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                         port_cparams[i].digest_length =
 756                                         options->auth_xform.auth.digest_length;
 757                         /* Set IV parameters */
 758                         if (options->auth_iv.length) {
 759                                 options->auth_xform.auth.iv.offset =
 760                                         IV_OFFSET + options->cipher_iv.length;
 761                                 options->auth_xform.auth.iv.length =
 762                                         options->auth_iv.length;
 763                         }
 764                 }
 765
 766                 if (port_cparams[i].do_aead) {
 767                         port_cparams[i].aead_algo = options->aead_xform.aead.algo;
 768                         port_cparams[i].digest_length =
 769                                         options->aead_xform.aead.digest_length;
 770                         if (options->aead_xform.aead.aad_length) {
 771                                 port_cparams[i].aad.data = options->aad.data;
 772                                 port_cparams[i].aad.phys_addr = options->aad.phys_addr;
 773                                 port_cparams[i].aad.length = options->aad.length;
 774                                 if (!options->aad_param)
 775                                         generate_random_key(port_cparams[i].aad.data,
 776                                                 port_cparams[i].aad.length);
 777
 778                         } else
 779                                 port_cparams[i].aad.length = 0;
 780
 781                         if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_DECRYPT)
 782                                 port_cparams[i].hash_verify = 1;
 783                         else
 784                                 port_cparams[i].hash_verify = 0;
 785
 786                         /* Set IV parameters */
 787                         options->aead_xform.aead.iv.offset = IV_OFFSET;
 788                         options->aead_xform.aead.iv.length = options->aead_iv.length;
 789                 }
 790
 791                 if (port_cparams[i].do_cipher) {
 792                         port_cparams[i].cipher_iv.data = options->cipher_iv.data;
 793                         port_cparams[i].cipher_iv.length = options->cipher_iv.length;
 794                         if (!options->cipher_iv_param)
 795                                 generate_random_key(port_cparams[i].cipher_iv.data,
 796                                                 port_cparams[i].cipher_iv.length);
 797
 798                         port_cparams[i].cipher_algo = options->cipher_xform.cipher.algo;
 799                         /* Set IV parameters */
 800                         options->cipher_xform.cipher.iv.offset = IV_OFFSET;
 801                         options->cipher_xform.cipher.iv.length =
 802                                                 options->cipher_iv.length;
 803                 }
 804
 805                 session = initialize_crypto_session(options,
 806                                 port_cparams[i].dev_id);
 807                 if (session == NULL)
 808                         rte_exit(EXIT_FAILURE, "Failed to initialize crypto session\n");
 809
 810                 port_cparams[i].session = session;
 811
 812                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
 813                                 port_cparams[i].dev_id);
 814         }
 815
 816         l2fwd_crypto_options_print(options);
 817
 818         /*
 819          * Initialize previous tsc timestamp before the loop,
 820          * to avoid showing the port statistics immediately,
 821          * so user can see the crypto information.
 822          */
 823         prev_tsc = rte_rdtsc();
 824         while (1) {
 825
 826                 cur_tsc = rte_rdtsc();
 827
 828                 /*
 829                  * Crypto device/TX burst queue drain
 830                  */
 831                 diff_tsc = cur_tsc - prev_tsc;
 832                 if (unlikely(diff_tsc > drain_tsc)) {
 833                         /* Enqueue all crypto ops remaining in buffers */
 834                         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 835                                 cparams = &port_cparams[i];
 836                                 len = qconf->op_buf[cparams->dev_id].len;
 837                                 l2fwd_crypto_send_burst(qconf, len, cparams);
 838                                 qconf->op_buf[cparams->dev_id].len = 0;
 839                         }
 840                         /* Transmit all packets remaining in buffers */
 841                         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 842                                 if (qconf->pkt_buf[portid].len == 0)
 843                                         continue;
 844                                 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
 845                                                  qconf->pkt_buf[portid].len,
 846                                                  (uint8_t) portid);
 847                                 qconf->pkt_buf[portid].len = 0;
 848                         }
 849
 850                         /* if timer is enabled */
 851                         if (timer_period > 0) {
 852
 853                                 /* advance the timer */
 854                                 timer_tsc += diff_tsc;
 855
 856                                 /* if timer has reached its timeout */
 857                                 if (unlikely(timer_tsc >=
 858                                                 (uint64_t)timer_period)) {
 859
 860                                         /* do this only on master core */
 861                                         if (lcore_id == rte_get_master_lcore()
 862                                                 && options->refresh_period) {
 863                                                 print_stats();
 864                                                 timer_tsc = 0;
 865                                         }
 866                                 }
 867                         }
 868
 869                         prev_tsc = cur_tsc;
 870                 }
 871
 872                 /*
 873                  * Read packet from RX queues
 874                  */
 875                 for (i = 0; i < qconf->nb_rx_ports; i++) {
 876                         portid = qconf->rx_port_list[i];
 877
 878                         cparams = &port_cparams[i];
 879
 880                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
 881                                                  pkts_burst, MAX_PKT_BURST);
 882
 883                         port_statistics[portid].rx += nb_rx;
 884
 885                         if (nb_rx) {
 886                                 /*
 887                                  * If we can't allocate a crypto_ops, then drop
 888                                  * the rest of the burst and dequeue and
 889                                  * process the packets to free offload structs
 890                                  */
 891                                 if (rte_crypto_op_bulk_alloc(
 892                                                 l2fwd_crypto_op_pool,
 893                                                 RTE_CRYPTO_OP_TYPE_SYMMETRIC,
 894                                                 ops_burst, nb_rx) !=
 895                                                                 nb_rx) {
 896                                         for (j = 0; j < nb_rx; j++)
 897                                                 rte_pktmbuf_free(pkts_burst[j]);
 898
 899                                         nb_rx = 0;
 900                                 }
 901
 902                                 /* Enqueue packets from Crypto device*/
 903                                 for (j = 0; j < nb_rx; j++) {
 904                                         m = pkts_burst[j];
 905
 906                                         l2fwd_simple_crypto_enqueue(m,
 907                                                         ops_burst[j], cparams);
 908                                 }
 909                         }
 910
 911                         /* Dequeue packets from Crypto device */
 912                         do {
 913                                 nb_rx = rte_cryptodev_dequeue_burst(
 914                                                 cparams->dev_id, cparams->qp_id,
 915                                                 ops_burst, MAX_PKT_BURST);
 916
 917                                 crypto_statistics[cparams->dev_id].dequeued +=
 918                                                 nb_rx;
 919
 920                                 /* Forward crypto'd packets */
 921                                 for (j = 0; j < nb_rx; j++) {
 922                                         m = ops_burst[j]->sym->m_src;
 923
 924                                         rte_crypto_op_free(ops_burst[j]);
 925                                         l2fwd_simple_forward(m, portid);
 926                                 }
 927                         } while (nb_rx == MAX_PKT_BURST);
 928                 }
 929         }
 930 }
 931
 932 static int
 933 l2fwd_launch_one_lcore(void *arg)
 934 {
 935         l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
 936         return 0;
 937 }
 938
 939 /* Display command line arguments usage */
 940 static void
 941 l2fwd_crypto_usage(const char *prgname)
 942 {
 943         printf("%s [EAL options] --\n"
 944                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 945                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 946                 "  -s manage all ports from single lcore\n"
 947                 "  -T PERIOD: statistics will be refreshed each PERIOD seconds"
 948                 " (0 to disable, 10 default, 86400 maximum)\n"
 949
 950                 "  --cdev_type HW / SW / ANY\n"
 951                 "  --chain HASH_CIPHER / CIPHER_HASH / CIPHER_ONLY /"
 952                 " HASH_ONLY / AEAD\n"
 953
 954                 "  --cipher_algo ALGO\n"
 955                 "  --cipher_op ENCRYPT / DECRYPT\n"
 956                 "  --cipher_key KEY (bytes separated with \":\")\n"
 957                 "  --cipher_key_random_size SIZE: size of cipher key when generated randomly\n"
 958                 "  --cipher_iv IV (bytes separated with \":\")\n"
 959                 "  --cipher_iv_random_size SIZE: size of cipher IV when generated randomly\n"
 960
 961                 "  --auth_algo ALGO\n"
 962                 "  --auth_op GENERATE / VERIFY\n"
 963                 "  --auth_key KEY (bytes separated with \":\")\n"
 964                 "  --auth_key_random_size SIZE: size of auth key when generated randomly\n"
 965                 "  --auth_iv IV (bytes separated with \":\")\n"
 966                 "  --auth_iv_random_size SIZE: size of auth IV when generated randomly\n"
 967
 968                 "  --aead_algo ALGO\n"
 969                 "  --aead_op ENCRYPT / DECRYPT\n"
 970                 "  --aead_key KEY (bytes separated with \":\")\n"
 971                 "  --aead_key_random_size SIZE: size of AEAD key when generated randomly\n"
 972                 "  --aead_iv IV (bytes separated with \":\")\n"
 973                 "  --aead_iv_random_size SIZE: size of AEAD IV when generated randomly\n"
 974                 "  --aad AAD (bytes separated with \":\")\n"
 975                 "  --aad_random_size SIZE: size of AAD when generated randomly\n"
 976
 977                 "  --digest_size SIZE: size of digest to be generated/verified\n"
 978
 979                 "  --sessionless\n"
 980                 "  --cryptodev_mask MASK: hexadecimal bitmask of crypto devices to configure\n",
 981                prgname);
 982 }
 983
 984 /** Parse crypto device type command line argument */
 985 static int
 986 parse_cryptodev_type(enum cdev_type *type, char *optarg)
 987 {
 988         if (strcmp("HW", optarg) == 0) {
 989                 *type = CDEV_TYPE_HW;
 990                 return 0;
 991         } else if (strcmp("SW", optarg) == 0) {
 992                 *type = CDEV_TYPE_SW;
 993                 return 0;
 994         } else if (strcmp("ANY", optarg) == 0) {
 995                 *type = CDEV_TYPE_ANY;
 996                 return 0;
 997         }
 998
 999         return -1;
1000 }
1001
1002 /** Parse crypto chain xform command line argument */
1003 static int
1004 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
1005 {
1006         if (strcmp("CIPHER_HASH", optarg) == 0) {
1007                 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1008                 return 0;
1009         } else if (strcmp("HASH_CIPHER", optarg) == 0) {
1010                 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
1011                 return 0;
1012         } else if (strcmp("CIPHER_ONLY", optarg) == 0) {
1013                 options->xform_chain = L2FWD_CRYPTO_CIPHER_ONLY;
1014                 return 0;
1015         } else if (strcmp("HASH_ONLY", optarg) == 0) {
1016                 options->xform_chain = L2FWD_CRYPTO_HASH_ONLY;
1017                 return 0;
1018         } else if (strcmp("AEAD", optarg) == 0) {
1019                 options->xform_chain = L2FWD_CRYPTO_AEAD;
1020                 return 0;
1021         }
1022
1023         return -1;
1024 }
1025
1026 /** Parse crypto cipher algo option command line argument */
1027 static int
1028 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
1029 {
1030
1031         if (rte_cryptodev_get_cipher_algo_enum(algo, optarg) < 0) {
1032                 RTE_LOG(ERR, USER1, "Cipher algorithm specified "
1033                                 "not supported!\n");
1034                 return -1;
1035         }
1036
1037         return 0;
1038 }
1039
1040 /** Parse crypto cipher operation command line argument */
1041 static int
1042 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
1043 {
1044         if (strcmp("ENCRYPT", optarg) == 0) {
1045                 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1046                 return 0;
1047         } else if (strcmp("DECRYPT", optarg) == 0) {
1048                 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
1049                 return 0;
1050         }
1051
1052         printf("Cipher operation not supported!\n");
1053         return -1;
1054 }
1055
1056 /** Parse crypto key command line argument */
1057 static int
1058 parse_key(uint8_t *data, char *input_arg)
1059 {
1060         unsigned byte_count;
1061         char *token;
1062
1063         for (byte_count = 0, token = strtok(input_arg, ":");
1064                         (byte_count < MAX_KEY_SIZE) && (token != NULL);
1065                         token = strtok(NULL, ":")) {
1066
1067                 int number = (int)strtol(token, NULL, 16);
1068
1069                 if (errno == EINVAL || errno == ERANGE || number > 0xFF)
1070                         return -1;
1071
1072                 data[byte_count++] = (uint8_t)number;
1073         }
1074
1075         return byte_count;
1076 }
1077
1078 /** Parse size param*/
1079 static int
1080 parse_size(int *size, const char *q_arg)
1081 {
1082         char *end = NULL;
1083         unsigned long n;
1084
1085         /* parse hexadecimal string */
1086         n = strtoul(q_arg, &end, 10);
1087         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1088                 n = 0;
1089
1090         if (n == 0) {
1091                 printf("invalid size\n");
1092                 return -1;
1093         }
1094
1095         *size = n;
1096         return 0;
1097 }
1098
1099 /** Parse crypto cipher operation command line argument */
1100 static int
1101 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
1102 {
1103         if (rte_cryptodev_get_auth_algo_enum(algo, optarg) < 0) {
1104                 RTE_LOG(ERR, USER1, "Authentication algorithm specified "
1105                                 "not supported!\n");
1106                 return -1;
1107         }
1108
1109         return 0;
1110 }
1111
1112 static int
1113 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
1114 {
1115         if (strcmp("VERIFY", optarg) == 0) {
1116                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
1117                 return 0;
1118         } else if (strcmp("GENERATE", optarg) == 0) {
1119                 *op = RTE_CRYPTO_AUTH_OP_GENERATE;
1120                 return 0;
1121         }
1122
1123         printf("Authentication operation specified not supported!\n");
1124         return -1;
1125 }
1126
1127 static int
1128 parse_aead_algo(enum rte_crypto_aead_algorithm *algo, char *optarg)
1129 {
1130         if (rte_cryptodev_get_aead_algo_enum(algo, optarg) < 0) {
1131                 RTE_LOG(ERR, USER1, "AEAD algorithm specified "
1132                                 "not supported!\n");
1133                 return -1;
1134         }
1135
1136         return 0;
1137 }
1138
1139 static int
1140 parse_aead_op(enum rte_crypto_aead_operation *op, char *optarg)
1141 {
1142         if (strcmp("ENCRYPT", optarg) == 0) {
1143                 *op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
1144                 return 0;
1145         } else if (strcmp("DECRYPT", optarg) == 0) {
1146                 *op = RTE_CRYPTO_AEAD_OP_DECRYPT;
1147                 return 0;
1148         }
1149
1150         printf("AEAD operation specified not supported!\n");
1151         return -1;
1152 }
1153 static int
1154 parse_cryptodev_mask(struct l2fwd_crypto_options *options,
1155                 const char *q_arg)
1156 {
1157         char *end = NULL;
1158         uint64_t pm;
1159
1160         /* parse hexadecimal string */
1161         pm = strtoul(q_arg, &end, 16);
1162         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1163                 pm = 0;
1164
1165         options->cryptodev_mask = pm;
1166         if (options->cryptodev_mask == 0) {
1167                 printf("invalid cryptodev_mask specified\n");
1168                 return -1;
1169         }
1170
1171         return 0;
1172 }
1173
1174 /** Parse long options */
1175 static int
1176 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
1177                 struct option *lgopts, int option_index)
1178 {
1179         int retval;
1180
1181         if (strcmp(lgopts[option_index].name, "cdev_type") == 0) {
1182                 retval = parse_cryptodev_type(&options->type, optarg);
1183                 if (retval == 0)
1184                         snprintf(options->string_type, MAX_STR_LEN,
1185                                 "%s", optarg);
1186                 return retval;
1187         }
1188
1189         else if (strcmp(lgopts[option_index].name, "chain") == 0)
1190                 return parse_crypto_opt_chain(options, optarg);
1191
1192         /* Cipher options */
1193         else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
1194                 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
1195                                 optarg);
1196
1197         else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
1198                 return parse_cipher_op(&options->cipher_xform.cipher.op,
1199                                 optarg);
1200
1201         else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) {
1202                 options->ckey_param = 1;
1203                 options->cipher_xform.cipher.key.length =
1204                         parse_key(options->cipher_xform.cipher.key.data, optarg);
1205                 if (options->cipher_xform.cipher.key.length > 0)
1206                         return 0;
1207                 else
1208                         return -1;
1209         }
1210
1211         else if (strcmp(lgopts[option_index].name, "cipher_key_random_size") == 0)
1212                 return parse_size(&options->ckey_random_size, optarg);
1213
1214         else if (strcmp(lgopts[option_index].name, "cipher_iv") == 0) {
1215                 options->cipher_iv_param = 1;
1216                 options->cipher_iv.length =
1217                         parse_key(options->cipher_iv.data, optarg);
1218                 if (options->cipher_iv.length > 0)
1219                         return 0;
1220                 else
1221                         return -1;
1222         }
1223
1224         else if (strcmp(lgopts[option_index].name, "cipher_iv_random_size") == 0)
1225                 return parse_size(&options->cipher_iv_random_size, optarg);
1226
1227         /* Authentication options */
1228         else if (strcmp(lgopts[option_index].name, "auth_algo") == 0) {
1229                 return parse_auth_algo(&options->auth_xform.auth.algo,
1230                                 optarg);
1231         }
1232
1233         else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
1234                 return parse_auth_op(&options->auth_xform.auth.op,
1235                                 optarg);
1236
1237         else if (strcmp(lgopts[option_index].name, "auth_key") == 0) {
1238                 options->akey_param = 1;
1239                 options->auth_xform.auth.key.length =
1240                         parse_key(options->auth_xform.auth.key.data, optarg);
1241                 if (options->auth_xform.auth.key.length > 0)
1242                         return 0;
1243                 else
1244                         return -1;
1245         }
1246
1247         else if (strcmp(lgopts[option_index].name, "auth_key_random_size") == 0) {
1248                 return parse_size(&options->akey_random_size, optarg);
1249         }
1250
1251         else if (strcmp(lgopts[option_index].name, "auth_iv") == 0) {
1252                 options->auth_iv_param = 1;
1253                 options->auth_iv.length =
1254                         parse_key(options->auth_iv.data, optarg);
1255                 if (options->auth_iv.length > 0)
1256                         return 0;
1257                 else
1258                         return -1;
1259         }
1260
1261         else if (strcmp(lgopts[option_index].name, "auth_iv_random_size") == 0)
1262                 return parse_size(&options->auth_iv_random_size, optarg);
1263
1264         /* AEAD options */
1265         else if (strcmp(lgopts[option_index].name, "aead_algo") == 0) {
1266                 return parse_aead_algo(&options->aead_xform.aead.algo,
1267                                 optarg);
1268         }
1269
1270         else if (strcmp(lgopts[option_index].name, "aead_op") == 0)
1271                 return parse_aead_op(&options->aead_xform.aead.op,
1272                                 optarg);
1273
1274         else if (strcmp(lgopts[option_index].name, "aead_key") == 0) {
1275                 options->aead_key_param = 1;
1276                 options->aead_xform.aead.key.length =
1277                         parse_key(options->aead_xform.aead.key.data, optarg);
1278                 if (options->aead_xform.aead.key.length > 0)
1279                         return 0;
1280                 else
1281                         return -1;
1282         }
1283
1284         else if (strcmp(lgopts[option_index].name, "aead_key_random_size") == 0)
1285                 return parse_size(&options->aead_key_random_size, optarg);
1286
1287
1288         else if (strcmp(lgopts[option_index].name, "aead_iv") == 0) {
1289                 options->aead_iv_param = 1;
1290                 options->aead_iv.length =
1291                         parse_key(options->aead_iv.data, optarg);
1292                 if (options->aead_iv.length > 0)
1293                         return 0;
1294                 else
1295                         return -1;
1296         }
1297
1298         else if (strcmp(lgopts[option_index].name, "aead_iv_random_size") == 0)
1299                 return parse_size(&options->aead_iv_random_size, optarg);
1300
1301         else if (strcmp(lgopts[option_index].name, "aad") == 0) {
1302                 options->aad_param = 1;
1303                 options->aad.length =
1304                         parse_key(options->aad.data, optarg);
1305                 if (options->aad.length > 0)
1306                         return 0;
1307                 else
1308                         return -1;
1309         }
1310
1311         else if (strcmp(lgopts[option_index].name, "aad_random_size") == 0) {
1312                 return parse_size(&options->aad_random_size, optarg);
1313         }
1314
1315         else if (strcmp(lgopts[option_index].name, "digest_size") == 0) {
1316                 return parse_size(&options->digest_size, optarg);
1317         }
1318
1319         else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
1320                 options->sessionless = 1;
1321                 return 0;
1322         }
1323
1324         else if (strcmp(lgopts[option_index].name, "cryptodev_mask") == 0)
1325                 return parse_cryptodev_mask(options, optarg);
1326
1327         return -1;
1328 }
1329
1330 /** Parse port mask */
1331 static int
1332 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
1333                 const char *q_arg)
1334 {
1335         char *end = NULL;
1336         unsigned long pm;
1337
1338         /* parse hexadecimal string */
1339         pm = strtoul(q_arg, &end, 16);
1340         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1341                 pm = 0;
1342
1343         options->portmask = pm;
1344         if (options->portmask == 0) {
1345                 printf("invalid portmask specified\n");
1346                 return -1;
1347         }
1348
1349         return pm;
1350 }
1351
1352 /** Parse number of queues */
1353 static int
1354 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
1355                 const char *q_arg)
1356 {
1357         char *end = NULL;
1358         unsigned long n;
1359
1360         /* parse hexadecimal string */
1361         n = strtoul(q_arg, &end, 10);
1362         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1363                 n = 0;
1364         else if (n >= MAX_RX_QUEUE_PER_LCORE)
1365                 n = 0;
1366
1367         options->nb_ports_per_lcore = n;
1368         if (options->nb_ports_per_lcore == 0) {
1369                 printf("invalid number of ports selected\n");
1370                 return -1;
1371         }
1372
1373         return 0;
1374 }
1375
1376 /** Parse timer period */
1377 static int
1378 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
1379                 const char *q_arg)
1380 {
1381         char *end = NULL;
1382         unsigned long n;
1383
1384         /* parse number string */
1385         n = (unsigned)strtol(q_arg, &end, 10);
1386         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1387                 n = 0;
1388
1389         if (n >= MAX_TIMER_PERIOD) {
1390                 printf("Warning refresh period specified %lu is greater than "
1391                                 "max value %lu! using max value",
1392                                 n, MAX_TIMER_PERIOD);
1393                 n = MAX_TIMER_PERIOD;
1394         }
1395
1396         options->refresh_period = n * 1000 * TIMER_MILLISECOND;
1397
1398         return 0;
1399 }
1400
1401 /** Generate default options for application */
1402 static void
1403 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
1404 {
1405         options->portmask = 0xffffffff;
1406         options->nb_ports_per_lcore = 1;
1407         options->refresh_period = 10000;
1408         options->single_lcore = 0;
1409         options->sessionless = 0;
1410
1411         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1412
1413         /* Cipher Data */
1414         options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
1415         options->cipher_xform.next = NULL;
1416         options->ckey_param = 0;
1417         options->ckey_random_size = -1;
1418         options->cipher_xform.cipher.key.length = 0;
1419         options->cipher_iv_param = 0;
1420         options->cipher_iv_random_size = -1;
1421         options->cipher_iv.length = 0;
1422
1423         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
1424         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1425
1426         /* Authentication Data */
1427         options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH;
1428         options->auth_xform.next = NULL;
1429         options->akey_param = 0;
1430         options->akey_random_size = -1;
1431         options->auth_xform.auth.key.length = 0;
1432         options->auth_iv_param = 0;
1433         options->auth_iv_random_size = -1;
1434         options->auth_iv.length = 0;
1435
1436         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1437         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
1438
1439         /* AEAD Data */
1440         options->aead_xform.type = RTE_CRYPTO_SYM_XFORM_AEAD;
1441         options->aead_xform.next = NULL;
1442         options->aead_key_param = 0;
1443         options->aead_key_random_size = -1;
1444         options->aead_xform.aead.key.length = 0;
1445         options->aead_iv_param = 0;
1446         options->aead_iv_random_size = -1;
1447         options->aead_iv.length = 0;
1448
1449         options->auth_xform.aead.algo = RTE_CRYPTO_AEAD_AES_GCM;
1450         options->auth_xform.aead.op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
1451
1452         options->aad_param = 0;
1453         options->aad_random_size = -1;
1454         options->aad.length = 0;
1455
1456         options->digest_size = -1;
1457
1458         options->type = CDEV_TYPE_ANY;
1459         options->cryptodev_mask = UINT64_MAX;
1460 }
1461
1462 static void
1463 display_cipher_info(struct l2fwd_crypto_options *options)
1464 {
1465         printf("\n---- Cipher information ---\n");
1466         printf("Algorithm: %s\n",
1467                 rte_crypto_cipher_algorithm_strings[options->cipher_xform.cipher.algo]);
1468         rte_hexdump(stdout, "Cipher key:",
1469                         options->cipher_xform.cipher.key.data,
1470                         options->cipher_xform.cipher.key.length);
1471         rte_hexdump(stdout, "IV:", options->cipher_iv.data, options->cipher_iv.length);
1472 }
1473
1474 static void
1475 display_auth_info(struct l2fwd_crypto_options *options)
1476 {
1477         printf("\n---- Authentication information ---\n");
1478         printf("Algorithm: %s\n",
1479                 rte_crypto_auth_algorithm_strings[options->auth_xform.auth.algo]);
1480         rte_hexdump(stdout, "Auth key:",
1481                         options->auth_xform.auth.key.data,
1482                         options->auth_xform.auth.key.length);
1483         rte_hexdump(stdout, "IV:", options->auth_iv.data, options->auth_iv.length);
1484 }
1485
1486 static void
1487 display_aead_info(struct l2fwd_crypto_options *options)
1488 {
1489         printf("\n---- AEAD information ---\n");
1490         printf("Algorithm: %s\n",
1491                 rte_crypto_aead_algorithm_strings[options->aead_xform.aead.algo]);
1492         rte_hexdump(stdout, "AEAD key:",
1493                         options->aead_xform.aead.key.data,
1494                         options->aead_xform.aead.key.length);
1495         rte_hexdump(stdout, "IV:", options->aead_iv.data, options->aead_iv.length);
1496         rte_hexdump(stdout, "AAD:", options->aad.data, options->aad.length);
1497 }
1498
1499 static void
1500 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
1501 {
1502         char string_cipher_op[MAX_STR_LEN];
1503         char string_auth_op[MAX_STR_LEN];
1504         char string_aead_op[MAX_STR_LEN];
1505
1506         if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1507                 strcpy(string_cipher_op, "Encrypt");
1508         else
1509                 strcpy(string_cipher_op, "Decrypt");
1510
1511         if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_GENERATE)
1512                 strcpy(string_auth_op, "Auth generate");
1513         else
1514                 strcpy(string_auth_op, "Auth verify");
1515
1516         if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT)
1517                 strcpy(string_aead_op, "Authenticated encryption");
1518         else
1519                 strcpy(string_aead_op, "Authenticated decryption");
1520
1521
1522         printf("Options:-\nn");
1523         printf("portmask: %x\n", options->portmask);
1524         printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
1525         printf("refresh period : %u\n", options->refresh_period);
1526         printf("single lcore mode: %s\n",
1527                         options->single_lcore ? "enabled" : "disabled");
1528         printf("stats_printing: %s\n",
1529                         options->refresh_period == 0 ? "disabled" : "enabled");
1530
1531         printf("sessionless crypto: %s\n",
1532                         options->sessionless ? "enabled" : "disabled");
1533
1534         if (options->ckey_param && (options->ckey_random_size != -1))
1535                 printf("Cipher key already parsed, ignoring size of random key\n");
1536
1537         if (options->akey_param && (options->akey_random_size != -1))
1538                 printf("Auth key already parsed, ignoring size of random key\n");
1539
1540         if (options->cipher_iv_param && (options->cipher_iv_random_size != -1))
1541                 printf("Cipher IV already parsed, ignoring size of random IV\n");
1542
1543         if (options->auth_iv_param && (options->auth_iv_random_size != -1))
1544                 printf("Auth IV already parsed, ignoring size of random IV\n");
1545
1546         if (options->aad_param && (options->aad_random_size != -1))
1547                 printf("AAD already parsed, ignoring size of random AAD\n");
1548
1549         printf("\nCrypto chain: ");
1550         switch (options->xform_chain) {
1551         case L2FWD_CRYPTO_AEAD:
1552                 printf("Input --> %s --> Output\n", string_aead_op);
1553                 display_aead_info(options);
1554                 break;
1555         case L2FWD_CRYPTO_CIPHER_HASH:
1556                 printf("Input --> %s --> %s --> Output\n",
1557                         string_cipher_op, string_auth_op);
1558                 display_cipher_info(options);
1559                 display_auth_info(options);
1560                 break;
1561         case L2FWD_CRYPTO_HASH_CIPHER:
1562                 printf("Input --> %s --> %s --> Output\n",
1563                         string_auth_op, string_cipher_op);
1564                 display_cipher_info(options);
1565                 display_auth_info(options);
1566                 break;
1567         case L2FWD_CRYPTO_HASH_ONLY:
1568                 printf("Input --> %s --> Output\n", string_auth_op);
1569                 display_auth_info(options);
1570                 break;
1571         case L2FWD_CRYPTO_CIPHER_ONLY:
1572                 printf("Input --> %s --> Output\n", string_cipher_op);
1573                 display_cipher_info(options);
1574                 break;
1575         }
1576 }
1577
1578 /* Parse the argument given in the command line of the application */
1579 static int
1580 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1581                 int argc, char **argv)
1582 {
1583         int opt, retval, option_index;
1584         char **argvopt = argv, *prgname = argv[0];
1585
1586         static struct option lgopts[] = {
1587                         { "sessionless", no_argument, 0, 0 },
1588
1589                         { "cdev_type", required_argument, 0, 0 },
1590                         { "chain", required_argument, 0, 0 },
1591
1592                         { "cipher_algo", required_argument, 0, 0 },
1593                         { "cipher_op", required_argument, 0, 0 },
1594                         { "cipher_key", required_argument, 0, 0 },
1595                         { "cipher_key_random_size", required_argument, 0, 0 },
1596                         { "cipher_iv", required_argument, 0, 0 },
1597                         { "cipher_iv_random_size", required_argument, 0, 0 },
1598
1599                         { "auth_algo", required_argument, 0, 0 },
1600                         { "auth_op", required_argument, 0, 0 },
1601                         { "auth_key", required_argument, 0, 0 },
1602                         { "auth_key_random_size", required_argument, 0, 0 },
1603                         { "auth_iv", required_argument, 0, 0 },
1604                         { "auth_iv_random_size", required_argument, 0, 0 },
1605
1606                         { "aead_algo", required_argument, 0, 0 },
1607                         { "aead_op", required_argument, 0, 0 },
1608                         { "aead_key", required_argument, 0, 0 },
1609                         { "aead_key_random_size", required_argument, 0, 0 },
1610                         { "aead_iv", required_argument, 0, 0 },
1611                         { "aead_iv_random_size", required_argument, 0, 0 },
1612
1613                         { "aad", required_argument, 0, 0 },
1614                         { "aad_random_size", required_argument, 0, 0 },
1615
1616                         { "digest_size", required_argument, 0, 0 },
1617
1618                         { "sessionless", no_argument, 0, 0 },
1619                         { "cryptodev_mask", required_argument, 0, 0},
1620
1621                         { NULL, 0, 0, 0 }
1622         };
1623
1624         l2fwd_crypto_default_options(options);
1625
1626         while ((opt = getopt_long(argc, argvopt, "p:q:sT:", lgopts,
1627                         &option_index)) != EOF) {
1628                 switch (opt) {
1629                 /* long options */
1630                 case 0:
1631                         retval = l2fwd_crypto_parse_args_long_options(options,
1632                                         lgopts, option_index);
1633                         if (retval < 0) {
1634                                 l2fwd_crypto_usage(prgname);
1635                                 return -1;
1636                         }
1637                         break;
1638
1639                 /* portmask */
1640                 case 'p':
1641                         retval = l2fwd_crypto_parse_portmask(options, optarg);
1642                         if (retval < 0) {
1643                                 l2fwd_crypto_usage(prgname);
1644                                 return -1;
1645                         }
1646                         break;
1647
1648                 /* nqueue */
1649                 case 'q':
1650                         retval = l2fwd_crypto_parse_nqueue(options, optarg);
1651                         if (retval < 0) {
1652                                 l2fwd_crypto_usage(prgname);
1653                                 return -1;
1654                         }
1655                         break;
1656
1657                 /* single  */
1658                 case 's':
1659                         options->single_lcore = 1;
1660
1661                         break;
1662
1663                 /* timer period */
1664                 case 'T':
1665                         retval = l2fwd_crypto_parse_timer_period(options,
1666                                         optarg);
1667                         if (retval < 0) {
1668                                 l2fwd_crypto_usage(prgname);
1669                                 return -1;
1670                         }
1671                         break;
1672
1673                 default:
1674                         l2fwd_crypto_usage(prgname);
1675                         return -1;
1676                 }
1677         }
1678
1679
1680         if (optind >= 0)
1681                 argv[optind-1] = prgname;
1682
1683         retval = optind-1;
1684         optind = 1; /* reset getopt lib */
1685
1686         return retval;
1687 }
1688
1689 /* Check the link status of all ports in up to 9s, and print them finally */
1690 static void
1691 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1692 {
1693 #define CHECK_INTERVAL 100 /* 100ms */
1694 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1695         uint8_t portid, count, all_ports_up, print_flag = 0;
1696         struct rte_eth_link link;
1697
1698         printf("\nChecking link status");
1699         fflush(stdout);
1700         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1701                 all_ports_up = 1;
1702                 for (portid = 0; portid < port_num; portid++) {
1703                         if ((port_mask & (1 << portid)) == 0)
1704                                 continue;
1705                         memset(&link, 0, sizeof(link));
1706                         rte_eth_link_get_nowait(portid, &link);
1707                         /* print link status if flag set */
1708                         if (print_flag == 1) {
1709                                 if (link.link_status)
1710                                         printf("Port %d Link Up - speed %u "
1711                                                 "Mbps - %s\n", (uint8_t)portid,
1712                                                 (unsigned)link.link_speed,
1713                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1714                                         ("full-duplex") : ("half-duplex\n"));
1715                                 else
1716                                         printf("Port %d Link Down\n",
1717                                                 (uint8_t)portid);
1718                                 continue;
1719                         }
1720                         /* clear all_ports_up flag if any link down */
1721                         if (link.link_status == ETH_LINK_DOWN) {
1722                                 all_ports_up = 0;
1723                                 break;
1724                         }
1725                 }
1726                 /* after finally printing all link status, get out */
1727                 if (print_flag == 1)
1728                         break;
1729
1730                 if (all_ports_up == 0) {
1731                         printf(".");
1732                         fflush(stdout);
1733                         rte_delay_ms(CHECK_INTERVAL);
1734                 }
1735
1736                 /* set the print_flag if all ports up or timeout */
1737                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1738                         print_flag = 1;
1739                         printf("done\n");
1740                 }
1741         }
1742 }
1743
1744 /* Check if device has to be HW/SW or any */
1745 static int
1746 check_type(const struct l2fwd_crypto_options *options,
1747                 const struct rte_cryptodev_info *dev_info)
1748 {
1749         if (options->type == CDEV_TYPE_HW &&
1750                         (dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1751                 return 0;
1752         if (options->type == CDEV_TYPE_SW &&
1753                         !(dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1754                 return 0;
1755         if (options->type == CDEV_TYPE_ANY)
1756                 return 0;
1757
1758         return -1;
1759 }
1760
1761 static const struct rte_cryptodev_capabilities *
1762 check_device_support_cipher_algo(const struct l2fwd_crypto_options *options,
1763                 const struct rte_cryptodev_info *dev_info,
1764                 uint8_t cdev_id)
1765 {
1766         unsigned int i = 0;
1767         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1768         enum rte_crypto_cipher_algorithm cap_cipher_algo;
1769         enum rte_crypto_cipher_algorithm opt_cipher_algo =
1770                                         options->cipher_xform.cipher.algo;
1771
1772         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1773                 cap_cipher_algo = cap->sym.cipher.algo;
1774                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
1775                         if (cap_cipher_algo == opt_cipher_algo) {
1776                                 if (check_type(options, dev_info) == 0)
1777                                         break;
1778                         }
1779                 }
1780                 cap = &dev_info->capabilities[++i];
1781         }
1782
1783         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1784                 printf("Algorithm %s not supported by cryptodev %u"
1785                         " or device not of preferred type (%s)\n",
1786                         rte_crypto_cipher_algorithm_strings[opt_cipher_algo],
1787                         cdev_id,
1788                         options->string_type);
1789                 return NULL;
1790         }
1791
1792         return cap;
1793 }
1794
1795 static const struct rte_cryptodev_capabilities *
1796 check_device_support_auth_algo(const struct l2fwd_crypto_options *options,
1797                 const struct rte_cryptodev_info *dev_info,
1798                 uint8_t cdev_id)
1799 {
1800         unsigned int i = 0;
1801         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1802         enum rte_crypto_auth_algorithm cap_auth_algo;
1803         enum rte_crypto_auth_algorithm opt_auth_algo =
1804                                         options->auth_xform.auth.algo;
1805
1806         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1807                 cap_auth_algo = cap->sym.auth.algo;
1808                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AUTH) {
1809                         if (cap_auth_algo == opt_auth_algo) {
1810                                 if (check_type(options, dev_info) == 0)
1811                                         break;
1812                         }
1813                 }
1814                 cap = &dev_info->capabilities[++i];
1815         }
1816
1817         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1818                 printf("Algorithm %s not supported by cryptodev %u"
1819                         " or device not of preferred type (%s)\n",
1820                         rte_crypto_auth_algorithm_strings[opt_auth_algo],
1821                         cdev_id,
1822                         options->string_type);
1823                 return NULL;
1824         }
1825
1826         return cap;
1827 }
1828
1829 static const struct rte_cryptodev_capabilities *
1830 check_device_support_aead_algo(const struct l2fwd_crypto_options *options,
1831                 const struct rte_cryptodev_info *dev_info,
1832                 uint8_t cdev_id)
1833 {
1834         unsigned int i = 0;
1835         const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0];
1836         enum rte_crypto_aead_algorithm cap_aead_algo;
1837         enum rte_crypto_aead_algorithm opt_aead_algo =
1838                                         options->aead_xform.aead.algo;
1839
1840         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1841                 cap_aead_algo = cap->sym.aead.algo;
1842                 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) {
1843                         if (cap_aead_algo == opt_aead_algo) {
1844                                 if (check_type(options, dev_info) == 0)
1845                                         break;
1846                         }
1847                 }
1848                 cap = &dev_info->capabilities[++i];
1849         }
1850
1851         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1852                 printf("Algorithm %s not supported by cryptodev %u"
1853                         " or device not of preferred type (%s)\n",
1854                         rte_crypto_aead_algorithm_strings[opt_aead_algo],
1855                         cdev_id,
1856                         options->string_type);
1857                 return NULL;
1858         }
1859
1860         return cap;
1861 }
1862
1863 /* Check if the device is enabled by cryptodev_mask */
1864 static int
1865 check_cryptodev_mask(struct l2fwd_crypto_options *options,
1866                 uint8_t cdev_id)
1867 {
1868         if (options->cryptodev_mask & (1 << cdev_id))
1869                 return 0;
1870
1871         return -1;
1872 }
1873
1874 static inline int
1875 check_supported_size(uint16_t length, uint16_t min, uint16_t max,
1876                 uint16_t increment)
1877 {
1878         uint16_t supp_size;
1879
1880         /* Single value */
1881         if (increment == 0) {
1882                 if (length == min)
1883                         return 0;
1884                 else
1885                         return -1;
1886         }
1887
1888         /* Range of values */
1889         for (supp_size = min; supp_size <= max; supp_size += increment) {
1890                 if (length == supp_size)
1891                         return 0;
1892         }
1893
1894         return -1;
1895 }
1896
1897 static int
1898 check_iv_param(const struct rte_crypto_param_range *iv_range_size,
1899                 unsigned int iv_param, int iv_random_size,
1900                 uint16_t *iv_length)
1901 {
1902         /*
1903          * Check if length of provided IV is supported
1904          * by the algorithm chosen.
1905          */
1906         if (iv_param) {
1907                 if (check_supported_size(*iv_length,
1908                                 iv_range_size->min,
1909                                 iv_range_size->max,
1910                                 iv_range_size->increment)
1911                                         != 0) {
1912                         printf("Unsupported IV length\n");
1913                         return -1;
1914                 }
1915         /*
1916          * Check if length of IV to be randomly generated
1917          * is supported by the algorithm chosen.
1918          */
1919         } else if (iv_random_size != -1) {
1920                 if (check_supported_size(iv_random_size,
1921                                 iv_range_size->min,
1922                                 iv_range_size->max,
1923                                 iv_range_size->increment)
1924                                         != 0) {
1925                         printf("Unsupported IV length\n");
1926                         return -1;
1927                 }
1928                 *iv_length = iv_random_size;
1929         /* No size provided, use minimum size. */
1930         } else
1931                 *iv_length = iv_range_size->min;
1932
1933         return 0;
1934 }
1935
1936 static int
1937 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports,
1938                 uint8_t *enabled_cdevs)
1939 {
1940         unsigned int cdev_id, cdev_count, enabled_cdev_count = 0;
1941         const struct rte_cryptodev_capabilities *cap;
1942         unsigned int sess_sz, max_sess_sz = 0;
1943         int retval;
1944
1945         cdev_count = rte_cryptodev_count();
1946         if (cdev_count == 0) {
1947                 printf("No crypto devices available\n");
1948                 return -1;
1949         }
1950
1951         for (cdev_id = 0; cdev_id < cdev_count; cdev_id++) {
1952                 sess_sz = rte_cryptodev_get_private_session_size(cdev_id);
1953                 if (sess_sz > max_sess_sz)
1954                         max_sess_sz = sess_sz;
1955         }
1956
1957         for (cdev_id = 0; cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1958                         cdev_id++) {
1959                 struct rte_cryptodev_qp_conf qp_conf;
1960                 struct rte_cryptodev_info dev_info;
1961                 uint8_t socket_id = rte_cryptodev_socket_id(cdev_id);
1962
1963                 struct rte_cryptodev_config conf = {
1964                         .nb_queue_pairs = 1,
1965                         .socket_id = socket_id,
1966                 };
1967
1968                 if (check_cryptodev_mask(options, (uint8_t)cdev_id))
1969                         continue;
1970
1971                 rte_cryptodev_info_get(cdev_id, &dev_info);
1972
1973                 if (session_pool_socket[socket_id] == NULL) {
1974                         char mp_name[RTE_MEMPOOL_NAMESIZE];
1975                         struct rte_mempool *sess_mp;
1976
1977                         snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
1978                                 "sess_mp_%u", socket_id);
1979
1980                         /*
1981                          * Create enough objects for session headers and
1982                          * device private data
1983                          */
1984                         sess_mp = rte_mempool_create(mp_name,
1985                                                 MAX_SESSIONS * 2,
1986                                                 max_sess_sz,
1987                                                 SESSION_POOL_CACHE_SIZE,
1988                                                 0, NULL, NULL, NULL,
1989                                                 NULL, socket_id,
1990                                                 0);
1991
1992                         if (sess_mp == NULL) {
1993                                 printf("Cannot create session pool on socket %d\n",
1994                                         socket_id);
1995                                 return -ENOMEM;
1996                         }
1997
1998                         printf("Allocated session pool on socket %d\n", socket_id);
1999                         session_pool_socket[socket_id] = sess_mp;
2000                 }
2001
2002                 /* Set AEAD parameters */
2003                 if (options->xform_chain == L2FWD_CRYPTO_AEAD) {
2004                         /* Check if device supports AEAD algo */
2005                         cap = check_device_support_aead_algo(options, &dev_info,
2006                                                         cdev_id);
2007                         if (cap == NULL)
2008                                 continue;
2009
2010                         options->block_size = cap->sym.aead.block_size;
2011
2012                         check_iv_param(&cap->sym.aead.iv_size,
2013                                         options->aead_iv_param,
2014                                         options->aead_iv_random_size,
2015                                         &options->aead_iv.length);
2016
2017                         /*
2018                          * Check if length of provided AEAD key is supported
2019                          * by the algorithm chosen.
2020                          */
2021                         if (options->aead_key_param) {
2022                                 if (check_supported_size(
2023                                                 options->aead_xform.aead.key.length,
2024                                                 cap->sym.aead.key_size.min,
2025                                                 cap->sym.aead.key_size.max,
2026                                                 cap->sym.aead.key_size.increment)
2027                                                         != 0) {
2028                                         printf("Unsupported aead key length\n");
2029                                         return -1;
2030                                 }
2031                         /*
2032                          * Check if length of the aead key to be randomly generated
2033                          * is supported by the algorithm chosen.
2034                          */
2035                         } else if (options->aead_key_random_size != -1) {
2036                                 if (check_supported_size(options->ckey_random_size,
2037                                                 cap->sym.aead.key_size.min,
2038                                                 cap->sym.aead.key_size.max,
2039                                                 cap->sym.aead.key_size.increment)
2040                                                         != 0) {
2041                                         printf("Unsupported aead key length\n");
2042                                         return -1;
2043                                 }
2044                                 options->aead_xform.aead.key.length =
2045                                                         options->ckey_random_size;
2046                         /* No size provided, use minimum size. */
2047                         } else
2048                                 options->aead_xform.aead.key.length =
2049                                                 cap->sym.aead.key_size.min;
2050
2051                         if (!options->aead_key_param)
2052                                 generate_random_key(
2053                                         options->aead_xform.aead.key.data,
2054                                         options->aead_xform.aead.key.length);
2055
2056                         /*
2057                          * Check if length of provided AAD is supported
2058                          * by the algorithm chosen.
2059                          */
2060                         if (options->aad_param) {
2061                                 if (check_supported_size(options->aad.length,
2062                                                 cap->sym.aead.aad_size.min,
2063                                                 cap->sym.aead.aad_size.max,
2064                                                 cap->sym.aead.aad_size.increment)
2065                                                         != 0) {
2066                                         printf("Unsupported AAD length\n");
2067                                         return -1;
2068                                 }
2069                         /*
2070                          * Check if length of AAD to be randomly generated
2071                          * is supported by the algorithm chosen.
2072                          */
2073                         } else if (options->aad_random_size != -1) {
2074                                 if (check_supported_size(options->aad_random_size,
2075                                                 cap->sym.aead.aad_size.min,
2076                                                 cap->sym.aead.aad_size.max,
2077                                                 cap->sym.aead.aad_size.increment)
2078                                                         != 0) {
2079                                         printf("Unsupported AAD length\n");
2080                                         return -1;
2081                                 }
2082                                 options->aad.length = options->aad_random_size;
2083                         /* No size provided, use minimum size. */
2084                         } else
2085                                 options->aad.length = cap->sym.auth.aad_size.min;
2086
2087                         options->aead_xform.aead.aad_length =
2088                                                 options->aad.length;
2089
2090                         /* Check if digest size is supported by the algorithm. */
2091                         if (options->digest_size != -1) {
2092                                 if (check_supported_size(options->digest_size,
2093                                                 cap->sym.aead.digest_size.min,
2094                                                 cap->sym.aead.digest_size.max,
2095                                                 cap->sym.aead.digest_size.increment)
2096                                                         != 0) {
2097                                         printf("Unsupported digest length\n");
2098                                         return -1;
2099                                 }
2100                                 options->aead_xform.aead.digest_length =
2101                                                         options->digest_size;
2102                         /* No size provided, use minimum size. */
2103                         } else
2104                                 options->aead_xform.aead.digest_length =
2105                                                 cap->sym.aead.digest_size.min;
2106                 }
2107
2108                 /* Set cipher parameters */
2109                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
2110                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
2111                                 options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
2112                         /* Check if device supports cipher algo */
2113                         cap = check_device_support_cipher_algo(options, &dev_info,
2114                                                         cdev_id);
2115                         if (cap == NULL)
2116                                 continue;
2117
2118                         options->block_size = cap->sym.cipher.block_size;
2119
2120                         check_iv_param(&cap->sym.cipher.iv_size,
2121                                         options->cipher_iv_param,
2122                                         options->cipher_iv_random_size,
2123                                         &options->cipher_iv.length);
2124
2125                         /*
2126                          * Check if length of provided cipher key is supported
2127                          * by the algorithm chosen.
2128                          */
2129                         if (options->ckey_param) {
2130                                 if (check_supported_size(
2131                                                 options->cipher_xform.cipher.key.length,
2132                                                 cap->sym.cipher.key_size.min,
2133                                                 cap->sym.cipher.key_size.max,
2134                                                 cap->sym.cipher.key_size.increment)
2135                                                         != 0) {
2136                                         printf("Unsupported cipher key length\n");
2137                                         return -1;
2138                                 }
2139                         /*
2140                          * Check if length of the cipher key to be randomly generated
2141                          * is supported by the algorithm chosen.
2142                          */
2143                         } else if (options->ckey_random_size != -1) {
2144                                 if (check_supported_size(options->ckey_random_size,
2145                                                 cap->sym.cipher.key_size.min,
2146                                                 cap->sym.cipher.key_size.max,
2147                                                 cap->sym.cipher.key_size.increment)
2148                                                         != 0) {
2149                                         printf("Unsupported cipher key length\n");
2150                                         return -1;
2151                                 }
2152                                 options->cipher_xform.cipher.key.length =
2153                                                         options->ckey_random_size;
2154                         /* No size provided, use minimum size. */
2155                         } else
2156                                 options->cipher_xform.cipher.key.length =
2157                                                 cap->sym.cipher.key_size.min;
2158
2159                         if (!options->ckey_param)
2160                                 generate_random_key(
2161                                         options->cipher_xform.cipher.key.data,
2162                                         options->cipher_xform.cipher.key.length);
2163
2164                 }
2165
2166                 /* Set auth parameters */
2167                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
2168                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
2169                                 options->xform_chain == L2FWD_CRYPTO_HASH_ONLY) {
2170                         /* Check if device supports auth algo */
2171                         cap = check_device_support_auth_algo(options, &dev_info,
2172                                                         cdev_id);
2173                         if (cap == NULL)
2174                                 continue;
2175
2176                         check_iv_param(&cap->sym.auth.iv_size,
2177                                         options->auth_iv_param,
2178                                         options->auth_iv_random_size,
2179                                         &options->auth_iv.length);
2180                         /*
2181                          * Check if length of provided auth key is supported
2182                          * by the algorithm chosen.
2183                          */
2184                         if (options->akey_param) {
2185                                 if (check_supported_size(
2186                                                 options->auth_xform.auth.key.length,
2187                                                 cap->sym.auth.key_size.min,
2188                                                 cap->sym.auth.key_size.max,
2189                                                 cap->sym.auth.key_size.increment)
2190                                                         != 0) {
2191                                         printf("Unsupported auth key length\n");
2192                                         return -1;
2193                                 }
2194                         /*
2195                          * Check if length of the auth key to be randomly generated
2196                          * is supported by the algorithm chosen.
2197                          */
2198                         } else if (options->akey_random_size != -1) {
2199                                 if (check_supported_size(options->akey_random_size,
2200                                                 cap->sym.auth.key_size.min,
2201                                                 cap->sym.auth.key_size.max,
2202                                                 cap->sym.auth.key_size.increment)
2203                                                         != 0) {
2204                                         printf("Unsupported auth key length\n");
2205                                         return -1;
2206                                 }
2207                                 options->auth_xform.auth.key.length =
2208                                                         options->akey_random_size;
2209                         /* No size provided, use minimum size. */
2210                         } else
2211                                 options->auth_xform.auth.key.length =
2212                                                 cap->sym.auth.key_size.min;
2213
2214                         if (!options->akey_param)
2215                                 generate_random_key(
2216                                         options->auth_xform.auth.key.data,
2217                                         options->auth_xform.auth.key.length);
2218
2219                         /* Check if digest size is supported by the algorithm. */
2220                         if (options->digest_size != -1) {
2221                                 if (check_supported_size(options->digest_size,
2222                                                 cap->sym.auth.digest_size.min,
2223                                                 cap->sym.auth.digest_size.max,
2224                                                 cap->sym.auth.digest_size.increment)
2225                                                         != 0) {
2226                                         printf("Unsupported digest length\n");
2227                                         return -1;
2228                                 }
2229                                 options->auth_xform.auth.digest_length =
2230                                                         options->digest_size;
2231                         /* No size provided, use minimum size. */
2232                         } else
2233                                 options->auth_xform.auth.digest_length =
2234                                                 cap->sym.auth.digest_size.min;
2235                 }
2236
2237                 retval = rte_cryptodev_configure(cdev_id, &conf);
2238                 if (retval < 0) {
2239                         printf("Failed to configure cryptodev %u", cdev_id);
2240                         return -1;
2241                 }
2242
2243                 qp_conf.nb_descriptors = 2048;
2244
2245                 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
2246                                 socket_id, session_pool_socket[socket_id]);
2247                 if (retval < 0) {
2248                         printf("Failed to setup queue pair %u on cryptodev %u",
2249                                         0, cdev_id);
2250                         return -1;
2251                 }
2252
2253                 retval = rte_cryptodev_start(cdev_id);
2254                 if (retval < 0) {
2255                         printf("Failed to start device %u: error %d\n",
2256                                         cdev_id, retval);
2257                         return -1;
2258                 }
2259
2260                 l2fwd_enabled_crypto_mask |= (((uint64_t)1) << cdev_id);
2261
2262                 enabled_cdevs[cdev_id] = 1;
2263                 enabled_cdev_count++;
2264         }
2265
2266         return enabled_cdev_count;
2267 }
2268
2269 static int
2270 initialize_ports(struct l2fwd_crypto_options *options)
2271 {
2272         uint8_t last_portid, portid;
2273         unsigned enabled_portcount = 0;
2274         unsigned nb_ports = rte_eth_dev_count();
2275
2276         if (nb_ports == 0) {
2277                 printf("No Ethernet ports - bye\n");
2278                 return -1;
2279         }
2280
2281         /* Reset l2fwd_dst_ports */
2282         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
2283                 l2fwd_dst_ports[portid] = 0;
2284
2285         for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
2286                 int retval;
2287
2288                 /* Skip ports that are not enabled */
2289                 if ((options->portmask & (1 << portid)) == 0)
2290                         continue;
2291
2292                 /* init port */
2293                 printf("Initializing port %u... ", (unsigned) portid);
2294                 fflush(stdout);
2295                 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
2296                 if (retval < 0) {
2297                         printf("Cannot configure device: err=%d, port=%u\n",
2298                                   retval, (unsigned) portid);
2299                         return -1;
2300                 }
2301
2302                 retval = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
2303                                                           &nb_txd);
2304                 if (retval < 0) {
2305                         printf("Cannot adjust number of descriptors: err=%d, port=%u\n",
2306                                 retval, (unsigned) portid);
2307                         return -1;
2308                 }
2309
2310                 /* init one RX queue */
2311                 fflush(stdout);
2312                 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
2313                                              rte_eth_dev_socket_id(portid),
2314                                              NULL, l2fwd_pktmbuf_pool);
2315                 if (retval < 0) {
2316                         printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
2317                                         retval, (unsigned) portid);
2318                         return -1;
2319                 }
2320
2321                 /* init one TX queue on each port */
2322                 fflush(stdout);
2323                 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
2324                                 rte_eth_dev_socket_id(portid),
2325                                 NULL);
2326                 if (retval < 0) {
2327                         printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
2328                                 retval, (unsigned) portid);
2329
2330                         return -1;
2331                 }
2332
2333                 /* Start device */
2334                 retval = rte_eth_dev_start(portid);
2335                 if (retval < 0) {
2336                         printf("rte_eth_dev_start:err=%d, port=%u\n",
2337                                         retval, (unsigned) portid);
2338                         return -1;
2339                 }
2340
2341                 rte_eth_promiscuous_enable(portid);
2342
2343                 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
2344
2345                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
2346                                 (unsigned) portid,
2347                                 l2fwd_ports_eth_addr[portid].addr_bytes[0],
2348                                 l2fwd_ports_eth_addr[portid].addr_bytes[1],
2349                                 l2fwd_ports_eth_addr[portid].addr_bytes[2],
2350                                 l2fwd_ports_eth_addr[portid].addr_bytes[3],
2351                                 l2fwd_ports_eth_addr[portid].addr_bytes[4],
2352                                 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
2353
2354                 /* initialize port stats */
2355                 memset(&port_statistics, 0, sizeof(port_statistics));
2356
2357                 /* Setup port forwarding table */
2358                 if (enabled_portcount % 2) {
2359                         l2fwd_dst_ports[portid] = last_portid;
2360                         l2fwd_dst_ports[last_portid] = portid;
2361                 } else {
2362                         last_portid = portid;
2363                 }
2364
2365                 l2fwd_enabled_port_mask |= (1 << portid);
2366                 enabled_portcount++;
2367         }
2368
2369         if (enabled_portcount == 1) {
2370                 l2fwd_dst_ports[last_portid] = last_portid;
2371         } else if (enabled_portcount % 2) {
2372                 printf("odd number of ports in portmask- bye\n");
2373                 return -1;
2374         }
2375
2376         check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
2377
2378         return enabled_portcount;
2379 }
2380
2381 static void
2382 reserve_key_memory(struct l2fwd_crypto_options *options)
2383 {
2384         options->cipher_xform.cipher.key.data = rte_malloc("crypto key",
2385                                                 MAX_KEY_SIZE, 0);
2386         if (options->cipher_xform.cipher.key.data == NULL)
2387                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher key");
2388
2389         options->auth_xform.auth.key.data = rte_malloc("auth key",
2390                                                 MAX_KEY_SIZE, 0);
2391         if (options->auth_xform.auth.key.data == NULL)
2392                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth key");
2393
2394         options->aead_xform.aead.key.data = rte_malloc("aead key",
2395                                                 MAX_KEY_SIZE, 0);
2396         if (options->aead_xform.aead.key.data == NULL)
2397                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AEAD key");
2398
2399         options->cipher_iv.data = rte_malloc("cipher iv", MAX_KEY_SIZE, 0);
2400         if (options->cipher_iv.data == NULL)
2401                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher IV");
2402
2403         options->auth_iv.data = rte_malloc("auth iv", MAX_KEY_SIZE, 0);
2404         if (options->auth_iv.data == NULL)
2405                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth IV");
2406
2407         options->aead_iv.data = rte_malloc("aead_iv", MAX_KEY_SIZE, 0);
2408         if (options->aead_iv.data == NULL)
2409                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AEAD iv");
2410
2411         options->aad.data = rte_malloc("aad", MAX_KEY_SIZE, 0);
2412         if (options->aad.data == NULL)
2413                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AAD");
2414         options->aad.phys_addr = rte_malloc_virt2phy(options->aad.data);
2415 }
2416
2417 int
2418 main(int argc, char **argv)
2419 {
2420         struct lcore_queue_conf *qconf;
2421         struct l2fwd_crypto_options options;
2422
2423         uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
2424         unsigned lcore_id, rx_lcore_id;
2425         int ret, enabled_cdevcount, enabled_portcount;
2426         uint8_t enabled_cdevs[RTE_CRYPTO_MAX_DEVS] = {0};
2427
2428         /* init EAL */
2429         ret = rte_eal_init(argc, argv);
2430         if (ret < 0)
2431                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
2432         argc -= ret;
2433         argv += ret;
2434
2435         /* reserve memory for Cipher/Auth key and IV */
2436         reserve_key_memory(&options);
2437
2438         /* parse application arguments (after the EAL ones) */
2439         ret = l2fwd_crypto_parse_args(&options, argc, argv);
2440         if (ret < 0)
2441                 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
2442
2443         /* create the mbuf pool */
2444         l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512,
2445                         sizeof(struct rte_crypto_op),
2446                         RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
2447         if (l2fwd_pktmbuf_pool == NULL)
2448                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
2449
2450         /* create crypto op pool */
2451         l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool",
2452                         RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, MAXIMUM_IV_LENGTH,
2453                         rte_socket_id());
2454         if (l2fwd_crypto_op_pool == NULL)
2455                 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
2456
2457         /* Enable Ethernet ports */
2458         enabled_portcount = initialize_ports(&options);
2459         if (enabled_portcount < 1)
2460                 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
2461
2462         nb_ports = rte_eth_dev_count();
2463         /* Initialize the port/queue configuration of each logical core */
2464         for (rx_lcore_id = 0, qconf = NULL, portid = 0;
2465                         portid < nb_ports; portid++) {
2466
2467                 /* skip ports that are not enabled */
2468                 if ((options.portmask & (1 << portid)) == 0)
2469                         continue;
2470
2471                 if (options.single_lcore && qconf == NULL) {
2472                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
2473                                 rx_lcore_id++;
2474                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2475                                         rte_exit(EXIT_FAILURE,
2476                                                         "Not enough cores\n");
2477                         }
2478                 } else if (!options.single_lcore) {
2479                         /* get the lcore_id for this port */
2480                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
2481                                lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
2482                                options.nb_ports_per_lcore) {
2483                                 rx_lcore_id++;
2484                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2485                                         rte_exit(EXIT_FAILURE,
2486                                                         "Not enough cores\n");
2487                         }
2488                 }
2489
2490                 /* Assigned a new logical core in the loop above. */
2491                 if (qconf != &lcore_queue_conf[rx_lcore_id])
2492                         qconf = &lcore_queue_conf[rx_lcore_id];
2493
2494                 qconf->rx_port_list[qconf->nb_rx_ports] = portid;
2495                 qconf->nb_rx_ports++;
2496
2497                 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
2498         }
2499
2500         /* Enable Crypto devices */
2501         enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount,
2502                         enabled_cdevs);
2503         if (enabled_cdevcount < 0)
2504                 rte_exit(EXIT_FAILURE, "Failed to initialize crypto devices\n");
2505
2506         if (enabled_cdevcount < enabled_portcount)
2507                 rte_exit(EXIT_FAILURE, "Number of capable crypto devices (%d) "
2508                                 "has to be more or equal to number of ports (%d)\n",
2509                                 enabled_cdevcount, enabled_portcount);
2510
2511         nb_cryptodevs = rte_cryptodev_count();
2512
2513         /* Initialize the port/cryptodev configuration of each logical core */
2514         for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
2515                         cdev_id < nb_cryptodevs && enabled_cdevcount;
2516                         cdev_id++) {
2517                 /* Crypto op not supported by crypto device */
2518                 if (!enabled_cdevs[cdev_id])
2519                         continue;
2520
2521                 if (options.single_lcore && qconf == NULL) {
2522                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
2523                                 rx_lcore_id++;
2524                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2525                                         rte_exit(EXIT_FAILURE,
2526                                                         "Not enough cores\n");
2527                         }
2528                 } else if (!options.single_lcore) {
2529                         /* get the lcore_id for this port */
2530                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
2531                                lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
2532                                options.nb_ports_per_lcore) {
2533                                 rx_lcore_id++;
2534                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2535                                         rte_exit(EXIT_FAILURE,
2536                                                         "Not enough cores\n");
2537                         }
2538                 }
2539
2540                 /* Assigned a new logical core in the loop above. */
2541                 if (qconf != &lcore_queue_conf[rx_lcore_id])
2542                         qconf = &lcore_queue_conf[rx_lcore_id];
2543
2544                 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
2545                 qconf->nb_crypto_devs++;
2546
2547                 enabled_cdevcount--;
2548
2549                 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
2550                                 (unsigned)cdev_id);
2551         }
2552
2553         /* launch per-lcore init on every lcore */
2554         rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
2555                         CALL_MASTER);
2556         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
2557                 if (rte_eal_wait_lcore(lcore_id) < 0)
2558                         return -1;
2559         }
2560
2561         return 0;
2562 }