1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2015-2016 Intel Corporation 3 */ 4 5 #include <time.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <string.h> 9 #include <stdint.h> 10 #include <inttypes.h> 11 #include <sys/types.h> 12 #include <sys/queue.h> 13 #include <netinet/in.h> 14 #include <setjmp.h> 15 #include <stdarg.h> 16 #include <ctype.h> 17 #include <errno.h> 18 #include <getopt.h> 19 #include <fcntl.h> 20 #include <unistd.h> 21 22 #include <rte_string_fns.h> 23 #include <rte_branch_prediction.h> 24 #include <rte_common.h> 25 #include <rte_cryptodev.h> 26 #include <rte_cycles.h> 27 #include <rte_debug.h> 28 #include <rte_eal.h> 29 #include <rte_ether.h> 30 #include <rte_ethdev.h> 31 #include <rte_interrupts.h> 32 #include <rte_ip.h> 33 #include <rte_launch.h> 34 #include <rte_lcore.h> 35 #include <rte_log.h> 36 #include <rte_malloc.h> 37 #include <rte_mbuf.h> 38 #include <rte_memcpy.h> 39 #include <rte_memory.h> 40 #include <rte_mempool.h> 41 #include <rte_per_lcore.h> 42 #include <rte_prefetch.h> 43 #include <rte_random.h> 44 #include <rte_hexdump.h> 45 #ifdef RTE_CRYPTO_SCHEDULER 46 #include <rte_cryptodev_scheduler.h> 47 #endif 48 49 enum cdev_type { 50 CDEV_TYPE_ANY, 51 CDEV_TYPE_HW, 52 CDEV_TYPE_SW 53 }; 54 55 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1 56 57 #define NB_MBUF 8192 58 59 #define MAX_STR_LEN 32 60 #define MAX_KEY_SIZE 128 61 #define MAX_IV_SIZE 16 62 #define MAX_AAD_SIZE 65535 63 #define MAX_PKT_BURST 32 64 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */ 65 #define SESSION_POOL_CACHE_SIZE 0 66 67 #define MAXIMUM_IV_LENGTH 16 68 #define IV_OFFSET (sizeof(struct rte_crypto_op) + \ 69 sizeof(struct rte_crypto_sym_op)) 70 71 /* 72 * Configurable number of RX/TX ring descriptors 73 */ 74 #define RTE_TEST_RX_DESC_DEFAULT 1024 75 #define RTE_TEST_TX_DESC_DEFAULT 1024 76 77 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; 78 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; 79 80 /* ethernet addresses of ports */ 81 static struct rte_ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS]; 82 83 /* mask of enabled ports */ 84 static uint64_t l2fwd_enabled_port_mask; 85 static uint64_t l2fwd_enabled_crypto_mask; 86 87 /* list of enabled ports */ 88 static uint16_t l2fwd_dst_ports[RTE_MAX_ETHPORTS]; 89 90 91 struct pkt_buffer { 92 unsigned len; 93 struct rte_mbuf *buffer[MAX_PKT_BURST]; 94 }; 95 96 struct op_buffer { 97 unsigned len; 98 struct rte_crypto_op *buffer[MAX_PKT_BURST]; 99 }; 100 101 #define MAX_RX_QUEUE_PER_LCORE 16 102 #define MAX_TX_QUEUE_PER_PORT 16 103 104 enum l2fwd_crypto_xform_chain { 105 L2FWD_CRYPTO_CIPHER_HASH, 106 L2FWD_CRYPTO_HASH_CIPHER, 107 L2FWD_CRYPTO_CIPHER_ONLY, 108 L2FWD_CRYPTO_HASH_ONLY, 109 L2FWD_CRYPTO_AEAD 110 }; 111 112 struct l2fwd_key { 113 uint8_t *data; 114 uint32_t length; 115 rte_iova_t phys_addr; 116 }; 117 118 struct l2fwd_iv { 119 uint8_t *data; 120 uint16_t length; 121 }; 122 123 /** l2fwd crypto application command line options */ 124 struct l2fwd_crypto_options { 125 unsigned portmask; 126 unsigned nb_ports_per_lcore; 127 unsigned refresh_period; 128 unsigned single_lcore:1; 129 130 enum cdev_type type; 131 unsigned sessionless:1; 132 133 enum l2fwd_crypto_xform_chain xform_chain; 134 135 struct rte_crypto_sym_xform cipher_xform; 136 unsigned ckey_param; 137 int ckey_random_size; 138 uint8_t cipher_key[MAX_KEY_SIZE]; 139 140 struct l2fwd_iv cipher_iv; 141 unsigned int cipher_iv_param; 142 int cipher_iv_random_size; 143 144 struct rte_crypto_sym_xform auth_xform; 145 uint8_t akey_param; 146 int akey_random_size; 147 uint8_t auth_key[MAX_KEY_SIZE]; 148 149 struct l2fwd_iv auth_iv; 150 unsigned int auth_iv_param; 151 int auth_iv_random_size; 152 153 struct rte_crypto_sym_xform aead_xform; 154 unsigned int aead_key_param; 155 int aead_key_random_size; 156 uint8_t aead_key[MAX_KEY_SIZE]; 157 158 struct l2fwd_iv aead_iv; 159 unsigned int aead_iv_param; 160 int aead_iv_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 uint64_t cryptodev_mask; 172 173 unsigned int mac_updating; 174 }; 175 176 /** l2fwd crypto lcore params */ 177 struct l2fwd_crypto_params { 178 uint8_t dev_id; 179 uint8_t qp_id; 180 181 unsigned digest_length; 182 unsigned block_size; 183 184 uint32_t cipher_dataunit_len; 185 186 struct l2fwd_iv cipher_iv; 187 struct l2fwd_iv auth_iv; 188 struct l2fwd_iv aead_iv; 189 struct l2fwd_key aad; 190 struct rte_cryptodev_sym_session *session; 191 192 uint8_t do_cipher; 193 uint8_t do_hash; 194 uint8_t do_aead; 195 uint8_t hash_verify; 196 197 enum rte_crypto_cipher_algorithm cipher_algo; 198 enum rte_crypto_auth_algorithm auth_algo; 199 enum rte_crypto_aead_algorithm aead_algo; 200 }; 201 202 /** lcore configuration */ 203 struct lcore_queue_conf { 204 unsigned nb_rx_ports; 205 uint16_t rx_port_list[MAX_RX_QUEUE_PER_LCORE]; 206 207 unsigned nb_crypto_devs; 208 unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE]; 209 210 struct op_buffer op_buf[RTE_CRYPTO_MAX_DEVS]; 211 struct pkt_buffer pkt_buf[RTE_MAX_ETHPORTS]; 212 } __rte_cache_aligned; 213 214 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE]; 215 216 static struct rte_eth_conf port_conf = { 217 .rxmode = { 218 .mq_mode = ETH_MQ_RX_NONE, 219 .max_rx_pkt_len = RTE_ETHER_MAX_LEN, 220 .split_hdr_size = 0, 221 }, 222 .txmode = { 223 .mq_mode = ETH_MQ_TX_NONE, 224 }, 225 }; 226 227 struct rte_mempool *l2fwd_pktmbuf_pool; 228 struct rte_mempool *l2fwd_crypto_op_pool; 229 static struct { 230 struct rte_mempool *sess_mp; 231 struct rte_mempool *priv_mp; 232 } session_pool_socket[RTE_MAX_NUMA_NODES]; 233 234 /* Per-port statistics struct */ 235 struct l2fwd_port_statistics { 236 uint64_t tx; 237 uint64_t rx; 238 239 uint64_t crypto_enqueued; 240 uint64_t crypto_dequeued; 241 242 uint64_t dropped; 243 } __rte_cache_aligned; 244 245 struct l2fwd_crypto_statistics { 246 uint64_t enqueued; 247 uint64_t dequeued; 248 249 uint64_t errors; 250 } __rte_cache_aligned; 251 252 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS]; 253 struct l2fwd_crypto_statistics crypto_statistics[RTE_CRYPTO_MAX_DEVS]; 254 255 /* A tsc-based timer responsible for triggering statistics printout */ 256 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */ 257 #define MAX_TIMER_PERIOD 86400UL /* 1 day max */ 258 259 /* default period is 10 seconds */ 260 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000; 261 262 /* Print out statistics on packets dropped */ 263 static void 264 print_stats(void) 265 { 266 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx; 267 uint64_t total_packets_enqueued, total_packets_dequeued, 268 total_packets_errors; 269 uint16_t portid; 270 uint64_t cdevid; 271 272 total_packets_dropped = 0; 273 total_packets_tx = 0; 274 total_packets_rx = 0; 275 total_packets_enqueued = 0; 276 total_packets_dequeued = 0; 277 total_packets_errors = 0; 278 279 const char clr[] = { 27, '[', '2', 'J', '\0' }; 280 const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' }; 281 282 /* Clear screen and move to top left */ 283 printf("%s%s", clr, topLeft); 284 285 printf("\nPort statistics ===================================="); 286 287 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 288 /* skip disabled ports */ 289 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) 290 continue; 291 printf("\nStatistics for port %u ------------------------------" 292 "\nPackets sent: %32"PRIu64 293 "\nPackets received: %28"PRIu64 294 "\nPackets dropped: %29"PRIu64, 295 portid, 296 port_statistics[portid].tx, 297 port_statistics[portid].rx, 298 port_statistics[portid].dropped); 299 300 total_packets_dropped += port_statistics[portid].dropped; 301 total_packets_tx += port_statistics[portid].tx; 302 total_packets_rx += port_statistics[portid].rx; 303 } 304 printf("\nCrypto statistics =================================="); 305 306 for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) { 307 /* skip disabled ports */ 308 if ((l2fwd_enabled_crypto_mask & (((uint64_t)1) << cdevid)) == 0) 309 continue; 310 printf("\nStatistics for cryptodev %"PRIu64 311 " -------------------------" 312 "\nPackets enqueued: %28"PRIu64 313 "\nPackets dequeued: %28"PRIu64 314 "\nPackets errors: %30"PRIu64, 315 cdevid, 316 crypto_statistics[cdevid].enqueued, 317 crypto_statistics[cdevid].dequeued, 318 crypto_statistics[cdevid].errors); 319 320 total_packets_enqueued += crypto_statistics[cdevid].enqueued; 321 total_packets_dequeued += crypto_statistics[cdevid].dequeued; 322 total_packets_errors += crypto_statistics[cdevid].errors; 323 } 324 printf("\nAggregate statistics ===============================" 325 "\nTotal packets received: %22"PRIu64 326 "\nTotal packets enqueued: %22"PRIu64 327 "\nTotal packets dequeued: %22"PRIu64 328 "\nTotal packets sent: %26"PRIu64 329 "\nTotal packets dropped: %23"PRIu64 330 "\nTotal packets crypto errors: %17"PRIu64, 331 total_packets_rx, 332 total_packets_enqueued, 333 total_packets_dequeued, 334 total_packets_tx, 335 total_packets_dropped, 336 total_packets_errors); 337 printf("\n====================================================\n"); 338 339 fflush(stdout); 340 } 341 342 /* l2fwd_crypto_send_burst 8< */ 343 static int 344 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n, 345 struct l2fwd_crypto_params *cparams) 346 { 347 struct rte_crypto_op **op_buffer; 348 unsigned ret; 349 350 op_buffer = (struct rte_crypto_op **) 351 qconf->op_buf[cparams->dev_id].buffer; 352 353 ret = rte_cryptodev_enqueue_burst(cparams->dev_id, 354 cparams->qp_id, op_buffer, (uint16_t) n); 355 356 crypto_statistics[cparams->dev_id].enqueued += ret; 357 if (unlikely(ret < n)) { 358 crypto_statistics[cparams->dev_id].errors += (n - ret); 359 do { 360 rte_pktmbuf_free(op_buffer[ret]->sym->m_src); 361 rte_crypto_op_free(op_buffer[ret]); 362 } while (++ret < n); 363 } 364 365 return 0; 366 } 367 /* >8 End of l2fwd_crypto_send_burst. */ 368 369 /* Crypto enqueue. 8< */ 370 static int 371 l2fwd_crypto_enqueue(struct rte_crypto_op *op, 372 struct l2fwd_crypto_params *cparams) 373 { 374 unsigned lcore_id, len; 375 struct lcore_queue_conf *qconf; 376 377 lcore_id = rte_lcore_id(); 378 379 qconf = &lcore_queue_conf[lcore_id]; 380 len = qconf->op_buf[cparams->dev_id].len; 381 qconf->op_buf[cparams->dev_id].buffer[len] = op; 382 len++; 383 384 /* enough ops to be sent */ 385 if (len == MAX_PKT_BURST) { 386 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams); 387 len = 0; 388 } 389 390 qconf->op_buf[cparams->dev_id].len = len; 391 return 0; 392 } 393 /* >8 End of crypto enqueue. */ 394 395 static int 396 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m, 397 struct rte_crypto_op *op, 398 struct l2fwd_crypto_params *cparams) 399 { 400 struct rte_ether_hdr *eth_hdr; 401 struct rte_ipv4_hdr *ip_hdr; 402 403 uint32_t ipdata_offset, data_len; 404 uint32_t pad_len = 0; 405 char *padding; 406 407 eth_hdr = rte_pktmbuf_mtod(m, struct rte_ether_hdr *); 408 409 if (eth_hdr->ether_type != rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) 410 return -1; 411 412 ipdata_offset = sizeof(struct rte_ether_hdr); 413 414 ip_hdr = (struct rte_ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) + 415 ipdata_offset); 416 417 ipdata_offset += (ip_hdr->version_ihl & RTE_IPV4_HDR_IHL_MASK) 418 * RTE_IPV4_IHL_MULTIPLIER; 419 420 421 /* Zero pad data to be crypto'd so it is block aligned */ 422 data_len = rte_pktmbuf_data_len(m) - ipdata_offset; 423 424 if ((cparams->do_hash || cparams->do_aead) && cparams->hash_verify) 425 data_len -= cparams->digest_length; 426 427 if (cparams->do_cipher) { 428 /* 429 * Following algorithms are block cipher algorithms, 430 * and might need padding 431 */ 432 switch (cparams->cipher_algo) { 433 case RTE_CRYPTO_CIPHER_AES_CBC: 434 case RTE_CRYPTO_CIPHER_AES_ECB: 435 case RTE_CRYPTO_CIPHER_DES_CBC: 436 case RTE_CRYPTO_CIPHER_3DES_CBC: 437 case RTE_CRYPTO_CIPHER_3DES_ECB: 438 if (data_len % cparams->block_size) 439 pad_len = cparams->block_size - 440 (data_len % cparams->block_size); 441 break; 442 case RTE_CRYPTO_CIPHER_AES_XTS: 443 if (cparams->cipher_dataunit_len != 0 && 444 (data_len % cparams->cipher_dataunit_len)) 445 pad_len = cparams->cipher_dataunit_len - 446 (data_len % cparams->cipher_dataunit_len); 447 break; 448 default: 449 pad_len = 0; 450 } 451 452 if (pad_len) { 453 padding = rte_pktmbuf_append(m, pad_len); 454 if (unlikely(!padding)) 455 return -1; 456 457 data_len += pad_len; 458 memset(padding, 0, pad_len); 459 } 460 } 461 462 /* Set crypto operation data parameters */ 463 rte_crypto_op_attach_sym_session(op, cparams->session); 464 465 if (cparams->do_hash) { 466 if (cparams->auth_iv.length) { 467 uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op, 468 uint8_t *, 469 IV_OFFSET + 470 cparams->cipher_iv.length); 471 /* 472 * Copy IV at the end of the crypto operation, 473 * after the cipher IV, if added 474 */ 475 rte_memcpy(iv_ptr, cparams->auth_iv.data, 476 cparams->auth_iv.length); 477 } 478 if (!cparams->hash_verify) { 479 /* Append space for digest to end of packet */ 480 op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m, 481 cparams->digest_length); 482 } else { 483 op->sym->auth.digest.data = rte_pktmbuf_mtod(m, 484 uint8_t *) + ipdata_offset + data_len; 485 } 486 487 op->sym->auth.digest.phys_addr = rte_pktmbuf_iova_offset(m, 488 rte_pktmbuf_pkt_len(m) - cparams->digest_length); 489 490 /* For wireless algorithms, offset/length must be in bits */ 491 if (cparams->auth_algo == RTE_CRYPTO_AUTH_SNOW3G_UIA2 || 492 cparams->auth_algo == RTE_CRYPTO_AUTH_KASUMI_F9 || 493 cparams->auth_algo == RTE_CRYPTO_AUTH_ZUC_EIA3) { 494 op->sym->auth.data.offset = ipdata_offset << 3; 495 op->sym->auth.data.length = data_len << 3; 496 } else { 497 op->sym->auth.data.offset = ipdata_offset; 498 op->sym->auth.data.length = data_len; 499 } 500 } 501 502 if (cparams->do_cipher) { 503 uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 504 IV_OFFSET); 505 /* Copy IV at the end of the crypto operation */ 506 rte_memcpy(iv_ptr, cparams->cipher_iv.data, 507 cparams->cipher_iv.length); 508 509 /* For wireless algorithms, offset/length must be in bits */ 510 if (cparams->cipher_algo == RTE_CRYPTO_CIPHER_SNOW3G_UEA2 || 511 cparams->cipher_algo == RTE_CRYPTO_CIPHER_KASUMI_F8 || 512 cparams->cipher_algo == RTE_CRYPTO_CIPHER_ZUC_EEA3) { 513 op->sym->cipher.data.offset = ipdata_offset << 3; 514 op->sym->cipher.data.length = data_len << 3; 515 } else { 516 op->sym->cipher.data.offset = ipdata_offset; 517 op->sym->cipher.data.length = data_len; 518 } 519 } 520 521 if (cparams->do_aead) { 522 uint8_t *iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *, 523 IV_OFFSET); 524 /* Copy IV at the end of the crypto operation */ 525 /* 526 * If doing AES-CCM, nonce is copied one byte 527 * after the start of IV field 528 */ 529 if (cparams->aead_algo == RTE_CRYPTO_AEAD_AES_CCM) 530 rte_memcpy(iv_ptr + 1, cparams->aead_iv.data, 531 cparams->aead_iv.length); 532 else 533 rte_memcpy(iv_ptr, cparams->aead_iv.data, 534 cparams->aead_iv.length); 535 536 op->sym->aead.data.offset = ipdata_offset; 537 op->sym->aead.data.length = data_len; 538 539 if (!cparams->hash_verify) { 540 /* Append space for digest to end of packet */ 541 op->sym->aead.digest.data = (uint8_t *)rte_pktmbuf_append(m, 542 cparams->digest_length); 543 } else { 544 op->sym->aead.digest.data = rte_pktmbuf_mtod(m, 545 uint8_t *) + ipdata_offset + data_len; 546 } 547 548 op->sym->aead.digest.phys_addr = rte_pktmbuf_iova_offset(m, 549 rte_pktmbuf_pkt_len(m) - cparams->digest_length); 550 551 if (cparams->aad.length) { 552 op->sym->aead.aad.data = cparams->aad.data; 553 op->sym->aead.aad.phys_addr = cparams->aad.phys_addr; 554 } 555 } 556 557 op->sym->m_src = m; 558 559 return l2fwd_crypto_enqueue(op, cparams); 560 } 561 562 563 /* Send the burst of packets on an output interface */ 564 static int 565 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n, 566 uint16_t port) 567 { 568 struct rte_mbuf **pkt_buffer; 569 unsigned ret; 570 571 pkt_buffer = (struct rte_mbuf **)qconf->pkt_buf[port].buffer; 572 573 ret = rte_eth_tx_burst(port, 0, pkt_buffer, (uint16_t)n); 574 port_statistics[port].tx += ret; 575 if (unlikely(ret < n)) { 576 port_statistics[port].dropped += (n - ret); 577 do { 578 rte_pktmbuf_free(pkt_buffer[ret]); 579 } while (++ret < n); 580 } 581 582 return 0; 583 } 584 585 /* Enqueue packets for TX and prepare them to be sent. 8< */ 586 static int 587 l2fwd_send_packet(struct rte_mbuf *m, uint16_t port) 588 { 589 unsigned lcore_id, len; 590 struct lcore_queue_conf *qconf; 591 592 lcore_id = rte_lcore_id(); 593 594 qconf = &lcore_queue_conf[lcore_id]; 595 len = qconf->pkt_buf[port].len; 596 qconf->pkt_buf[port].buffer[len] = m; 597 len++; 598 599 /* enough pkts to be sent */ 600 if (unlikely(len == MAX_PKT_BURST)) { 601 l2fwd_send_burst(qconf, MAX_PKT_BURST, port); 602 len = 0; 603 } 604 605 qconf->pkt_buf[port].len = len; 606 return 0; 607 } 608 /* >8 End of Enqueuing packets for TX. */ 609 610 static void 611 l2fwd_mac_updating(struct rte_mbuf *m, uint16_t dest_portid) 612 { 613 struct rte_ether_hdr *eth; 614 void *tmp; 615 616 eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *); 617 618 /* 02:00:00:00:00:xx */ 619 tmp = ð->dst_addr.addr_bytes[0]; 620 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dest_portid << 40); 621 622 /* src addr */ 623 rte_ether_addr_copy(&l2fwd_ports_eth_addr[dest_portid], ð->src_addr); 624 } 625 626 static void 627 l2fwd_simple_forward(struct rte_mbuf *m, uint16_t portid, 628 struct l2fwd_crypto_options *options) 629 { 630 uint16_t dst_port; 631 uint32_t pad_len; 632 struct rte_ipv4_hdr *ip_hdr; 633 uint32_t ipdata_offset = sizeof(struct rte_ether_hdr); 634 635 ip_hdr = (struct rte_ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) + 636 ipdata_offset); 637 dst_port = l2fwd_dst_ports[portid]; 638 639 if (options->mac_updating) 640 l2fwd_mac_updating(m, dst_port); 641 642 if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_VERIFY) 643 rte_pktmbuf_trim(m, options->auth_xform.auth.digest_length); 644 645 if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_DECRYPT) { 646 pad_len = m->pkt_len - rte_be_to_cpu_16(ip_hdr->total_length) - 647 ipdata_offset; 648 rte_pktmbuf_trim(m, pad_len); 649 } 650 651 l2fwd_send_packet(m, dst_port); 652 } 653 654 /** Generate random key */ 655 static void 656 generate_random_key(uint8_t *key, unsigned length) 657 { 658 int fd; 659 int ret; 660 661 fd = open("/dev/urandom", O_RDONLY); 662 if (fd < 0) 663 rte_exit(EXIT_FAILURE, "Failed to generate random key\n"); 664 665 ret = read(fd, key, length); 666 close(fd); 667 668 if (ret != (signed)length) 669 rte_exit(EXIT_FAILURE, "Failed to generate random key\n"); 670 } 671 672 /* Session is created and is later attached to the crypto operation. 8< */ 673 static struct rte_cryptodev_sym_session * 674 initialize_crypto_session(struct l2fwd_crypto_options *options, uint8_t cdev_id) 675 { 676 struct rte_crypto_sym_xform *first_xform; 677 struct rte_cryptodev_sym_session *session; 678 int retval = rte_cryptodev_socket_id(cdev_id); 679 680 if (retval < 0) 681 return NULL; 682 683 uint8_t socket_id = (uint8_t) retval; 684 685 if (options->xform_chain == L2FWD_CRYPTO_AEAD) { 686 first_xform = &options->aead_xform; 687 } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) { 688 first_xform = &options->cipher_xform; 689 first_xform->next = &options->auth_xform; 690 } else if (options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER) { 691 first_xform = &options->auth_xform; 692 first_xform->next = &options->cipher_xform; 693 } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) { 694 first_xform = &options->cipher_xform; 695 } else { 696 first_xform = &options->auth_xform; 697 } 698 699 session = rte_cryptodev_sym_session_create( 700 session_pool_socket[socket_id].sess_mp); 701 if (session == NULL) 702 return NULL; 703 704 if (rte_cryptodev_sym_session_init(cdev_id, session, 705 first_xform, 706 session_pool_socket[socket_id].priv_mp) < 0) 707 return NULL; 708 709 return session; 710 } 711 /* >8 End of creation of session. */ 712 713 static void 714 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options); 715 716 /* main processing loop */ 717 static void 718 l2fwd_main_loop(struct l2fwd_crypto_options *options) 719 { 720 struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST]; 721 struct rte_crypto_op *ops_burst[MAX_PKT_BURST]; 722 723 unsigned lcore_id = rte_lcore_id(); 724 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0; 725 unsigned int i, j, nb_rx, len; 726 uint16_t portid; 727 struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id]; 728 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) / 729 US_PER_S * BURST_TX_DRAIN_US; 730 struct l2fwd_crypto_params *cparams; 731 struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs]; 732 struct rte_cryptodev_sym_session *session; 733 734 if (qconf->nb_rx_ports == 0) { 735 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id); 736 return; 737 } 738 739 RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id); 740 741 for (i = 0; i < qconf->nb_rx_ports; i++) { 742 743 portid = qconf->rx_port_list[i]; 744 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id, 745 portid); 746 } 747 748 for (i = 0; i < qconf->nb_crypto_devs; i++) { 749 port_cparams[i].do_cipher = 0; 750 port_cparams[i].do_hash = 0; 751 port_cparams[i].do_aead = 0; 752 753 switch (options->xform_chain) { 754 case L2FWD_CRYPTO_AEAD: 755 port_cparams[i].do_aead = 1; 756 break; 757 case L2FWD_CRYPTO_CIPHER_HASH: 758 case L2FWD_CRYPTO_HASH_CIPHER: 759 port_cparams[i].do_cipher = 1; 760 port_cparams[i].do_hash = 1; 761 break; 762 case L2FWD_CRYPTO_HASH_ONLY: 763 port_cparams[i].do_hash = 1; 764 break; 765 case L2FWD_CRYPTO_CIPHER_ONLY: 766 port_cparams[i].do_cipher = 1; 767 break; 768 } 769 770 port_cparams[i].dev_id = qconf->cryptodev_list[i]; 771 port_cparams[i].qp_id = 0; 772 773 port_cparams[i].block_size = options->block_size; 774 775 if (port_cparams[i].do_hash) { 776 port_cparams[i].auth_iv.data = options->auth_iv.data; 777 port_cparams[i].auth_iv.length = options->auth_iv.length; 778 if (!options->auth_iv_param) 779 generate_random_key(port_cparams[i].auth_iv.data, 780 port_cparams[i].auth_iv.length); 781 if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_VERIFY) 782 port_cparams[i].hash_verify = 1; 783 else 784 port_cparams[i].hash_verify = 0; 785 786 port_cparams[i].auth_algo = options->auth_xform.auth.algo; 787 port_cparams[i].digest_length = 788 options->auth_xform.auth.digest_length; 789 /* Set IV parameters */ 790 if (options->auth_iv.length) { 791 options->auth_xform.auth.iv.offset = 792 IV_OFFSET + options->cipher_iv.length; 793 options->auth_xform.auth.iv.length = 794 options->auth_iv.length; 795 } 796 } 797 798 if (port_cparams[i].do_aead) { 799 port_cparams[i].aead_iv.data = options->aead_iv.data; 800 port_cparams[i].aead_iv.length = options->aead_iv.length; 801 if (!options->aead_iv_param) 802 generate_random_key(port_cparams[i].aead_iv.data, 803 port_cparams[i].aead_iv.length); 804 port_cparams[i].aead_algo = options->aead_xform.aead.algo; 805 port_cparams[i].digest_length = 806 options->aead_xform.aead.digest_length; 807 if (options->aead_xform.aead.aad_length) { 808 port_cparams[i].aad.data = options->aad.data; 809 port_cparams[i].aad.phys_addr = options->aad.phys_addr; 810 port_cparams[i].aad.length = options->aad.length; 811 if (!options->aad_param) 812 generate_random_key(port_cparams[i].aad.data, 813 port_cparams[i].aad.length); 814 /* 815 * If doing AES-CCM, first 18 bytes has to be reserved, 816 * and actual AAD should start from byte 18 817 */ 818 if (port_cparams[i].aead_algo == RTE_CRYPTO_AEAD_AES_CCM) 819 memmove(port_cparams[i].aad.data + 18, 820 port_cparams[i].aad.data, 821 port_cparams[i].aad.length); 822 823 } else 824 port_cparams[i].aad.length = 0; 825 826 if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_DECRYPT) 827 port_cparams[i].hash_verify = 1; 828 else 829 port_cparams[i].hash_verify = 0; 830 831 /* Set IV parameters */ 832 options->aead_xform.aead.iv.offset = IV_OFFSET; 833 options->aead_xform.aead.iv.length = options->aead_iv.length; 834 } 835 836 if (port_cparams[i].do_cipher) { 837 port_cparams[i].cipher_iv.data = options->cipher_iv.data; 838 port_cparams[i].cipher_iv.length = options->cipher_iv.length; 839 if (!options->cipher_iv_param) 840 generate_random_key(port_cparams[i].cipher_iv.data, 841 port_cparams[i].cipher_iv.length); 842 843 port_cparams[i].cipher_algo = options->cipher_xform.cipher.algo; 844 port_cparams[i].cipher_dataunit_len = 845 options->cipher_xform.cipher.dataunit_len; 846 /* Set IV parameters */ 847 options->cipher_xform.cipher.iv.offset = IV_OFFSET; 848 options->cipher_xform.cipher.iv.length = 849 options->cipher_iv.length; 850 } 851 852 session = initialize_crypto_session(options, 853 port_cparams[i].dev_id); 854 if (session == NULL) 855 rte_exit(EXIT_FAILURE, "Failed to initialize crypto session\n"); 856 857 port_cparams[i].session = session; 858 859 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id, 860 port_cparams[i].dev_id); 861 } 862 863 l2fwd_crypto_options_print(options); 864 865 /* 866 * Initialize previous tsc timestamp before the loop, 867 * to avoid showing the port statistics immediately, 868 * so user can see the crypto information. 869 */ 870 prev_tsc = rte_rdtsc(); 871 while (1) { 872 873 cur_tsc = rte_rdtsc(); 874 875 /* 876 * Crypto device/TX burst queue drain 877 */ 878 diff_tsc = cur_tsc - prev_tsc; 879 if (unlikely(diff_tsc > drain_tsc)) { 880 /* Enqueue all crypto ops remaining in buffers */ 881 for (i = 0; i < qconf->nb_crypto_devs; i++) { 882 cparams = &port_cparams[i]; 883 len = qconf->op_buf[cparams->dev_id].len; 884 l2fwd_crypto_send_burst(qconf, len, cparams); 885 qconf->op_buf[cparams->dev_id].len = 0; 886 } 887 /* Transmit all packets remaining in buffers */ 888 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) { 889 if (qconf->pkt_buf[portid].len == 0) 890 continue; 891 l2fwd_send_burst(&lcore_queue_conf[lcore_id], 892 qconf->pkt_buf[portid].len, 893 portid); 894 qconf->pkt_buf[portid].len = 0; 895 } 896 897 /* if timer is enabled */ 898 if (timer_period > 0) { 899 900 /* advance the timer */ 901 timer_tsc += diff_tsc; 902 903 /* if timer has reached its timeout */ 904 if (unlikely(timer_tsc >= 905 (uint64_t)timer_period)) { 906 907 /* do this only on main core */ 908 if (lcore_id == rte_get_main_lcore() 909 && options->refresh_period) { 910 print_stats(); 911 timer_tsc = 0; 912 } 913 } 914 } 915 916 prev_tsc = cur_tsc; 917 } 918 919 /* 920 * Read packet from RX queues 921 */ 922 for (i = 0; i < qconf->nb_rx_ports; i++) { 923 portid = qconf->rx_port_list[i]; 924 925 cparams = &port_cparams[i]; 926 927 nb_rx = rte_eth_rx_burst(portid, 0, 928 pkts_burst, MAX_PKT_BURST); 929 930 port_statistics[portid].rx += nb_rx; 931 932 /* Allocate and fillcrypto operations. 8< */ 933 if (nb_rx) { 934 /* 935 * If we can't allocate a crypto_ops, then drop 936 * the rest of the burst and dequeue and 937 * process the packets to free offload structs 938 */ 939 if (rte_crypto_op_bulk_alloc( 940 l2fwd_crypto_op_pool, 941 RTE_CRYPTO_OP_TYPE_SYMMETRIC, 942 ops_burst, nb_rx) != 943 nb_rx) { 944 for (j = 0; j < nb_rx; j++) 945 rte_pktmbuf_free(pkts_burst[j]); 946 947 nb_rx = 0; 948 } 949 /* >8 End of crypto operation allocated and filled. */ 950 951 /* Enqueue packets from Crypto device*/ 952 for (j = 0; j < nb_rx; j++) { 953 m = pkts_burst[j]; 954 955 l2fwd_simple_crypto_enqueue(m, 956 ops_burst[j], cparams); 957 } 958 } 959 960 /* Dequeue packets from Crypto device. 8< */ 961 do { 962 nb_rx = rte_cryptodev_dequeue_burst( 963 cparams->dev_id, cparams->qp_id, 964 ops_burst, MAX_PKT_BURST); 965 966 crypto_statistics[cparams->dev_id].dequeued += 967 nb_rx; 968 969 /* Forward crypto'd packets */ 970 for (j = 0; j < nb_rx; j++) { 971 m = ops_burst[j]->sym->m_src; 972 973 rte_crypto_op_free(ops_burst[j]); 974 l2fwd_simple_forward(m, portid, 975 options); 976 } 977 } while (nb_rx == MAX_PKT_BURST); 978 /* >8 End of dequeue packets from crypto device. */ 979 } 980 } 981 } 982 983 static int 984 l2fwd_launch_one_lcore(void *arg) 985 { 986 l2fwd_main_loop((struct l2fwd_crypto_options *)arg); 987 return 0; 988 } 989 990 /* Display command line arguments usage */ 991 static void 992 l2fwd_crypto_usage(const char *prgname) 993 { 994 printf("%s [EAL options] --\n" 995 " -p PORTMASK: hexadecimal bitmask of ports to configure\n" 996 " -q NQ: number of queue (=ports) per lcore (default is 1)\n" 997 " -s manage all ports from single lcore\n" 998 " -T PERIOD: statistics will be refreshed each PERIOD seconds" 999 " (0 to disable, 10 default, 86400 maximum)\n" 1000 1001 " --cdev_type HW / SW / ANY\n" 1002 " --chain HASH_CIPHER / CIPHER_HASH / CIPHER_ONLY /" 1003 " HASH_ONLY / AEAD\n" 1004 1005 " --cipher_algo ALGO\n" 1006 " --cipher_op ENCRYPT / DECRYPT\n" 1007 " --cipher_key KEY (bytes separated with \":\")\n" 1008 " --cipher_key_random_size SIZE: size of cipher key when generated randomly\n" 1009 " --cipher_iv IV (bytes separated with \":\")\n" 1010 " --cipher_iv_random_size SIZE: size of cipher IV when generated randomly\n" 1011 " --cipher_dataunit_len SIZE: length of the algorithm data-unit\n" 1012 1013 " --auth_algo ALGO\n" 1014 " --auth_op GENERATE / VERIFY\n" 1015 " --auth_key KEY (bytes separated with \":\")\n" 1016 " --auth_key_random_size SIZE: size of auth key when generated randomly\n" 1017 " --auth_iv IV (bytes separated with \":\")\n" 1018 " --auth_iv_random_size SIZE: size of auth IV when generated randomly\n" 1019 1020 " --aead_algo ALGO\n" 1021 " --aead_op ENCRYPT / DECRYPT\n" 1022 " --aead_key KEY (bytes separated with \":\")\n" 1023 " --aead_key_random_size SIZE: size of AEAD key when generated randomly\n" 1024 " --aead_iv IV (bytes separated with \":\")\n" 1025 " --aead_iv_random_size SIZE: size of AEAD IV when generated randomly\n" 1026 " --aad AAD (bytes separated with \":\")\n" 1027 " --aad_random_size SIZE: size of AAD when generated randomly\n" 1028 1029 " --digest_size SIZE: size of digest to be generated/verified\n" 1030 1031 " --sessionless\n" 1032 " --cryptodev_mask MASK: hexadecimal bitmask of crypto devices to configure\n" 1033 1034 " --[no-]mac-updating: Enable or disable MAC addresses updating (enabled by default)\n" 1035 " When enabled:\n" 1036 " - The source MAC address is replaced by the TX port MAC address\n" 1037 " - The destination MAC address is replaced by 02:00:00:00:00:TX_PORT_ID\n", 1038 prgname); 1039 } 1040 1041 /** Parse crypto device type command line argument */ 1042 static int 1043 parse_cryptodev_type(enum cdev_type *type, char *optarg) 1044 { 1045 if (strcmp("HW", optarg) == 0) { 1046 *type = CDEV_TYPE_HW; 1047 return 0; 1048 } else if (strcmp("SW", optarg) == 0) { 1049 *type = CDEV_TYPE_SW; 1050 return 0; 1051 } else if (strcmp("ANY", optarg) == 0) { 1052 *type = CDEV_TYPE_ANY; 1053 return 0; 1054 } 1055 1056 return -1; 1057 } 1058 1059 /** Parse crypto chain xform command line argument */ 1060 static int 1061 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg) 1062 { 1063 if (strcmp("CIPHER_HASH", optarg) == 0) { 1064 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH; 1065 return 0; 1066 } else if (strcmp("HASH_CIPHER", optarg) == 0) { 1067 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER; 1068 return 0; 1069 } else if (strcmp("CIPHER_ONLY", optarg) == 0) { 1070 options->xform_chain = L2FWD_CRYPTO_CIPHER_ONLY; 1071 return 0; 1072 } else if (strcmp("HASH_ONLY", optarg) == 0) { 1073 options->xform_chain = L2FWD_CRYPTO_HASH_ONLY; 1074 return 0; 1075 } else if (strcmp("AEAD", optarg) == 0) { 1076 options->xform_chain = L2FWD_CRYPTO_AEAD; 1077 return 0; 1078 } 1079 1080 return -1; 1081 } 1082 1083 /** Parse crypto cipher algo option command line argument */ 1084 static int 1085 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg) 1086 { 1087 1088 if (rte_cryptodev_get_cipher_algo_enum(algo, optarg) < 0) { 1089 RTE_LOG(ERR, USER1, "Cipher algorithm specified " 1090 "not supported!\n"); 1091 return -1; 1092 } 1093 1094 return 0; 1095 } 1096 1097 /** Parse crypto cipher operation command line argument */ 1098 static int 1099 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg) 1100 { 1101 if (strcmp("ENCRYPT", optarg) == 0) { 1102 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT; 1103 return 0; 1104 } else if (strcmp("DECRYPT", optarg) == 0) { 1105 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT; 1106 return 0; 1107 } 1108 1109 printf("Cipher operation not supported!\n"); 1110 return -1; 1111 } 1112 1113 /** Parse bytes from command line argument */ 1114 static int 1115 parse_bytes(uint8_t *data, char *input_arg, uint16_t max_size) 1116 { 1117 unsigned byte_count; 1118 char *token; 1119 1120 errno = 0; 1121 for (byte_count = 0, token = strtok(input_arg, ":"); 1122 (byte_count < max_size) && (token != NULL); 1123 token = strtok(NULL, ":")) { 1124 1125 int number = (int)strtol(token, NULL, 16); 1126 1127 if (errno == EINVAL || errno == ERANGE || number > 0xFF) 1128 return -1; 1129 1130 data[byte_count++] = (uint8_t)number; 1131 } 1132 1133 return byte_count; 1134 } 1135 1136 /** Parse size param*/ 1137 static int 1138 parse_size(int *size, const char *q_arg) 1139 { 1140 char *end = NULL; 1141 unsigned long n; 1142 1143 /* parse hexadecimal string */ 1144 n = strtoul(q_arg, &end, 10); 1145 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 1146 n = 0; 1147 1148 if (n == 0) { 1149 printf("invalid size\n"); 1150 return -1; 1151 } 1152 1153 *size = n; 1154 return 0; 1155 } 1156 1157 /** Parse crypto cipher operation command line argument */ 1158 static int 1159 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg) 1160 { 1161 if (rte_cryptodev_get_auth_algo_enum(algo, optarg) < 0) { 1162 RTE_LOG(ERR, USER1, "Authentication algorithm specified " 1163 "not supported!\n"); 1164 return -1; 1165 } 1166 1167 return 0; 1168 } 1169 1170 static int 1171 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg) 1172 { 1173 if (strcmp("VERIFY", optarg) == 0) { 1174 *op = RTE_CRYPTO_AUTH_OP_VERIFY; 1175 return 0; 1176 } else if (strcmp("GENERATE", optarg) == 0) { 1177 *op = RTE_CRYPTO_AUTH_OP_GENERATE; 1178 return 0; 1179 } 1180 1181 printf("Authentication operation specified not supported!\n"); 1182 return -1; 1183 } 1184 1185 static int 1186 parse_aead_algo(enum rte_crypto_aead_algorithm *algo, char *optarg) 1187 { 1188 if (rte_cryptodev_get_aead_algo_enum(algo, optarg) < 0) { 1189 RTE_LOG(ERR, USER1, "AEAD algorithm specified " 1190 "not supported!\n"); 1191 return -1; 1192 } 1193 1194 return 0; 1195 } 1196 1197 static int 1198 parse_aead_op(enum rte_crypto_aead_operation *op, char *optarg) 1199 { 1200 if (strcmp("ENCRYPT", optarg) == 0) { 1201 *op = RTE_CRYPTO_AEAD_OP_ENCRYPT; 1202 return 0; 1203 } else if (strcmp("DECRYPT", optarg) == 0) { 1204 *op = RTE_CRYPTO_AEAD_OP_DECRYPT; 1205 return 0; 1206 } 1207 1208 printf("AEAD operation specified not supported!\n"); 1209 return -1; 1210 } 1211 static int 1212 parse_cryptodev_mask(struct l2fwd_crypto_options *options, 1213 const char *q_arg) 1214 { 1215 char *end = NULL; 1216 uint64_t pm; 1217 1218 /* parse hexadecimal string */ 1219 pm = strtoul(q_arg, &end, 16); 1220 if ((pm == '\0') || (end == NULL) || (*end != '\0')) 1221 pm = 0; 1222 1223 options->cryptodev_mask = pm; 1224 if (options->cryptodev_mask == 0) { 1225 printf("invalid cryptodev_mask specified\n"); 1226 return -1; 1227 } 1228 1229 return 0; 1230 } 1231 1232 /** Parse long options */ 1233 static int 1234 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options, 1235 struct option *lgopts, int option_index) 1236 { 1237 int retval; 1238 int val; 1239 1240 if (strcmp(lgopts[option_index].name, "cdev_type") == 0) { 1241 retval = parse_cryptodev_type(&options->type, optarg); 1242 if (retval == 0) 1243 strlcpy(options->string_type, optarg, MAX_STR_LEN); 1244 return retval; 1245 } 1246 1247 else if (strcmp(lgopts[option_index].name, "chain") == 0) 1248 return parse_crypto_opt_chain(options, optarg); 1249 1250 /* Cipher options */ 1251 else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0) 1252 return parse_cipher_algo(&options->cipher_xform.cipher.algo, 1253 optarg); 1254 1255 else if (strcmp(lgopts[option_index].name, "cipher_op") == 0) 1256 return parse_cipher_op(&options->cipher_xform.cipher.op, 1257 optarg); 1258 1259 else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) { 1260 options->ckey_param = 1; 1261 options->cipher_xform.cipher.key.length = 1262 parse_bytes(options->cipher_key, optarg, MAX_KEY_SIZE); 1263 if (options->cipher_xform.cipher.key.length > 0) 1264 return 0; 1265 else 1266 return -1; 1267 } 1268 1269 else if (strcmp(lgopts[option_index].name, "cipher_dataunit_len") == 0) { 1270 retval = parse_size(&val, optarg); 1271 if (retval == 0 && val >= 0) { 1272 options->cipher_xform.cipher.dataunit_len = 1273 (uint32_t)val; 1274 return 0; 1275 } else 1276 return -1; 1277 } 1278 1279 else if (strcmp(lgopts[option_index].name, "cipher_key_random_size") == 0) 1280 return parse_size(&options->ckey_random_size, optarg); 1281 1282 else if (strcmp(lgopts[option_index].name, "cipher_iv") == 0) { 1283 options->cipher_iv_param = 1; 1284 options->cipher_iv.length = 1285 parse_bytes(options->cipher_iv.data, optarg, MAX_IV_SIZE); 1286 if (options->cipher_iv.length > 0) 1287 return 0; 1288 else 1289 return -1; 1290 } 1291 1292 else if (strcmp(lgopts[option_index].name, "cipher_iv_random_size") == 0) 1293 return parse_size(&options->cipher_iv_random_size, optarg); 1294 1295 /* Authentication options */ 1296 else if (strcmp(lgopts[option_index].name, "auth_algo") == 0) { 1297 return parse_auth_algo(&options->auth_xform.auth.algo, 1298 optarg); 1299 } 1300 1301 else if (strcmp(lgopts[option_index].name, "auth_op") == 0) 1302 return parse_auth_op(&options->auth_xform.auth.op, 1303 optarg); 1304 1305 else if (strcmp(lgopts[option_index].name, "auth_key") == 0) { 1306 options->akey_param = 1; 1307 options->auth_xform.auth.key.length = 1308 parse_bytes(options->auth_key, optarg, MAX_KEY_SIZE); 1309 if (options->auth_xform.auth.key.length > 0) 1310 return 0; 1311 else 1312 return -1; 1313 } 1314 1315 else if (strcmp(lgopts[option_index].name, "auth_key_random_size") == 0) { 1316 return parse_size(&options->akey_random_size, optarg); 1317 } 1318 1319 else if (strcmp(lgopts[option_index].name, "auth_iv") == 0) { 1320 options->auth_iv_param = 1; 1321 options->auth_iv.length = 1322 parse_bytes(options->auth_iv.data, optarg, MAX_IV_SIZE); 1323 if (options->auth_iv.length > 0) 1324 return 0; 1325 else 1326 return -1; 1327 } 1328 1329 else if (strcmp(lgopts[option_index].name, "auth_iv_random_size") == 0) 1330 return parse_size(&options->auth_iv_random_size, optarg); 1331 1332 /* AEAD options */ 1333 else if (strcmp(lgopts[option_index].name, "aead_algo") == 0) { 1334 return parse_aead_algo(&options->aead_xform.aead.algo, 1335 optarg); 1336 } 1337 1338 else if (strcmp(lgopts[option_index].name, "aead_op") == 0) 1339 return parse_aead_op(&options->aead_xform.aead.op, 1340 optarg); 1341 1342 else if (strcmp(lgopts[option_index].name, "aead_key") == 0) { 1343 options->aead_key_param = 1; 1344 options->aead_xform.aead.key.length = 1345 parse_bytes(options->aead_key, optarg, MAX_KEY_SIZE); 1346 if (options->aead_xform.aead.key.length > 0) 1347 return 0; 1348 else 1349 return -1; 1350 } 1351 1352 else if (strcmp(lgopts[option_index].name, "aead_key_random_size") == 0) 1353 return parse_size(&options->aead_key_random_size, optarg); 1354 1355 1356 else if (strcmp(lgopts[option_index].name, "aead_iv") == 0) { 1357 options->aead_iv_param = 1; 1358 options->aead_iv.length = 1359 parse_bytes(options->aead_iv.data, optarg, MAX_IV_SIZE); 1360 if (options->aead_iv.length > 0) 1361 return 0; 1362 else 1363 return -1; 1364 } 1365 1366 else if (strcmp(lgopts[option_index].name, "aead_iv_random_size") == 0) 1367 return parse_size(&options->aead_iv_random_size, optarg); 1368 1369 else if (strcmp(lgopts[option_index].name, "aad") == 0) { 1370 options->aad_param = 1; 1371 options->aad.length = 1372 parse_bytes(options->aad.data, optarg, MAX_AAD_SIZE); 1373 if (options->aad.length > 0) 1374 return 0; 1375 else 1376 return -1; 1377 } 1378 1379 else if (strcmp(lgopts[option_index].name, "aad_random_size") == 0) { 1380 return parse_size(&options->aad_random_size, optarg); 1381 } 1382 1383 else if (strcmp(lgopts[option_index].name, "digest_size") == 0) { 1384 return parse_size(&options->digest_size, optarg); 1385 } 1386 1387 else if (strcmp(lgopts[option_index].name, "sessionless") == 0) { 1388 options->sessionless = 1; 1389 return 0; 1390 } 1391 1392 else if (strcmp(lgopts[option_index].name, "cryptodev_mask") == 0) 1393 return parse_cryptodev_mask(options, optarg); 1394 1395 else if (strcmp(lgopts[option_index].name, "mac-updating") == 0) { 1396 options->mac_updating = 1; 1397 return 0; 1398 } 1399 1400 else if (strcmp(lgopts[option_index].name, "no-mac-updating") == 0) { 1401 options->mac_updating = 0; 1402 return 0; 1403 } 1404 1405 return -1; 1406 } 1407 1408 /** Parse port mask */ 1409 static int 1410 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options, 1411 const char *q_arg) 1412 { 1413 char *end = NULL; 1414 unsigned long pm; 1415 1416 /* parse hexadecimal string */ 1417 pm = strtoul(q_arg, &end, 16); 1418 if ((pm == '\0') || (end == NULL) || (*end != '\0')) 1419 pm = 0; 1420 1421 options->portmask = pm; 1422 if (options->portmask == 0) { 1423 printf("invalid portmask specified\n"); 1424 return -1; 1425 } 1426 1427 return pm; 1428 } 1429 1430 /** Parse number of queues */ 1431 static int 1432 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options, 1433 const char *q_arg) 1434 { 1435 char *end = NULL; 1436 unsigned long n; 1437 1438 /* parse hexadecimal string */ 1439 n = strtoul(q_arg, &end, 10); 1440 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 1441 n = 0; 1442 else if (n >= MAX_RX_QUEUE_PER_LCORE) 1443 n = 0; 1444 1445 options->nb_ports_per_lcore = n; 1446 if (options->nb_ports_per_lcore == 0) { 1447 printf("invalid number of ports selected\n"); 1448 return -1; 1449 } 1450 1451 return 0; 1452 } 1453 1454 /** Parse timer period */ 1455 static int 1456 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options, 1457 const char *q_arg) 1458 { 1459 char *end = NULL; 1460 unsigned long n; 1461 1462 /* parse number string */ 1463 n = (unsigned)strtol(q_arg, &end, 10); 1464 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0')) 1465 n = 0; 1466 1467 if (n >= MAX_TIMER_PERIOD) { 1468 printf("Warning refresh period specified %lu is greater than " 1469 "max value %lu! using max value", 1470 n, MAX_TIMER_PERIOD); 1471 n = MAX_TIMER_PERIOD; 1472 } 1473 1474 options->refresh_period = n * 1000 * TIMER_MILLISECOND; 1475 1476 return 0; 1477 } 1478 1479 /** Generate default options for application */ 1480 static void 1481 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options) 1482 { 1483 options->portmask = 0xffffffff; 1484 options->nb_ports_per_lcore = 1; 1485 options->refresh_period = 10000; 1486 options->single_lcore = 0; 1487 options->sessionless = 0; 1488 1489 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH; 1490 1491 /* Cipher Data */ 1492 options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER; 1493 options->cipher_xform.next = NULL; 1494 options->ckey_param = 0; 1495 options->ckey_random_size = -1; 1496 options->cipher_xform.cipher.key.length = 0; 1497 options->cipher_iv_param = 0; 1498 options->cipher_iv_random_size = -1; 1499 options->cipher_iv.length = 0; 1500 1501 options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC; 1502 options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT; 1503 options->cipher_xform.cipher.dataunit_len = 0; 1504 1505 /* Authentication Data */ 1506 options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH; 1507 options->auth_xform.next = NULL; 1508 options->akey_param = 0; 1509 options->akey_random_size = -1; 1510 options->auth_xform.auth.key.length = 0; 1511 options->auth_iv_param = 0; 1512 options->auth_iv_random_size = -1; 1513 options->auth_iv.length = 0; 1514 1515 options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC; 1516 options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_GENERATE; 1517 1518 /* AEAD Data */ 1519 options->aead_xform.type = RTE_CRYPTO_SYM_XFORM_AEAD; 1520 options->aead_xform.next = NULL; 1521 options->aead_key_param = 0; 1522 options->aead_key_random_size = -1; 1523 options->aead_xform.aead.key.length = 0; 1524 options->aead_iv_param = 0; 1525 options->aead_iv_random_size = -1; 1526 options->aead_iv.length = 0; 1527 1528 options->aead_xform.aead.algo = RTE_CRYPTO_AEAD_AES_GCM; 1529 options->aead_xform.aead.op = RTE_CRYPTO_AEAD_OP_ENCRYPT; 1530 1531 options->aad_param = 0; 1532 options->aad_random_size = -1; 1533 options->aad.length = 0; 1534 1535 options->digest_size = -1; 1536 1537 options->type = CDEV_TYPE_ANY; 1538 options->cryptodev_mask = UINT64_MAX; 1539 1540 options->mac_updating = 1; 1541 } 1542 1543 static void 1544 display_cipher_info(struct l2fwd_crypto_options *options) 1545 { 1546 printf("\n---- Cipher information ---\n"); 1547 printf("Algorithm: %s\n", 1548 rte_crypto_cipher_algorithm_strings[options->cipher_xform.cipher.algo]); 1549 rte_hexdump(stdout, "Cipher key:", 1550 options->cipher_xform.cipher.key.data, 1551 options->cipher_xform.cipher.key.length); 1552 rte_hexdump(stdout, "IV:", options->cipher_iv.data, options->cipher_iv.length); 1553 } 1554 1555 static void 1556 display_auth_info(struct l2fwd_crypto_options *options) 1557 { 1558 printf("\n---- Authentication information ---\n"); 1559 printf("Algorithm: %s\n", 1560 rte_crypto_auth_algorithm_strings[options->auth_xform.auth.algo]); 1561 rte_hexdump(stdout, "Auth key:", 1562 options->auth_xform.auth.key.data, 1563 options->auth_xform.auth.key.length); 1564 rte_hexdump(stdout, "IV:", options->auth_iv.data, options->auth_iv.length); 1565 } 1566 1567 static void 1568 display_aead_info(struct l2fwd_crypto_options *options) 1569 { 1570 printf("\n---- AEAD information ---\n"); 1571 printf("Algorithm: %s\n", 1572 rte_crypto_aead_algorithm_strings[options->aead_xform.aead.algo]); 1573 rte_hexdump(stdout, "AEAD key:", 1574 options->aead_xform.aead.key.data, 1575 options->aead_xform.aead.key.length); 1576 rte_hexdump(stdout, "IV:", options->aead_iv.data, options->aead_iv.length); 1577 rte_hexdump(stdout, "AAD:", options->aad.data, options->aad.length); 1578 } 1579 1580 static void 1581 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options) 1582 { 1583 char string_cipher_op[MAX_STR_LEN]; 1584 char string_auth_op[MAX_STR_LEN]; 1585 char string_aead_op[MAX_STR_LEN]; 1586 1587 if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) 1588 strcpy(string_cipher_op, "Encrypt"); 1589 else 1590 strcpy(string_cipher_op, "Decrypt"); 1591 1592 if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) 1593 strcpy(string_auth_op, "Auth generate"); 1594 else 1595 strcpy(string_auth_op, "Auth verify"); 1596 1597 if (options->aead_xform.aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT) 1598 strcpy(string_aead_op, "Authenticated encryption"); 1599 else 1600 strcpy(string_aead_op, "Authenticated decryption"); 1601 1602 1603 printf("Options:-\nn"); 1604 printf("portmask: %x\n", options->portmask); 1605 printf("ports per lcore: %u\n", options->nb_ports_per_lcore); 1606 printf("refresh period : %u\n", options->refresh_period); 1607 printf("single lcore mode: %s\n", 1608 options->single_lcore ? "enabled" : "disabled"); 1609 printf("stats_printing: %s\n", 1610 options->refresh_period == 0 ? "disabled" : "enabled"); 1611 1612 printf("sessionless crypto: %s\n", 1613 options->sessionless ? "enabled" : "disabled"); 1614 1615 if (options->ckey_param && (options->ckey_random_size != -1)) 1616 printf("Cipher key already parsed, ignoring size of random key\n"); 1617 1618 if (options->akey_param && (options->akey_random_size != -1)) 1619 printf("Auth key already parsed, ignoring size of random key\n"); 1620 1621 if (options->cipher_iv_param && (options->cipher_iv_random_size != -1)) 1622 printf("Cipher IV already parsed, ignoring size of random IV\n"); 1623 1624 if (options->auth_iv_param && (options->auth_iv_random_size != -1)) 1625 printf("Auth IV already parsed, ignoring size of random IV\n"); 1626 1627 if (options->aad_param && (options->aad_random_size != -1)) 1628 printf("AAD already parsed, ignoring size of random AAD\n"); 1629 1630 printf("\nCrypto chain: "); 1631 switch (options->xform_chain) { 1632 case L2FWD_CRYPTO_AEAD: 1633 printf("Input --> %s --> Output\n", string_aead_op); 1634 display_aead_info(options); 1635 break; 1636 case L2FWD_CRYPTO_CIPHER_HASH: 1637 printf("Input --> %s --> %s --> Output\n", 1638 string_cipher_op, string_auth_op); 1639 display_cipher_info(options); 1640 display_auth_info(options); 1641 break; 1642 case L2FWD_CRYPTO_HASH_CIPHER: 1643 printf("Input --> %s --> %s --> Output\n", 1644 string_auth_op, string_cipher_op); 1645 display_cipher_info(options); 1646 display_auth_info(options); 1647 break; 1648 case L2FWD_CRYPTO_HASH_ONLY: 1649 printf("Input --> %s --> Output\n", string_auth_op); 1650 display_auth_info(options); 1651 break; 1652 case L2FWD_CRYPTO_CIPHER_ONLY: 1653 printf("Input --> %s --> Output\n", string_cipher_op); 1654 display_cipher_info(options); 1655 break; 1656 } 1657 } 1658 1659 /* Parse the argument given in the command line of the application */ 1660 static int 1661 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options, 1662 int argc, char **argv) 1663 { 1664 int opt, retval, option_index; 1665 char **argvopt = argv, *prgname = argv[0]; 1666 1667 static struct option lgopts[] = { 1668 { "sessionless", no_argument, 0, 0 }, 1669 1670 { "cdev_type", required_argument, 0, 0 }, 1671 { "chain", required_argument, 0, 0 }, 1672 1673 { "cipher_algo", required_argument, 0, 0 }, 1674 { "cipher_op", required_argument, 0, 0 }, 1675 { "cipher_key", required_argument, 0, 0 }, 1676 { "cipher_key_random_size", required_argument, 0, 0 }, 1677 { "cipher_iv", required_argument, 0, 0 }, 1678 { "cipher_iv_random_size", required_argument, 0, 0 }, 1679 { "cipher_dataunit_len", required_argument, 0, 0}, 1680 1681 { "auth_algo", required_argument, 0, 0 }, 1682 { "auth_op", required_argument, 0, 0 }, 1683 { "auth_key", required_argument, 0, 0 }, 1684 { "auth_key_random_size", required_argument, 0, 0 }, 1685 { "auth_iv", required_argument, 0, 0 }, 1686 { "auth_iv_random_size", required_argument, 0, 0 }, 1687 1688 { "aead_algo", required_argument, 0, 0 }, 1689 { "aead_op", required_argument, 0, 0 }, 1690 { "aead_key", required_argument, 0, 0 }, 1691 { "aead_key_random_size", required_argument, 0, 0 }, 1692 { "aead_iv", required_argument, 0, 0 }, 1693 { "aead_iv_random_size", required_argument, 0, 0 }, 1694 1695 { "aad", required_argument, 0, 0 }, 1696 { "aad_random_size", required_argument, 0, 0 }, 1697 1698 { "digest_size", required_argument, 0, 0 }, 1699 1700 { "sessionless", no_argument, 0, 0 }, 1701 { "cryptodev_mask", required_argument, 0, 0}, 1702 1703 { "mac-updating", no_argument, 0, 0}, 1704 { "no-mac-updating", no_argument, 0, 0}, 1705 1706 { NULL, 0, 0, 0 } 1707 }; 1708 1709 l2fwd_crypto_default_options(options); 1710 1711 while ((opt = getopt_long(argc, argvopt, "p:q:sT:", lgopts, 1712 &option_index)) != EOF) { 1713 switch (opt) { 1714 /* long options */ 1715 case 0: 1716 retval = l2fwd_crypto_parse_args_long_options(options, 1717 lgopts, option_index); 1718 if (retval < 0) { 1719 l2fwd_crypto_usage(prgname); 1720 return -1; 1721 } 1722 break; 1723 1724 /* portmask */ 1725 case 'p': 1726 retval = l2fwd_crypto_parse_portmask(options, optarg); 1727 if (retval < 0) { 1728 l2fwd_crypto_usage(prgname); 1729 return -1; 1730 } 1731 break; 1732 1733 /* nqueue */ 1734 case 'q': 1735 retval = l2fwd_crypto_parse_nqueue(options, optarg); 1736 if (retval < 0) { 1737 l2fwd_crypto_usage(prgname); 1738 return -1; 1739 } 1740 break; 1741 1742 /* single */ 1743 case 's': 1744 options->single_lcore = 1; 1745 1746 break; 1747 1748 /* timer period */ 1749 case 'T': 1750 retval = l2fwd_crypto_parse_timer_period(options, 1751 optarg); 1752 if (retval < 0) { 1753 l2fwd_crypto_usage(prgname); 1754 return -1; 1755 } 1756 break; 1757 1758 default: 1759 l2fwd_crypto_usage(prgname); 1760 return -1; 1761 } 1762 } 1763 1764 1765 if (optind >= 0) 1766 argv[optind-1] = prgname; 1767 1768 retval = optind-1; 1769 optind = 1; /* reset getopt lib */ 1770 1771 return retval; 1772 } 1773 1774 /* Check the link status of all ports in up to 9s, and print them finally */ 1775 static void 1776 check_all_ports_link_status(uint32_t port_mask) 1777 { 1778 #define CHECK_INTERVAL 100 /* 100ms */ 1779 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */ 1780 uint16_t portid; 1781 uint8_t count, all_ports_up, print_flag = 0; 1782 struct rte_eth_link link; 1783 int ret; 1784 char link_status_text[RTE_ETH_LINK_MAX_STR_LEN]; 1785 1786 printf("\nChecking link status"); 1787 fflush(stdout); 1788 for (count = 0; count <= MAX_CHECK_TIME; count++) { 1789 all_ports_up = 1; 1790 RTE_ETH_FOREACH_DEV(portid) { 1791 if ((port_mask & (1 << portid)) == 0) 1792 continue; 1793 memset(&link, 0, sizeof(link)); 1794 ret = rte_eth_link_get_nowait(portid, &link); 1795 if (ret < 0) { 1796 all_ports_up = 0; 1797 if (print_flag == 1) 1798 printf("Port %u link get failed: %s\n", 1799 portid, rte_strerror(-ret)); 1800 continue; 1801 } 1802 /* print link status if flag set */ 1803 if (print_flag == 1) { 1804 rte_eth_link_to_str(link_status_text, 1805 sizeof(link_status_text), &link); 1806 printf("Port %d %s\n", portid, 1807 link_status_text); 1808 continue; 1809 } 1810 /* clear all_ports_up flag if any link down */ 1811 if (link.link_status == ETH_LINK_DOWN) { 1812 all_ports_up = 0; 1813 break; 1814 } 1815 } 1816 /* after finally printing all link status, get out */ 1817 if (print_flag == 1) 1818 break; 1819 1820 if (all_ports_up == 0) { 1821 printf("."); 1822 fflush(stdout); 1823 rte_delay_ms(CHECK_INTERVAL); 1824 } 1825 1826 /* set the print_flag if all ports up or timeout */ 1827 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) { 1828 print_flag = 1; 1829 printf("done\n"); 1830 } 1831 } 1832 } 1833 1834 /* Check if device has to be HW/SW or any */ 1835 static int 1836 check_type(const struct l2fwd_crypto_options *options, 1837 const struct rte_cryptodev_info *dev_info) 1838 { 1839 if (options->type == CDEV_TYPE_HW && 1840 (dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED)) 1841 return 0; 1842 if (options->type == CDEV_TYPE_SW && 1843 !(dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED)) 1844 return 0; 1845 if (options->type == CDEV_TYPE_ANY) 1846 return 0; 1847 1848 return -1; 1849 } 1850 1851 static const struct rte_cryptodev_capabilities * 1852 check_device_support_cipher_algo(const struct l2fwd_crypto_options *options, 1853 const struct rte_cryptodev_info *dev_info, 1854 uint8_t cdev_id) 1855 { 1856 unsigned int i = 0; 1857 const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0]; 1858 enum rte_crypto_cipher_algorithm cap_cipher_algo; 1859 enum rte_crypto_cipher_algorithm opt_cipher_algo = 1860 options->cipher_xform.cipher.algo; 1861 1862 while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) { 1863 cap_cipher_algo = cap->sym.cipher.algo; 1864 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_CIPHER) { 1865 if (cap_cipher_algo == opt_cipher_algo) { 1866 if (check_type(options, dev_info) == 0) 1867 break; 1868 } 1869 } 1870 cap = &dev_info->capabilities[++i]; 1871 } 1872 1873 if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) { 1874 printf("Algorithm %s not supported by cryptodev %u" 1875 " or device not of preferred type (%s)\n", 1876 rte_crypto_cipher_algorithm_strings[opt_cipher_algo], 1877 cdev_id, 1878 options->string_type); 1879 return NULL; 1880 } 1881 1882 return cap; 1883 } 1884 1885 static const struct rte_cryptodev_capabilities * 1886 check_device_support_auth_algo(const struct l2fwd_crypto_options *options, 1887 const struct rte_cryptodev_info *dev_info, 1888 uint8_t cdev_id) 1889 { 1890 unsigned int i = 0; 1891 const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0]; 1892 enum rte_crypto_auth_algorithm cap_auth_algo; 1893 enum rte_crypto_auth_algorithm opt_auth_algo = 1894 options->auth_xform.auth.algo; 1895 1896 while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) { 1897 cap_auth_algo = cap->sym.auth.algo; 1898 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AUTH) { 1899 if (cap_auth_algo == opt_auth_algo) { 1900 if (check_type(options, dev_info) == 0) 1901 break; 1902 } 1903 } 1904 cap = &dev_info->capabilities[++i]; 1905 } 1906 1907 if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) { 1908 printf("Algorithm %s not supported by cryptodev %u" 1909 " or device not of preferred type (%s)\n", 1910 rte_crypto_auth_algorithm_strings[opt_auth_algo], 1911 cdev_id, 1912 options->string_type); 1913 return NULL; 1914 } 1915 1916 return cap; 1917 } 1918 1919 static const struct rte_cryptodev_capabilities * 1920 check_device_support_aead_algo(const struct l2fwd_crypto_options *options, 1921 const struct rte_cryptodev_info *dev_info, 1922 uint8_t cdev_id) 1923 { 1924 unsigned int i = 0; 1925 const struct rte_cryptodev_capabilities *cap = &dev_info->capabilities[0]; 1926 enum rte_crypto_aead_algorithm cap_aead_algo; 1927 enum rte_crypto_aead_algorithm opt_aead_algo = 1928 options->aead_xform.aead.algo; 1929 1930 while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) { 1931 cap_aead_algo = cap->sym.aead.algo; 1932 if (cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) { 1933 if (cap_aead_algo == opt_aead_algo) { 1934 if (check_type(options, dev_info) == 0) 1935 break; 1936 } 1937 } 1938 cap = &dev_info->capabilities[++i]; 1939 } 1940 1941 if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) { 1942 printf("Algorithm %s not supported by cryptodev %u" 1943 " or device not of preferred type (%s)\n", 1944 rte_crypto_aead_algorithm_strings[opt_aead_algo], 1945 cdev_id, 1946 options->string_type); 1947 return NULL; 1948 } 1949 1950 return cap; 1951 } 1952 1953 /* Check if the device is enabled by cryptodev_mask */ 1954 static int 1955 check_cryptodev_mask(struct l2fwd_crypto_options *options, 1956 uint8_t cdev_id) 1957 { 1958 if (options->cryptodev_mask & (1 << cdev_id)) 1959 return 0; 1960 1961 return -1; 1962 } 1963 1964 static inline int 1965 check_supported_size(uint16_t length, uint16_t min, uint16_t max, 1966 uint16_t increment) 1967 { 1968 uint16_t supp_size; 1969 1970 /* Single value */ 1971 if (increment == 0) { 1972 if (length == min) 1973 return 0; 1974 else 1975 return -1; 1976 } 1977 1978 /* Range of values */ 1979 for (supp_size = min; supp_size <= max; supp_size += increment) { 1980 if (length == supp_size) 1981 return 0; 1982 } 1983 1984 return -1; 1985 } 1986 1987 static int 1988 check_iv_param(const struct rte_crypto_param_range *iv_range_size, 1989 unsigned int iv_param, int iv_random_size, 1990 uint16_t iv_length) 1991 { 1992 /* 1993 * Check if length of provided IV is supported 1994 * by the algorithm chosen. 1995 */ 1996 if (iv_param) { 1997 if (check_supported_size(iv_length, 1998 iv_range_size->min, 1999 iv_range_size->max, 2000 iv_range_size->increment) 2001 != 0) 2002 return -1; 2003 /* 2004 * Check if length of IV to be randomly generated 2005 * is supported by the algorithm chosen. 2006 */ 2007 } else if (iv_random_size != -1) { 2008 if (check_supported_size(iv_random_size, 2009 iv_range_size->min, 2010 iv_range_size->max, 2011 iv_range_size->increment) 2012 != 0) 2013 return -1; 2014 } 2015 2016 return 0; 2017 } 2018 2019 static int 2020 check_capabilities(struct l2fwd_crypto_options *options, uint8_t cdev_id) 2021 { 2022 struct rte_cryptodev_info dev_info; 2023 const struct rte_cryptodev_capabilities *cap; 2024 2025 rte_cryptodev_info_get(cdev_id, &dev_info); 2026 2027 /* Set AEAD parameters */ 2028 if (options->xform_chain == L2FWD_CRYPTO_AEAD) { 2029 /* Check if device supports AEAD algo */ 2030 cap = check_device_support_aead_algo(options, &dev_info, 2031 cdev_id); 2032 if (cap == NULL) 2033 return -1; 2034 2035 if (check_iv_param(&cap->sym.aead.iv_size, 2036 options->aead_iv_param, 2037 options->aead_iv_random_size, 2038 options->aead_iv.length) != 0) { 2039 RTE_LOG(DEBUG, USER1, 2040 "Device %u does not support IV length\n", 2041 cdev_id); 2042 return -1; 2043 } 2044 2045 /* 2046 * Check if length of provided AEAD key is supported 2047 * by the algorithm chosen. 2048 */ 2049 if (options->aead_key_param) { 2050 if (check_supported_size( 2051 options->aead_xform.aead.key.length, 2052 cap->sym.aead.key_size.min, 2053 cap->sym.aead.key_size.max, 2054 cap->sym.aead.key_size.increment) 2055 != 0) { 2056 RTE_LOG(DEBUG, USER1, 2057 "Device %u does not support " 2058 "AEAD key length\n", 2059 cdev_id); 2060 return -1; 2061 } 2062 /* 2063 * Check if length of the aead key to be randomly generated 2064 * is supported by the algorithm chosen. 2065 */ 2066 } else if (options->aead_key_random_size != -1) { 2067 if (check_supported_size(options->aead_key_random_size, 2068 cap->sym.aead.key_size.min, 2069 cap->sym.aead.key_size.max, 2070 cap->sym.aead.key_size.increment) 2071 != 0) { 2072 RTE_LOG(DEBUG, USER1, 2073 "Device %u does not support " 2074 "AEAD key length\n", 2075 cdev_id); 2076 return -1; 2077 } 2078 } 2079 2080 2081 /* 2082 * Check if length of provided AAD is supported 2083 * by the algorithm chosen. 2084 */ 2085 if (options->aad_param) { 2086 if (check_supported_size(options->aad.length, 2087 cap->sym.aead.aad_size.min, 2088 cap->sym.aead.aad_size.max, 2089 cap->sym.aead.aad_size.increment) 2090 != 0) { 2091 RTE_LOG(DEBUG, USER1, 2092 "Device %u does not support " 2093 "AAD length\n", 2094 cdev_id); 2095 return -1; 2096 } 2097 /* 2098 * Check if length of AAD to be randomly generated 2099 * is supported by the algorithm chosen. 2100 */ 2101 } else if (options->aad_random_size != -1) { 2102 if (check_supported_size(options->aad_random_size, 2103 cap->sym.aead.aad_size.min, 2104 cap->sym.aead.aad_size.max, 2105 cap->sym.aead.aad_size.increment) 2106 != 0) { 2107 RTE_LOG(DEBUG, USER1, 2108 "Device %u does not support " 2109 "AAD length\n", 2110 cdev_id); 2111 return -1; 2112 } 2113 } 2114 2115 /* Check if digest size is supported by the algorithm. */ 2116 if (options->digest_size != -1) { 2117 if (check_supported_size(options->digest_size, 2118 cap->sym.aead.digest_size.min, 2119 cap->sym.aead.digest_size.max, 2120 cap->sym.aead.digest_size.increment) 2121 != 0) { 2122 RTE_LOG(DEBUG, USER1, 2123 "Device %u does not support " 2124 "digest length\n", 2125 cdev_id); 2126 return -1; 2127 } 2128 } 2129 } 2130 2131 /* Set cipher parameters */ 2132 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH || 2133 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER || 2134 options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) { 2135 2136 /* Check if device supports cipher algo. 8< */ 2137 cap = check_device_support_cipher_algo(options, &dev_info, 2138 cdev_id); 2139 if (cap == NULL) 2140 return -1; 2141 2142 if (check_iv_param(&cap->sym.cipher.iv_size, 2143 options->cipher_iv_param, 2144 options->cipher_iv_random_size, 2145 options->cipher_iv.length) != 0) { 2146 RTE_LOG(DEBUG, USER1, 2147 "Device %u does not support IV length\n", 2148 cdev_id); 2149 return -1; 2150 } 2151 /* >8 End of check if device supports cipher algo. */ 2152 2153 /* Check if capable cipher is supported. 8< */ 2154 2155 /* 2156 * Check if length of provided cipher key is supported 2157 * by the algorithm chosen. 2158 */ 2159 if (options->ckey_param) { 2160 if (check_supported_size( 2161 options->cipher_xform.cipher.key.length, 2162 cap->sym.cipher.key_size.min, 2163 cap->sym.cipher.key_size.max, 2164 cap->sym.cipher.key_size.increment) 2165 != 0) { 2166 if (dev_info.feature_flags & 2167 RTE_CRYPTODEV_FF_CIPHER_WRAPPED_KEY) { 2168 RTE_LOG(DEBUG, USER1, 2169 "Key length does not match the device " 2170 "%u capability. Key may be wrapped\n", 2171 cdev_id); 2172 } else { 2173 RTE_LOG(DEBUG, USER1, 2174 "Key length does not match the device " 2175 "%u capability\n", 2176 cdev_id); 2177 return -1; 2178 } 2179 } 2180 2181 /* 2182 * Check if length of the cipher key to be randomly generated 2183 * is supported by the algorithm chosen. 2184 */ 2185 } else if (options->ckey_random_size != -1) { 2186 if (check_supported_size(options->ckey_random_size, 2187 cap->sym.cipher.key_size.min, 2188 cap->sym.cipher.key_size.max, 2189 cap->sym.cipher.key_size.increment) 2190 != 0) { 2191 RTE_LOG(DEBUG, USER1, 2192 "Device %u does not support cipher " 2193 "key length\n", 2194 cdev_id); 2195 return -1; 2196 } 2197 } 2198 2199 if (options->cipher_xform.cipher.dataunit_len > 0) { 2200 if (!(dev_info.feature_flags & 2201 RTE_CRYPTODEV_FF_CIPHER_MULTIPLE_DATA_UNITS)) { 2202 RTE_LOG(DEBUG, USER1, 2203 "Device %u does not support " 2204 "cipher multiple data units\n", 2205 cdev_id); 2206 return -1; 2207 } 2208 if (cap->sym.cipher.dataunit_set != 0) { 2209 int ret = 0; 2210 2211 switch (options->cipher_xform.cipher.dataunit_len) { 2212 case 512: 2213 if (!(cap->sym.cipher.dataunit_set & 2214 RTE_CRYPTO_CIPHER_DATA_UNIT_LEN_512_BYTES)) 2215 ret = -1; 2216 break; 2217 case 4096: 2218 if (!(cap->sym.cipher.dataunit_set & 2219 RTE_CRYPTO_CIPHER_DATA_UNIT_LEN_4096_BYTES)) 2220 ret = -1; 2221 break; 2222 default: 2223 ret = -1; 2224 } 2225 if (ret == -1) { 2226 RTE_LOG(DEBUG, USER1, 2227 "Device %u does not support " 2228 "data-unit length %u\n", 2229 cdev_id, 2230 options->cipher_xform.cipher.dataunit_len); 2231 return -1; 2232 } 2233 } 2234 } 2235 /* >8 End of checking if cipher is supported. */ 2236 } 2237 2238 /* Set auth parameters */ 2239 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH || 2240 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER || 2241 options->xform_chain == L2FWD_CRYPTO_HASH_ONLY) { 2242 /* Check if device supports auth algo */ 2243 cap = check_device_support_auth_algo(options, &dev_info, 2244 cdev_id); 2245 if (cap == NULL) 2246 return -1; 2247 2248 if (check_iv_param(&cap->sym.auth.iv_size, 2249 options->auth_iv_param, 2250 options->auth_iv_random_size, 2251 options->auth_iv.length) != 0) { 2252 RTE_LOG(DEBUG, USER1, 2253 "Device %u does not support IV length\n", 2254 cdev_id); 2255 return -1; 2256 } 2257 /* 2258 * Check if length of provided auth key is supported 2259 * by the algorithm chosen. 2260 */ 2261 if (options->akey_param) { 2262 if (check_supported_size( 2263 options->auth_xform.auth.key.length, 2264 cap->sym.auth.key_size.min, 2265 cap->sym.auth.key_size.max, 2266 cap->sym.auth.key_size.increment) 2267 != 0) { 2268 RTE_LOG(DEBUG, USER1, 2269 "Device %u does not support auth " 2270 "key length\n", 2271 cdev_id); 2272 return -1; 2273 } 2274 /* 2275 * Check if length of the auth key to be randomly generated 2276 * is supported by the algorithm chosen. 2277 */ 2278 } else if (options->akey_random_size != -1) { 2279 if (check_supported_size(options->akey_random_size, 2280 cap->sym.auth.key_size.min, 2281 cap->sym.auth.key_size.max, 2282 cap->sym.auth.key_size.increment) 2283 != 0) { 2284 RTE_LOG(DEBUG, USER1, 2285 "Device %u does not support auth " 2286 "key length\n", 2287 cdev_id); 2288 return -1; 2289 } 2290 } 2291 2292 /* Check if digest size is supported by the algorithm. */ 2293 if (options->digest_size != -1) { 2294 if (check_supported_size(options->digest_size, 2295 cap->sym.auth.digest_size.min, 2296 cap->sym.auth.digest_size.max, 2297 cap->sym.auth.digest_size.increment) 2298 != 0) { 2299 RTE_LOG(DEBUG, USER1, 2300 "Device %u does not support " 2301 "digest length\n", 2302 cdev_id); 2303 return -1; 2304 } 2305 } 2306 } 2307 2308 return 0; 2309 } 2310 2311 static int 2312 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports, 2313 uint8_t *enabled_cdevs) 2314 { 2315 uint8_t cdev_id, cdev_count, enabled_cdev_count = 0; 2316 const struct rte_cryptodev_capabilities *cap; 2317 unsigned int sess_sz, max_sess_sz = 0; 2318 uint32_t sessions_needed = 0; 2319 int retval; 2320 2321 cdev_count = rte_cryptodev_count(); 2322 if (cdev_count == 0) { 2323 printf("No crypto devices available\n"); 2324 return -1; 2325 } 2326 2327 for (cdev_id = 0; cdev_id < cdev_count && enabled_cdev_count < nb_ports; 2328 cdev_id++) { 2329 if (check_cryptodev_mask(options, cdev_id) < 0) 2330 continue; 2331 2332 if (check_capabilities(options, cdev_id) < 0) 2333 continue; 2334 2335 sess_sz = rte_cryptodev_sym_get_private_session_size(cdev_id); 2336 if (sess_sz > max_sess_sz) 2337 max_sess_sz = sess_sz; 2338 2339 l2fwd_enabled_crypto_mask |= (((uint64_t)1) << cdev_id); 2340 2341 enabled_cdevs[cdev_id] = 1; 2342 enabled_cdev_count++; 2343 } 2344 2345 for (cdev_id = 0; cdev_id < cdev_count; cdev_id++) { 2346 struct rte_cryptodev_qp_conf qp_conf; 2347 struct rte_cryptodev_info dev_info; 2348 2349 if (enabled_cdevs[cdev_id] == 0) 2350 continue; 2351 2352 if (check_cryptodev_mask(options, cdev_id) < 0) 2353 continue; 2354 2355 if (check_capabilities(options, cdev_id) < 0) 2356 continue; 2357 2358 retval = rte_cryptodev_socket_id(cdev_id); 2359 2360 if (retval < 0) { 2361 printf("Invalid crypto device id used\n"); 2362 return -1; 2363 } 2364 2365 uint8_t socket_id = (uint8_t) retval; 2366 2367 struct rte_cryptodev_config conf = { 2368 .nb_queue_pairs = 1, 2369 .socket_id = socket_id, 2370 .ff_disable = RTE_CRYPTODEV_FF_SECURITY, 2371 }; 2372 2373 rte_cryptodev_info_get(cdev_id, &dev_info); 2374 2375 /* 2376 * Two sessions objects are required for each session 2377 * (one for the header, one for the private data) 2378 */ 2379 if (!strcmp(dev_info.driver_name, "crypto_scheduler")) { 2380 #ifdef RTE_CRYPTO_SCHEDULER 2381 uint32_t nb_workers = 2382 rte_cryptodev_scheduler_workers_get(cdev_id, 2383 NULL); 2384 2385 sessions_needed = enabled_cdev_count * nb_workers; 2386 #endif 2387 } else 2388 sessions_needed = enabled_cdev_count; 2389 2390 if (session_pool_socket[socket_id].priv_mp == NULL) { 2391 char mp_name[RTE_MEMPOOL_NAMESIZE]; 2392 2393 snprintf(mp_name, RTE_MEMPOOL_NAMESIZE, 2394 "priv_sess_mp_%u", socket_id); 2395 2396 session_pool_socket[socket_id].priv_mp = 2397 rte_mempool_create(mp_name, 2398 sessions_needed, 2399 max_sess_sz, 2400 0, 0, NULL, NULL, NULL, 2401 NULL, socket_id, 2402 0); 2403 2404 if (session_pool_socket[socket_id].priv_mp == NULL) { 2405 printf("Cannot create pool on socket %d\n", 2406 socket_id); 2407 return -ENOMEM; 2408 } 2409 2410 printf("Allocated pool \"%s\" on socket %d\n", 2411 mp_name, socket_id); 2412 } 2413 2414 if (session_pool_socket[socket_id].sess_mp == NULL) { 2415 char mp_name[RTE_MEMPOOL_NAMESIZE]; 2416 snprintf(mp_name, RTE_MEMPOOL_NAMESIZE, 2417 "sess_mp_%u", socket_id); 2418 2419 session_pool_socket[socket_id].sess_mp = 2420 rte_cryptodev_sym_session_pool_create( 2421 mp_name, 2422 sessions_needed, 2423 0, 0, 0, socket_id); 2424 2425 if (session_pool_socket[socket_id].sess_mp == NULL) { 2426 printf("Cannot create pool on socket %d\n", 2427 socket_id); 2428 return -ENOMEM; 2429 } 2430 2431 printf("Allocated pool \"%s\" on socket %d\n", 2432 mp_name, socket_id); 2433 } 2434 2435 /* Set AEAD parameters */ 2436 if (options->xform_chain == L2FWD_CRYPTO_AEAD) { 2437 cap = check_device_support_aead_algo(options, &dev_info, 2438 cdev_id); 2439 2440 options->block_size = cap->sym.aead.block_size; 2441 2442 /* Set IV if not provided from command line */ 2443 if (options->aead_iv_param == 0) { 2444 if (options->aead_iv_random_size != -1) 2445 options->aead_iv.length = 2446 options->aead_iv_random_size; 2447 /* No size provided, use minimum size. */ 2448 else 2449 options->aead_iv.length = 2450 cap->sym.aead.iv_size.min; 2451 } 2452 2453 /* Set key if not provided from command line */ 2454 if (options->aead_key_param == 0) { 2455 if (options->aead_key_random_size != -1) 2456 options->aead_xform.aead.key.length = 2457 options->aead_key_random_size; 2458 /* No size provided, use minimum size. */ 2459 else 2460 options->aead_xform.aead.key.length = 2461 cap->sym.aead.key_size.min; 2462 2463 generate_random_key(options->aead_key, 2464 options->aead_xform.aead.key.length); 2465 } 2466 2467 /* Set AAD if not provided from command line */ 2468 if (options->aad_param == 0) { 2469 if (options->aad_random_size != -1) 2470 options->aad.length = 2471 options->aad_random_size; 2472 /* No size provided, use minimum size. */ 2473 else 2474 options->aad.length = 2475 cap->sym.auth.aad_size.min; 2476 } 2477 2478 options->aead_xform.aead.aad_length = 2479 options->aad.length; 2480 2481 /* Set digest size if not provided from command line */ 2482 if (options->digest_size != -1) 2483 options->aead_xform.aead.digest_length = 2484 options->digest_size; 2485 /* No size provided, use minimum size. */ 2486 else 2487 options->aead_xform.aead.digest_length = 2488 cap->sym.aead.digest_size.min; 2489 } 2490 2491 /* Set cipher parameters */ 2492 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH || 2493 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER || 2494 options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) { 2495 cap = check_device_support_cipher_algo(options, &dev_info, 2496 cdev_id); 2497 options->block_size = cap->sym.cipher.block_size; 2498 2499 /* Set IV if not provided from command line */ 2500 if (options->cipher_iv_param == 0) { 2501 if (options->cipher_iv_random_size != -1) 2502 options->cipher_iv.length = 2503 options->cipher_iv_random_size; 2504 /* No size provided, use minimum size. */ 2505 else 2506 options->cipher_iv.length = 2507 cap->sym.cipher.iv_size.min; 2508 } 2509 2510 /* Set key if not provided from command line */ 2511 if (options->ckey_param == 0) { 2512 if (options->ckey_random_size != -1) 2513 options->cipher_xform.cipher.key.length = 2514 options->ckey_random_size; 2515 /* No size provided, use minimum size. */ 2516 else 2517 options->cipher_xform.cipher.key.length = 2518 cap->sym.cipher.key_size.min; 2519 2520 generate_random_key(options->cipher_key, 2521 options->cipher_xform.cipher.key.length); 2522 } 2523 } 2524 2525 /* Set auth parameters */ 2526 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH || 2527 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER || 2528 options->xform_chain == L2FWD_CRYPTO_HASH_ONLY) { 2529 cap = check_device_support_auth_algo(options, &dev_info, 2530 cdev_id); 2531 2532 /* Set IV if not provided from command line */ 2533 if (options->auth_iv_param == 0) { 2534 if (options->auth_iv_random_size != -1) 2535 options->auth_iv.length = 2536 options->auth_iv_random_size; 2537 /* No size provided, use minimum size. */ 2538 else 2539 options->auth_iv.length = 2540 cap->sym.auth.iv_size.min; 2541 } 2542 2543 /* Set key if not provided from command line */ 2544 if (options->akey_param == 0) { 2545 if (options->akey_random_size != -1) 2546 options->auth_xform.auth.key.length = 2547 options->akey_random_size; 2548 /* No size provided, use minimum size. */ 2549 else 2550 options->auth_xform.auth.key.length = 2551 cap->sym.auth.key_size.min; 2552 2553 generate_random_key(options->auth_key, 2554 options->auth_xform.auth.key.length); 2555 } 2556 2557 /* Set digest size if not provided from command line */ 2558 if (options->digest_size != -1) 2559 options->auth_xform.auth.digest_length = 2560 options->digest_size; 2561 /* No size provided, use minimum size. */ 2562 else 2563 options->auth_xform.auth.digest_length = 2564 cap->sym.auth.digest_size.min; 2565 } 2566 2567 retval = rte_cryptodev_configure(cdev_id, &conf); 2568 if (retval < 0) { 2569 printf("Failed to configure cryptodev %u", cdev_id); 2570 return -1; 2571 } 2572 2573 qp_conf.nb_descriptors = 2048; 2574 qp_conf.mp_session = session_pool_socket[socket_id].sess_mp; 2575 qp_conf.mp_session_private = 2576 session_pool_socket[socket_id].priv_mp; 2577 2578 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf, 2579 socket_id); 2580 if (retval < 0) { 2581 printf("Failed to setup queue pair %u on cryptodev %u", 2582 0, cdev_id); 2583 return -1; 2584 } 2585 2586 retval = rte_cryptodev_start(cdev_id); 2587 if (retval < 0) { 2588 printf("Failed to start device %u: error %d\n", 2589 cdev_id, retval); 2590 return -1; 2591 } 2592 } 2593 2594 return enabled_cdev_count; 2595 } 2596 2597 static int 2598 initialize_ports(struct l2fwd_crypto_options *options) 2599 { 2600 uint16_t last_portid = 0, portid; 2601 unsigned enabled_portcount = 0; 2602 unsigned nb_ports = rte_eth_dev_count_avail(); 2603 2604 if (nb_ports == 0) { 2605 printf("No Ethernet ports - bye\n"); 2606 return -1; 2607 } 2608 2609 /* Reset l2fwd_dst_ports */ 2610 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) 2611 l2fwd_dst_ports[portid] = 0; 2612 2613 RTE_ETH_FOREACH_DEV(portid) { 2614 int retval; 2615 struct rte_eth_dev_info dev_info; 2616 struct rte_eth_rxconf rxq_conf; 2617 struct rte_eth_txconf txq_conf; 2618 struct rte_eth_conf local_port_conf = port_conf; 2619 2620 /* Skip ports that are not enabled */ 2621 if ((options->portmask & (1 << portid)) == 0) 2622 continue; 2623 2624 /* init port */ 2625 printf("Initializing port %u... ", portid); 2626 fflush(stdout); 2627 2628 retval = rte_eth_dev_info_get(portid, &dev_info); 2629 if (retval != 0) { 2630 printf("Error during getting device (port %u) info: %s\n", 2631 portid, strerror(-retval)); 2632 return retval; 2633 } 2634 2635 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE) 2636 local_port_conf.txmode.offloads |= 2637 DEV_TX_OFFLOAD_MBUF_FAST_FREE; 2638 retval = rte_eth_dev_configure(portid, 1, 1, &local_port_conf); 2639 if (retval < 0) { 2640 printf("Cannot configure device: err=%d, port=%u\n", 2641 retval, portid); 2642 return -1; 2643 } 2644 2645 retval = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, 2646 &nb_txd); 2647 if (retval < 0) { 2648 printf("Cannot adjust number of descriptors: err=%d, port=%u\n", 2649 retval, portid); 2650 return -1; 2651 } 2652 2653 /* init one RX queue */ 2654 fflush(stdout); 2655 rxq_conf = dev_info.default_rxconf; 2656 rxq_conf.offloads = local_port_conf.rxmode.offloads; 2657 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd, 2658 rte_eth_dev_socket_id(portid), 2659 &rxq_conf, l2fwd_pktmbuf_pool); 2660 if (retval < 0) { 2661 printf("rte_eth_rx_queue_setup:err=%d, port=%u\n", 2662 retval, portid); 2663 return -1; 2664 } 2665 2666 /* init one TX queue on each port */ 2667 fflush(stdout); 2668 txq_conf = dev_info.default_txconf; 2669 txq_conf.offloads = local_port_conf.txmode.offloads; 2670 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd, 2671 rte_eth_dev_socket_id(portid), 2672 &txq_conf); 2673 if (retval < 0) { 2674 printf("rte_eth_tx_queue_setup:err=%d, port=%u\n", 2675 retval, portid); 2676 2677 return -1; 2678 } 2679 2680 /* Start device */ 2681 retval = rte_eth_dev_start(portid); 2682 if (retval < 0) { 2683 printf("rte_eth_dev_start:err=%d, port=%u\n", 2684 retval, portid); 2685 return -1; 2686 } 2687 2688 retval = rte_eth_promiscuous_enable(portid); 2689 if (retval != 0) { 2690 printf("rte_eth_promiscuous_enable:err=%s, port=%u\n", 2691 rte_strerror(-retval), portid); 2692 return -1; 2693 } 2694 2695 retval = rte_eth_macaddr_get(portid, 2696 &l2fwd_ports_eth_addr[portid]); 2697 if (retval < 0) { 2698 printf("rte_eth_macaddr_get :err=%d, port=%u\n", 2699 retval, portid); 2700 return -1; 2701 } 2702 2703 printf("Port %u, MAC address: " RTE_ETHER_ADDR_PRT_FMT "\n\n", 2704 portid, 2705 RTE_ETHER_ADDR_BYTES(&l2fwd_ports_eth_addr[portid])); 2706 2707 /* initialize port stats */ 2708 memset(&port_statistics, 0, sizeof(port_statistics)); 2709 2710 /* Setup port forwarding table */ 2711 if (enabled_portcount % 2) { 2712 l2fwd_dst_ports[portid] = last_portid; 2713 l2fwd_dst_ports[last_portid] = portid; 2714 } else { 2715 last_portid = portid; 2716 } 2717 2718 l2fwd_enabled_port_mask |= (1 << portid); 2719 enabled_portcount++; 2720 } 2721 2722 if (enabled_portcount == 1) { 2723 l2fwd_dst_ports[last_portid] = last_portid; 2724 } else if (enabled_portcount % 2) { 2725 printf("odd number of ports in portmask- bye\n"); 2726 return -1; 2727 } 2728 2729 check_all_ports_link_status(l2fwd_enabled_port_mask); 2730 2731 return enabled_portcount; 2732 } 2733 2734 static void 2735 reserve_key_memory(struct l2fwd_crypto_options *options) 2736 { 2737 options->cipher_xform.cipher.key.data = options->cipher_key; 2738 2739 options->auth_xform.auth.key.data = options->auth_key; 2740 2741 options->aead_xform.aead.key.data = options->aead_key; 2742 2743 options->cipher_iv.data = rte_malloc("cipher iv", MAX_KEY_SIZE, 0); 2744 if (options->cipher_iv.data == NULL) 2745 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher IV"); 2746 2747 options->auth_iv.data = rte_malloc("auth iv", MAX_KEY_SIZE, 0); 2748 if (options->auth_iv.data == NULL) 2749 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth IV"); 2750 2751 options->aead_iv.data = rte_malloc("aead_iv", MAX_KEY_SIZE, 0); 2752 if (options->aead_iv.data == NULL) 2753 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AEAD iv"); 2754 2755 options->aad.data = rte_malloc("aad", MAX_KEY_SIZE, 0); 2756 if (options->aad.data == NULL) 2757 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AAD"); 2758 options->aad.phys_addr = rte_malloc_virt2iova(options->aad.data); 2759 } 2760 2761 int 2762 main(int argc, char **argv) 2763 { 2764 struct lcore_queue_conf *qconf = NULL; 2765 struct l2fwd_crypto_options options; 2766 2767 uint8_t nb_cryptodevs, cdev_id; 2768 uint16_t portid; 2769 unsigned lcore_id, rx_lcore_id = 0; 2770 int ret, enabled_cdevcount, enabled_portcount; 2771 uint8_t enabled_cdevs[RTE_CRYPTO_MAX_DEVS] = {0}; 2772 2773 /* init EAL */ 2774 ret = rte_eal_init(argc, argv); 2775 if (ret < 0) 2776 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n"); 2777 argc -= ret; 2778 argv += ret; 2779 2780 /* reserve memory for Cipher/Auth key and IV */ 2781 reserve_key_memory(&options); 2782 2783 /* parse application arguments (after the EAL ones) */ 2784 ret = l2fwd_crypto_parse_args(&options, argc, argv); 2785 if (ret < 0) 2786 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n"); 2787 2788 printf("MAC updating %s\n", 2789 options.mac_updating ? "enabled" : "disabled"); 2790 2791 /* create the mbuf pool */ 2792 l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512, 2793 RTE_ALIGN(sizeof(struct rte_crypto_op), 2794 RTE_CACHE_LINE_SIZE), 2795 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id()); 2796 if (l2fwd_pktmbuf_pool == NULL) 2797 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n"); 2798 2799 /* create crypto op pool */ 2800 l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool", 2801 RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, MAXIMUM_IV_LENGTH, 2802 rte_socket_id()); 2803 if (l2fwd_crypto_op_pool == NULL) 2804 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n"); 2805 2806 /* Enable Ethernet ports */ 2807 enabled_portcount = initialize_ports(&options); 2808 if (enabled_portcount < 1) 2809 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n"); 2810 2811 /* Initialize the port/queue configuration of each logical core */ 2812 RTE_ETH_FOREACH_DEV(portid) { 2813 2814 /* skip ports that are not enabled */ 2815 if ((options.portmask & (1 << portid)) == 0) 2816 continue; 2817 2818 if (options.single_lcore && qconf == NULL) { 2819 while (rte_lcore_is_enabled(rx_lcore_id) == 0) { 2820 rx_lcore_id++; 2821 if (rx_lcore_id >= RTE_MAX_LCORE) 2822 rte_exit(EXIT_FAILURE, 2823 "Not enough cores\n"); 2824 } 2825 } else if (!options.single_lcore) { 2826 /* get the lcore_id for this port */ 2827 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 2828 lcore_queue_conf[rx_lcore_id].nb_rx_ports == 2829 options.nb_ports_per_lcore) { 2830 rx_lcore_id++; 2831 if (rx_lcore_id >= RTE_MAX_LCORE) 2832 rte_exit(EXIT_FAILURE, 2833 "Not enough cores\n"); 2834 } 2835 } 2836 2837 /* Assigned a new logical core in the loop above. */ 2838 if (qconf != &lcore_queue_conf[rx_lcore_id]) 2839 qconf = &lcore_queue_conf[rx_lcore_id]; 2840 2841 qconf->rx_port_list[qconf->nb_rx_ports] = portid; 2842 qconf->nb_rx_ports++; 2843 2844 printf("Lcore %u: RX port %u\n", rx_lcore_id, portid); 2845 } 2846 2847 /* Enable Crypto devices */ 2848 enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount, 2849 enabled_cdevs); 2850 if (enabled_cdevcount < 0) 2851 rte_exit(EXIT_FAILURE, "Failed to initialize crypto devices\n"); 2852 2853 if (enabled_cdevcount < enabled_portcount) 2854 rte_exit(EXIT_FAILURE, "Number of capable crypto devices (%d) " 2855 "has to be more or equal to number of ports (%d)\n", 2856 enabled_cdevcount, enabled_portcount); 2857 2858 nb_cryptodevs = rte_cryptodev_count(); 2859 2860 /* Initialize the port/cryptodev configuration of each logical core */ 2861 for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0; 2862 cdev_id < nb_cryptodevs && enabled_cdevcount; 2863 cdev_id++) { 2864 /* Crypto op not supported by crypto device */ 2865 if (!enabled_cdevs[cdev_id]) 2866 continue; 2867 2868 if (options.single_lcore && qconf == NULL) { 2869 while (rte_lcore_is_enabled(rx_lcore_id) == 0) { 2870 rx_lcore_id++; 2871 if (rx_lcore_id >= RTE_MAX_LCORE) 2872 rte_exit(EXIT_FAILURE, 2873 "Not enough cores\n"); 2874 } 2875 } else if (!options.single_lcore) { 2876 /* get the lcore_id for this port */ 2877 while (rte_lcore_is_enabled(rx_lcore_id) == 0 || 2878 lcore_queue_conf[rx_lcore_id].nb_crypto_devs == 2879 options.nb_ports_per_lcore) { 2880 rx_lcore_id++; 2881 if (rx_lcore_id >= RTE_MAX_LCORE) 2882 rte_exit(EXIT_FAILURE, 2883 "Not enough cores\n"); 2884 } 2885 } 2886 2887 /* Assigned a new logical core in the loop above. */ 2888 if (qconf != &lcore_queue_conf[rx_lcore_id]) 2889 qconf = &lcore_queue_conf[rx_lcore_id]; 2890 2891 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id; 2892 qconf->nb_crypto_devs++; 2893 2894 enabled_cdevcount--; 2895 2896 printf("Lcore %u: cryptodev %u\n", rx_lcore_id, 2897 (unsigned)cdev_id); 2898 } 2899 2900 /* launch per-lcore init on every lcore */ 2901 rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options, 2902 CALL_MAIN); 2903 RTE_LCORE_FOREACH_WORKER(lcore_id) { 2904 if (rte_eal_wait_lcore(lcore_id) < 0) 2905 return -1; 2906 } 2907 2908 /* clean up the EAL */ 2909 rte_eal_cleanup(); 2910 2911 return 0; 2912 } 2913