examples/l2fwd-crypto/main.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <time.h>
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <string.h>
  38 #include <stdint.h>
  39 #include <inttypes.h>
  40 #include <sys/types.h>
  41 #include <sys/queue.h>
  42 #include <netinet/in.h>
  43 #include <setjmp.h>
  44 #include <stdarg.h>
  45 #include <ctype.h>
  46 #include <errno.h>
  47 #include <getopt.h>
  48
  49 #include <rte_atomic.h>
  50 #include <rte_branch_prediction.h>
  51 #include <rte_common.h>
  52 #include <rte_cryptodev.h>
  53 #include <rte_cycles.h>
  54 #include <rte_debug.h>
  55 #include <rte_eal.h>
  56 #include <rte_ether.h>
  57 #include <rte_ethdev.h>
  58 #include <rte_interrupts.h>
  59 #include <rte_ip.h>
  60 #include <rte_launch.h>
  61 #include <rte_lcore.h>
  62 #include <rte_log.h>
  63 #include <rte_malloc.h>
  64 #include <rte_mbuf.h>
  65 #include <rte_memcpy.h>
  66 #include <rte_memory.h>
  67 #include <rte_mempool.h>
  68 #include <rte_memzone.h>
  69 #include <rte_pci.h>
  70 #include <rte_per_lcore.h>
  71 #include <rte_prefetch.h>
  72 #include <rte_random.h>
  73 #include <rte_ring.h>
  74 #include <rte_hexdump.h>
  75
  76 enum cdev_type {
  77         CDEV_TYPE_ANY,
  78         CDEV_TYPE_HW,
  79         CDEV_TYPE_SW
  80 };
  81
  82 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
  83
  84 #define NB_MBUF   8192
  85
  86 #define MAX_STR_LEN 32
  87 #define MAX_KEY_SIZE 128
  88 #define MAX_PKT_BURST 32
  89 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
  90
  91 /*
  92  * Configurable number of RX/TX ring descriptors
  93  */
  94 #define RTE_TEST_RX_DESC_DEFAULT 128
  95 #define RTE_TEST_TX_DESC_DEFAULT 512
  96
  97 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
  98 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
  99
 100 /* ethernet addresses of ports */
 101 static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
 102
 103 /* mask of enabled ports */
 104 static uint64_t l2fwd_enabled_port_mask;
 105 static uint64_t l2fwd_enabled_crypto_mask;
 106
 107 /* list of enabled ports */
 108 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
 109
 110
 111 struct pkt_buffer {
 112         unsigned len;
 113         struct rte_mbuf *buffer[MAX_PKT_BURST];
 114 };
 115
 116 struct op_buffer {
 117         unsigned len;
 118         struct rte_crypto_op *buffer[MAX_PKT_BURST];
 119 };
 120
 121 #define MAX_RX_QUEUE_PER_LCORE 16
 122 #define MAX_TX_QUEUE_PER_PORT 16
 123
 124 enum l2fwd_crypto_xform_chain {
 125         L2FWD_CRYPTO_CIPHER_HASH,
 126         L2FWD_CRYPTO_HASH_CIPHER,
 127         L2FWD_CRYPTO_CIPHER_ONLY,
 128         L2FWD_CRYPTO_HASH_ONLY
 129 };
 130
 131 struct l2fwd_key {
 132         uint8_t *data;
 133         uint32_t length;
 134         phys_addr_t phys_addr;
 135 };
 136
 137 char supported_auth_algo[RTE_CRYPTO_AUTH_LIST_END][MAX_STR_LEN];
 138 char supported_cipher_algo[RTE_CRYPTO_CIPHER_LIST_END][MAX_STR_LEN];
 139
 140 /** l2fwd crypto application command line options */
 141 struct l2fwd_crypto_options {
 142         unsigned portmask;
 143         unsigned nb_ports_per_lcore;
 144         unsigned refresh_period;
 145         unsigned single_lcore:1;
 146
 147         enum cdev_type type;
 148         unsigned sessionless:1;
 149
 150         enum l2fwd_crypto_xform_chain xform_chain;
 151
 152         struct rte_crypto_sym_xform cipher_xform;
 153         unsigned ckey_param;
 154         int ckey_random_size;
 155
 156         struct l2fwd_key iv;
 157         unsigned iv_param;
 158         int iv_random_size;
 159
 160         struct rte_crypto_sym_xform auth_xform;
 161         uint8_t akey_param;
 162         int akey_random_size;
 163
 164         struct l2fwd_key aad;
 165         unsigned aad_param;
 166         int aad_random_size;
 167
 168         int digest_size;
 169
 170         uint16_t block_size;
 171         char string_type[MAX_STR_LEN];
 172 };
 173
 174 /** l2fwd crypto lcore params */
 175 struct l2fwd_crypto_params {
 176         uint8_t dev_id;
 177         uint8_t qp_id;
 178
 179         unsigned digest_length;
 180         unsigned block_size;
 181
 182         struct l2fwd_key iv;
 183         struct l2fwd_key aad;
 184         struct rte_cryptodev_sym_session *session;
 185
 186         uint8_t do_cipher;
 187         uint8_t do_hash;
 188         uint8_t hash_verify;
 189
 190         enum rte_crypto_cipher_algorithm cipher_algo;
 191         enum rte_crypto_auth_algorithm auth_algo;
 192 };
 193
 194 /** lcore configuration */
 195 struct lcore_queue_conf {
 196         unsigned nb_rx_ports;
 197         unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
 198
 199         unsigned nb_crypto_devs;
 200         unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
 201
 202         struct op_buffer op_buf[RTE_MAX_ETHPORTS];
 203         struct pkt_buffer pkt_buf[RTE_MAX_ETHPORTS];
 204 } __rte_cache_aligned;
 205
 206 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
 207
 208 static const struct rte_eth_conf port_conf = {
 209         .rxmode = {
 210                 .mq_mode = ETH_MQ_RX_NONE,
 211                 .max_rx_pkt_len = ETHER_MAX_LEN,
 212                 .split_hdr_size = 0,
 213                 .header_split   = 0, /**< Header Split disabled */
 214                 .hw_ip_checksum = 0, /**< IP checksum offload disabled */
 215                 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
 216                 .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
 217                 .hw_strip_crc   = 0, /**< CRC stripped by hardware */
 218         },
 219         .txmode = {
 220                 .mq_mode = ETH_MQ_TX_NONE,
 221         },
 222 };
 223
 224 struct rte_mempool *l2fwd_pktmbuf_pool;
 225 struct rte_mempool *l2fwd_crypto_op_pool;
 226
 227 /* Per-port statistics struct */
 228 struct l2fwd_port_statistics {
 229         uint64_t tx;
 230         uint64_t rx;
 231
 232         uint64_t crypto_enqueued;
 233         uint64_t crypto_dequeued;
 234
 235         uint64_t dropped;
 236 } __rte_cache_aligned;
 237
 238 struct l2fwd_crypto_statistics {
 239         uint64_t enqueued;
 240         uint64_t dequeued;
 241
 242         uint64_t errors;
 243 } __rte_cache_aligned;
 244
 245 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
 246 struct l2fwd_crypto_statistics crypto_statistics[RTE_MAX_ETHPORTS];
 247
 248 /* A tsc-based timer responsible for triggering statistics printout */
 249 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
 250 #define MAX_TIMER_PERIOD 86400UL /* 1 day max */
 251
 252 /* default period is 10 seconds */
 253 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
 254
 255 /* Print out statistics on packets dropped */
 256 static void
 257 print_stats(void)
 258 {
 259         uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
 260         uint64_t total_packets_enqueued, total_packets_dequeued,
 261                 total_packets_errors;
 262         unsigned portid;
 263         uint64_t cdevid;
 264
 265         total_packets_dropped = 0;
 266         total_packets_tx = 0;
 267         total_packets_rx = 0;
 268         total_packets_enqueued = 0;
 269         total_packets_dequeued = 0;
 270         total_packets_errors = 0;
 271
 272         const char clr[] = { 27, '[', '2', 'J', '\0' };
 273         const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
 274
 275                 /* Clear screen and move to top left */
 276         printf("%s%s", clr, topLeft);
 277
 278         printf("\nPort statistics ====================================");
 279
 280         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 281                 /* skip disabled ports */
 282                 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
 283                         continue;
 284                 printf("\nStatistics for port %u ------------------------------"
 285                            "\nPackets sent: %32"PRIu64
 286                            "\nPackets received: %28"PRIu64
 287                            "\nPackets dropped: %29"PRIu64,
 288                            portid,
 289                            port_statistics[portid].tx,
 290                            port_statistics[portid].rx,
 291                            port_statistics[portid].dropped);
 292
 293                 total_packets_dropped += port_statistics[portid].dropped;
 294                 total_packets_tx += port_statistics[portid].tx;
 295                 total_packets_rx += port_statistics[portid].rx;
 296         }
 297         printf("\nCrypto statistics ==================================");
 298
 299         for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
 300                 /* skip disabled ports */
 301                 if ((l2fwd_enabled_crypto_mask & (1lu << cdevid)) == 0)
 302                         continue;
 303                 printf("\nStatistics for cryptodev %"PRIu64
 304                                 " -------------------------"
 305                            "\nPackets enqueued: %28"PRIu64
 306                            "\nPackets dequeued: %28"PRIu64
 307                            "\nPackets errors: %30"PRIu64,
 308                            cdevid,
 309                            crypto_statistics[cdevid].enqueued,
 310                            crypto_statistics[cdevid].dequeued,
 311                            crypto_statistics[cdevid].errors);
 312
 313                 total_packets_enqueued += crypto_statistics[cdevid].enqueued;
 314                 total_packets_dequeued += crypto_statistics[cdevid].dequeued;
 315                 total_packets_errors += crypto_statistics[cdevid].errors;
 316         }
 317         printf("\nAggregate statistics ==============================="
 318                    "\nTotal packets received: %22"PRIu64
 319                    "\nTotal packets enqueued: %22"PRIu64
 320                    "\nTotal packets dequeued: %22"PRIu64
 321                    "\nTotal packets sent: %26"PRIu64
 322                    "\nTotal packets dropped: %23"PRIu64
 323                    "\nTotal packets crypto errors: %17"PRIu64,
 324                    total_packets_rx,
 325                    total_packets_enqueued,
 326                    total_packets_dequeued,
 327                    total_packets_tx,
 328                    total_packets_dropped,
 329                    total_packets_errors);
 330         printf("\n====================================================\n");
 331 }
 332
 333 static void
 334 fill_supported_algorithm_tables(void)
 335 {
 336         unsigned i;
 337
 338         for (i = 0; i < RTE_CRYPTO_AUTH_LIST_END; i++)
 339                 strcpy(supported_auth_algo[i], "NOT_SUPPORTED");
 340
 341         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_AES_GCM], "AES_GCM");
 342         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_MD5_HMAC], "MD5_HMAC");
 343         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_NULL], "NULL");
 344         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_AES_XCBC_MAC],
 345                 "AES_XCBC_MAC");
 346         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA1_HMAC], "SHA1_HMAC");
 347         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA224_HMAC], "SHA224_HMAC");
 348         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA256_HMAC], "SHA256_HMAC");
 349         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA384_HMAC], "SHA384_HMAC");
 350         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA512_HMAC], "SHA512_HMAC");
 351         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SNOW3G_UIA2], "SNOW3G_UIA2");
 352         strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_KASUMI_F9], "KASUMI_F9");
 353
 354         for (i = 0; i < RTE_CRYPTO_CIPHER_LIST_END; i++)
 355                 strcpy(supported_cipher_algo[i], "NOT_SUPPORTED");
 356
 357         strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_AES_CBC], "AES_CBC");
 358         strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_AES_CTR], "AES_CTR");
 359         strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_AES_GCM], "AES_GCM");
 360         strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_NULL], "NULL");
 361         strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_SNOW3G_UEA2], "SNOW3G_UEA2");
 362         strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_KASUMI_F8], "KASUMI_F8");
 363 }
 364
 365
 366 static int
 367 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 368                 struct l2fwd_crypto_params *cparams)
 369 {
 370         struct rte_crypto_op **op_buffer;
 371         unsigned ret;
 372
 373         op_buffer = (struct rte_crypto_op **)
 374                         qconf->op_buf[cparams->dev_id].buffer;
 375
 376         ret = rte_cryptodev_enqueue_burst(cparams->dev_id,
 377                         cparams->qp_id, op_buffer, (uint16_t) n);
 378
 379         crypto_statistics[cparams->dev_id].enqueued += ret;
 380         if (unlikely(ret < n)) {
 381                 crypto_statistics[cparams->dev_id].errors += (n - ret);
 382                 do {
 383                         rte_pktmbuf_free(op_buffer[ret]->sym->m_src);
 384                         rte_crypto_op_free(op_buffer[ret]);
 385                 } while (++ret < n);
 386         }
 387
 388         return 0;
 389 }
 390
 391 static int
 392 l2fwd_crypto_enqueue(struct rte_crypto_op *op,
 393                 struct l2fwd_crypto_params *cparams)
 394 {
 395         unsigned lcore_id, len;
 396         struct lcore_queue_conf *qconf;
 397
 398         lcore_id = rte_lcore_id();
 399
 400         qconf = &lcore_queue_conf[lcore_id];
 401         len = qconf->op_buf[cparams->dev_id].len;
 402         qconf->op_buf[cparams->dev_id].buffer[len] = op;
 403         len++;
 404
 405         /* enough ops to be sent */
 406         if (len == MAX_PKT_BURST) {
 407                 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
 408                 len = 0;
 409         }
 410
 411         qconf->op_buf[cparams->dev_id].len = len;
 412         return 0;
 413 }
 414
 415 static int
 416 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
 417                 struct rte_crypto_op *op,
 418                 struct l2fwd_crypto_params *cparams)
 419 {
 420         struct ether_hdr *eth_hdr;
 421         struct ipv4_hdr *ip_hdr;
 422
 423         unsigned ipdata_offset, pad_len, data_len;
 424         char *padding;
 425
 426         eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
 427
 428         if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
 429                 return -1;
 430
 431         ipdata_offset = sizeof(struct ether_hdr);
 432
 433         ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
 434                         ipdata_offset);
 435
 436         ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
 437                         * IPV4_IHL_MULTIPLIER;
 438
 439
 440         /* Zero pad data to be crypto'd so it is block aligned */
 441         data_len  = rte_pktmbuf_data_len(m) - ipdata_offset;
 442         pad_len = data_len % cparams->block_size ? cparams->block_size -
 443                         (data_len % cparams->block_size) : 0;
 444
 445         if (pad_len) {
 446                 padding = rte_pktmbuf_append(m, pad_len);
 447                 if (unlikely(!padding))
 448                         return -1;
 449
 450                 data_len += pad_len;
 451                 memset(padding, 0, pad_len);
 452         }
 453
 454         /* Set crypto operation data parameters */
 455         rte_crypto_op_attach_sym_session(op, cparams->session);
 456
 457         if (cparams->do_hash) {
 458                 if (!cparams->hash_verify) {
 459                         /* Append space for digest to end of packet */
 460                         op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 461                                 cparams->digest_length);
 462                 } else {
 463                         op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m,
 464                                 cparams->digest_length);
 465                 }
 466
 467                 op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
 468                                 rte_pktmbuf_pkt_len(m) - cparams->digest_length);
 469                 op->sym->auth.digest.length = cparams->digest_length;
 470
 471                 /* For SNOW3G/KASUMI algorithms, offset/length must be in bits */
 472                 if (cparams->auth_algo == RTE_CRYPTO_AUTH_SNOW3G_UIA2 ||
 473                                 cparams->auth_algo == RTE_CRYPTO_AUTH_KASUMI_F9) {
 474                         op->sym->auth.data.offset = ipdata_offset << 3;
 475                         op->sym->auth.data.length = data_len << 3;
 476                 } else {
 477                         op->sym->auth.data.offset = ipdata_offset;
 478                         op->sym->auth.data.length = data_len;
 479                 }
 480
 481                 if (cparams->aad.length) {
 482                         op->sym->auth.aad.data = cparams->aad.data;
 483                         op->sym->auth.aad.phys_addr = cparams->aad.phys_addr;
 484                         op->sym->auth.aad.length = cparams->aad.length;
 485                 }
 486         }
 487
 488         if (cparams->do_cipher) {
 489                 op->sym->cipher.iv.data = cparams->iv.data;
 490                 op->sym->cipher.iv.phys_addr = cparams->iv.phys_addr;
 491                 op->sym->cipher.iv.length = cparams->iv.length;
 492
 493                 /* For SNOW3G algorithms, offset/length must be in bits */
 494                 if (cparams->cipher_algo == RTE_CRYPTO_CIPHER_SNOW3G_UEA2 ||
 495                                 cparams->cipher_algo == RTE_CRYPTO_CIPHER_KASUMI_F8) {
 496                         op->sym->cipher.data.offset = ipdata_offset << 3;
 497                         if (cparams->do_hash && cparams->hash_verify)
 498                                 /* Do not cipher the hash tag */
 499                                 op->sym->cipher.data.length = (data_len -
 500                                         cparams->digest_length) << 3;
 501                         else
 502                                 op->sym->cipher.data.length = data_len << 3;
 503
 504                 } else {
 505                         op->sym->cipher.data.offset = ipdata_offset;
 506                         if (cparams->do_hash && cparams->hash_verify)
 507                                 /* Do not cipher the hash tag */
 508                                 op->sym->cipher.data.length = data_len -
 509                                         cparams->digest_length;
 510                         else
 511                                 op->sym->cipher.data.length = data_len;
 512                 }
 513         }
 514
 515         op->sym->m_src = m;
 516
 517         return l2fwd_crypto_enqueue(op, cparams);
 518 }
 519
 520
 521 /* Send the burst of packets on an output interface */
 522 static int
 523 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n,
 524                 uint8_t port)
 525 {
 526         struct rte_mbuf **pkt_buffer;
 527         unsigned ret;
 528
 529         pkt_buffer = (struct rte_mbuf **)qconf->pkt_buf[port].buffer;
 530
 531         ret = rte_eth_tx_burst(port, 0, pkt_buffer, (uint16_t)n);
 532         port_statistics[port].tx += ret;
 533         if (unlikely(ret < n)) {
 534                 port_statistics[port].dropped += (n - ret);
 535                 do {
 536                         rte_pktmbuf_free(pkt_buffer[ret]);
 537                 } while (++ret < n);
 538         }
 539
 540         return 0;
 541 }
 542
 543 /* Enqueue packets for TX and prepare them to be sent */
 544 static int
 545 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
 546 {
 547         unsigned lcore_id, len;
 548         struct lcore_queue_conf *qconf;
 549
 550         lcore_id = rte_lcore_id();
 551
 552         qconf = &lcore_queue_conf[lcore_id];
 553         len = qconf->pkt_buf[port].len;
 554         qconf->pkt_buf[port].buffer[len] = m;
 555         len++;
 556
 557         /* enough pkts to be sent */
 558         if (unlikely(len == MAX_PKT_BURST)) {
 559                 l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
 560                 len = 0;
 561         }
 562
 563         qconf->pkt_buf[port].len = len;
 564         return 0;
 565 }
 566
 567 static void
 568 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
 569 {
 570         struct ether_hdr *eth;
 571         void *tmp;
 572         unsigned dst_port;
 573
 574         dst_port = l2fwd_dst_ports[portid];
 575         eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
 576
 577         /* 02:00:00:00:00:xx */
 578         tmp = &eth->d_addr.addr_bytes[0];
 579         *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
 580
 581         /* src addr */
 582         ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], &eth->s_addr);
 583
 584         l2fwd_send_packet(m, (uint8_t) dst_port);
 585 }
 586
 587 /** Generate random key */
 588 static void
 589 generate_random_key(uint8_t *key, unsigned length)
 590 {
 591         unsigned i;
 592
 593         for (i = 0; i < length; i++)
 594                 key[i] = rand() % 0xff;
 595 }
 596
 597 static struct rte_cryptodev_sym_session *
 598 initialize_crypto_session(struct l2fwd_crypto_options *options,
 599                 uint8_t cdev_id)
 600 {
 601         struct rte_crypto_sym_xform *first_xform;
 602
 603         if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
 604                 first_xform = &options->cipher_xform;
 605                 first_xform->next = &options->auth_xform;
 606         } else if (options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER) {
 607                 first_xform = &options->auth_xform;
 608                 first_xform->next = &options->cipher_xform;
 609         } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
 610                 first_xform = &options->cipher_xform;
 611         } else {
 612                 first_xform = &options->auth_xform;
 613         }
 614
 615         /* Setup Cipher Parameters */
 616         return rte_cryptodev_sym_session_create(cdev_id, first_xform);
 617 }
 618
 619 static void
 620 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
 621
 622 /* main processing loop */
 623 static void
 624 l2fwd_main_loop(struct l2fwd_crypto_options *options)
 625 {
 626         struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
 627         struct rte_crypto_op *ops_burst[MAX_PKT_BURST];
 628
 629         unsigned lcore_id = rte_lcore_id();
 630         uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
 631         unsigned i, j, portid, nb_rx;
 632         struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
 633         const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
 634                         US_PER_S * BURST_TX_DRAIN_US;
 635         struct l2fwd_crypto_params *cparams;
 636         struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
 637
 638         if (qconf->nb_rx_ports == 0) {
 639                 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
 640                 return;
 641         }
 642
 643         RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
 644
 645         for (i = 0; i < qconf->nb_rx_ports; i++) {
 646
 647                 portid = qconf->rx_port_list[i];
 648                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
 649                         portid);
 650         }
 651
 652         for (i = 0; i < qconf->nb_crypto_devs; i++) {
 653                 port_cparams[i].do_cipher = 0;
 654                 port_cparams[i].do_hash = 0;
 655
 656                 switch (options->xform_chain) {
 657                 case L2FWD_CRYPTO_CIPHER_HASH:
 658                 case L2FWD_CRYPTO_HASH_CIPHER:
 659                         port_cparams[i].do_cipher = 1;
 660                         port_cparams[i].do_hash = 1;
 661                         break;
 662                 case L2FWD_CRYPTO_HASH_ONLY:
 663                         port_cparams[i].do_hash = 1;
 664                         break;
 665                 case L2FWD_CRYPTO_CIPHER_ONLY:
 666                         port_cparams[i].do_cipher = 1;
 667                         break;
 668                 }
 669
 670                 port_cparams[i].dev_id = qconf->cryptodev_list[i];
 671                 port_cparams[i].qp_id = 0;
 672
 673                 port_cparams[i].block_size = options->block_size;
 674
 675                 if (port_cparams[i].do_hash) {
 676                         port_cparams[i].digest_length =
 677                                         options->auth_xform.auth.digest_length;
 678                         if (options->auth_xform.auth.add_auth_data_length) {
 679                                 port_cparams[i].aad.data = options->aad.data;
 680                                 port_cparams[i].aad.length =
 681                                         options->auth_xform.auth.add_auth_data_length;
 682                                 port_cparams[i].aad.phys_addr = options->aad.phys_addr;
 683                                 if (!options->aad_param)
 684                                         generate_random_key(port_cparams[i].aad.data,
 685                                                 port_cparams[i].aad.length);
 686
 687                         }
 688
 689                         if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_VERIFY)
 690                                 port_cparams[i].hash_verify = 1;
 691                         else
 692                                 port_cparams[i].hash_verify = 0;
 693
 694                         port_cparams[i].auth_algo = options->auth_xform.auth.algo;
 695                 }
 696
 697                 if (port_cparams[i].do_cipher) {
 698                         port_cparams[i].iv.data = options->iv.data;
 699                         port_cparams[i].iv.length = options->iv.length;
 700                         port_cparams[i].iv.phys_addr = options->iv.phys_addr;
 701                         if (!options->iv_param)
 702                                 generate_random_key(port_cparams[i].iv.data,
 703                                                 port_cparams[i].iv.length);
 704
 705                         port_cparams[i].cipher_algo = options->cipher_xform.cipher.algo;
 706                 }
 707
 708                 port_cparams[i].session = initialize_crypto_session(options,
 709                                 port_cparams[i].dev_id);
 710
 711                 if (port_cparams[i].session == NULL)
 712                         return;
 713                 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
 714                                 port_cparams[i].dev_id);
 715         }
 716
 717         l2fwd_crypto_options_print(options);
 718
 719         /*
 720          * Initialize previous tsc timestamp before the loop,
 721          * to avoid showing the port statistics immediately,
 722          * so user can see the crypto information.
 723          */
 724         prev_tsc = rte_rdtsc();
 725         while (1) {
 726
 727                 cur_tsc = rte_rdtsc();
 728
 729                 /*
 730                  * TX burst queue drain
 731                  */
 732                 diff_tsc = cur_tsc - prev_tsc;
 733                 if (unlikely(diff_tsc > drain_tsc)) {
 734                         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
 735                                 if (qconf->pkt_buf[portid].len == 0)
 736                                         continue;
 737                                 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
 738                                                  qconf->pkt_buf[portid].len,
 739                                                  (uint8_t) portid);
 740                                 qconf->pkt_buf[portid].len = 0;
 741                         }
 742
 743                         /* if timer is enabled */
 744                         if (timer_period > 0) {
 745
 746                                 /* advance the timer */
 747                                 timer_tsc += diff_tsc;
 748
 749                                 /* if timer has reached its timeout */
 750                                 if (unlikely(timer_tsc >=
 751                                                 (uint64_t)timer_period)) {
 752
 753                                         /* do this only on master core */
 754                                         if (lcore_id == rte_get_master_lcore()
 755                                                 && options->refresh_period) {
 756                                                 print_stats();
 757                                                 timer_tsc = 0;
 758                                         }
 759                                 }
 760                         }
 761
 762                         prev_tsc = cur_tsc;
 763                 }
 764
 765                 /*
 766                  * Read packet from RX queues
 767                  */
 768                 for (i = 0; i < qconf->nb_rx_ports; i++) {
 769                         portid = qconf->rx_port_list[i];
 770
 771                         cparams = &port_cparams[i];
 772
 773                         nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
 774                                                  pkts_burst, MAX_PKT_BURST);
 775
 776                         port_statistics[portid].rx += nb_rx;
 777
 778                         if (nb_rx) {
 779                                 /*
 780                                  * If we can't allocate a crypto_ops, then drop
 781                                  * the rest of the burst and dequeue and
 782                                  * process the packets to free offload structs
 783                                  */
 784                                 if (rte_crypto_op_bulk_alloc(
 785                                                 l2fwd_crypto_op_pool,
 786                                                 RTE_CRYPTO_OP_TYPE_SYMMETRIC,
 787                                                 ops_burst, nb_rx) !=
 788                                                                 nb_rx) {
 789                                         for (j = 0; j < nb_rx; j++)
 790                                                 rte_pktmbuf_free(pkts_burst[i]);
 791
 792                                         nb_rx = 0;
 793                                 }
 794
 795                                 /* Enqueue packets from Crypto device*/
 796                                 for (j = 0; j < nb_rx; j++) {
 797                                         m = pkts_burst[j];
 798
 799                                         l2fwd_simple_crypto_enqueue(m,
 800                                                         ops_burst[j], cparams);
 801                                 }
 802                         }
 803
 804                         /* Dequeue packets from Crypto device */
 805                         do {
 806                                 nb_rx = rte_cryptodev_dequeue_burst(
 807                                                 cparams->dev_id, cparams->qp_id,
 808                                                 ops_burst, MAX_PKT_BURST);
 809
 810                                 crypto_statistics[cparams->dev_id].dequeued +=
 811                                                 nb_rx;
 812
 813                                 /* Forward crypto'd packets */
 814                                 for (j = 0; j < nb_rx; j++) {
 815                                         m = ops_burst[j]->sym->m_src;
 816
 817                                         rte_crypto_op_free(ops_burst[j]);
 818                                         l2fwd_simple_forward(m, portid);
 819                                 }
 820                         } while (nb_rx == MAX_PKT_BURST);
 821                 }
 822         }
 823 }
 824
 825 static int
 826 l2fwd_launch_one_lcore(void *arg)
 827 {
 828         l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
 829         return 0;
 830 }
 831
 832 /* Display command line arguments usage */
 833 static void
 834 l2fwd_crypto_usage(const char *prgname)
 835 {
 836         printf("%s [EAL options] --\n"
 837                 "  -p PORTMASK: hexadecimal bitmask of ports to configure\n"
 838                 "  -q NQ: number of queue (=ports) per lcore (default is 1)\n"
 839                 "  -s manage all ports from single lcore\n"
 840                 "  -T PERIOD: statistics will be refreshed each PERIOD seconds"
 841                 " (0 to disable, 10 default, 86400 maximum)\n"
 842
 843                 "  --cdev_type HW / SW / ANY\n"
 844                 "  --chain HASH_CIPHER / CIPHER_HASH\n"
 845
 846                 "  --cipher_algo ALGO\n"
 847                 "  --cipher_op ENCRYPT / DECRYPT\n"
 848                 "  --cipher_key KEY (bytes separated with \":\")\n"
 849                 "  --cipher_key_random_size SIZE: size of cipher key when generated randomly\n"
 850                 "  --iv IV (bytes separated with \":\")\n"
 851                 "  --iv_random_size SIZE: size of IV when generated randomly\n"
 852
 853                 "  --auth_algo ALGO\n"
 854                 "  --auth_op GENERATE / VERIFY\n"
 855                 "  --auth_key KEY (bytes separated with \":\")\n"
 856                 "  --auth_key_random_size SIZE: size of auth key when generated randomly\n"
 857                 "  --aad AAD (bytes separated with \":\")\n"
 858                 "  --aad_random_size SIZE: size of AAD when generated randomly\n"
 859                 "  --digest_size SIZE: size of digest to be generated/verified\n"
 860
 861                 "  --sessionless\n",
 862                prgname);
 863 }
 864
 865 /** Parse crypto device type command line argument */
 866 static int
 867 parse_cryptodev_type(enum cdev_type *type, char *optarg)
 868 {
 869         if (strcmp("HW", optarg) == 0) {
 870                 *type = CDEV_TYPE_HW;
 871                 return 0;
 872         } else if (strcmp("SW", optarg) == 0) {
 873                 *type = CDEV_TYPE_SW;
 874                 return 0;
 875         } else if (strcmp("ANY", optarg) == 0) {
 876                 *type = CDEV_TYPE_ANY;
 877                 return 0;
 878         }
 879
 880         return -1;
 881 }
 882
 883 /** Parse crypto chain xform command line argument */
 884 static int
 885 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
 886 {
 887         if (strcmp("CIPHER_HASH", optarg) == 0) {
 888                 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
 889                 return 0;
 890         } else if (strcmp("HASH_CIPHER", optarg) == 0) {
 891                 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
 892                 return 0;
 893         } else if (strcmp("CIPHER_ONLY", optarg) == 0) {
 894                 options->xform_chain = L2FWD_CRYPTO_CIPHER_ONLY;
 895                 return 0;
 896         } else if (strcmp("HASH_ONLY", optarg) == 0) {
 897                 options->xform_chain = L2FWD_CRYPTO_HASH_ONLY;
 898                 return 0;
 899         }
 900
 901         return -1;
 902 }
 903
 904 /** Parse crypto cipher algo option command line argument */
 905 static int
 906 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
 907 {
 908         unsigned i;
 909
 910         for (i = 0; i < RTE_CRYPTO_CIPHER_LIST_END; i++) {
 911                 if (!strcmp(supported_cipher_algo[i], optarg)) {
 912                         *algo = (enum rte_crypto_cipher_algorithm)i;
 913                         return 0;
 914                 }
 915         }
 916
 917         printf("Cipher algorithm  not supported!\n");
 918         return -1;
 919 }
 920
 921 /** Parse crypto cipher operation command line argument */
 922 static int
 923 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
 924 {
 925         if (strcmp("ENCRYPT", optarg) == 0) {
 926                 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
 927                 return 0;
 928         } else if (strcmp("DECRYPT", optarg) == 0) {
 929                 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
 930                 return 0;
 931         }
 932
 933         printf("Cipher operation not supported!\n");
 934         return -1;
 935 }
 936
 937 /** Parse crypto key command line argument */
 938 static int
 939 parse_key(uint8_t *data, char *input_arg)
 940 {
 941         unsigned byte_count;
 942         char *token;
 943
 944         for (byte_count = 0, token = strtok(input_arg, ":");
 945                         (byte_count < MAX_KEY_SIZE) && (token != NULL);
 946                         token = strtok(NULL, ":")) {
 947
 948                 int number = (int)strtol(token, NULL, 16);
 949
 950                 if (errno == EINVAL || errno == ERANGE || number > 0xFF)
 951                         return -1;
 952
 953                 data[byte_count++] = (uint8_t)number;
 954         }
 955
 956         return byte_count;
 957 }
 958
 959 /** Parse size param*/
 960 static int
 961 parse_size(int *size, const char *q_arg)
 962 {
 963         char *end = NULL;
 964         unsigned long n;
 965
 966         /* parse hexadecimal string */
 967         n = strtoul(q_arg, &end, 10);
 968         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
 969                 n = 0;
 970
 971         if (n == 0) {
 972                 printf("invalid size\n");
 973                 return -1;
 974         }
 975
 976         *size = n;
 977         return 0;
 978 }
 979
 980 /** Parse crypto cipher operation command line argument */
 981 static int
 982 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
 983 {
 984         unsigned i;
 985
 986         for (i = 0; i < RTE_CRYPTO_AUTH_LIST_END; i++) {
 987                 if (!strcmp(supported_auth_algo[i], optarg)) {
 988                         *algo = (enum rte_crypto_auth_algorithm)i;
 989                         return 0;
 990                 }
 991         }
 992
 993         printf("Authentication algorithm specified not supported!\n");
 994         return -1;
 995 }
 996
 997 static int
 998 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
 999 {
1000         if (strcmp("VERIFY", optarg) == 0) {
1001                 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
1002                 return 0;
1003         } else if (strcmp("GENERATE", optarg) == 0) {
1004                 *op = RTE_CRYPTO_AUTH_OP_GENERATE;
1005                 return 0;
1006         }
1007
1008         printf("Authentication operation specified not supported!\n");
1009         return -1;
1010 }
1011
1012 /** Parse long options */
1013 static int
1014 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
1015                 struct option *lgopts, int option_index)
1016 {
1017         int retval;
1018
1019         if (strcmp(lgopts[option_index].name, "cdev_type") == 0) {
1020                 retval = parse_cryptodev_type(&options->type, optarg);
1021                 if (retval == 0)
1022                         snprintf(options->string_type, MAX_STR_LEN,
1023                                 "%s", optarg);
1024                 return retval;
1025         }
1026
1027         else if (strcmp(lgopts[option_index].name, "chain") == 0)
1028                 return parse_crypto_opt_chain(options, optarg);
1029
1030         /* Cipher options */
1031         else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
1032                 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
1033                                 optarg);
1034
1035         else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
1036                 return parse_cipher_op(&options->cipher_xform.cipher.op,
1037                                 optarg);
1038
1039         else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) {
1040                 options->ckey_param = 1;
1041                 options->cipher_xform.cipher.key.length =
1042                         parse_key(options->cipher_xform.cipher.key.data, optarg);
1043                 if (options->cipher_xform.cipher.key.length > 0)
1044                         return 0;
1045                 else
1046                         return -1;
1047         }
1048
1049         else if (strcmp(lgopts[option_index].name, "cipher_key_random_size") == 0)
1050                 return parse_size(&options->ckey_random_size, optarg);
1051
1052         else if (strcmp(lgopts[option_index].name, "iv") == 0) {
1053                 options->iv_param = 1;
1054                 options->iv.length =
1055                         parse_key(options->iv.data, optarg);
1056                 if (options->iv.length > 0)
1057                         return 0;
1058                 else
1059                         return -1;
1060         }
1061
1062         else if (strcmp(lgopts[option_index].name, "iv_random_size") == 0)
1063                 return parse_size(&options->iv_random_size, optarg);
1064
1065         /* Authentication options */
1066         else if (strcmp(lgopts[option_index].name, "auth_algo") == 0) {
1067                 return parse_auth_algo(&options->auth_xform.auth.algo,
1068                                 optarg);
1069         }
1070
1071         else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
1072                 return parse_auth_op(&options->auth_xform.auth.op,
1073                                 optarg);
1074
1075         else if (strcmp(lgopts[option_index].name, "auth_key") == 0) {
1076                 options->akey_param = 1;
1077                 options->auth_xform.auth.key.length =
1078                         parse_key(options->auth_xform.auth.key.data, optarg);
1079                 if (options->auth_xform.auth.key.length > 0)
1080                         return 0;
1081                 else
1082                         return -1;
1083         }
1084
1085         else if (strcmp(lgopts[option_index].name, "auth_key_random_size") == 0) {
1086                 return parse_size(&options->akey_random_size, optarg);
1087         }
1088
1089         else if (strcmp(lgopts[option_index].name, "aad") == 0) {
1090                 options->aad_param = 1;
1091                 options->aad.length =
1092                         parse_key(options->aad.data, optarg);
1093                 if (options->aad.length > 0)
1094                         return 0;
1095                 else
1096                         return -1;
1097         }
1098
1099         else if (strcmp(lgopts[option_index].name, "aad_random_size") == 0) {
1100                 return parse_size(&options->aad_random_size, optarg);
1101         }
1102
1103         else if (strcmp(lgopts[option_index].name, "digest_size") == 0) {
1104                 return parse_size(&options->digest_size, optarg);
1105         }
1106
1107         else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
1108                 options->sessionless = 1;
1109                 return 0;
1110         }
1111
1112         return -1;
1113 }
1114
1115 /** Parse port mask */
1116 static int
1117 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
1118                 const char *q_arg)
1119 {
1120         char *end = NULL;
1121         unsigned long pm;
1122
1123         /* parse hexadecimal string */
1124         pm = strtoul(q_arg, &end, 16);
1125         if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1126                 pm = 0;
1127
1128         options->portmask = pm;
1129         if (options->portmask == 0) {
1130                 printf("invalid portmask specified\n");
1131                 return -1;
1132         }
1133
1134         return pm;
1135 }
1136
1137 /** Parse number of queues */
1138 static int
1139 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
1140                 const char *q_arg)
1141 {
1142         char *end = NULL;
1143         unsigned long n;
1144
1145         /* parse hexadecimal string */
1146         n = strtoul(q_arg, &end, 10);
1147         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1148                 n = 0;
1149         else if (n >= MAX_RX_QUEUE_PER_LCORE)
1150                 n = 0;
1151
1152         options->nb_ports_per_lcore = n;
1153         if (options->nb_ports_per_lcore == 0) {
1154                 printf("invalid number of ports selected\n");
1155                 return -1;
1156         }
1157
1158         return 0;
1159 }
1160
1161 /** Parse timer period */
1162 static int
1163 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
1164                 const char *q_arg)
1165 {
1166         char *end = NULL;
1167         unsigned long n;
1168
1169         /* parse number string */
1170         n = (unsigned)strtol(q_arg, &end, 10);
1171         if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1172                 n = 0;
1173
1174         if (n >= MAX_TIMER_PERIOD) {
1175                 printf("Warning refresh period specified %lu is greater than "
1176                                 "max value %lu! using max value",
1177                                 n, MAX_TIMER_PERIOD);
1178                 n = MAX_TIMER_PERIOD;
1179         }
1180
1181         options->refresh_period = n * 1000 * TIMER_MILLISECOND;
1182
1183         return 0;
1184 }
1185
1186 /** Generate default options for application */
1187 static void
1188 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
1189 {
1190         srand(time(NULL));
1191
1192         options->portmask = 0xffffffff;
1193         options->nb_ports_per_lcore = 1;
1194         options->refresh_period = 10000;
1195         options->single_lcore = 0;
1196         options->sessionless = 0;
1197
1198         options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1199
1200         /* Cipher Data */
1201         options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
1202         options->cipher_xform.next = NULL;
1203         options->ckey_param = 0;
1204         options->ckey_random_size = -1;
1205         options->cipher_xform.cipher.key.length = 0;
1206         options->iv_param = 0;
1207         options->iv_random_size = -1;
1208         options->iv.length = 0;
1209
1210         options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
1211         options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1212
1213         /* Authentication Data */
1214         options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH;
1215         options->auth_xform.next = NULL;
1216         options->akey_param = 0;
1217         options->akey_random_size = -1;
1218         options->auth_xform.auth.key.length = 0;
1219         options->aad_param = 0;
1220         options->aad_random_size = -1;
1221         options->aad.length = 0;
1222         options->digest_size = -1;
1223
1224         options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1225         options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
1226
1227         options->type = CDEV_TYPE_ANY;
1228 }
1229
1230 static void
1231 display_cipher_info(struct l2fwd_crypto_options *options)
1232 {
1233         printf("\n---- Cipher information ---\n");
1234         printf("Algorithm: %s\n",
1235                 supported_cipher_algo[options->cipher_xform.cipher.algo]);
1236         rte_hexdump(stdout, "Cipher key:",
1237                         options->cipher_xform.cipher.key.data,
1238                         options->cipher_xform.cipher.key.length);
1239         rte_hexdump(stdout, "IV:", options->iv.data, options->iv.length);
1240 }
1241
1242 static void
1243 display_auth_info(struct l2fwd_crypto_options *options)
1244 {
1245         printf("\n---- Authentication information ---\n");
1246         printf("Algorithm: %s\n",
1247                 supported_auth_algo[options->auth_xform.auth.algo]);
1248         rte_hexdump(stdout, "Auth key:",
1249                         options->auth_xform.auth.key.data,
1250                         options->auth_xform.auth.key.length);
1251         rte_hexdump(stdout, "AAD:", options->aad.data, options->aad.length);
1252 }
1253
1254 static void
1255 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
1256 {
1257         char string_cipher_op[MAX_STR_LEN];
1258         char string_auth_op[MAX_STR_LEN];
1259
1260         if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1261                 strcpy(string_cipher_op, "Encrypt");
1262         else
1263                 strcpy(string_cipher_op, "Decrypt");
1264
1265         if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_GENERATE)
1266                 strcpy(string_auth_op, "Auth generate");
1267         else
1268                 strcpy(string_auth_op, "Auth verify");
1269
1270         printf("Options:-\nn");
1271         printf("portmask: %x\n", options->portmask);
1272         printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
1273         printf("refresh period : %u\n", options->refresh_period);
1274         printf("single lcore mode: %s\n",
1275                         options->single_lcore ? "enabled" : "disabled");
1276         printf("stats_printing: %s\n",
1277                         options->refresh_period == 0 ? "disabled" : "enabled");
1278
1279         printf("sessionless crypto: %s\n",
1280                         options->sessionless ? "enabled" : "disabled");
1281
1282         if (options->ckey_param && (options->ckey_random_size != -1))
1283                 printf("Cipher key already parsed, ignoring size of random key\n");
1284
1285         if (options->akey_param && (options->akey_random_size != -1))
1286                 printf("Auth key already parsed, ignoring size of random key\n");
1287
1288         if (options->iv_param && (options->iv_random_size != -1))
1289                 printf("IV already parsed, ignoring size of random IV\n");
1290
1291         if (options->aad_param && (options->aad_random_size != -1))
1292                 printf("AAD already parsed, ignoring size of random AAD\n");
1293
1294         printf("\nCrypto chain: ");
1295         switch (options->xform_chain) {
1296         case L2FWD_CRYPTO_CIPHER_HASH:
1297                 printf("Input --> %s --> %s --> Output\n",
1298                         string_cipher_op, string_auth_op);
1299                 display_cipher_info(options);
1300                 display_auth_info(options);
1301                 break;
1302         case L2FWD_CRYPTO_HASH_CIPHER:
1303                 printf("Input --> %s --> %s --> Output\n",
1304                         string_auth_op, string_cipher_op);
1305                 display_cipher_info(options);
1306                 display_auth_info(options);
1307                 break;
1308         case L2FWD_CRYPTO_HASH_ONLY:
1309                 printf("Input --> %s --> Output\n", string_auth_op);
1310                 display_auth_info(options);
1311                 break;
1312         case L2FWD_CRYPTO_CIPHER_ONLY:
1313                 printf("Input --> %s --> Output\n", string_cipher_op);
1314                 display_cipher_info(options);
1315                 break;
1316         }
1317 }
1318
1319 /* Parse the argument given in the command line of the application */
1320 static int
1321 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1322                 int argc, char **argv)
1323 {
1324         int opt, retval, option_index;
1325         char **argvopt = argv, *prgname = argv[0];
1326
1327         static struct option lgopts[] = {
1328                         { "sessionless", no_argument, 0, 0 },
1329
1330                         { "cdev_type", required_argument, 0, 0 },
1331                         { "chain", required_argument, 0, 0 },
1332
1333                         { "cipher_algo", required_argument, 0, 0 },
1334                         { "cipher_op", required_argument, 0, 0 },
1335                         { "cipher_key", required_argument, 0, 0 },
1336                         { "cipher_key_random_size", required_argument, 0, 0 },
1337
1338                         { "auth_algo", required_argument, 0, 0 },
1339                         { "auth_op", required_argument, 0, 0 },
1340                         { "auth_key", required_argument, 0, 0 },
1341                         { "auth_key_random_size", required_argument, 0, 0 },
1342
1343                         { "iv", required_argument, 0, 0 },
1344                         { "iv_random_size", required_argument, 0, 0 },
1345                         { "aad", required_argument, 0, 0 },
1346                         { "aad_random_size", required_argument, 0, 0 },
1347                         { "digest_size", required_argument, 0, 0 },
1348
1349                         { "sessionless", no_argument, 0, 0 },
1350
1351                         { NULL, 0, 0, 0 }
1352         };
1353
1354         l2fwd_crypto_default_options(options);
1355
1356         while ((opt = getopt_long(argc, argvopt, "p:q:st:", lgopts,
1357                         &option_index)) != EOF) {
1358                 switch (opt) {
1359                 /* long options */
1360                 case 0:
1361                         retval = l2fwd_crypto_parse_args_long_options(options,
1362                                         lgopts, option_index);
1363                         if (retval < 0) {
1364                                 l2fwd_crypto_usage(prgname);
1365                                 return -1;
1366                         }
1367                         break;
1368
1369                 /* portmask */
1370                 case 'p':
1371                         retval = l2fwd_crypto_parse_portmask(options, optarg);
1372                         if (retval < 0) {
1373                                 l2fwd_crypto_usage(prgname);
1374                                 return -1;
1375                         }
1376                         break;
1377
1378                 /* nqueue */
1379                 case 'q':
1380                         retval = l2fwd_crypto_parse_nqueue(options, optarg);
1381                         if (retval < 0) {
1382                                 l2fwd_crypto_usage(prgname);
1383                                 return -1;
1384                         }
1385                         break;
1386
1387                 /* single  */
1388                 case 's':
1389                         options->single_lcore = 1;
1390
1391                         break;
1392
1393                 /* timer period */
1394                 case 'T':
1395                         retval = l2fwd_crypto_parse_timer_period(options,
1396                                         optarg);
1397                         if (retval < 0) {
1398                                 l2fwd_crypto_usage(prgname);
1399                                 return -1;
1400                         }
1401                         break;
1402
1403                 default:
1404                         l2fwd_crypto_usage(prgname);
1405                         return -1;
1406                 }
1407         }
1408
1409
1410         if (optind >= 0)
1411                 argv[optind-1] = prgname;
1412
1413         retval = optind-1;
1414         optind = 0; /* reset getopt lib */
1415
1416         return retval;
1417 }
1418
1419 /* Check the link status of all ports in up to 9s, and print them finally */
1420 static void
1421 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1422 {
1423 #define CHECK_INTERVAL 100 /* 100ms */
1424 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1425         uint8_t portid, count, all_ports_up, print_flag = 0;
1426         struct rte_eth_link link;
1427
1428         printf("\nChecking link status");
1429         fflush(stdout);
1430         for (count = 0; count <= MAX_CHECK_TIME; count++) {
1431                 all_ports_up = 1;
1432                 for (portid = 0; portid < port_num; portid++) {
1433                         if ((port_mask & (1 << portid)) == 0)
1434                                 continue;
1435                         memset(&link, 0, sizeof(link));
1436                         rte_eth_link_get_nowait(portid, &link);
1437                         /* print link status if flag set */
1438                         if (print_flag == 1) {
1439                                 if (link.link_status)
1440                                         printf("Port %d Link Up - speed %u "
1441                                                 "Mbps - %s\n", (uint8_t)portid,
1442                                                 (unsigned)link.link_speed,
1443                                 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1444                                         ("full-duplex") : ("half-duplex\n"));
1445                                 else
1446                                         printf("Port %d Link Down\n",
1447                                                 (uint8_t)portid);
1448                                 continue;
1449                         }
1450                         /* clear all_ports_up flag if any link down */
1451                         if (link.link_status == ETH_LINK_DOWN) {
1452                                 all_ports_up = 0;
1453                                 break;
1454                         }
1455                 }
1456                 /* after finally printing all link status, get out */
1457                 if (print_flag == 1)
1458                         break;
1459
1460                 if (all_ports_up == 0) {
1461                         printf(".");
1462                         fflush(stdout);
1463                         rte_delay_ms(CHECK_INTERVAL);
1464                 }
1465
1466                 /* set the print_flag if all ports up or timeout */
1467                 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1468                         print_flag = 1;
1469                         printf("done\n");
1470                 }
1471         }
1472 }
1473
1474 /* Check if device has to be HW/SW or any */
1475 static int
1476 check_type(struct l2fwd_crypto_options *options, struct rte_cryptodev_info *dev_info)
1477 {
1478         if (options->type == CDEV_TYPE_HW &&
1479                         (dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1480                 return 0;
1481         if (options->type == CDEV_TYPE_SW &&
1482                         !(dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1483                 return 0;
1484         if (options->type == CDEV_TYPE_ANY)
1485                 return 0;
1486
1487         return -1;
1488 }
1489
1490 static inline int
1491 check_supported_size(uint16_t length, uint16_t min, uint16_t max,
1492                 uint16_t increment)
1493 {
1494         uint16_t supp_size;
1495
1496         /* Single value */
1497         if (increment == 0) {
1498                 if (length == min)
1499                         return 0;
1500                 else
1501                         return -1;
1502         }
1503
1504         /* Range of values */
1505         for (supp_size = min; supp_size <= max; supp_size += increment) {
1506                 if (length == supp_size)
1507                         return 0;
1508         }
1509
1510         return -1;
1511 }
1512 static int
1513 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports,
1514                 uint8_t *enabled_cdevs)
1515 {
1516         unsigned i, cdev_id, cdev_count, enabled_cdev_count = 0;
1517         const struct rte_cryptodev_capabilities *cap;
1518         enum rte_crypto_auth_algorithm cap_auth_algo;
1519         enum rte_crypto_auth_algorithm opt_auth_algo;
1520         enum rte_crypto_cipher_algorithm cap_cipher_algo;
1521         enum rte_crypto_cipher_algorithm opt_cipher_algo;
1522         int retval;
1523
1524         cdev_count = rte_cryptodev_count();
1525         if (cdev_count == 0) {
1526                 printf("No crypto devices available\n");
1527                 return -1;
1528         }
1529
1530         for (cdev_id = 0; cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1531                         cdev_id++) {
1532                 struct rte_cryptodev_qp_conf qp_conf;
1533                 struct rte_cryptodev_info dev_info;
1534
1535                 struct rte_cryptodev_config conf = {
1536                         .nb_queue_pairs = 1,
1537                         .socket_id = SOCKET_ID_ANY,
1538                         .session_mp = {
1539                                 .nb_objs = 2048,
1540                                 .cache_size = 64
1541                         }
1542                 };
1543
1544                 rte_cryptodev_info_get(cdev_id, &dev_info);
1545
1546                 /* Set cipher parameters */
1547                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
1548                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
1549                                 options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
1550                         /* Check if device supports cipher algo */
1551                         i = 0;
1552                         opt_cipher_algo = options->cipher_xform.cipher.algo;
1553                         cap = &dev_info.capabilities[i];
1554                         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1555                                 cap_cipher_algo = cap->sym.cipher.algo;
1556                                 if (cap->sym.xform_type ==
1557                                                 RTE_CRYPTO_SYM_XFORM_CIPHER) {
1558                                         if (cap_cipher_algo == opt_cipher_algo) {
1559                                                 if (check_type(options, &dev_info) == 0)
1560                                                         break;
1561                                         }
1562                                 }
1563                                 cap = &dev_info.capabilities[++i];
1564                         }
1565
1566                         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1567                                 printf("Algorithm %s not supported by cryptodev %u"
1568                                         " or device not of preferred type (%s)\n",
1569                                         supported_cipher_algo[opt_cipher_algo],
1570                                         cdev_id,
1571                                         options->string_type);
1572                                 continue;
1573                         }
1574
1575                         options->block_size = cap->sym.cipher.block_size;
1576                         /*
1577                          * Check if length of provided IV is supported
1578                          * by the algorithm chosen.
1579                          */
1580                         if (options->iv_param) {
1581                                 if (check_supported_size(options->iv.length,
1582                                                 cap->sym.cipher.iv_size.min,
1583                                                 cap->sym.cipher.iv_size.max,
1584                                                 cap->sym.cipher.iv_size.increment)
1585                                                         != 0) {
1586                                         printf("Unsupported IV length\n");
1587                                         return -1;
1588                                 }
1589                         /*
1590                          * Check if length of IV to be randomly generated
1591                          * is supported by the algorithm chosen.
1592                          */
1593                         } else if (options->iv_random_size != -1) {
1594                                 if (check_supported_size(options->iv_random_size,
1595                                                 cap->sym.cipher.iv_size.min,
1596                                                 cap->sym.cipher.iv_size.max,
1597                                                 cap->sym.cipher.iv_size.increment)
1598                                                         != 0) {
1599                                         printf("Unsupported IV length\n");
1600                                         return -1;
1601                                 }
1602                                 options->iv.length = options->iv_random_size;
1603                         /* No size provided, use minimum size. */
1604                         } else
1605                                 options->iv.length = cap->sym.cipher.iv_size.min;
1606
1607                         /*
1608                          * Check if length of provided cipher key is supported
1609                          * by the algorithm chosen.
1610                          */
1611                         if (options->ckey_param) {
1612                                 if (check_supported_size(
1613                                                 options->cipher_xform.cipher.key.length,
1614                                                 cap->sym.cipher.key_size.min,
1615                                                 cap->sym.cipher.key_size.max,
1616                                                 cap->sym.cipher.key_size.increment)
1617                                                         != 0) {
1618                                         printf("Unsupported cipher key length\n");
1619                                         return -1;
1620                                 }
1621                         /*
1622                          * Check if length of the cipher key to be randomly generated
1623                          * is supported by the algorithm chosen.
1624                          */
1625                         } else if (options->ckey_random_size != -1) {
1626                                 if (check_supported_size(options->ckey_random_size,
1627                                                 cap->sym.cipher.key_size.min,
1628                                                 cap->sym.cipher.key_size.max,
1629                                                 cap->sym.cipher.key_size.increment)
1630                                                         != 0) {
1631                                         printf("Unsupported cipher key length\n");
1632                                         return -1;
1633                                 }
1634                                 options->cipher_xform.cipher.key.length =
1635                                                         options->ckey_random_size;
1636                         /* No size provided, use minimum size. */
1637                         } else
1638                                 options->cipher_xform.cipher.key.length =
1639                                                 cap->sym.cipher.key_size.min;
1640
1641                         if (!options->ckey_param)
1642                                 generate_random_key(
1643                                         options->cipher_xform.cipher.key.data,
1644                                         options->cipher_xform.cipher.key.length);
1645
1646                 }
1647
1648                 /* Set auth parameters */
1649                 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
1650                                 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
1651                                 options->xform_chain == L2FWD_CRYPTO_HASH_ONLY) {
1652                         /* Check if device supports auth algo */
1653                         i = 0;
1654                         opt_auth_algo = options->auth_xform.auth.algo;
1655                         cap = &dev_info.capabilities[i];
1656                         while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1657                                 cap_auth_algo = cap->sym.auth.algo;
1658                                 if ((cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AUTH) &&
1659                                                 (cap_auth_algo == opt_auth_algo) &&
1660                                                 (check_type(options, &dev_info) == 0)) {
1661                                         break;
1662                                 }
1663                                 cap = &dev_info.capabilities[++i];
1664                         }
1665
1666                         if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1667                                 printf("Algorithm %s not supported by cryptodev %u"
1668                                         " or device not of preferred type (%s)\n",
1669                                         supported_auth_algo[opt_auth_algo],
1670                                         cdev_id,
1671                                         options->string_type);
1672                                 continue;
1673                         }
1674
1675                         options->block_size = cap->sym.auth.block_size;
1676                         /*
1677                          * Check if length of provided AAD is supported
1678                          * by the algorithm chosen.
1679                          */
1680                         if (options->aad_param) {
1681                                 if (check_supported_size(options->aad.length,
1682                                                 cap->sym.auth.aad_size.min,
1683                                                 cap->sym.auth.aad_size.max,
1684                                                 cap->sym.auth.aad_size.increment)
1685                                                         != 0) {
1686                                         printf("Unsupported AAD length\n");
1687                                         return -1;
1688                                 }
1689                         /*
1690                          * Check if length of AAD to be randomly generated
1691                          * is supported by the algorithm chosen.
1692                          */
1693                         } else if (options->aad_random_size != -1) {
1694                                 if (check_supported_size(options->aad_random_size,
1695                                                 cap->sym.auth.aad_size.min,
1696                                                 cap->sym.auth.aad_size.max,
1697                                                 cap->sym.auth.aad_size.increment)
1698                                                         != 0) {
1699                                         printf("Unsupported AAD length\n");
1700                                         return -1;
1701                                 }
1702                                 options->aad.length = options->aad_random_size;
1703                         /* No size provided, use minimum size. */
1704                         } else
1705                                 options->aad.length = cap->sym.auth.aad_size.min;
1706
1707                         options->auth_xform.auth.add_auth_data_length =
1708                                                 options->aad.length;
1709
1710                         /*
1711                          * Check if length of provided auth key is supported
1712                          * by the algorithm chosen.
1713                          */
1714                         if (options->akey_param) {
1715                                 if (check_supported_size(
1716                                                 options->auth_xform.auth.key.length,
1717                                                 cap->sym.auth.key_size.min,
1718                                                 cap->sym.auth.key_size.max,
1719                                                 cap->sym.auth.key_size.increment)
1720                                                         != 0) {
1721                                         printf("Unsupported auth key length\n");
1722                                         return -1;
1723                                 }
1724                         /*
1725                          * Check if length of the auth key to be randomly generated
1726                          * is supported by the algorithm chosen.
1727                          */
1728                         } else if (options->akey_random_size != -1) {
1729                                 if (check_supported_size(options->akey_random_size,
1730                                                 cap->sym.auth.key_size.min,
1731                                                 cap->sym.auth.key_size.max,
1732                                                 cap->sym.auth.key_size.increment)
1733                                                         != 0) {
1734                                         printf("Unsupported auth key length\n");
1735                                         return -1;
1736                                 }
1737                                 options->auth_xform.auth.key.length =
1738                                                         options->akey_random_size;
1739                         /* No size provided, use minimum size. */
1740                         } else
1741                                 options->auth_xform.auth.key.length =
1742                                                 cap->sym.auth.key_size.min;
1743
1744                         if (!options->akey_param)
1745                                 generate_random_key(
1746                                         options->auth_xform.auth.key.data,
1747                                         options->auth_xform.auth.key.length);
1748
1749                         /* Check if digest size is supported by the algorithm. */
1750                         if (options->digest_size != -1) {
1751                                 if (check_supported_size(options->digest_size,
1752                                                 cap->sym.auth.digest_size.min,
1753                                                 cap->sym.auth.digest_size.max,
1754                                                 cap->sym.auth.digest_size.increment)
1755                                                         != 0) {
1756                                         printf("Unsupported digest length\n");
1757                                         return -1;
1758                                 }
1759                                 options->auth_xform.auth.digest_length =
1760                                                         options->digest_size;
1761                         /* No size provided, use minimum size. */
1762                         } else
1763                                 options->auth_xform.auth.digest_length =
1764                                                 cap->sym.auth.digest_size.min;
1765                 }
1766
1767                 retval = rte_cryptodev_configure(cdev_id, &conf);
1768                 if (retval < 0) {
1769                         printf("Failed to configure cryptodev %u", cdev_id);
1770                         return -1;
1771                 }
1772
1773                 qp_conf.nb_descriptors = 2048;
1774
1775                 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
1776                                 SOCKET_ID_ANY);
1777                 if (retval < 0) {
1778                         printf("Failed to setup queue pair %u on cryptodev %u",
1779                                         0, cdev_id);
1780                         return -1;
1781                 }
1782
1783                 l2fwd_enabled_crypto_mask |= (1 << cdev_id);
1784
1785                 enabled_cdevs[cdev_id] = 1;
1786                 enabled_cdev_count++;
1787         }
1788
1789         return enabled_cdev_count;
1790 }
1791
1792 static int
1793 initialize_ports(struct l2fwd_crypto_options *options)
1794 {
1795         uint8_t last_portid, portid;
1796         unsigned enabled_portcount = 0;
1797         unsigned nb_ports = rte_eth_dev_count();
1798
1799         if (nb_ports == 0) {
1800                 printf("No Ethernet ports - bye\n");
1801                 return -1;
1802         }
1803
1804         /* Reset l2fwd_dst_ports */
1805         for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
1806                 l2fwd_dst_ports[portid] = 0;
1807
1808         for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
1809                 int retval;
1810
1811                 /* Skip ports that are not enabled */
1812                 if ((options->portmask & (1 << portid)) == 0)
1813                         continue;
1814
1815                 /* init port */
1816                 printf("Initializing port %u... ", (unsigned) portid);
1817                 fflush(stdout);
1818                 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
1819                 if (retval < 0) {
1820                         printf("Cannot configure device: err=%d, port=%u\n",
1821                                   retval, (unsigned) portid);
1822                         return -1;
1823                 }
1824
1825                 /* init one RX queue */
1826                 fflush(stdout);
1827                 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
1828                                              rte_eth_dev_socket_id(portid),
1829                                              NULL, l2fwd_pktmbuf_pool);
1830                 if (retval < 0) {
1831                         printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
1832                                         retval, (unsigned) portid);
1833                         return -1;
1834                 }
1835
1836                 /* init one TX queue on each port */
1837                 fflush(stdout);
1838                 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
1839                                 rte_eth_dev_socket_id(portid),
1840                                 NULL);
1841                 if (retval < 0) {
1842                         printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
1843                                 retval, (unsigned) portid);
1844
1845                         return -1;
1846                 }
1847
1848                 /* Start device */
1849                 retval = rte_eth_dev_start(portid);
1850                 if (retval < 0) {
1851                         printf("rte_eth_dev_start:err=%d, port=%u\n",
1852                                         retval, (unsigned) portid);
1853                         return -1;
1854                 }
1855
1856                 rte_eth_promiscuous_enable(portid);
1857
1858                 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
1859
1860                 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
1861                                 (unsigned) portid,
1862                                 l2fwd_ports_eth_addr[portid].addr_bytes[0],
1863                                 l2fwd_ports_eth_addr[portid].addr_bytes[1],
1864                                 l2fwd_ports_eth_addr[portid].addr_bytes[2],
1865                                 l2fwd_ports_eth_addr[portid].addr_bytes[3],
1866                                 l2fwd_ports_eth_addr[portid].addr_bytes[4],
1867                                 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
1868
1869                 /* initialize port stats */
1870                 memset(&port_statistics, 0, sizeof(port_statistics));
1871
1872                 /* Setup port forwarding table */
1873                 if (enabled_portcount % 2) {
1874                         l2fwd_dst_ports[portid] = last_portid;
1875                         l2fwd_dst_ports[last_portid] = portid;
1876                 } else {
1877                         last_portid = portid;
1878                 }
1879
1880                 l2fwd_enabled_port_mask |= (1 << portid);
1881                 enabled_portcount++;
1882         }
1883
1884         if (enabled_portcount == 1) {
1885                 l2fwd_dst_ports[last_portid] = last_portid;
1886         } else if (enabled_portcount % 2) {
1887                 printf("odd number of ports in portmask- bye\n");
1888                 return -1;
1889         }
1890
1891         check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
1892
1893         return enabled_portcount;
1894 }
1895
1896 static void
1897 reserve_key_memory(struct l2fwd_crypto_options *options)
1898 {
1899         options->cipher_xform.cipher.key.data = rte_malloc("crypto key",
1900                                                 MAX_KEY_SIZE, 0);
1901         if (options->cipher_xform.cipher.key.data == NULL)
1902                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher key");
1903
1904
1905         options->auth_xform.auth.key.data = rte_malloc("auth key",
1906                                                 MAX_KEY_SIZE, 0);
1907         if (options->auth_xform.auth.key.data == NULL)
1908                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth key");
1909
1910         options->iv.data = rte_malloc("iv", MAX_KEY_SIZE, 0);
1911         if (options->iv.data == NULL)
1912                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for IV");
1913         options->iv.phys_addr = rte_malloc_virt2phy(options->iv.data);
1914
1915         options->aad.data = rte_malloc("aad", MAX_KEY_SIZE, 0);
1916         if (options->aad.data == NULL)
1917                 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AAD");
1918         options->aad.phys_addr = rte_malloc_virt2phy(options->aad.data);
1919 }
1920
1921 int
1922 main(int argc, char **argv)
1923 {
1924         struct lcore_queue_conf *qconf;
1925         struct l2fwd_crypto_options options;
1926
1927         uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
1928         unsigned lcore_id, rx_lcore_id;
1929         int ret, enabled_cdevcount, enabled_portcount;
1930         uint8_t enabled_cdevs[RTE_CRYPTO_MAX_DEVS] = {0};
1931
1932         /* init EAL */
1933         ret = rte_eal_init(argc, argv);
1934         if (ret < 0)
1935                 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
1936         argc -= ret;
1937         argv += ret;
1938
1939         /* reserve memory for Cipher/Auth key and IV */
1940         reserve_key_memory(&options);
1941
1942         /* fill out the supported algorithm tables */
1943         fill_supported_algorithm_tables();
1944
1945         /* parse application arguments (after the EAL ones) */
1946         ret = l2fwd_crypto_parse_args(&options, argc, argv);
1947         if (ret < 0)
1948                 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
1949
1950         /* create the mbuf pool */
1951         l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512,
1952                         sizeof(struct rte_crypto_op),
1953                         RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
1954         if (l2fwd_pktmbuf_pool == NULL)
1955                 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
1956
1957         /* create crypto op pool */
1958         l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool",
1959                         RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, 0,
1960                         rte_socket_id());
1961         if (l2fwd_crypto_op_pool == NULL)
1962                 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
1963
1964         /* Enable Ethernet ports */
1965         enabled_portcount = initialize_ports(&options);
1966         if (enabled_portcount < 1)
1967                 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
1968
1969         nb_ports = rte_eth_dev_count();
1970         /* Initialize the port/queue configuration of each logical core */
1971         for (rx_lcore_id = 0, qconf = NULL, portid = 0;
1972                         portid < nb_ports; portid++) {
1973
1974                 /* skip ports that are not enabled */
1975                 if ((options.portmask & (1 << portid)) == 0)
1976                         continue;
1977
1978                 if (options.single_lcore && qconf == NULL) {
1979                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1980                                 rx_lcore_id++;
1981                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1982                                         rte_exit(EXIT_FAILURE,
1983                                                         "Not enough cores\n");
1984                         }
1985                 } else if (!options.single_lcore) {
1986                         /* get the lcore_id for this port */
1987                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1988                                lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
1989                                options.nb_ports_per_lcore) {
1990                                 rx_lcore_id++;
1991                                 if (rx_lcore_id >= RTE_MAX_LCORE)
1992                                         rte_exit(EXIT_FAILURE,
1993                                                         "Not enough cores\n");
1994                         }
1995                 }
1996
1997                 /* Assigned a new logical core in the loop above. */
1998                 if (qconf != &lcore_queue_conf[rx_lcore_id])
1999                         qconf = &lcore_queue_conf[rx_lcore_id];
2000
2001                 qconf->rx_port_list[qconf->nb_rx_ports] = portid;
2002                 qconf->nb_rx_ports++;
2003
2004                 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
2005         }
2006
2007         /* Enable Crypto devices */
2008         enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount,
2009                         enabled_cdevs);
2010         if (enabled_cdevcount < 0)
2011                 rte_exit(EXIT_FAILURE, "Failed to initialize crypto devices\n");
2012
2013         if (enabled_cdevcount < enabled_portcount)
2014                 rte_exit(EXIT_FAILURE, "Number of capable crypto devices (%d) "
2015                                 "has to be more or equal to number of ports (%d)\n",
2016                                 enabled_cdevcount, enabled_portcount);
2017
2018         nb_cryptodevs = rte_cryptodev_count();
2019
2020         /* Initialize the port/cryptodev configuration of each logical core */
2021         for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
2022                         cdev_id < nb_cryptodevs && enabled_cdevcount;
2023                         cdev_id++) {
2024                 /* Crypto op not supported by crypto device */
2025                 if (!enabled_cdevs[cdev_id])
2026                         continue;
2027
2028                 if (options.single_lcore && qconf == NULL) {
2029                         while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
2030                                 rx_lcore_id++;
2031                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2032                                         rte_exit(EXIT_FAILURE,
2033                                                         "Not enough cores\n");
2034                         }
2035                 } else if (!options.single_lcore) {
2036                         /* get the lcore_id for this port */
2037                         while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
2038                                lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
2039                                options.nb_ports_per_lcore) {
2040                                 rx_lcore_id++;
2041                                 if (rx_lcore_id >= RTE_MAX_LCORE)
2042                                         rte_exit(EXIT_FAILURE,
2043                                                         "Not enough cores\n");
2044                         }
2045                 }
2046
2047                 /* Assigned a new logical core in the loop above. */
2048                 if (qconf != &lcore_queue_conf[rx_lcore_id])
2049                         qconf = &lcore_queue_conf[rx_lcore_id];
2050
2051                 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
2052                 qconf->nb_crypto_devs++;
2053
2054                 enabled_cdevcount--;
2055
2056                 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
2057                                 (unsigned)cdev_id);
2058         }
2059
2060         /* launch per-lcore init on every lcore */
2061         rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
2062                         CALL_MASTER);
2063         RTE_LCORE_FOREACH_SLAVE(lcore_id) {
2064                 if (rte_eal_wait_lcore(lcore_id) < 0)
2065                         return -1;
2066         }
2067
2068         return 0;
2069 }