1782         unsigned int i = 0;
1783         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1784         enum rte_crypto_auth_algorithm cap_auth_algo;
1785         enum rte_crypto_auth_algorithm opt_auth_algo =
1786                                         options->auth_xform.auth.algo;
1787
1788         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1789                 cap_auth_algo = cap->sym.auth.algo;
1790                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AUTH) {
1791                         if (cap_auth_algo == opt_auth_algo) {
1792                                 if (check_type(options, dev_info) == 0)
1793                                         break;
1794                         }
1795                 }
1796                 cap = &dev_info->capabilities[++i];
1797         }
1798
1799         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1800                 printf("Algorithm %s not supported by cryptodev %u"
1801                         " or device not of preferred type (%s)\n",
1802                         rte_crypto_auth_algorithm_strings[opt_auth_algo],
1803                         cdev_id,
1804                         options->string_type);
1805                 return NULL;
1806         }
1807
1808         return cap;
1809 }
1810
1811 static const struct rte_cryptodev_capabilities *
1812 check_device_support_aead_algo(const struct l2fwd_crypto_options *options,
1813                 const struct rte_cryptodev_info *dev_info,
1814                 uint8_t cdev_id)
1815 {
1816         unsigned int i = 0;
1817         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1818         enum rte_crypto_aead_algorithm cap_aead_algo;
1819         enum rte_crypto_aead_algorithm opt_aead_algo =
1820                                         options->aead_xform.aead.algo;
1821
1822         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1823                 cap_aead_algo = cap->sym.aead.algo;
1824                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) {
1825                         if (cap_aead_algo == opt_aead_algo) {
1826                                 if (check_type(options, dev_info) == 0)
1827                                         break;
1828                         }
1829                 }
1830                 cap = &dev_info->capabilities[++i];
1831         }
1832
1833         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1834                 printf("Algorithm %s not supported by cryptodev %u"
1835                         " or device not of preferred type (%s)\n",
1836                         rte_crypto_aead_algorithm_strings[opt_aead_algo],
1837                         cdev_id,
1838                         options->string_type);
1839                 return NULL;
1840         }
1841
1842         return cap;
1843 }
1844
1845 /* Check if the device is enabled by cryptodev_mask */
1846 static int
1847 check_cryptodev_mask(struct l2fwd_crypto_options *options,
1848                 uint8_t cdev_id)
1849 {
1850         if (options->cryptodev_mask & (1 << cdev_id))
1851                 return 0;
1852
1853         return -1;
1854 }
1855
1856 static inline int
1857 check_supported_size(uint16_t length, uint16_t min, uint16_t max,
1858                 uint16_t increment)
1859 {
1860         uint16_t supp_size;
1861
1862         /* Single value */
1863         if (increment == 0) {
1864                 if (length == min)
1865                         return 0;
1866                 else
1867                         return -1;
1868         }
1869
1870         /* Range of values */
1871         for (supp_size = min; supp_size <= max; supp_size += increment) {
1872                 if (length == supp_size)
1873                         return 0;
1874         }
1875
1876         return -1;
1877 }
1878
1879 static int
1880 check_iv_param(const struct rte_crypto_param_range *iv_range_size,
1881                 unsigned int iv_param, int iv_random_size,
1882                 uint16_t *iv_length)
1883 {
1884         /*
1885          * Check if length of provided IV is supported
1886          * by the algorithm chosen.
1887          */
1888         if (iv_param) {
1889                 if (check_supported_size(*iv_length,
1890                                 iv_range_size->min,
1891                                 iv_range_size->max,
1892                                 iv_range_size->increment)
1893                                         != 0) {
1894                         printf("Unsupported IV length\n");
1895                         return -1;
1896                 }
1897         /*
1898          * Check if length of IV to be randomly generated
1899          * is supported by the algorithm chosen.
1900          */
1901         } else if (iv_random_size != -1) {
1902                 if (check_supported_size(iv_random_size,
1903                                 iv_range_size->min,
1904                                 iv_range_size->max,
1905                                 iv_range_size->increment)
1906                                         != 0) {
1907                         printf("Unsupported IV length\n");
1908                         return -1;
1909                 }
1910                 *iv_length = iv_random_size;
1911         /* No size provided, use minimum size. */
1912         } else
1913                 *iv_length = iv_range_size->min;
1914
1915         return 0;
1916 }
1917
1918 static int
1919 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports,
1920                 uint8_t *enabled_cdevs)
1921 {
1922         unsigned int cdev_id, cdev_count, enabled_cdev_count = 0;
1923         const struct rte_cryptodev_capabilities *cap;
1924         int retval;
1925
1926         cdev_count = rte_cryptodev_count();
1927         if (cdev_count == 0) {
1928                 printf("No crypto devices available\n");
1929                 return -1;
1930         }
1931
1932         for (cdev_id = 0; cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1933                         cdev_id++) {
1934                 struct rte_cryptodev_qp_conf qp_conf;
1935                 struct rte_cryptodev_info dev_info;
1936
1937                 struct rte_cryptodev_config conf = {
1938                         .nb_queue_pairs = 1,
1939                         .socket_id = SOCKET_ID_ANY,
1940                         .session_mp = {
1941                                 .nb_objs = 2048,
1942                                 .cache_size = 64
1943                         }
1944                 };
1945
1946                 if (check_cryptodev_mask(options, (uint8_t)cdev_id))
1947                         continue;
1948
1949                 rte_cryptodev_info_get(cdev_id, &dev_info);
1950
1951                 /* Set AEAD parameters */
1952                 if (options->xform_chain == L2FWD_CRYPTO_AEAD) {
1953                         /* Check if device supports AEAD algo */
1954                         cap = check_device_support_aead_algo(options, &dev_info,
1955                                                         cdev_id);
1956                         if (cap == NULL)
1957                                 continue;
1958
1959                         options->block_size = cap->sym.aead.block_size;
1960
1961                         check_iv_param(&cap->sym.aead.iv_size,
1962                                         options->aead_iv_param,
1963                                         options->aead_iv_random_size,
1964                                         &options->aead_iv.length);
1965
1966                         /*
1967                          * Check if length of provided AEAD key is supported
1968                          * by the algorithm chosen.
1969                          */
1970                         if (options->aead_key_param) {
1971                                 if (check_supported_size(
1972                                                 options->aead_xform.aead.key.length,
1973                                                 cap->sym.aead.key_size.min,
1974                                                 cap->sym.aead.key_size.max,
1975                                                 cap->sym.aead.key_size.increment)
1976                                                         != 0) {
1977                                         printf("Unsupported aead key length\n");
1978                                         return -1;
1979                                 }
1980                         /*
1981                          * Check if length of the aead key to be randomly generated
1982                          * is supported by the algorithm chosen.
1983                          */
1984                         } else if (options->aead_key_random_size != -1) {
1985                                 if (check_supported_size(options->ckey_random_size,
1986                                                 cap->sym.aead.key_size.min,
1987                                                 cap->sym.aead.key_size.max,
1988                                                 cap->sym.aead.key_size.increment)
1989                                                         != 0) {
1990                                         printf("Unsupported aead key length\n");
1991                                         return -1;
1992                                 }
1993                                 options->aead_xform.aead.key.length =
1994                                                         options->ckey_random_size;
1995                         /* No size provided, use minimum size. */
1996                         } else
1997                                 options->aead_xform.aead.key.length =
1998                                                 cap->sym.aead.key_size.min;
1999
2000                         if (!options->aead_key_param)
2001                                 generate_random_key(
2002                                         options->aead_xform.aead.key.data,
2003                                         options->aead_xform.aead.key.length);
2004
2005                         /*
2006                          * Check if length of provided AAD is supported
2007                          * by the algorithm chosen.
2008                          */
2009                         if (options->aad_param) {
2010                                 if (check_supported_size(options->aad.length,
2011                                                 cap->sym.aead.aad_size.min,
2012                                                 cap->sym.aead.aad_size.max,
2013                                                 cap->sym.aead.aad_size.increment)
2014                                                         != 0) {
2015                                         printf("Unsupported AAD length\n");
2016                                         return -1;
2017                                 }
2018                         /*
2019                          * Check if length of AAD to be randomly generated
2020                          * is supported by the algorithm chosen.
2021                          */
2022                         } else if (options->aad_random_size != -1) {
2023                                 if (check_supported_size(options->aad_random_size,
2024                                                 cap->sym.aead.aad_size.min,
2025                                                 cap->sym.aead.aad_size.max,
2026                                                 cap->sym.aead.aad_size.increment)
2027                                                         != 0) {
2028                                         printf("Unsupported AAD length\n");
2029                                         return -1;
2030                                 }
2031                                 options->aad.length = options->aad_random_size;
2032                         /* No size provided, use minimum size. */
2033                         } else
2034                                 options->aad.length = cap->sym.auth.aad_size.min;
2035
2036                         options->aead_xform.aead.add_auth_data_length =
2037                                                 options->aad.length;
2038
2039                         /* Check if digest size is supported by the algorithm. */
2040                         if (options->digest_size != -1) {
2041                                 if (check_supported_size(options->digest_size,
2042                                                 cap->sym.aead.digest_size.min,
2043                                                 cap->sym.aead.digest_size.max,
2044                                                 cap->sym.aead.digest_size.increment)
2045                                                         != 0) {
2046                                         printf("Unsupported digest length\n");
2047                                         return -1;
2048                                 }
2049                                 options->aead_xform.aead.digest_length =
2050                                                         options->digest_size;
2051                         /* No size provided, use minimum size. */
2052                         } else
2053                                 options->aead_xform.aead.digest_length =
2054                                                 cap->sym.aead.digest_size.min;
2055                 }
2056
2057                 /* Set cipher parameters */
2058                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
2059                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
2060                                 options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
2061                         /* Check if device supports cipher algo */
2062                         cap = check_device_support_cipher_algo(options, &dev_info,
2063                                                         cdev_id);
2064                         if (cap == NULL)
2065                                 continue;
2066
2067                         options->block_size = cap->sym.cipher.block_size;
2068
2069                         check_iv_param(&cap->sym.cipher.iv_size,
2070                                         options->cipher_iv_param,
2071                                         options->cipher_iv_random_size,
2072                                         &options->cipher_iv.length);
2073
2074                         /*
2075                          * Check if length of provided cipher key is supported
2076                          * by the algorithm chosen.
2077                          */
2078                         if (options->ckey_param) {
2079                                 if (check_supported_size(
2080                                                 options->cipher_xform.cipher.key.length,
2081                                                 cap->sym.cipher.key_size.min,
2082                                                 cap->sym.cipher.key_size.max,
2083                                                 cap->sym.cipher.key_size.increment)
2084                                                         != 0) {
2085                                         printf("Unsupported cipher key length\n");
2086                                         return -1;
2087                                 }
2088                         /*
2089                          * Check if length of the cipher key to be randomly generated
2090                          * is supported by the algorithm chosen.
2091                          */
2092                         } else if (options->ckey_random_size != -1) {
2093                                 if (check_supported_size(options->ckey_random_size,
2094                                                 cap->sym.cipher.key_size.min,
2095                                                 cap->sym.cipher.key_size.max,
2096                                                 cap->sym.cipher.key_size.increment)
2097                                                         != 0) {
2098                                         printf("Unsupported cipher key length\n");
2099                                         return -1;
2100                                 }
2101                                 options->cipher_xform.cipher.key.length =
2102                                                         options->ckey_random_size;
2103                         /* No size provided, use minimum size. */
2104                         } else
2105                                 options->cipher_xform.cipher.key.length =
2106                                                 cap->sym.cipher.key_size.min;
2107
2108                         if (!options->ckey_param)
2109                                 generate_random_key(
2110                                         options->cipher_xform.cipher.key.data,
2111                                         options->cipher_xform.cipher.key.length);
2112
2113                 }
2114
2115                 /* Set auth parameters */
2116                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
2117                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
2118                                 options->xform_chain == L2FWD_CRYPTO_HASH_ONLY) {
2119                         /* Check if device supports auth algo */
2120                         cap = check_device_support_auth_algo(options, &dev_info,
2121                                                         cdev_id);
2122                         if (cap == NULL)
2123                                 continue;
2124
2125                         check_iv_param(&cap->sym.auth.iv_size,
2126                                         options->auth_iv_param,
2127                                         options->auth_iv_random_size,
2128                                         &options->auth_iv.length);
2129                         /*
2130                          * Check if length of provided auth key is supported
2131                          * by the algorithm chosen.
2132                          */
2133                         if (options->akey_param) {
2134                                 if (check_supported_size(
2135                                                 options->auth_xform.auth.key.length,
2136                                                 cap->sym.auth.key_size.min,
2137                                                 cap->sym.auth.key_size.max,
2138                                                 cap->sym.auth.key_size.increment)
2139                                                         != 0) {
2140                                         printf("Unsupported auth key length\n");
2141                                         return -1;
2142                                 }
2143                         /*
2144                          * Check if length of the auth key to be randomly generated
2145                          * is supported by the algorithm chosen.
2146                          */
2147                         } else if (options->akey_random_size != -1) {
2148                                 if (check_supported_size(options->akey_random_size,
2149                                                 cap->sym.auth.key_size.min,
2150                                                 cap->sym.auth.key_size.max,
2151                                                 cap->sym.auth.key_size.increment)
2152                                                         != 0) {
2153                                         printf("Unsupported auth key length\n");
2154                                         return -1;
2155                                 }
2156                                 options->auth_xform.auth.key.length =
2157                                                         options->akey_random_size;
2158                         /* No size provided, use minimum size. */
2159                         } else
2160                                 options->auth_xform.auth.key.length =
2161                                                 cap->sym.auth.key_size.min;
2162
2163                         if (!options->akey_param)
2164                                 generate_random_key(
2165                                         options->auth_xform.auth.key.data,
2166                                         options->auth_xform.auth.key.length);
2167
2168                         /* Check if digest size is supported by the algorithm. */
2169                         if (options->digest_size != -1) {
2170                                 if (check_supported_size(options->digest_size,
2171                                                 cap->sym.auth.digest_size.min,
2172                                                 cap->sym.auth.digest_size.max,
2173                                                 cap->sym.auth.digest_size.increment)
2174                                                         != 0) {
2175                                         printf("Unsupported digest length\n");
2176                                         return -1;
2177                                 }
2178                                 options->auth_xform.auth.digest_length =
2179                                                         options->digest_size;
2180                         /* No size provided, use minimum size. */
2181                         } else
2182                                 options->auth_xform.auth.digest_length =
2183                                                 cap->sym.auth.digest_size.min;
2184                 }
2185
2186                 retval = rte_cryptodev_configure(cdev_id, &conf);
2187                 if (retval < 0) {
2188                         printf("Failed to configure cryptodev %u", cdev_id);
2189                         return -1;
2190                 }
2191
2192                 qp_conf.nb_descriptors = 2048;
2193
2194                 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
2195                                 SOCKET_ID_ANY);
2196                 if (retval < 0) {
2197                         printf("Failed to setup queue pair %u on cryptodev %u",
2198                                         0, cdev_id);
2199                         return -1;
2200                 }
2201
2202                 retval = rte_cryptodev_start(cdev_id);
2203                 if (retval < 0) {
2204                         printf("Failed to start device %u: error %d\n",
2205                                         cdev_id, retval);
2206                         return -1;
2207                 }
2208
2209                 l2fwd_enabled_crypto_mask |= (((uint64_t)1) << cdev_id);
2210
2211                 enabled_cdevs[cdev_id] = 1;
2212                 enabled_cdev_count++;
2213         }
2214
2215         return enabled_cdev_count;
2216 }
2217
2218 static int
2219 initialize_ports(struct l2fwd_crypto_options *options)
2220 {
2221         uint8_t last_portid, portid;
2222         unsigned enabled_portcount = 0;
2223         unsigned nb_ports = rte_eth_dev_count();
2224
2225         if (nb_ports == 0) {
2226                 printf("No Ethernet ports - bye\n");
2227                 return -1;
2228         }
2229
2230         /* Reset l2fwd_dst_ports */
2231         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
2232                 l2fwd_dst_ports[portid] = 0;
2233
2234         for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
2235                 int retval;
2236
2237                 /* Skip ports that are not enabled */
2238                 if ((options->portmask & (1 << portid)) == 0)
2239                         continue;
2240
2241                 /* init port */
2242                 printf("Initializing port %u... ", (unsigned) portid);
2243                 fflush(stdout);
2244                 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
2245                 if (retval < 0) {
2246                         printf("Cannot configure device: err=%d, port=%u\n",
2247                                   retval, (unsigned) portid);
2248                         return -1;
2249                 }
2250
2251                 /* init one RX queue */
2252                 fflush(stdout);
2253                 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
2254                                              rte_eth_dev_socket_id(portid),
2255                                              NULL, l2fwd_pktmbuf_pool);
2256                 if (retval < 0) {
2257                         printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
2258                                         retval, (unsigned) portid);
2259                         return -1;
2260                 }
2261
2262                 /* init one TX queue on each port */
2263                 fflush(stdout);
2264                 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
2265                                 rte_eth_dev_socket_id(portid),
2266                                 NULL);
2267                 if (retval < 0) {
2268                         printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
2269                                 retval, (unsigned) portid);
2270
2271                         return -1;
2272                 }
2273
2274                 /* Start device */
2275                 retval = rte_eth_dev_start(portid);
2276                 if (retval < 0) {
2277                         printf("rte_eth_dev_start:err=%d, port=%u\n",
2278                                         retval, (unsigned) portid);
2279                         return -1;
2280                 }
2281
2282                 rte_eth_promiscuous_enable(portid);
2283
2284                 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
2285
2286                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
2287                                 (unsigned) portid,
2288                                 l2fwd_ports_eth_addr[portid].addr_bytes[0],
2289                                 l2fwd_ports_eth_addr[portid].addr_bytes[1],
2290                                 l2fwd_ports_eth_addr[portid].addr_bytes[2],
2291                                 l2fwd_ports_eth_addr[portid].addr_bytes[3],
2292                                 l2fwd_ports_eth_addr[portid].addr_bytes[4],
2293                                 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
2294
2295                 /* initialize port stats */
2296                 memset(&port_statistics, 0, sizeof(port_statistics));
2297
2298                 /* Setup port forwarding table */
2299                 if (enabled_portcount % 2) {
2300                         l2fwd_dst_ports[portid] = last_portid;
2301                         l2fwd_dst_ports[last_portid] = portid;
2302                 } else {
2303                         last_portid = portid;
2304                 }
2305
2306                 l2fwd_enabled_port_mask |= (1 << portid);
2307                 enabled_portcount++;
2308         }
2309
2310         if (enabled_portcount == 1) {
2311                 l2fwd_dst_ports[last_portid] = last_portid;
2312         } else if (enabled_portcount % 2) {
2313                 printf("odd number of ports in portmask- bye\n");
2314                 return -1;
2315         }
2316
2317         check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
2318
2319         return enabled_portcount;
2320 }
2321
2322 static void
2323 reserve_key_memory(struct l2fwd_crypto_options *options)
2324 {
2325         options->cipher_xform.cipher.key.data = rte_malloc("crypto key",
2326                                                 MAX_KEY_SIZE, 0);
2327         if (options->cipher_xform.cipher.key.data == NULL)
2328                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher key");
2329
2330         options->auth_xform.auth.key.data = rte_malloc("auth key",
2331                                                 MAX_KEY_SIZE, 0);
2332         if (options->auth_xform.auth.key.data == NULL)
2333                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth key");
2334
2335         options->aead_xform.aead.key.data = rte_malloc("aead key",
2336                                                 MAX_KEY_SIZE, 0);
2337         if (options->aead_xform.aead.key.data == NULL)
2338                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AEAD key");
2339
2340         options->cipher_iv.data = rte_malloc("cipher iv", MAX_KEY_SIZE, 0);
2341         if (options->cipher_iv.data == NULL)
2342                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher IV");
2343
2344         options->auth_iv.data = rte_malloc("auth iv", MAX_KEY_SIZE, 0);
2345         if (options->auth_iv.data == NULL)
2346                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth IV");
2347
2348         options->aead_iv.data = rte_malloc("aead_iv", MAX_KEY_SIZE, 0);
2349         if (options->aead_iv.data == NULL)
2350                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AEAD iv");
2351
2352         options->aad.data = rte_malloc("aad", MAX_KEY_SIZE, 0);
2353         if (options->aad.data == NULL)
2354                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AAD");
2355         options->aad.phys_addr = rte_malloc_virt2phy(options->aad.data);
2356 }
2357
2358 int
2359 main(int argc, char **argv)
2360 {
2361         struct lcore_queue_conf *qconf;
2362         struct l2fwd_crypto_options options;
2363
2364         uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
2365         unsigned lcore_id, rx_lcore_id;
2366         int ret, enabled_cdevcount, enabled_portcount;
2367         uint8_t enabled_cdevs[RTE_CRYPTO_MAX_DEVS] = {0};
2368
2369         /* init EAL */
2370         ret = rte_eal_init(argc, argv);
2371         if (ret < 0)
2372                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
2373         argc -= ret;
2374         argv += ret;
2375
2376         /* reserve memory for Cipher/Auth key and IV */
2377         reserve_key_memory(&options);
2378
2379         /* parse application arguments (after the EAL ones) */
2380         ret = l2fwd_crypto_parse_args(&options, argc, argv);
2381         if (ret < 0)
2382                 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
2383
2384         /* create the mbuf pool */
2385         l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512,
2386                         sizeof(struct rte_crypto_op),
2387                         RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
2388         if (l2fwd_pktmbuf_pool == NULL)
2389                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
2390
2391         /* create crypto op pool */
2392         l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool",
2393                         RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, MAXIMUM_IV_LENGTH,
2394                         rte_socket_id());
2395         if (l2fwd_crypto_op_pool == NULL)
2396                 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
2397
2398         /* Enable Ethernet ports */
2399         enabled_portcount = initialize_ports(&options);
2400         if (enabled_portcount < 1)
2401                 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
2402
2403         nb_ports = rte_eth_dev_count();
2404         /* Initialize the port/queue configuration of each logical core */
2405         for (rx_lcore_id = 0, qconf = NULL, portid = 0;
2406                         portid < nb_ports; portid++) {
2407
2408                 /* skip ports that are not enabled */
2409                 if ((options.portmask & (1 << portid)) == 0)
2410                         continue;
2411
2412                 if (options.single_lcore && qconf == NULL) {
2413                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
2414                                 rx_lcore_id++;
2415                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2416                                         rte_exit(EXIT_FAILURE,
2417                                                         "Not enough cores\n");
2418                         }
2419                 } else if (!options.single_lcore) {
2420                         /* get the lcore_id for this port */
2421                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
2422                                lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
2423                                options.nb_ports_per_lcore) {
2424                                 rx_lcore_id++;
2425                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2426                                         rte_exit(EXIT_FAILURE,
2427                                                         "Not enough cores\n");
2428                         }
2429                 }
2430
2431                 /* Assigned a new logical core in the loop above. */
2432                 if (qconf != &lcore_queue_conf[rx_lcore_id])
2433                         qconf = &lcore_queue_conf[rx_lcore_id];
2434
2435                 qconf->rx_port_list[qconf->nb_rx_ports] = portid;
2436                 qconf->nb_rx_ports++;
2437
2438                 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
2439         }
2440
2441         /* Enable Crypto devices */
2442         enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount,
2443                         enabled_cdevs);
2444         if (enabled_cdevcount < 0)
2445                 rte_exit(EXIT_FAILURE, "Failed to initialize crypto devices\n");
2446
2447         if (enabled_cdevcount < enabled_portcount)
2448                 rte_exit(EXIT_FAILURE, "Number of capable crypto devices (%d) "
2449                                 "has to be more or equal to number of ports (%d)\n",
2450                                 enabled_cdevcount, enabled_portcount);
2451
2452         nb_cryptodevs = rte_cryptodev_count();
2453
2454         /* Initialize the port/cryptodev configuration of each logical core */
2455         for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
2456                         cdev_id < nb_cryptodevs && enabled_cdevcount;
2457                         cdev_id++) {
2458                 /* Crypto op not supported by crypto device */
2459                 if (!enabled_cdevs[cdev_id])
2460                         continue;
2461
2462                 if (options.single_lcore && qconf == NULL) {
2463                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
2464                                 rx_lcore_id++;
2465                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2466                                         rte_exit(EXIT_FAILURE,
2467                                                         "Not enough cores\n");
2468                         }
2469                 } else if (!options.single_lcore) {
2470                         /* get the lcore_id for this port */
2471                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
2472                                lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
2473                                options.nb_ports_per_lcore) {
2474                                 rx_lcore_id++;
2475                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2476                                         rte_exit(EXIT_FAILURE,
2477                                                         "Not enough cores\n");
2478                         }
2479                 }
2480
2481                 /* Assigned a new logical core in the loop above. */
2482                 if (qconf != &lcore_queue_conf[rx_lcore_id])
2483                         qconf = &lcore_queue_conf[rx_lcore_id];
2484
2485                 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
2486                 qconf->nb_crypto_devs++;
2487
2488                 enabled_cdevcount--;
2489
2490                 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
2491                                 (unsigned)cdev_id);
2492         }
2493
2494         /* launch per-lcore init on every lcore */
2495         rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
2496                         CALL_MASTER);
2497         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
2498                 if (rte_eal_wait_lcore(lcore_id) < 0)
2499                         return -1;
2500         }
2501
2502         return 0;
2503 }