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