examples/l2fwd-crypto/main.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <time.h>
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <string.h>
  38 #include <stdint.h>
  39 #include <inttypes.h>
  40 #include <sys/types.h>
  41 #include <sys/queue.h>
  42 #include <netinet/in.h>
  43 #include <setjmp.h>
  44 #include <stdarg.h>
  45 #include <ctype.h>
  46 #include <errno.h>
  47 #include <getopt.h>
  48 #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 #define MAX_SESSIONS 32
  92 #define SESSION_POOL_CACHE_SIZE 0
  93
  94 #define MAXIMUM_IV_LENGTH       16
  95 #define IV_OFFSET               (sizeof(struct rte_crypto_op) + \
  96                                 sizeof(struct rte_crypto_sym_op))
  97
  98 /*
  99  * Configurable number of RX/TX ring descriptors
 100  */
 101 #define RTE_TEST_RX_DESC_DEFAULT 128
 102 #define RTE_TEST_TX_DESC_DEFAULT 512
 103
 104 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
 105 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
 106
 107 /* ethernet addresses of ports */
 108 static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
 109
 110 /* mask of enabled ports */
 111 static uint64_t l2fwd_enabled_port_mask;
 112 static uint64_t l2fwd_enabled_crypto_mask;
 113
 114 /* list of enabled ports */
 115 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
 116
 117
 118 struct pkt_buffer {
 119         unsigned len;
 120         struct rte_mbuf *buffer[MAX_PKT_BURST];
 121 };
 122
 123 struct op_buffer {
 124         unsigned len;
 125         struct rte_crypto_op *buffer[MAX_PKT_BURST];
 126 };
 127
 128 #define MAX_RX_QUEUE_PER_LCORE 16
 129 #define MAX_TX_QUEUE_PER_PORT 16
 130
 131 enum l2fwd_crypto_xform_chain {
 132         L2FWD_CRYPTO_CIPHER_HASH,
 133         L2FWD_CRYPTO_HASH_CIPHER,
 134         L2FWD_CRYPTO_CIPHER_ONLY,
 135         L2FWD_CRYPTO_HASH_ONLY,
 136         L2FWD_CRYPTO_AEAD
 137 };
 138
 139 struct l2fwd_key {
 140         uint8_t *data;
 141         uint32_t length;
 142         phys_addr_t phys_addr;
 143 };
 144
 145 struct l2fwd_iv {
 146         uint8_t *data;
 147         uint16_t length;
 148 };
 149
 150 /** l2fwd crypto application command line options */
 151 struct l2fwd_crypto_options {
 152         unsigned portmask;
 153         unsigned nb_ports_per_lcore;
 154         unsigned refresh_period;
 155         unsigned single_lcore:1;
 156
 157         enum cdev_type type;
 158         unsigned sessionless:1;
 159
 160         enum l2fwd_crypto_xform_chain xform_chain;
 161
 162         struct rte_crypto_sym_xform cipher_xform;
 163         unsigned ckey_param;
 164         int ckey_random_size;
 165
 166         struct l2fwd_iv cipher_iv;
 167         unsigned int cipher_iv_param;
 168         int cipher_iv_random_size;
 169
 170         struct rte_crypto_sym_xform auth_xform;
 171         uint8_t akey_param;
 172         int akey_random_size;
 173
 174         struct l2fwd_iv auth_iv;
 175         unsigned int auth_iv_param;
 176         int auth_iv_random_size;
 177
 178         struct rte_crypto_sym_xform aead_xform;
 179         unsigned int aead_key_param;
 180         int aead_key_random_size;
 181
 182         struct l2fwd_iv aead_iv;
 183         unsigned int aead_iv_param;
 184         int aead_iv_random_size;
 185
 186         struct l2fwd_key aad;
 187         unsigned aad_param;
 188         int aad_random_size;
 189
 190         int digest_size;
 191
 192         uint16_t block_size;
 193         char string_type[MAX_STR_LEN];
 194
 195         uint64_t cryptodev_mask;
 196 };
 197
 198 /** l2fwd crypto lcore params */
 199 struct l2fwd_crypto_params {
 200         uint8_t dev_id;
 201         uint8_t qp_id;
 202
 203         unsigned digest_length;
 204         unsigned block_size;
 205
 206         struct l2fwd_iv cipher_iv;
 207         struct l2fwd_iv auth_iv;
 208         struct l2fwd_iv aead_iv;
 209         struct l2fwd_key aad;
 210         struct rte_cryptodev_sym_session *session;
 211
 212         uint8_t do_cipher;
 213         uint8_t do_hash;
 214         uint8_t do_aead;
 215         uint8_t hash_verify;
 216
 217         enum rte_crypto_cipher_algorithm cipher_algo;
 218         enum rte_crypto_auth_algorithm auth_algo;
 219         enum rte_crypto_aead_algorithm aead_algo;
 220 };
 221
 222 /** lcore configuration */
 223 struct lcore_queue_conf {
 224         unsigned nb_rx_ports;
 225         unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
 226
 227         unsigned nb_crypto_devs;
 228         unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
 229
 230         struct op_buffer op_buf[RTE_CRYPTO_MAX_DEVS];
 231         struct pkt_buffer pkt_buf[RTE_MAX_ETHPORTS];
 232 } __rte_cache_aligned;
 233
 234 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
 235
 236 static const struct rte_eth_conf port_conf = {
 237         .rxmode = {
 238                 .mq_mode = ETH_MQ_RX_NONE,
 239                 .max_rx_pkt_len = ETHER_MAX_LEN,
 240                 .split_hdr_size = 0,
 241                 .header_split   = 0, /**< Header Split disabled */
 242                 .hw_ip_checksum = 0, /**< IP checksum offload disabled */
 243                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 244                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 245                 .hw_strip_crc   = 1, /**< CRC stripped by hardware */
 246         },
 247         .txmode = {
 248                 .mq_mode = ETH_MQ_TX_NONE,
 249         },
 250 };
 251
 252 struct rte_mempool *l2fwd_pktmbuf_pool;
 253 struct rte_mempool *l2fwd_crypto_op_pool;
 254 struct rte_mempool *session_pool_socket[RTE_MAX_NUMA_NODES] = { 0 };
 255
 256 /* Per-port statistics struct */
 257 struct l2fwd_port_statistics {
 258         uint64_t tx;
 259         uint64_t rx;
 260
 261         uint64_t crypto_enqueued;
 262         uint64_t crypto_dequeued;
 263
 264         uint64_t dropped;
 265 } __rte_cache_aligned;
 266
 267 struct l2fwd_crypto_statistics {
 268         uint64_t enqueued;
 269         uint64_t dequeued;
 270
 271         uint64_t errors;
 272 } __rte_cache_aligned;
 273
 274 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
 275 struct l2fwd_crypto_statistics crypto_statistics[RTE_CRYPTO_MAX_DEVS];
 276
 277 /* A tsc-based timer responsible for triggering statistics printout */
 278 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
 279 #define MAX_TIMER_PERIOD 86400UL /* 1 day max */
 280
 281 /* default period is 10 seconds */
 282 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
 283
 284 /* Print out statistics on packets dropped */
 285 static void
 286 print_stats(void)
 287 {
 288         uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
 289         uint64_t total_packets_enqueued, total_packets_dequeued,
 290                 total_packets_errors;
 291         unsigned portid;
 292         uint64_t cdevid;
 293
 294         total_packets_dropped = 0;
 295         total_packets_tx = 0;
 296         total_packets_rx = 0;
 297         total_packets_enqueued = 0;
 298         total_packets_dequeued = 0;
 299         total_packets_errors = 0;
 300
 301         const char clr[] = { 27, '[', '2', 'J', '\0' };
 302         const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
 303
 304                 /* Clear screen and move to top left */
 305         printf("%s%s", clr, topLeft);
 306
 307         printf("\nPort statistics ====================================");
 308
 309         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 310                 /* skip disabled ports */
 311                 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
 312                         continue;
 313                 printf("\nStatistics for port %u ------------------------------"
 314                            "\nPackets sent: %32"PRIu64
 315                            "\nPackets received: %28"PRIu64
 316                            "\nPackets dropped: %29"PRIu64,
 317                            portid,
 318                            port_statistics[portid].tx,
 319                            port_statistics[portid].rx,
 320                            port_statistics[portid].dropped);
 321
 322                 total_packets_dropped += port_statistics[portid].dropped;
 323                 total_packets_tx += port_statistics[portid].tx;
 324                 total_packets_rx += port_statistics[portid].rx;
 325         }
 326         printf("\nCrypto statistics ==================================");
 327
 328         for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
 329                 /* skip disabled ports */
 330                 if ((l2fwd_enabled_crypto_mask & (((uint64_t)1) << cdevid)) == 0)
 331                         continue;
 332                 printf("\nStatistics for cryptodev %"PRIu64
 333                                 " -------------------------"
 334                            "\nPackets enqueued: %28"PRIu64
 335                            "\nPackets dequeued: %28"PRIu64
 336                            "\nPackets errors: %30"PRIu64,
 337                            cdevid,
 338                            crypto_statistics[cdevid].enqueued,
 339                            crypto_statistics[cdevid].dequeued,
 340                            crypto_statistics[cdevid].errors);
 341
 342                 total_packets_enqueued += crypto_statistics[cdevid].enqueued;
 343                 total_packets_dequeued += crypto_statistics[cdevid].dequeued;
 344                 total_packets_errors += crypto_statistics[cdevid].errors;
 345         }
 346         printf("\nAggregate statistics ==============================="
 347                    "\nTotal packets received: %22"PRIu64
 348                    "\nTotal packets enqueued: %22"PRIu64
 349                    "\nTotal packets dequeued: %22"PRIu64
 350                    "\nTotal packets sent: %26"PRIu64
 351                    "\nTotal packets dropped: %23"PRIu64
 352                    "\nTotal packets crypto errors: %17"PRIu64,
 353                    total_packets_rx,
 354                    total_packets_enqueued,
 355                    total_packets_dequeued,
 356                    total_packets_tx,
 357                    total_packets_dropped,
 358                    total_packets_errors);
 359         printf("\n====================================================\n");
 360 }
 361
 362 static int
 363 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 364                 struct l2fwd_crypto_params *cparams)
 365 {
 366         struct rte_crypto_op **op_buffer;
 367         unsigned ret;
 368
 369         op_buffer = (struct rte_crypto_op **)
 370                         qconf->op_buf[cparams->dev_id].buffer;
 371
 372         ret = rte_cryptodev_enqueue_burst(cparams->dev_id,
 373                         cparams->qp_id, op_buffer, (uint16_t) n);
 374
 375         crypto_statistics[cparams->dev_id].enqueued += ret;
 376         if (unlikely(ret < n)) {
 377                 crypto_statistics[cparams->dev_id].errors += (n - ret);
 378                 do {
 379                         rte_pktmbuf_free(op_buffer[ret]->sym->m_src);
 380                         rte_crypto_op_free(op_buffer[ret]);
 381                 } while (++ret < n);
 382         }
 383
 384         return 0;
 385 }
 386
 387 static int
 388 l2fwd_crypto_enqueue(struct rte_crypto_op *op,
 389                 struct l2fwd_crypto_params *cparams)
 390 {
 391         unsigned lcore_id, len;
 392         struct lcore_queue_conf *qconf;
 393
 394         lcore_id = rte_lcore_id();
 395
 396         qconf = &lcore_queue_conf[lcore_id];
 397         len = qconf->op_buf[cparams->dev_id].len;
 398         qconf->op_buf[cparams->dev_id].buffer[len] = op;
 399         len++;
 400
 401         /* enough ops to be sent */
 402         if (len == MAX_PKT_BURST) {
 403                 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
 404                 len = 0;
 405         }
 406
 407         qconf->op_buf[cparams->dev_id].len = len;
 408         return 0;
 409 }
 410
 411 static int
 412 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
 413                 struct rte_crypto_op *op,
 414                 struct l2fwd_crypto_params *cparams)
 415 {
 416         struct ether_hdr *eth_hdr;
 417         struct ipv4_hdr *ip_hdr;
 418
 419         uint32_t ipdata_offset, data_len;
 420         uint32_t pad_len = 0;
 421         char *padding;
 422
 423         eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
 424
 425         if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
 426                 return -1;
 427
 428         ipdata_offset = sizeof(struct ether_hdr);
 429
 430         ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
 431                         ipdata_offset);
 432
 433         ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
 434                         * IPV4_IHL_MULTIPLIER;
 435
 436
 437         /* Zero pad data to be crypto'd so it is block aligned */
 438         data_len  = rte_pktmbuf_data_len(m) - ipdata_offset;
 439
 440         if (cparams->do_hash && cparams->hash_verify)
 441                 data_len -= cparams->digest_length;
 442
 443         if (cparams->do_cipher) {
 444                 /*
 445                  * Following algorithms are block cipher algorithms,
 446                  * and might need padding
 447                  */
 448                 switch (cparams->cipher_algo) {
 449                 case RTE_CRYPTO_CIPHER_AES_CBC:
 450                 case RTE_CRYPTO_CIPHER_AES_ECB:
 451                 case RTE_CRYPTO_CIPHER_DES_CBC:
 452                 case RTE_CRYPTO_CIPHER_3DES_CBC:
 453                 case RTE_CRYPTO_CIPHER_3DES_ECB:
 454                         if (data_len % cparams->block_size)
 455                                 pad_len = cparams->block_size -
 456                                         (data_len % cparams->block_size);
 457                         break;
 458                 default:
 459                         pad_len = 0;
 460                 }
 461
 462                 if (pad_len) {
 463                         padding = rte_pktmbuf_append(m, pad_len);
 464                         if (unlikely(!padding))
 465                                 return -1;
 466
 467                         data_len += pad_len;
 468                         memset(padding, 0, pad_len);
 469                 }
 470         }
 471
 472         /* Set crypto operation data parameters */
 473         rte_crypto_op_attach_sym_session(op, cparams->session);
 474
 475         if (cparams->do_hash) {
 476                 if (cparams->auth_iv.length) {
 477                         uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op,
 478                                                 uint8_t *,
 479                                                 IV_OFFSET +
 480                                                 cparams->cipher_iv.length);
 481                         /*
 482                          * Copy IV at the end of the crypto operation,
 483                          * after the cipher IV, if added
 484                          */
 485                         rte_memcpy(iv_ptr, cparams->auth_iv.data,
 486                                         cparams->auth_iv.length);
 487                 }
 488                 if (!cparams->hash_verify) {
 489                         /* Append space for digest to end of packet */
 490                         op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 491                                 cparams->digest_length);
 492                 } else {
 493                         op->sym->auth.digest.data = rte_pktmbuf_mtod(m,
 494                                 uint8_t *) + ipdata_offset + data_len;
 495                 }
 496
 497                 op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 498                                 rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 499
 500                 /* For wireless algorithms, offset/length must be in bits */
 501                 if (cparams->auth_algo == RTE_CRYPTO_AUTH_SNOW3G_UIA2 ||
 502                                 cparams->auth_algo == RTE_CRYPTO_AUTH_KASUMI_F9 ||
 503                                 cparams->auth_algo == RTE_CRYPTO_AUTH_ZUC_EIA3) {
 504                         op->sym->auth.data.offset = ipdata_offset << 3;
 505                         op->sym->auth.data.length = data_len << 3;
 506                 } else {
 507                         op->sym->auth.data.offset = ipdata_offset;
 508                         op->sym->auth.data.length = data_len;
 509                 }
 510         }
 511
 512         if (cparams->do_cipher) {
 513                 uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
 514                                                         IV_OFFSET);
 515                 /* Copy IV at the end of the crypto operation */
 516                 rte_memcpy(iv_ptr, cparams->cipher_iv.data,
 517                                 cparams->cipher_iv.length);
 518
 519                 /* For wireless algorithms, offset/length must be in bits */
 520                 if (cparams->cipher_algo == RTE_CRYPTO_CIPHER_SNOW3G_UEA2 ||
 521                                 cparams->cipher_algo == RTE_CRYPTO_CIPHER_KASUMI_F8 ||
 522                                 cparams->cipher_algo == RTE_CRYPTO_CIPHER_ZUC_EEA3) {
 523                         op->sym->cipher.data.offset = ipdata_offset << 3;
 524                         op->sym->cipher.data.length = data_len << 3;
 525                 } else {
 526                         op->sym->cipher.data.offset = ipdata_offset;
 527                         op->sym->cipher.data.length = data_len;
 528                 }
 529         }
 530
 531         if (cparams->do_aead) {
 532                 uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
 533                                                         IV_OFFSET);
 534                 /* Copy IV at the end of the crypto operation */
 535                 rte_memcpy(iv_ptr, cparams->aead_iv.data, cparams->aead_iv.length);
 536
 537                 op->sym->aead.data.offset = ipdata_offset;
 538                 op->sym->aead.data.length = data_len;
 539
 540                 if (!cparams->hash_verify) {
 541                         /* Append space for digest to end of packet */
 542                         op->sym->aead.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 543                                 cparams->digest_length);
 544                 } else {
 545                         op->sym->aead.digest.data = rte_pktmbuf_mtod(m,
 546                                 uint8_t *) + ipdata_offset + data_len;
 547                 }
 548
 549                 op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 550                                 rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 551
 552                 if (cparams->aad.length) {
 553                         op->sym->aead.aad.data = cparams->aad.data;
 554                         op->sym->aead.aad.phys_addr = cparams->aad.phys_addr;
 555                 }
 556         }
 557
 558         op->sym->m_src = m;
 559
 560         return l2fwd_crypto_enqueue(op, cparams);
 561 }
 562
 563
 564 /* Send the burst of packets on an output interface */
 565 static int
 566 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 567                 uint8_t port)
 568 {
 569         struct rte_mbuf **pkt_buffer;
 570         unsigned ret;
 571
 572         pkt_buffer = (struct rte_mbuf **)qconf->pkt_buf[port].buffer;
 573
 574         ret = rte_eth_tx_burst(port, 0, pkt_buffer, (uint16_t)n);
 575         port_statistics[port].tx += ret;
 576         if (unlikely(ret < n)) {
 577                 port_statistics[port].dropped += (n - ret);
 578                 do {
 579                         rte_pktmbuf_free(pkt_buffer[ret]);
 580                 } while (++ret < n);
 581         }
 582
 583         return 0;
 584 }
 585
 586 /* Enqueue packets for TX and prepare them to be sent */
 587 static int
 588 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
 589 {
 590         unsigned lcore_id, len;
 591         struct lcore_queue_conf *qconf;
 592
 593         lcore_id = rte_lcore_id();
 594
 595         qconf = &lcore_queue_conf[lcore_id];
 596         len = qconf->pkt_buf[port].len;
 597         qconf->pkt_buf[port].buffer[len] = m;
 598         len++;
 599
 600         /* enough pkts to be sent */
 601         if (unlikely(len == MAX_PKT_BURST)) {
 602                 l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
 603                 len = 0;
 604         }
 605
 606         qconf->pkt_buf[port].len = len;
 607         return 0;
 608 }
 609
 610 static void
 611 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
 612 {
 613         struct ether_hdr *eth;
 614         void *tmp;
 615         unsigned dst_port;
 616
 617         dst_port = l2fwd_dst_ports[portid];
 618         eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
 619
 620         /* 02:00:00:00:00:xx */
 621         tmp = &eth->d_addr.addr_bytes[0];
 622         *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
 623
 624         /* src addr */
 625         ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], &eth->s_addr);
 626
 627         l2fwd_send_packet(m, (uint8_t) dst_port);
 628 }
 629
 630 /** Generate random key */
 631 static void
 632 generate_random_key(uint8_t *key, unsigned length)
 633 {
 634         int fd;
 635         int ret;
 636
 637         fd = open("/dev/urandom", O_RDONLY);
 638         if (fd < 0)
 639                 rte_exit(EXIT_FAILURE, "Failed to generate random key\n");
 640
 641         ret = read(fd, key, length);
 642         close(fd);
 643
 644         if (ret != (signed)length)
 645                 rte_exit(EXIT_FAILURE, "Failed to generate random key\n");
 646 }
 647
 648 static struct rte_cryptodev_sym_session *
 649 initialize_crypto_session(struct l2fwd_crypto_options *options, uint8_t cdev_id)
 650 {
 651         struct rte_crypto_sym_xform *first_xform;
 652         struct rte_cryptodev_sym_session *session;
 653         uint8_t socket_id = rte_cryptodev_socket_id(cdev_id);
 654         struct rte_mempool *sess_mp = session_pool_socket[socket_id];
 655
 656         if (options->xform_chain == L2FWD_CRYPTO_AEAD) {
 657                 first_xform = &options->aead_xform;
 658         } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
 659                 first_xform = &options->cipher_xform;
 660                 first_xform->next = &options->auth_xform;
 661         } else if (options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER) {
 662                 first_xform = &options->auth_xform;
 663                 first_xform->next = &options->cipher_xform;
 664         } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
 665                 first_xform = &options->cipher_xform;
 666         } else {
 667                 first_xform = &options->auth_xform;
 668         }
 669
 670         session = rte_cryptodev_sym_session_create(sess_mp);
 671
 672         if (session == NULL)
 673                 return NULL;
 674
 675         if (rte_cryptodev_sym_session_init(cdev_id, session,
 676                                 first_xform, sess_mp) < 0)
 677                 return NULL;
 678
 679         return session;
 680 }
 681
 682 static void
 683 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
 684
 685 /* main processing loop */
 686 static void
 687 l2fwd_main_loop(struct l2fwd_crypto_options *options)
 688 {
 689         struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
 690         struct rte_crypto_op *ops_burst[MAX_PKT_BURST];
 691
 692         unsigned lcore_id = rte_lcore_id();
 693         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
 694         unsigned i, j, portid, nb_rx, len;
 695         struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
 696         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
 697                         US_PER_S * BURST_TX_DRAIN_US;
 698         struct l2fwd_crypto_params *cparams;
 699         struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
 700         struct rte_cryptodev_sym_session *session;
 701
 702         if (qconf->nb_rx_ports == 0) {
 703                 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
 704                 return;
 705         }
 706
 707         RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
 708
 709         for (i = 0; i < qconf->nb_rx_ports; i++) {
 710
 711                 portid = qconf->rx_port_list[i];
 712                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
 713                         portid);
 714         }
 715
 716         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 717                 port_cparams[i].do_cipher = 0;
 718                 port_cparams[i].do_hash = 0;
 719                 port_cparams[i].do_aead = 0;
 720
 721                 switch (options->xform_chain) {
 722                 case L2FWD_CRYPTO_AEAD:
 723                         port_cparams[i].do_aead = 1;
 724                         break;
 725                 case L2FWD_CRYPTO_CIPHER_HASH:
 726                 case L2FWD_CRYPTO_HASH_CIPHER:
 727                         port_cparams[i].do_cipher = 1;
 728                         port_cparams[i].do_hash = 1;
 729                         break;
 730                 case L2FWD_CRYPTO_HASH_ONLY:
 731                         port_cparams[i].do_hash = 1;
 732                         break;
 733                 case L2FWD_CRYPTO_CIPHER_ONLY:
 734                         port_cparams[i].do_cipher = 1;
 735                         break;
 736                 }
 737
 738                 port_cparams[i].dev_id = qconf->cryptodev_list[i];
 739                 port_cparams[i].qp_id = 0;
 740
 741                 port_cparams[i].block_size = options->block_size;
 742
 743                 if (port_cparams[i].do_hash) {
 744                         port_cparams[i].auth_iv.data = options->auth_iv.data;
 745                         port_cparams[i].auth_iv.length = options->auth_iv.length;
 746                         if (!options->auth_iv_param)
 747                                 generate_random_key(port_cparams[i].auth_iv.data,
 748                                                 port_cparams[i].auth_iv.length);
 749                         if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_VERIFY)
 750                                 port_cparams[i].hash_verify = 1;
 751                         else
 752                                 port_cparams[i].hash_verify = 0;
 753
 754                         port_cparams[i].auth_algo = options->auth_xform.auth.algo;
 755                         /* Set IV parameters */
 756                         if (options->auth_iv.length) {
 757                                 options->auth_xform.auth.iv.offset =
 758                                         IV_OFFSET + options->cipher_iv.length;
 759                                 options->auth_xform.auth.iv.length =
 760                                         options->auth_iv.length;
 761                         }
 762                 }
 763
 764                 if (port_cparams[i].do_aead) {
 765                         port_cparams[i].aead_algo = options->aead_xform.aead.algo;
 766                         port_cparams[i].digest_length =
 767                                         options->aead_xform.aead.digest_length;
 768                         if (options->aead_xform.aead.add_auth_data_length) {
 769                                 port_cparams[i].aad.data = options->aad.data;
 770                                 port_cparams[i].aad.phys_addr = options->aad.phys_addr;
 771                                 port_cparams[i].aad.length = options->aad.length;
 772                                 if (!options->aad_param)
 773                                         generate_random_key(port_cparams[i].aad.data,
 774                                                 port_cparams[i].aad.length);
 775
 776                         } else
 777                                 port_cparams[i].aad.length = 0;
 778
 779                         if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_DECRYPT)
 780                                 port_cparams[i].hash_verify = 1;
 781                         else
 782                                 port_cparams[i].hash_verify = 0;
 783
 784                         /* Set IV parameters */
 785                         options->aead_xform.aead.iv.offset = IV_OFFSET;
 786                         options->aead_xform.aead.iv.length = options->aead_iv.length;
 787                 }
 788
 789                 if (port_cparams[i].do_cipher) {
 790                         port_cparams[i].cipher_iv.data = options->cipher_iv.data;
 791                         port_cparams[i].cipher_iv.length = options->cipher_iv.length;
 792                         if (!options->cipher_iv_param)
 793                                 generate_random_key(port_cparams[i].cipher_iv.data,
 794                                                 port_cparams[i].cipher_iv.length);
 795
 796                         port_cparams[i].cipher_algo = options->cipher_xform.cipher.algo;
 797                         /* Set IV parameters */
 798                         options->cipher_xform.cipher.iv.offset = IV_OFFSET;
 799                         options->cipher_xform.cipher.iv.length =
 800                                                 options->cipher_iv.length;
 801                 }
 802
 803                 session = initialize_crypto_session(options,
 804                                 port_cparams[i].dev_id);
 805                 if (session == NULL)
 806                         rte_exit(EXIT_FAILURE, "Failed to initialize crypto session\n");
 807
 808                 port_cparams[i].session = session;
 809
 810                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
 811                                 port_cparams[i].dev_id);
 812         }
 813
 814         l2fwd_crypto_options_print(options);
 815
 816         /*
 817          * Initialize previous tsc timestamp before the loop,
 818          * to avoid showing the port statistics immediately,
 819          * so user can see the crypto information.
 820          */
 821         prev_tsc = rte_rdtsc();
 822         while (1) {
 823
 824                 cur_tsc = rte_rdtsc();
 825
 826                 /*
 827                  * Crypto device/TX burst queue drain
 828                  */
 829                 diff_tsc = cur_tsc - prev_tsc;
 830                 if (unlikely(diff_tsc > drain_tsc)) {
 831                         /* Enqueue all crypto ops remaining in buffers */
 832                         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 833                                 cparams = &port_cparams[i];
 834                                 len = qconf->op_buf[cparams->dev_id].len;
 835                                 l2fwd_crypto_send_burst(qconf, len, cparams);
 836                                 qconf->op_buf[cparams->dev_id].len = 0;
 837                         }
 838                         /* Transmit all packets remaining in buffers */
 839                         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 840                                 if (qconf->pkt_buf[portid].len == 0)
 841                                         continue;
 842                                 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
 843                                                  qconf->pkt_buf[portid].len,
 844                                                  (uint8_t) portid);
 845                                 qconf->pkt_buf[portid].len = 0;
 846                         }
 847
 848                         /* if timer is enabled */
 849                         if (timer_period > 0) {
 850
 851                                 /* advance the timer */
 852                                 timer_tsc += diff_tsc;
 853
 854                                 /* if timer has reached its timeout */
 855                                 if (unlikely(timer_tsc >=
 856                                                 (uint64_t)timer_period)) {
 857
 858                                         /* do this only on master core */
 859                                         if (lcore_id == rte_get_master_lcore()
 860                                                 && options->refresh_period) {
 861                                                 print_stats();
 862                                                 timer_tsc = 0;
 863                                         }
 864                                 }
 865                         }
 866
 867                         prev_tsc = cur_tsc;
 868                 }
 869
 870                 /*
 871                  * Read packet from RX queues
 872                  */
 873                 for (i = 0; i < qconf->nb_rx_ports; i++) {
 874                         portid = qconf->rx_port_list[i];
 875
 876                         cparams = &port_cparams[i];
 877
 878                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
 879                                                  pkts_burst, MAX_PKT_BURST);
 880
 881                         port_statistics[portid].rx += nb_rx;
 882
 883                         if (nb_rx) {
 884                                 /*
 885                                  * If we can't allocate a crypto_ops, then drop
 886                                  * the rest of the burst and dequeue and
 887                                  * process the packets to free offload structs
 888                                  */
 889                                 if (rte_crypto_op_bulk_alloc(
 890                                                 l2fwd_crypto_op_pool,
 891                                                 RTE_CRYPTO_OP_TYPE_SYMMETRIC,
 892                                                 ops_burst, nb_rx) !=
 893                                                                 nb_rx) {
 894                                         for (j = 0; j < nb_rx; j++)
 895                                                 rte_pktmbuf_free(pkts_burst[j]);
 896
 897                                         nb_rx = 0;
 898                                 }
 899
 900                                 /* Enqueue packets from Crypto device*/
 901                                 for (j = 0; j < nb_rx; j++) {
 902                                         m = pkts_burst[j];
 903
 904                                         l2fwd_simple_crypto_enqueue(m,
 905                                                         ops_burst[j], cparams);
 906                                 }
 907                         }
 908
 909                         /* Dequeue packets from Crypto device */
 910                         do {
 911                                 nb_rx = rte_cryptodev_dequeue_burst(
 912                                                 cparams->dev_id, cparams->qp_id,
 913                                                 ops_burst, MAX_PKT_BURST);
 914
 915                                 crypto_statistics[cparams->dev_id].dequeued +=
 916                                                 nb_rx;
 917
 918                                 /* Forward crypto'd packets */
 919                                 for (j = 0; j < nb_rx; j++) {
 920                                         m = ops_burst[j]->sym->m_src;
 921
 922                                         rte_crypto_op_free(ops_burst[j]);
 923                                         l2fwd_simple_forward(m, portid);
 924                                 }
 925                         } while (nb_rx == MAX_PKT_BURST);
 926                 }
 927         }
 928 }
 929
 930 static int
 931 l2fwd_launch_one_lcore(void *arg)
 932 {
 933         l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
 934         return 0;
 935 }
 936
 937 /* Display command line arguments usage */
 938 static void
 939 l2fwd_crypto_usage(const char *prgname)
 940 {
 941         printf("%s [EAL options] --\n"
 942                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 943                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 944                 "  -s manage all ports from single lcore\n"
 945                 "  -T PERIOD: statistics will be refreshed each PERIOD seconds"
 946                 " (0 to disable, 10 default, 86400 maximum)\n"
 947
 948                 "  --cdev_type HW / SW / ANY\n"
 949                 "  --chain HASH_CIPHER / CIPHER_HASH / CIPHER_ONLY /"
 950                 " HASH_ONLY / AEAD\n"
 951
 952                 "  --cipher_algo ALGO\n"
 953                 "  --cipher_op ENCRYPT / DECRYPT\n"
 954                 "  --cipher_key KEY (bytes separated with \":\")\n"
 955                 "  --cipher_key_random_size SIZE: size of cipher key when generated randomly\n"
 956                 "  --cipher_iv IV (bytes separated with \":\")\n"
 957                 "  --cipher_iv_random_size SIZE: size of cipher IV when generated randomly\n"
 958
 959                 "  --auth_algo ALGO\n"
 960                 "  --auth_op GENERATE / VERIFY\n"
 961                 "  --auth_key KEY (bytes separated with \":\")\n"
 962                 "  --auth_key_random_size SIZE: size of auth key when generated randomly\n"
 963                 "  --auth_iv IV (bytes separated with \":\")\n"
 964                 "  --auth_iv_random_size SIZE: size of auth IV when generated randomly\n"
 965
 966                 "  --aead_algo ALGO\n"
 967                 "  --aead_op ENCRYPT / DECRYPT\n"
 968                 "  --aead_key KEY (bytes separated with \":\")\n"
 969                 "  --aead_key_random_size SIZE: size of AEAD key when generated randomly\n"
 970                 "  --aead_iv IV (bytes separated with \":\")\n"
 971                 "  --aead_iv_random_size SIZE: size of AEAD IV when generated randomly\n"
 972                 "  --aad AAD (bytes separated with \":\")\n"
 973                 "  --aad_random_size SIZE: size of AAD when generated randomly\n"
 974
 975                 "  --digest_size SIZE: size of digest to be generated/verified\n"
 976
 977                 "  --sessionless\n"
 978                 "  --cryptodev_mask MASK: hexadecimal bitmask of crypto devices to configure\n",
 979                prgname);
 980 }
 981
 982 /** Parse crypto device type command line argument */
 983 static int
 984 parse_cryptodev_type(enum cdev_type *type, char *optarg)
 985 {
 986         if (strcmp("HW", optarg) == 0) {
 987                 *type = CDEV_TYPE_HW;
 988                 return 0;
 989         } else if (strcmp("SW", optarg) == 0) {
 990                 *type = CDEV_TYPE_SW;
 991                 return 0;
 992         } else if (strcmp("ANY", optarg) == 0) {
 993                 *type = CDEV_TYPE_ANY;
 994                 return 0;
 995         }
 996
 997         return -1;
 998 }
 999
1000 /** Parse crypto chain xform command line argument */
1001 static int
1002 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
1003 {
1004         if (strcmp("CIPHER_HASH", optarg) == 0) {
1005                 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1006                 return 0;
1007         } else if (strcmp("HASH_CIPHER", optarg) == 0) {
1008                 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
1009                 return 0;
1010         } else if (strcmp("CIPHER_ONLY", optarg) == 0) {
1011                 options->xform_chain = L2FWD_CRYPTO_CIPHER_ONLY;
1012                 return 0;
1013         } else if (strcmp("HASH_ONLY", optarg) == 0) {
1014                 options->xform_chain = L2FWD_CRYPTO_HASH_ONLY;
1015                 return 0;
1016         } else if (strcmp("AEAD", optarg) == 0) {
1017                 options->xform_chain = L2FWD_CRYPTO_AEAD;
1018                 return 0;
1019         }
1020
1021         return -1;
1022 }
1023
1024 /** Parse crypto cipher algo option command line argument */
1025 static int
1026 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
1027 {
1028
1029         if (rte_cryptodev_get_cipher_algo_enum(algo, optarg) < 0) {
1030                 RTE_LOG(ERR, USER1, "Cipher algorithm specified "
1031                                 "not supported!\n");
1032                 return -1;
1033         }
1034
1035         return 0;
1036 }
1037
1038 /** Parse crypto cipher operation command line argument */
1039 static int
1040 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
1041 {
1042         if (strcmp("ENCRYPT", optarg) == 0) {
1043                 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1044                 return 0;
1045         } else if (strcmp("DECRYPT", optarg) == 0) {
1046                 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
1047                 return 0;
1048         }
1049
1050         printf("Cipher operation not supported!\n");
1051         return -1;
1052 }
1053
1054 /** Parse crypto key command line argument */
1055 static int
1056 parse_key(uint8_t *data, char *input_arg)
1057 {
1058         unsigned byte_count;
1059         char *token;
1060
1061         for (byte_count = 0, token = strtok(input_arg, ":");
1062                         (byte_count < MAX_KEY_SIZE) && (token != NULL);
1063                         token = strtok(NULL, ":")) {
1064
1065                 int number = (int)strtol(token, NULL, 16);
1066
1067                 if (errno == EINVAL || errno == ERANGE || number > 0xFF)
1068                         return -1;
1069
1070                 data[byte_count++] = (uint8_t)number;
1071         }
1072
1073         return byte_count;
1074 }
1075
1076 /** Parse size param*/
1077 static int
1078 parse_size(int *size, const char *q_arg)
1079 {
1080         char *end = NULL;
1081         unsigned long n;
1082
1083         /* parse hexadecimal string */
1084         n = strtoul(q_arg, &end, 10);
1085         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1086                 n = 0;
1087
1088         if (n == 0) {
1089                 printf("invalid size\n");
1090                 return -1;
1091         }
1092
1093         *size = n;
1094         return 0;
1095 }
1096
1097 /** Parse crypto cipher operation command line argument */
1098 static int
1099 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
1100 {
1101         if (rte_cryptodev_get_auth_algo_enum(algo, optarg) < 0) {
1102                 RTE_LOG(ERR, USER1, "Authentication algorithm specified "
1103                                 "not supported!\n");
1104                 return -1;
1105         }
1106
1107         return 0;
1108 }
1109
1110 static int
1111 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
1112 {
1113         if (strcmp("VERIFY", optarg) == 0) {
1114                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
1115                 return 0;
1116         } else if (strcmp("GENERATE", optarg) == 0) {
1117                 *op = RTE_CRYPTO_AUTH_OP_GENERATE;
1118                 return 0;
1119         }
1120
1121         printf("Authentication operation specified not supported!\n");
1122         return -1;
1123 }
1124
1125 static int
1126 parse_aead_algo(enum rte_crypto_aead_algorithm *algo, char *optarg)
1127 {
1128         if (rte_cryptodev_get_aead_algo_enum(algo, optarg) < 0) {
1129                 RTE_LOG(ERR, USER1, "AEAD algorithm specified "
1130                                 "not supported!\n");
1131                 return -1;
1132         }
1133
1134         return 0;
1135 }
1136
1137 static int
1138 parse_aead_op(enum rte_crypto_aead_operation *op, char *optarg)
1139 {
1140         if (strcmp("ENCRYPT", optarg) == 0) {
1141                 *op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
1142                 return 0;
1143         } else if (strcmp("DECRYPT", optarg) == 0) {
1144                 *op = RTE_CRYPTO_AEAD_OP_DECRYPT;
1145                 return 0;
1146         }
1147
1148         printf("AEAD operation specified not supported!\n");
1149         return -1;
1150 }
1151 static int
1152 parse_cryptodev_mask(struct l2fwd_crypto_options *options,
1153                 const char *q_arg)
1154 {
1155         char *end = NULL;
1156         uint64_t pm;
1157
1158         /* parse hexadecimal string */
1159         pm = strtoul(q_arg, &end, 16);
1160         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1161                 pm = 0;
1162
1163         options->cryptodev_mask = pm;
1164         if (options->cryptodev_mask == 0) {
1165                 printf("invalid cryptodev_mask specified\n");
1166                 return -1;
1167         }
1168
1169         return 0;
1170 }
1171
1172 /** Parse long options */
1173 static int
1174 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
1175                 struct option *lgopts, int option_index)
1176 {
1177         int retval;
1178
1179         if (strcmp(lgopts[option_index].name, "cdev_type") == 0) {
1180                 retval = parse_cryptodev_type(&options->type, optarg);
1181                 if (retval == 0)
1182                         snprintf(options->string_type, MAX_STR_LEN,
1183                                 "%s", optarg);
1184                 return retval;
1185         }
1186
1187         else if (strcmp(lgopts[option_index].name, "chain") == 0)
1188                 return parse_crypto_opt_chain(options, optarg);
1189
1190         /* Cipher options */
1191         else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
1192                 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
1193                                 optarg);
1194
1195         else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
1196                 return parse_cipher_op(&options->cipher_xform.cipher.op,
1197                                 optarg);
1198
1199         else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) {
1200                 options->ckey_param = 1;
1201                 options->cipher_xform.cipher.key.length =
1202                         parse_key(options->cipher_xform.cipher.key.data, optarg);
1203                 if (options->cipher_xform.cipher.key.length > 0)
1204                         return 0;
1205                 else
1206                         return -1;
1207         }
1208
1209         else if (strcmp(lgopts[option_index].name, "cipher_key_random_size") == 0)
1210                 return parse_size(&options->ckey_random_size, optarg);
1211
1212         else if (strcmp(lgopts[option_index].name, "cipher_iv") == 0) {
1213                 options->cipher_iv_param = 1;
1214                 options->cipher_iv.length =
1215                         parse_key(options->cipher_iv.data, optarg);
1216                 if (options->cipher_iv.length > 0)
1217                         return 0;
1218                 else
1219                         return -1;
1220         }
1221
1222         else if (strcmp(lgopts[option_index].name, "cipher_iv_random_size") == 0)
1223                 return parse_size(&options->cipher_iv_random_size, optarg);
1224
1225         /* Authentication options */
1226         else if (strcmp(lgopts[option_index].name, "auth_algo") == 0) {
1227                 return parse_auth_algo(&options->auth_xform.auth.algo,
1228                                 optarg);
1229         }
1230
1231         else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
1232                 return parse_auth_op(&options->auth_xform.auth.op,
1233                                 optarg);
1234
1235         else if (strcmp(lgopts[option_index].name, "auth_key") == 0) {
1236                 options->akey_param = 1;
1237                 options->auth_xform.auth.key.length =
1238                         parse_key(options->auth_xform.auth.key.data, optarg);
1239                 if (options->auth_xform.auth.key.length > 0)
1240                         return 0;
1241                 else
1242                         return -1;
1243         }
1244
1245         else if (strcmp(lgopts[option_index].name, "auth_key_random_size") == 0) {
1246                 return parse_size(&options->akey_random_size, optarg);
1247         }
1248
1249         else if (strcmp(lgopts[option_index].name, "auth_iv") == 0) {
1250                 options->auth_iv_param = 1;
1251                 options->auth_iv.length =
1252                         parse_key(options->auth_iv.data, optarg);
1253                 if (options->auth_iv.length > 0)
1254                         return 0;
1255                 else
1256                         return -1;
1257         }
1258
1259         else if (strcmp(lgopts[option_index].name, "auth_iv_random_size") == 0)
1260                 return parse_size(&options->auth_iv_random_size, optarg);
1261
1262         /* AEAD options */
1263         else if (strcmp(lgopts[option_index].name, "aead_algo") == 0) {
1264                 return parse_aead_algo(&options->aead_xform.aead.algo,
1265                                 optarg);
1266         }
1267
1268         else if (strcmp(lgopts[option_index].name, "aead_op") == 0)
1269                 return parse_aead_op(&options->aead_xform.aead.op,
1270                                 optarg);
1271
1272         else if (strcmp(lgopts[option_index].name, "aead_key") == 0) {
1273                 options->aead_key_param = 1;
1274                 options->aead_xform.aead.key.length =
1275                         parse_key(options->aead_xform.aead.key.data, optarg);
1276                 if (options->aead_xform.aead.key.length > 0)
1277                         return 0;
1278                 else
1279                         return -1;
1280         }
1281
1282         else if (strcmp(lgopts[option_index].name, "aead_key_random_size") == 0)
1283                 return parse_size(&options->aead_key_random_size, optarg);
1284
1285
1286         else if (strcmp(lgopts[option_index].name, "aead_iv") == 0) {
1287                 options->aead_iv_param = 1;
1288                 options->aead_iv.length =
1289                         parse_key(options->aead_iv.data, optarg);
1290                 if (options->aead_iv.length > 0)
1291                         return 0;
1292                 else
1293                         return -1;
1294         }
1295
1296         else if (strcmp(lgopts[option_index].name, "aead_iv_random_size") == 0)
1297                 return parse_size(&options->aead_iv_random_size, optarg);
1298
1299         else if (strcmp(lgopts[option_index].name, "aad") == 0) {
1300                 options->aad_param = 1;
1301                 options->aad.length =
1302                         parse_key(options->aad.data, optarg);
1303                 if (options->aad.length > 0)
1304                         return 0;
1305                 else
1306                         return -1;
1307         }
1308
1309         else if (strcmp(lgopts[option_index].name, "aad_random_size") == 0) {
1310                 return parse_size(&options->aad_random_size, optarg);
1311         }
1312
1313         else if (strcmp(lgopts[option_index].name, "digest_size") == 0) {
1314                 return parse_size(&options->digest_size, optarg);
1315         }
1316
1317         else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
1318                 options->sessionless = 1;
1319                 return 0;
1320         }
1321
1322         else if (strcmp(lgopts[option_index].name, "cryptodev_mask") == 0)
1323                 return parse_cryptodev_mask(options, optarg);
1324
1325         return -1;
1326 }
1327
1328 /** Parse port mask */
1329 static int
1330 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
1331                 const char *q_arg)
1332 {
1333         char *end = NULL;
1334         unsigned long pm;
1335
1336         /* parse hexadecimal string */
1337         pm = strtoul(q_arg, &end, 16);
1338         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1339                 pm = 0;
1340
1341         options->portmask = pm;
1342         if (options->portmask == 0) {
1343                 printf("invalid portmask specified\n");
1344                 return -1;
1345         }
1346
1347         return pm;
1348 }
1349
1350 /** Parse number of queues */
1351 static int
1352 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
1353                 const char *q_arg)
1354 {
1355         char *end = NULL;
1356         unsigned long n;
1357
1358         /* parse hexadecimal string */
1359         n = strtoul(q_arg, &end, 10);
1360         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1361                 n = 0;
1362         else if (n >= MAX_RX_QUEUE_PER_LCORE)
1363                 n = 0;
1364
1365         options->nb_ports_per_lcore = n;
1366         if (options->nb_ports_per_lcore == 0) {
1367                 printf("invalid number of ports selected\n");
1368                 return -1;
1369         }
1370
1371         return 0;
1372 }
1373
1374 /** Parse timer period */
1375 static int
1376 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
1377                 const char *q_arg)
1378 {
1379         char *end = NULL;
1380         unsigned long n;
1381
1382         /* parse number string */
1383         n = (unsigned)strtol(q_arg, &end, 10);
1384         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1385                 n = 0;
1386
1387         if (n >= MAX_TIMER_PERIOD) {
1388                 printf("Warning refresh period specified %lu is greater than "
1389                                 "max value %lu! using max value",
1390                                 n, MAX_TIMER_PERIOD);
1391                 n = MAX_TIMER_PERIOD;
1392         }
1393
1394         options->refresh_period = n * 1000 * TIMER_MILLISECOND;
1395
1396         return 0;
1397 }
1398
1399 /** Generate default options for application */
1400 static void
1401 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
1402 {
1403         options->portmask = 0xffffffff;
1404         options->nb_ports_per_lcore = 1;
1405         options->refresh_period = 10000;
1406         options->single_lcore = 0;
1407         options->sessionless = 0;
1408
1409         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1410
1411         /* Cipher Data */
1412         options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
1413         options->cipher_xform.next = NULL;
1414         options->ckey_param = 0;
1415         options->ckey_random_size = -1;
1416         options->cipher_xform.cipher.key.length = 0;
1417         options->cipher_iv_param = 0;
1418         options->cipher_iv_random_size = -1;
1419         options->cipher_iv.length = 0;
1420
1421         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
1422         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1423
1424         /* Authentication Data */
1425         options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH;
1426         options->auth_xform.next = NULL;
1427         options->akey_param = 0;
1428         options->akey_random_size = -1;
1429         options->auth_xform.auth.key.length = 0;
1430         options->auth_iv_param = 0;
1431         options->auth_iv_random_size = -1;
1432         options->auth_iv.length = 0;
1433
1434         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1435         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
1436
1437         /* AEAD Data */
1438         options->aead_xform.type = RTE_CRYPTO_SYM_XFORM_AEAD;
1439         options->aead_xform.next = NULL;
1440         options->aead_key_param = 0;
1441         options->aead_key_random_size = -1;
1442         options->aead_xform.aead.key.length = 0;
1443         options->aead_iv_param = 0;
1444         options->aead_iv_random_size = -1;
1445         options->aead_iv.length = 0;
1446
1447         options->auth_xform.aead.algo = RTE_CRYPTO_AEAD_AES_GCM;
1448         options->auth_xform.aead.op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
1449
1450         options->aad_param = 0;
1451         options->aad_random_size = -1;
1452         options->aad.length = 0;
1453
1454         options->digest_size = -1;
1455
1456         options->type = CDEV_TYPE_ANY;
1457         options->cryptodev_mask = UINT64_MAX;
1458 }
1459
1460 static void
1461 display_cipher_info(struct l2fwd_crypto_options *options)
1462 {
1463         printf("\n---- Cipher information ---\n");
1464         printf("Algorithm: %s\n",
1465                 rte_crypto_cipher_algorithm_strings[options->cipher_xform.cipher.algo]);
1466         rte_hexdump(stdout, "Cipher key:",
1467                         options->cipher_xform.cipher.key.data,
1468                         options->cipher_xform.cipher.key.length);
1469         rte_hexdump(stdout, "IV:", options->cipher_iv.data, options->cipher_iv.length);
1470 }
1471
1472 static void
1473 display_auth_info(struct l2fwd_crypto_options *options)
1474 {
1475         printf("\n---- Authentication information ---\n");
1476         printf("Algorithm: %s\n",
1477                 rte_crypto_auth_algorithm_strings[options->auth_xform.auth.algo]);
1478         rte_hexdump(stdout, "Auth key:",
1479                         options->auth_xform.auth.key.data,
1480                         options->auth_xform.auth.key.length);
1481         rte_hexdump(stdout, "IV:", options->auth_iv.data, options->auth_iv.length);
1482 }
1483
1484 static void
1485 display_aead_info(struct l2fwd_crypto_options *options)
1486 {
1487         printf("\n---- AEAD information ---\n");
1488         printf("Algorithm: %s\n",
1489                 rte_crypto_aead_algorithm_strings[options->aead_xform.aead.algo]);
1490         rte_hexdump(stdout, "AEAD key:",
1491                         options->aead_xform.aead.key.data,
1492                         options->aead_xform.aead.key.length);
1493         rte_hexdump(stdout, "IV:", options->aead_iv.data, options->aead_iv.length);
1494         rte_hexdump(stdout, "AAD:", options->aad.data, options->aad.length);
1495 }
1496
1497 static void
1498 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
1499 {
1500         char string_cipher_op[MAX_STR_LEN];
1501         char string_auth_op[MAX_STR_LEN];
1502         char string_aead_op[MAX_STR_LEN];
1503
1504         if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1505                 strcpy(string_cipher_op, "Encrypt");
1506         else
1507                 strcpy(string_cipher_op, "Decrypt");
1508
1509         if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_GENERATE)
1510                 strcpy(string_auth_op, "Auth generate");
1511         else
1512                 strcpy(string_auth_op, "Auth verify");
1513
1514         if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
1515                 strcpy(string_aead_op, "Authenticated encryption");
1516         else
1517                 strcpy(string_aead_op, "Authenticated decryption");
1518
1519
1520         printf("Options:-\nn");
1521         printf("portmask: %x\n", options->portmask);
1522         printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
1523         printf("refresh period : %u\n", options->refresh_period);
1524         printf("single lcore mode: %s\n",
1525                         options->single_lcore ? "enabled" : "disabled");
1526         printf("stats_printing: %s\n",
1527                         options->refresh_period == 0 ? "disabled" : "enabled");
1528
1529         printf("sessionless crypto: %s\n",
1530                         options->sessionless ? "enabled" : "disabled");
1531
1532         if (options->ckey_param && (options->ckey_random_size != -1))
1533                 printf("Cipher key already parsed, ignoring size of random key\n");
1534
1535         if (options->akey_param && (options->akey_random_size != -1))
1536                 printf("Auth key already parsed, ignoring size of random key\n");
1537
1538         if (options->cipher_iv_param && (options->cipher_iv_random_size != -1))
1539                 printf("Cipher IV already parsed, ignoring size of random IV\n");
1540
1541         if (options->auth_iv_param && (options->auth_iv_random_size != -1))
1542                 printf("Auth IV already parsed, ignoring size of random IV\n");
1543
1544         if (options->aad_param && (options->aad_random_size != -1))
1545                 printf("AAD already parsed, ignoring size of random AAD\n");
1546
1547         printf("\nCrypto chain: ");
1548         switch (options->xform_chain) {
1549         case L2FWD_CRYPTO_AEAD:
1550                 printf("Input --> %s --> Output\n", string_aead_op);
1551                 display_aead_info(options);
1552                 break;
1553         case L2FWD_CRYPTO_CIPHER_HASH:
1554                 printf("Input --> %s --> %s --> Output\n",
1555                         string_cipher_op, string_auth_op);
1556                 display_cipher_info(options);
1557                 display_auth_info(options);
1558                 break;
1559         case L2FWD_CRYPTO_HASH_CIPHER:
1560                 printf("Input --> %s --> %s --> Output\n",
1561                         string_auth_op, string_cipher_op);
1562                 display_cipher_info(options);
1563                 display_auth_info(options);
1564                 break;
1565         case L2FWD_CRYPTO_HASH_ONLY:
1566                 printf("Input --> %s --> Output\n", string_auth_op);
1567                 display_auth_info(options);
1568                 break;
1569         case L2FWD_CRYPTO_CIPHER_ONLY:
1570                 printf("Input --> %s --> Output\n", string_cipher_op);
1571                 display_cipher_info(options);
1572                 break;
1573         }
1574 }
1575
1576 /* Parse the argument given in the command line of the application */
1577 static int
1578 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1579                 int argc, char **argv)
1580 {
1581         int opt, retval, option_index;
1582         char **argvopt = argv, *prgname = argv[0];
1583
1584         static struct option lgopts[] = {
1585                         { "sessionless", no_argument, 0, 0 },
1586
1587                         { "cdev_type", required_argument, 0, 0 },
1588                         { "chain", required_argument, 0, 0 },
1589
1590                         { "cipher_algo", required_argument, 0, 0 },
1591                         { "cipher_op", required_argument, 0, 0 },
1592                         { "cipher_key", required_argument, 0, 0 },
1593                         { "cipher_key_random_size", required_argument, 0, 0 },
1594                         { "cipher_iv", required_argument, 0, 0 },
1595                         { "cipher_iv_random_size", required_argument, 0, 0 },
1596
1597                         { "auth_algo", required_argument, 0, 0 },
1598                         { "auth_op", required_argument, 0, 0 },
1599                         { "auth_key", required_argument, 0, 0 },
1600                         { "auth_key_random_size", required_argument, 0, 0 },
1601                         { "auth_iv", required_argument, 0, 0 },
1602                         { "auth_iv_random_size", required_argument, 0, 0 },
1603
1604                         { "aead_algo", required_argument, 0, 0 },
1605                         { "aead_op", required_argument, 0, 0 },
1606                         { "aead_key", required_argument, 0, 0 },
1607                         { "aead_key_random_size", required_argument, 0, 0 },
1608                         { "aead_iv", required_argument, 0, 0 },
1609                         { "aead_iv_random_size", required_argument, 0, 0 },
1610
1611                         { "aad", required_argument, 0, 0 },
1612                         { "aad_random_size", required_argument, 0, 0 },
1613
1614                         { "digest_size", required_argument, 0, 0 },
1615
1616                         { "sessionless", no_argument, 0, 0 },
1617                         { "cryptodev_mask", required_argument, 0, 0},
1618
1619                         { NULL, 0, 0, 0 }
1620         };
1621
1622         l2fwd_crypto_default_options(options);
1623
1624         while ((opt = getopt_long(argc, argvopt, "p:q:sT:", lgopts,
1625                         &option_index)) != EOF) {
1626                 switch (opt) {
1627                 /* long options */
1628                 case 0:
1629                         retval = l2fwd_crypto_parse_args_long_options(options,
1630                                         lgopts, option_index);
1631                         if (retval < 0) {
1632                                 l2fwd_crypto_usage(prgname);
1633                                 return -1;
1634                         }
1635                         break;
1636
1637                 /* portmask */
1638                 case 'p':
1639                         retval = l2fwd_crypto_parse_portmask(options, optarg);
1640                         if (retval < 0) {
1641                                 l2fwd_crypto_usage(prgname);
1642                                 return -1;
1643                         }
1644                         break;
1645
1646                 /* nqueue */
1647                 case 'q':
1648                         retval = l2fwd_crypto_parse_nqueue(options, optarg);
1649                         if (retval < 0) {
1650                                 l2fwd_crypto_usage(prgname);
1651                                 return -1;
1652                         }
1653                         break;
1654
1655                 /* single  */
1656                 case 's':
1657                         options->single_lcore = 1;
1658
1659                         break;
1660
1661                 /* timer period */
1662                 case 'T':
1663                         retval = l2fwd_crypto_parse_timer_period(options,
1664                                         optarg);
1665                         if (retval < 0) {
1666                                 l2fwd_crypto_usage(prgname);
1667                                 return -1;
1668                         }
1669                         break;
1670
1671                 default:
1672                         l2fwd_crypto_usage(prgname);
1673                         return -1;
1674                 }
1675         }
1676
1677
1678         if (optind >= 0)
1679                 argv[optind-1] = prgname;
1680
1681         retval = optind-1;
1682         optind = 1; /* reset getopt lib */
1683
1684         return retval;
1685 }
1686
1687 /* Check the link status of all ports in up to 9s, and print them finally */
1688 static void
1689 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1690 {
1691 #define CHECK_INTERVAL 100 /* 100ms */
1692 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1693         uint8_t portid, count, all_ports_up, print_flag = 0;
1694         struct rte_eth_link link;
1695
1696         printf("\nChecking link status");
1697         fflush(stdout);
1698         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1699                 all_ports_up = 1;
1700                 for (portid = 0; portid < port_num; portid++) {
1701                         if ((port_mask & (1 << portid)) == 0)
1702                                 continue;
1703                         memset(&link, 0, sizeof(link));
1704                         rte_eth_link_get_nowait(portid, &link);
1705                         /* print link status if flag set */
1706                         if (print_flag == 1) {
1707                                 if (link.link_status)
1708                                         printf("Port %d Link Up - speed %u "
1709                                                 "Mbps - %s\n", (uint8_t)portid,
1710                                                 (unsigned)link.link_speed,
1711                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1712                                         ("full-duplex") : ("half-duplex\n"));
1713                                 else
1714                                         printf("Port %d Link Down\n",
1715                                                 (uint8_t)portid);
1716                                 continue;
1717                         }
1718                         /* clear all_ports_up flag if any link down */
1719                         if (link.link_status == ETH_LINK_DOWN) {
1720                                 all_ports_up = 0;
1721                                 break;
1722                         }
1723                 }
1724                 /* after finally printing all link status, get out */
1725                 if (print_flag == 1)
1726                         break;
1727
1728                 if (all_ports_up == 0) {
1729                         printf(".");
1730                         fflush(stdout);
1731                         rte_delay_ms(CHECK_INTERVAL);
1732                 }
1733
1734                 /* set the print_flag if all ports up or timeout */
1735                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1736                         print_flag = 1;
1737                         printf("done\n");
1738                 }
1739         }
1740 }
1741
1742 /* Check if device has to be HW/SW or any */
1743 static int
1744 check_type(const struct l2fwd_crypto_options *options,
1745                 const struct rte_cryptodev_info *dev_info)
1746 {
1747         if (options->type == CDEV_TYPE_HW &&
1748                         (dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1749                 return 0;
1750         if (options->type == CDEV_TYPE_SW &&
1751                         !(dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1752                 return 0;
1753         if (options->type == CDEV_TYPE_ANY)
1754                 return 0;
1755
1756         return -1;
1757 }
1758
1759 static const struct rte_cryptodev_capabilities *
1760 check_device_support_cipher_algo(const struct l2fwd_crypto_options *options,
1761                 const struct rte_cryptodev_info *dev_info,
1762                 uint8_t cdev_id)
1763 {
1764         unsigned int i = 0;
1765         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1766         enum rte_crypto_cipher_algorithm cap_cipher_algo;
1767         enum rte_crypto_cipher_algorithm opt_cipher_algo =
1768                                         options->cipher_xform.cipher.algo;
1769
1770         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1771                 cap_cipher_algo = cap->sym.cipher.algo;
1772                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
1773                         if (cap_cipher_algo == opt_cipher_algo) {
1774                                 if (check_type(options, dev_info) == 0)
1775                                         break;
1776                         }
1777                 }
1778                 cap = &dev_info->capabilities[++i];
1779         }
1780
1781         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1782                 printf("Algorithm %s not supported by cryptodev %u"
1783                         " or device not of preferred type (%s)\n",
1784                         rte_crypto_cipher_algorithm_strings[opt_cipher_algo],
1785                         cdev_id,
1786                         options->string_type);
1787                 return NULL;
1788         }
1789
1790         return cap;
1791 }
1792
1793 static const struct rte_cryptodev_capabilities *
1794 check_device_support_auth_algo(const struct l2fwd_crypto_options *options,
1795                 const struct rte_cryptodev_info *dev_info,
1796                 uint8_t cdev_id)
1797 {
1798         unsigned int i = 0;
1799         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1800         enum rte_crypto_auth_algorithm cap_auth_algo;
1801         enum rte_crypto_auth_algorithm opt_auth_algo =
1802                                         options->auth_xform.auth.algo;
1803
1804         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1805                 cap_auth_algo = cap->sym.auth.algo;
1806                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AUTH) {
1807                         if (cap_auth_algo == opt_auth_algo) {
1808                                 if (check_type(options, dev_info) == 0)
1809                                         break;
1810                         }
1811                 }
1812                 cap = &dev_info->capabilities[++i];
1813         }
1814
1815         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1816                 printf("Algorithm %s not supported by cryptodev %u"
1817                         " or device not of preferred type (%s)\n",
1818                         rte_crypto_auth_algorithm_strings[opt_auth_algo],
1819                         cdev_id,
1820                         options->string_type);
1821                 return NULL;
1822         }
1823
1824         return cap;
1825 }
1826
1827 static const struct rte_cryptodev_capabilities *
1828 check_device_support_aead_algo(const struct l2fwd_crypto_options *options,
1829                 const struct rte_cryptodev_info *dev_info,
1830                 uint8_t cdev_id)
1831 {
1832         unsigned int i = 0;
1833         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1834         enum rte_crypto_aead_algorithm cap_aead_algo;
1835         enum rte_crypto_aead_algorithm opt_aead_algo =
1836                                         options->aead_xform.aead.algo;
1837
1838         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1839                 cap_aead_algo = cap->sym.aead.algo;
1840                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) {
1841                         if (cap_aead_algo == opt_aead_algo) {
1842                                 if (check_type(options, dev_info) == 0)
1843                                         break;
1844                         }
1845                 }
1846                 cap = &dev_info->capabilities[++i];
1847         }
1848
1849         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1850                 printf("Algorithm %s not supported by cryptodev %u"
1851                         " or device not of preferred type (%s)\n",
1852                         rte_crypto_aead_algorithm_strings[opt_aead_algo],
1853                         cdev_id,
1854                         options->string_type);
1855                 return NULL;
1856         }
1857
1858         return cap;
1859 }
1860
1861 /* Check if the device is enabled by cryptodev_mask */
1862 static int
1863 check_cryptodev_mask(struct l2fwd_crypto_options *options,
1864                 uint8_t cdev_id)
1865 {
1866         if (options->cryptodev_mask & (1 << cdev_id))
1867                 return 0;
1868
1869         return -1;
1870 }
1871
1872 static inline int
1873 check_supported_size(uint16_t length, uint16_t min, uint16_t max,
1874                 uint16_t increment)
1875 {
1876         uint16_t supp_size;
1877
1878         /* Single value */
1879         if (increment == 0) {
1880                 if (length == min)
1881                         return 0;
1882                 else
1883                         return -1;
1884         }
1885
1886         /* Range of values */
1887         for (supp_size = min; supp_size <= max; supp_size += increment) {
1888                 if (length == supp_size)
1889                         return 0;
1890         }
1891
1892         return -1;
1893 }
1894
1895 static int
1896 check_iv_param(const struct rte_crypto_param_range *iv_range_size,
1897                 unsigned int iv_param, int iv_random_size,
1898                 uint16_t *iv_length)
1899 {
1900         /*
1901          * Check if length of provided IV is supported
1902          * by the algorithm chosen.
1903          */
1904         if (iv_param) {
1905                 if (check_supported_size(*iv_length,
1906                                 iv_range_size->min,
1907                                 iv_range_size->max,
1908                                 iv_range_size->increment)
1909                                         != 0) {
1910                         printf("Unsupported IV length\n");
1911                         return -1;
1912                 }
1913         /*
1914          * Check if length of IV to be randomly generated
1915          * is supported by the algorithm chosen.
1916          */
1917         } else if (iv_random_size != -1) {
1918                 if (check_supported_size(iv_random_size,
1919                                 iv_range_size->min,
1920                                 iv_range_size->max,
1921                                 iv_range_size->increment)
1922                                         != 0) {
1923                         printf("Unsupported IV length\n");
1924                         return -1;
1925                 }
1926                 *iv_length = iv_random_size;
1927         /* No size provided, use minimum size. */
1928         } else
1929                 *iv_length = iv_range_size->min;
1930
1931         return 0;
1932 }
1933
1934 static int
1935 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports,
1936                 uint8_t *enabled_cdevs)
1937 {
1938         unsigned int cdev_id, cdev_count, enabled_cdev_count = 0;
1939         const struct rte_cryptodev_capabilities *cap;
1940         unsigned int sess_sz, max_sess_sz = 0;
1941         int retval;
1942
1943         cdev_count = rte_cryptodev_count();
1944         if (cdev_count == 0) {
1945                 printf("No crypto devices available\n");
1946                 return -1;
1947         }
1948
1949         for (cdev_id = 0; cdev_id < cdev_count; cdev_id++) {
1950                 sess_sz = rte_cryptodev_get_private_session_size(cdev_id);
1951                 if (sess_sz > max_sess_sz)
1952                         max_sess_sz = sess_sz;
1953         }
1954
1955         for (cdev_id = 0; cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1956                         cdev_id++) {
1957                 struct rte_cryptodev_qp_conf qp_conf;
1958                 struct rte_cryptodev_info dev_info;
1959                 uint8_t socket_id = rte_cryptodev_socket_id(cdev_id);
1960
1961                 struct rte_cryptodev_config conf = {
1962                         .nb_queue_pairs = 1,
1963                         .socket_id = socket_id,
1964                 };
1965
1966                 if (check_cryptodev_mask(options, (uint8_t)cdev_id))
1967                         continue;
1968
1969                 rte_cryptodev_info_get(cdev_id, &dev_info);
1970
1971                 if (session_pool_socket[socket_id] == NULL) {
1972                         char mp_name[RTE_MEMPOOL_NAMESIZE];
1973                         struct rte_mempool *sess_mp;
1974
1975                         snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
1976                                 "sess_mp_%u", socket_id);
1977
1978                         /*
1979                          * Create enough objects for session headers and
1980                          * device private data
1981                          */
1982                         sess_mp = rte_mempool_create(mp_name,
1983                                                 MAX_SESSIONS * 2,
1984                                                 max_sess_sz,
1985                                                 SESSION_POOL_CACHE_SIZE,
1986                                                 0, NULL, NULL, NULL,
1987                                                 NULL, socket_id,
1988                                                 0);
1989
1990                         if (sess_mp == NULL) {
1991                                 printf("Cannot create session pool on socket %d\n",
1992                                         socket_id);
1993                                 return -ENOMEM;
1994                         }
1995
1996                         printf("Allocated session pool on socket %d\n", socket_id);
1997                         session_pool_socket[socket_id] = sess_mp;
1998                 }
1999
2000                 /* Set AEAD parameters */
2001                 if (options->xform_chain == L2FWD_CRYPTO_AEAD) {
2002                         /* Check if device supports AEAD algo */
2003                         cap = check_device_support_aead_algo(options, &dev_info,
2004                                                         cdev_id);
2005                         if (cap == NULL)
2006                                 continue;
2007
2008                         options->block_size = cap->sym.aead.block_size;
2009
2010                         check_iv_param(&cap->sym.aead.iv_size,
2011                                         options->aead_iv_param,
2012                                         options->aead_iv_random_size,
2013                                         &options->aead_iv.length);
2014
2015                         /*
2016                          * Check if length of provided AEAD key is supported
2017                          * by the algorithm chosen.
2018                          */
2019                         if (options->aead_key_param) {
2020                                 if (check_supported_size(
2021                                                 options->aead_xform.aead.key.length,
2022                                                 cap->sym.aead.key_size.min,
2023                                                 cap->sym.aead.key_size.max,
2024                                                 cap->sym.aead.key_size.increment)
2025                                                         != 0) {
2026                                         printf("Unsupported aead key length\n");
2027                                         return -1;
2028                                 }
2029                         /*
2030                          * Check if length of the aead key to be randomly generated
2031                          * is supported by the algorithm chosen.
2032                          */
2033                         } else if (options->aead_key_random_size != -1) {
2034                                 if (check_supported_size(options->ckey_random_size,
2035                                                 cap->sym.aead.key_size.min,
2036                                                 cap->sym.aead.key_size.max,
2037                                                 cap->sym.aead.key_size.increment)
2038                                                         != 0) {
2039                                         printf("Unsupported aead key length\n");
2040                                         return -1;
2041                                 }
2042                                 options->aead_xform.aead.key.length =
2043                                                         options->ckey_random_size;
2044                         /* No size provided, use minimum size. */
2045                         } else
2046                                 options->aead_xform.aead.key.length =
2047                                                 cap->sym.aead.key_size.min;
2048
2049                         if (!options->aead_key_param)
2050                                 generate_random_key(
2051                                         options->aead_xform.aead.key.data,
2052                                         options->aead_xform.aead.key.length);
2053
2054                         /*
2055                          * Check if length of provided AAD is supported
2056                          * by the algorithm chosen.
2057                          */
2058                         if (options->aad_param) {
2059                                 if (check_supported_size(options->aad.length,
2060                                                 cap->sym.aead.aad_size.min,
2061                                                 cap->sym.aead.aad_size.max,
2062                                                 cap->sym.aead.aad_size.increment)
2063                                                         != 0) {
2064                                         printf("Unsupported AAD length\n");
2065                                         return -1;
2066                                 }
2067                         /*
2068                          * Check if length of AAD to be randomly generated
2069                          * is supported by the algorithm chosen.
2070                          */
2071                         } else if (options->aad_random_size != -1) {
2072                                 if (check_supported_size(options->aad_random_size,
2073                                                 cap->sym.aead.aad_size.min,
2074                                                 cap->sym.aead.aad_size.max,
2075                                                 cap->sym.aead.aad_size.increment)
2076                                                         != 0) {
2077                                         printf("Unsupported AAD length\n");
2078                                         return -1;
2079                                 }
2080                                 options->aad.length = options->aad_random_size;
2081                         /* No size provided, use minimum size. */
2082                         } else
2083                                 options->aad.length = cap->sym.auth.aad_size.min;
2084
2085                         options->aead_xform.aead.add_auth_data_length =
2086                                                 options->aad.length;
2087
2088                         /* Check if digest size is supported by the algorithm. */
2089                         if (options->digest_size != -1) {
2090                                 if (check_supported_size(options->digest_size,
2091                                                 cap->sym.aead.digest_size.min,
2092                                                 cap->sym.aead.digest_size.max,
2093                                                 cap->sym.aead.digest_size.increment)
2094                                                         != 0) {
2095                                         printf("Unsupported digest length\n");
2096                                         return -1;
2097                                 }
2098                                 options->aead_xform.aead.digest_length =
2099                                                         options->digest_size;
2100                         /* No size provided, use minimum size. */
2101                         } else
2102                                 options->aead_xform.aead.digest_length =
2103                                                 cap->sym.aead.digest_size.min;
2104                 }
2105
2106                 /* Set cipher parameters */
2107                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
2108                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
2109                                 options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
2110                         /* Check if device supports cipher algo */
2111                         cap = check_device_support_cipher_algo(options, &dev_info,
2112                                                         cdev_id);
2113                         if (cap == NULL)
2114                                 continue;
2115
2116                         options->block_size = cap->sym.cipher.block_size;
2117
2118                         check_iv_param(&cap->sym.cipher.iv_size,
2119                                         options->cipher_iv_param,
2120                                         options->cipher_iv_random_size,
2121                                         &options->cipher_iv.length);
2122
2123                         /*
2124                          * Check if length of provided cipher key is supported
2125                          * by the algorithm chosen.
2126                          */
2127                         if (options->ckey_param) {
2128                                 if (check_supported_size(
2129                                                 options->cipher_xform.cipher.key.length,
2130                                                 cap->sym.cipher.key_size.min,
2131                                                 cap->sym.cipher.key_size.max,
2132                                                 cap->sym.cipher.key_size.increment)
2133                                                         != 0) {
2134                                         printf("Unsupported cipher key length\n");
2135                                         return -1;
2136                                 }
2137                         /*
2138                          * Check if length of the cipher key to be randomly generated
2139                          * is supported by the algorithm chosen.
2140                          */
2141                         } else if (options->ckey_random_size != -1) {
2142                                 if (check_supported_size(options->ckey_random_size,
2143                                                 cap->sym.cipher.key_size.min,
2144                                                 cap->sym.cipher.key_size.max,
2145                                                 cap->sym.cipher.key_size.increment)
2146                                                         != 0) {
2147                                         printf("Unsupported cipher key length\n");
2148                                         return -1;
2149                                 }
2150                                 options->cipher_xform.cipher.key.length =
2151                                                         options->ckey_random_size;
2152                         /* No size provided, use minimum size. */
2153                         } else
2154                                 options->cipher_xform.cipher.key.length =
2155                                                 cap->sym.cipher.key_size.min;
2156
2157                         if (!options->ckey_param)
2158                                 generate_random_key(
2159                                         options->cipher_xform.cipher.key.data,
2160                                         options->cipher_xform.cipher.key.length);
2161
2162                 }
2163
2164                 /* Set auth parameters */
2165                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
2166                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
2167                                 options->xform_chain == L2FWD_CRYPTO_HASH_ONLY) {
2168                         /* Check if device supports auth algo */
2169                         cap = check_device_support_auth_algo(options, &dev_info,
2170                                                         cdev_id);
2171                         if (cap == NULL)
2172                                 continue;
2173
2174                         check_iv_param(&cap->sym.auth.iv_size,
2175                                         options->auth_iv_param,
2176                                         options->auth_iv_random_size,
2177                                         &options->auth_iv.length);
2178                         /*
2179                          * Check if length of provided auth key is supported
2180                          * by the algorithm chosen.
2181                          */
2182                         if (options->akey_param) {
2183                                 if (check_supported_size(
2184                                                 options->auth_xform.auth.key.length,
2185                                                 cap->sym.auth.key_size.min,
2186                                                 cap->sym.auth.key_size.max,
2187                                                 cap->sym.auth.key_size.increment)
2188                                                         != 0) {
2189                                         printf("Unsupported auth key length\n");
2190                                         return -1;
2191                                 }
2192                         /*
2193                          * Check if length of the auth key to be randomly generated
2194                          * is supported by the algorithm chosen.
2195                          */
2196                         } else if (options->akey_random_size != -1) {
2197                                 if (check_supported_size(options->akey_random_size,
2198                                                 cap->sym.auth.key_size.min,
2199                                                 cap->sym.auth.key_size.max,
2200                                                 cap->sym.auth.key_size.increment)
2201                                                         != 0) {
2202                                         printf("Unsupported auth key length\n");
2203                                         return -1;
2204                                 }
2205                                 options->auth_xform.auth.key.length =
2206                                                         options->akey_random_size;
2207                         /* No size provided, use minimum size. */
2208                         } else
2209                                 options->auth_xform.auth.key.length =
2210                                                 cap->sym.auth.key_size.min;
2211
2212                         if (!options->akey_param)
2213                                 generate_random_key(
2214                                         options->auth_xform.auth.key.data,
2215                                         options->auth_xform.auth.key.length);
2216
2217                         /* Check if digest size is supported by the algorithm. */
2218                         if (options->digest_size != -1) {
2219                                 if (check_supported_size(options->digest_size,
2220                                                 cap->sym.auth.digest_size.min,
2221                                                 cap->sym.auth.digest_size.max,
2222                                                 cap->sym.auth.digest_size.increment)
2223                                                         != 0) {
2224                                         printf("Unsupported digest length\n");
2225                                         return -1;
2226                                 }
2227                                 options->auth_xform.auth.digest_length =
2228                                                         options->digest_size;
2229                         /* No size provided, use minimum size. */
2230                         } else
2231                                 options->auth_xform.auth.digest_length =
2232                                                 cap->sym.auth.digest_size.min;
2233                 }
2234
2235                 retval = rte_cryptodev_configure(cdev_id, &conf,
2236                                 session_pool_socket[socket_id]);
2237                 if (retval < 0) {
2238                         printf("Failed to configure cryptodev %u", cdev_id);
2239                         return -1;
2240                 }
2241
2242                 qp_conf.nb_descriptors = 2048;
2243
2244                 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
2245                                 socket_id);
2246                 if (retval < 0) {
2247                         printf("Failed to setup queue pair %u on cryptodev %u",
2248                                         0, cdev_id);
2249                         return -1;
2250                 }
2251
2252                 retval = rte_cryptodev_start(cdev_id);
2253                 if (retval < 0) {
2254                         printf("Failed to start device %u: error %d\n",
2255                                         cdev_id, retval);
2256                         return -1;
2257                 }
2258
2259                 l2fwd_enabled_crypto_mask |= (((uint64_t)1) << cdev_id);
2260
2261                 enabled_cdevs[cdev_id] = 1;
2262                 enabled_cdev_count++;
2263         }
2264
2265         return enabled_cdev_count;
2266 }
2267
2268 static int
2269 initialize_ports(struct l2fwd_crypto_options *options)
2270 {
2271         uint8_t last_portid, portid;
2272         unsigned enabled_portcount = 0;
2273         unsigned nb_ports = rte_eth_dev_count();
2274
2275         if (nb_ports == 0) {
2276                 printf("No Ethernet ports - bye\n");
2277                 return -1;
2278         }
2279
2280         /* Reset l2fwd_dst_ports */
2281         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
2282                 l2fwd_dst_ports[portid] = 0;
2283
2284         for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
2285                 int retval;
2286
2287                 /* Skip ports that are not enabled */
2288                 if ((options->portmask & (1 << portid)) == 0)
2289                         continue;
2290
2291                 /* init port */
2292                 printf("Initializing port %u... ", (unsigned) portid);
2293                 fflush(stdout);
2294                 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
2295                 if (retval < 0) {
2296                         printf("Cannot configure device: err=%d, port=%u\n",
2297                                   retval, (unsigned) portid);
2298                         return -1;
2299                 }
2300
2301                 /* init one RX queue */
2302                 fflush(stdout);
2303                 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
2304                                              rte_eth_dev_socket_id(portid),
2305                                              NULL, l2fwd_pktmbuf_pool);
2306                 if (retval < 0) {
2307                         printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
2308                                         retval, (unsigned) portid);
2309                         return -1;
2310                 }
2311
2312                 /* init one TX queue on each port */
2313                 fflush(stdout);
2314                 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
2315                                 rte_eth_dev_socket_id(portid),
2316                                 NULL);
2317                 if (retval < 0) {
2318                         printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
2319                                 retval, (unsigned) portid);
2320
2321                         return -1;
2322                 }
2323
2324                 /* Start device */
2325                 retval = rte_eth_dev_start(portid);
2326                 if (retval < 0) {
2327                         printf("rte_eth_dev_start:err=%d, port=%u\n",
2328                                         retval, (unsigned) portid);
2329                         return -1;
2330                 }
2331
2332                 rte_eth_promiscuous_enable(portid);
2333
2334                 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
2335
2336                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
2337                                 (unsigned) portid,
2338                                 l2fwd_ports_eth_addr[portid].addr_bytes[0],
2339                                 l2fwd_ports_eth_addr[portid].addr_bytes[1],
2340                                 l2fwd_ports_eth_addr[portid].addr_bytes[2],
2341                                 l2fwd_ports_eth_addr[portid].addr_bytes[3],
2342                                 l2fwd_ports_eth_addr[portid].addr_bytes[4],
2343                                 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
2344
2345                 /* initialize port stats */
2346                 memset(&port_statistics, 0, sizeof(port_statistics));
2347
2348                 /* Setup port forwarding table */
2349                 if (enabled_portcount % 2) {
2350                         l2fwd_dst_ports[portid] = last_portid;
2351                         l2fwd_dst_ports[last_portid] = portid;
2352                 } else {
2353                         last_portid = portid;
2354                 }
2355
2356                 l2fwd_enabled_port_mask |= (1 << portid);
2357                 enabled_portcount++;
2358         }
2359
2360         if (enabled_portcount == 1) {
2361                 l2fwd_dst_ports[last_portid] = last_portid;
2362         } else if (enabled_portcount % 2) {
2363                 printf("odd number of ports in portmask- bye\n");
2364                 return -1;
2365         }
2366
2367         check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
2368
2369         return enabled_portcount;
2370 }
2371
2372 static void
2373 reserve_key_memory(struct l2fwd_crypto_options *options)
2374 {
2375         options->cipher_xform.cipher.key.data = rte_malloc("crypto key",
2376                                                 MAX_KEY_SIZE, 0);
2377         if (options->cipher_xform.cipher.key.data == NULL)
2378                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher key");
2379
2380         options->auth_xform.auth.key.data = rte_malloc("auth key",
2381                                                 MAX_KEY_SIZE, 0);
2382         if (options->auth_xform.auth.key.data == NULL)
2383                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth key");
2384
2385         options->aead_xform.aead.key.data = rte_malloc("aead key",
2386                                                 MAX_KEY_SIZE, 0);
2387         if (options->aead_xform.aead.key.data == NULL)
2388                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AEAD key");
2389
2390         options->cipher_iv.data = rte_malloc("cipher iv", MAX_KEY_SIZE, 0);
2391         if (options->cipher_iv.data == NULL)
2392                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher IV");
2393
2394         options->auth_iv.data = rte_malloc("auth iv", MAX_KEY_SIZE, 0);
2395         if (options->auth_iv.data == NULL)
2396                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth IV");
2397
2398         options->aead_iv.data = rte_malloc("aead_iv", MAX_KEY_SIZE, 0);
2399         if (options->aead_iv.data == NULL)
2400                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AEAD iv");
2401
2402         options->aad.data = rte_malloc("aad", MAX_KEY_SIZE, 0);
2403         if (options->aad.data == NULL)
2404                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AAD");
2405         options->aad.phys_addr = rte_malloc_virt2phy(options->aad.data);
2406 }
2407
2408 int
2409 main(int argc, char **argv)
2410 {
2411         struct lcore_queue_conf *qconf;
2412         struct l2fwd_crypto_options options;
2413
2414         uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
2415         unsigned lcore_id, rx_lcore_id;
2416         int ret, enabled_cdevcount, enabled_portcount;
2417         uint8_t enabled_cdevs[RTE_CRYPTO_MAX_DEVS] = {0};
2418
2419         /* init EAL */
2420         ret = rte_eal_init(argc, argv);
2421         if (ret < 0)
2422                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
2423         argc -= ret;
2424         argv += ret;
2425
2426         /* reserve memory for Cipher/Auth key and IV */
2427         reserve_key_memory(&options);
2428
2429         /* parse application arguments (after the EAL ones) */
2430         ret = l2fwd_crypto_parse_args(&options, argc, argv);
2431         if (ret < 0)
2432                 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
2433
2434         /* create the mbuf pool */
2435         l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512,
2436                         sizeof(struct rte_crypto_op),
2437                         RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
2438         if (l2fwd_pktmbuf_pool == NULL)
2439                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
2440
2441         /* create crypto op pool */
2442         l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool",
2443                         RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, MAXIMUM_IV_LENGTH,
2444                         rte_socket_id());
2445         if (l2fwd_crypto_op_pool == NULL)
2446                 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
2447
2448         /* Enable Ethernet ports */
2449         enabled_portcount = initialize_ports(&options);
2450         if (enabled_portcount < 1)
2451                 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
2452
2453         nb_ports = rte_eth_dev_count();
2454         /* Initialize the port/queue configuration of each logical core */
2455         for (rx_lcore_id = 0, qconf = NULL, portid = 0;
2456                         portid < nb_ports; portid++) {
2457
2458                 /* skip ports that are not enabled */
2459                 if ((options.portmask & (1 << portid)) == 0)
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_rx_ports ==
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->rx_port_list[qconf->nb_rx_ports] = portid;
2486                 qconf->nb_rx_ports++;
2487
2488                 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
2489         }
2490
2491         /* Enable Crypto devices */
2492         enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount,
2493                         enabled_cdevs);
2494         if (enabled_cdevcount < 0)
2495                 rte_exit(EXIT_FAILURE, "Failed to initialize crypto devices\n");
2496
2497         if (enabled_cdevcount < enabled_portcount)
2498                 rte_exit(EXIT_FAILURE, "Number of capable crypto devices (%d) "
2499                                 "has to be more or equal to number of ports (%d)\n",
2500                                 enabled_cdevcount, enabled_portcount);
2501
2502         nb_cryptodevs = rte_cryptodev_count();
2503
2504         /* Initialize the port/cryptodev configuration of each logical core */
2505         for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
2506                         cdev_id < nb_cryptodevs && enabled_cdevcount;
2507                         cdev_id++) {
2508                 /* Crypto op not supported by crypto device */
2509                 if (!enabled_cdevs[cdev_id])
2510                         continue;
2511
2512                 if (options.single_lcore && qconf == NULL) {
2513                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
2514                                 rx_lcore_id++;
2515                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2516                                         rte_exit(EXIT_FAILURE,
2517                                                         "Not enough cores\n");
2518                         }
2519                 } else if (!options.single_lcore) {
2520                         /* get the lcore_id for this port */
2521                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
2522                                lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
2523                                options.nb_ports_per_lcore) {
2524                                 rx_lcore_id++;
2525                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2526                                         rte_exit(EXIT_FAILURE,
2527                                                         "Not enough cores\n");
2528                         }
2529                 }
2530
2531                 /* Assigned a new logical core in the loop above. */
2532                 if (qconf != &lcore_queue_conf[rx_lcore_id])
2533                         qconf = &lcore_queue_conf[rx_lcore_id];
2534
2535                 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
2536                 qconf->nb_crypto_devs++;
2537
2538                 enabled_cdevcount--;
2539
2540                 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
2541                                 (unsigned)cdev_id);
2542         }
2543
2544         /* launch per-lcore init on every lcore */
2545         rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
2546                         CALL_MASTER);
2547         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
2548                 if (rte_eal_wait_lcore(lcore_id) < 0)
2549                         return -1;
2550         }
2551
2552         return 0;
2553 }