4 * Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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
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.
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.
40 #include <sys/types.h>
41 #include <sys/queue.h>
42 #include <netinet/in.h>
49 #include <rte_atomic.h>
50 #include <rte_branch_prediction.h>
51 #include <rte_common.h>
52 #include <rte_cryptodev.h>
53 #include <rte_cycles.h>
54 #include <rte_debug.h>
56 #include <rte_ether.h>
57 #include <rte_ethdev.h>
58 #include <rte_interrupts.h>
60 #include <rte_launch.h>
61 #include <rte_lcore.h>
63 #include <rte_malloc.h>
65 #include <rte_memcpy.h>
66 #include <rte_memory.h>
67 #include <rte_mempool.h>
68 #include <rte_memzone.h>
70 #include <rte_per_lcore.h>
71 #include <rte_prefetch.h>
72 #include <rte_random.h>
74 #include <rte_hexdump.h>
82 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
86 #define MAX_STR_LEN 32
87 #define MAX_KEY_SIZE 128
88 #define MAX_PKT_BURST 32
89 #define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
92 * Configurable number of RX/TX ring descriptors
94 #define RTE_TEST_RX_DESC_DEFAULT 128
95 #define RTE_TEST_TX_DESC_DEFAULT 512
97 static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
98 static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
100 /* ethernet addresses of ports */
101 static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
103 /* mask of enabled ports */
104 static uint64_t l2fwd_enabled_port_mask;
105 static uint64_t l2fwd_enabled_crypto_mask;
107 /* list of enabled ports */
108 static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
113 struct rte_mbuf *buffer[MAX_PKT_BURST];
118 struct rte_crypto_op *buffer[MAX_PKT_BURST];
121 #define MAX_RX_QUEUE_PER_LCORE 16
122 #define MAX_TX_QUEUE_PER_PORT 16
124 enum l2fwd_crypto_xform_chain {
125 L2FWD_CRYPTO_CIPHER_HASH,
126 L2FWD_CRYPTO_HASH_CIPHER,
127 L2FWD_CRYPTO_CIPHER_ONLY,
128 L2FWD_CRYPTO_HASH_ONLY
134 phys_addr_t phys_addr;
137 char supported_auth_algo[RTE_CRYPTO_AUTH_LIST_END][MAX_STR_LEN];
138 char supported_cipher_algo[RTE_CRYPTO_CIPHER_LIST_END][MAX_STR_LEN];
140 /** l2fwd crypto application command line options */
141 struct l2fwd_crypto_options {
143 unsigned nb_ports_per_lcore;
144 unsigned refresh_period;
145 unsigned single_lcore:1;
148 unsigned sessionless:1;
150 enum l2fwd_crypto_xform_chain xform_chain;
152 struct rte_crypto_sym_xform cipher_xform;
154 int ckey_random_size;
160 struct rte_crypto_sym_xform auth_xform;
162 int akey_random_size;
164 struct l2fwd_key aad;
171 char string_type[MAX_STR_LEN];
174 /** l2fwd crypto lcore params */
175 struct l2fwd_crypto_params {
179 unsigned digest_length;
183 struct l2fwd_key aad;
184 struct rte_cryptodev_sym_session *session;
190 enum rte_crypto_cipher_algorithm cipher_algo;
191 enum rte_crypto_auth_algorithm auth_algo;
194 /** lcore configuration */
195 struct lcore_queue_conf {
196 unsigned nb_rx_ports;
197 unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
199 unsigned nb_crypto_devs;
200 unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
202 struct op_buffer op_buf[RTE_MAX_ETHPORTS];
203 struct pkt_buffer pkt_buf[RTE_MAX_ETHPORTS];
204 } __rte_cache_aligned;
206 struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
208 static const struct rte_eth_conf port_conf = {
210 .mq_mode = ETH_MQ_RX_NONE,
211 .max_rx_pkt_len = ETHER_MAX_LEN,
213 .header_split = 0, /**< Header Split disabled */
214 .hw_ip_checksum = 0, /**< IP checksum offload disabled */
215 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
216 .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
217 .hw_strip_crc = 0, /**< CRC stripped by hardware */
220 .mq_mode = ETH_MQ_TX_NONE,
224 struct rte_mempool *l2fwd_pktmbuf_pool;
225 struct rte_mempool *l2fwd_crypto_op_pool;
227 /* Per-port statistics struct */
228 struct l2fwd_port_statistics {
232 uint64_t crypto_enqueued;
233 uint64_t crypto_dequeued;
236 } __rte_cache_aligned;
238 struct l2fwd_crypto_statistics {
243 } __rte_cache_aligned;
245 struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
246 struct l2fwd_crypto_statistics crypto_statistics[RTE_MAX_ETHPORTS];
248 /* A tsc-based timer responsible for triggering statistics printout */
249 #define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
250 #define MAX_TIMER_PERIOD 86400UL /* 1 day max */
252 /* default period is 10 seconds */
253 static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
255 /* Print out statistics on packets dropped */
259 uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
260 uint64_t total_packets_enqueued, total_packets_dequeued,
261 total_packets_errors;
265 total_packets_dropped = 0;
266 total_packets_tx = 0;
267 total_packets_rx = 0;
268 total_packets_enqueued = 0;
269 total_packets_dequeued = 0;
270 total_packets_errors = 0;
272 const char clr[] = { 27, '[', '2', 'J', '\0' };
273 const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
275 /* Clear screen and move to top left */
276 printf("%s%s", clr, topLeft);
278 printf("\nPort statistics ====================================");
280 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
281 /* skip disabled ports */
282 if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
284 printf("\nStatistics for port %u ------------------------------"
285 "\nPackets sent: %32"PRIu64
286 "\nPackets received: %28"PRIu64
287 "\nPackets dropped: %29"PRIu64,
289 port_statistics[portid].tx,
290 port_statistics[portid].rx,
291 port_statistics[portid].dropped);
293 total_packets_dropped += port_statistics[portid].dropped;
294 total_packets_tx += port_statistics[portid].tx;
295 total_packets_rx += port_statistics[portid].rx;
297 printf("\nCrypto statistics ==================================");
299 for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
300 /* skip disabled ports */
301 if ((l2fwd_enabled_crypto_mask & (1lu << cdevid)) == 0)
303 printf("\nStatistics for cryptodev %"PRIu64
304 " -------------------------"
305 "\nPackets enqueued: %28"PRIu64
306 "\nPackets dequeued: %28"PRIu64
307 "\nPackets errors: %30"PRIu64,
309 crypto_statistics[cdevid].enqueued,
310 crypto_statistics[cdevid].dequeued,
311 crypto_statistics[cdevid].errors);
313 total_packets_enqueued += crypto_statistics[cdevid].enqueued;
314 total_packets_dequeued += crypto_statistics[cdevid].dequeued;
315 total_packets_errors += crypto_statistics[cdevid].errors;
317 printf("\nAggregate statistics ==============================="
318 "\nTotal packets received: %22"PRIu64
319 "\nTotal packets enqueued: %22"PRIu64
320 "\nTotal packets dequeued: %22"PRIu64
321 "\nTotal packets sent: %26"PRIu64
322 "\nTotal packets dropped: %23"PRIu64
323 "\nTotal packets crypto errors: %17"PRIu64,
325 total_packets_enqueued,
326 total_packets_dequeued,
328 total_packets_dropped,
329 total_packets_errors);
330 printf("\n====================================================\n");
334 fill_supported_algorithm_tables(void)
338 for (i = 0; i < RTE_CRYPTO_AUTH_LIST_END; i++)
339 strcpy(supported_auth_algo[i], "NOT_SUPPORTED");
341 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_AES_GCM], "AES_GCM");
342 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_MD5_HMAC], "MD5_HMAC");
343 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_NULL], "NULL");
344 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_AES_XCBC_MAC],
346 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA1_HMAC], "SHA1_HMAC");
347 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA224_HMAC], "SHA224_HMAC");
348 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA256_HMAC], "SHA256_HMAC");
349 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA384_HMAC], "SHA384_HMAC");
350 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SHA512_HMAC], "SHA512_HMAC");
351 strcpy(supported_auth_algo[RTE_CRYPTO_AUTH_SNOW3G_UIA2], "SNOW3G_UIA2");
353 for (i = 0; i < RTE_CRYPTO_CIPHER_LIST_END; i++)
354 strcpy(supported_cipher_algo[i], "NOT_SUPPORTED");
356 strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_AES_CBC], "AES_CBC");
357 strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_AES_CTR], "AES_CTR");
358 strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_AES_GCM], "AES_GCM");
359 strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_NULL], "NULL");
360 strcpy(supported_cipher_algo[RTE_CRYPTO_CIPHER_SNOW3G_UEA2], "SNOW3G_UEA2");
365 l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
366 struct l2fwd_crypto_params *cparams)
368 struct rte_crypto_op **op_buffer;
371 op_buffer = (struct rte_crypto_op **)
372 qconf->op_buf[cparams->dev_id].buffer;
374 ret = rte_cryptodev_enqueue_burst(cparams->dev_id,
375 cparams->qp_id, op_buffer, (uint16_t) n);
377 crypto_statistics[cparams->dev_id].enqueued += ret;
378 if (unlikely(ret < n)) {
379 crypto_statistics[cparams->dev_id].errors += (n - ret);
381 rte_pktmbuf_free(op_buffer[ret]->sym->m_src);
382 rte_crypto_op_free(op_buffer[ret]);
390 l2fwd_crypto_enqueue(struct rte_crypto_op *op,
391 struct l2fwd_crypto_params *cparams)
393 unsigned lcore_id, len;
394 struct lcore_queue_conf *qconf;
396 lcore_id = rte_lcore_id();
398 qconf = &lcore_queue_conf[lcore_id];
399 len = qconf->op_buf[cparams->dev_id].len;
400 qconf->op_buf[cparams->dev_id].buffer[len] = op;
403 /* enough ops to be sent */
404 if (len == MAX_PKT_BURST) {
405 l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
409 qconf->op_buf[cparams->dev_id].len = len;
414 l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
415 struct rte_crypto_op *op,
416 struct l2fwd_crypto_params *cparams)
418 struct ether_hdr *eth_hdr;
419 struct ipv4_hdr *ip_hdr;
421 unsigned ipdata_offset, pad_len, data_len;
424 eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
426 if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
429 ipdata_offset = sizeof(struct ether_hdr);
431 ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
434 ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
435 * IPV4_IHL_MULTIPLIER;
438 /* Zero pad data to be crypto'd so it is block aligned */
439 data_len = rte_pktmbuf_data_len(m) - ipdata_offset;
440 pad_len = data_len % cparams->block_size ? cparams->block_size -
441 (data_len % cparams->block_size) : 0;
444 padding = rte_pktmbuf_append(m, pad_len);
445 if (unlikely(!padding))
449 memset(padding, 0, pad_len);
452 /* Set crypto operation data parameters */
453 rte_crypto_op_attach_sym_session(op, cparams->session);
455 if (cparams->do_hash) {
456 if (!cparams->hash_verify) {
457 /* Append space for digest to end of packet */
458 op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m,
459 cparams->digest_length);
461 op->sym->auth.digest.data = (uint8_t *)rte_pktmbuf_append(m,
462 cparams->digest_length);
465 op->sym->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
466 rte_pktmbuf_pkt_len(m) - cparams->digest_length);
467 op->sym->auth.digest.length = cparams->digest_length;
469 /* For SNOW3G algorithms, offset/length must be in bits */
470 if (cparams->auth_algo == RTE_CRYPTO_AUTH_SNOW3G_UIA2) {
471 op->sym->auth.data.offset = ipdata_offset << 3;
472 op->sym->auth.data.length = data_len << 3;
474 op->sym->auth.data.offset = ipdata_offset;
475 op->sym->auth.data.length = data_len;
478 if (cparams->aad.length) {
479 op->sym->auth.aad.data = cparams->aad.data;
480 op->sym->auth.aad.phys_addr = cparams->aad.phys_addr;
481 op->sym->auth.aad.length = cparams->aad.length;
485 if (cparams->do_cipher) {
486 op->sym->cipher.iv.data = cparams->iv.data;
487 op->sym->cipher.iv.phys_addr = cparams->iv.phys_addr;
488 op->sym->cipher.iv.length = cparams->iv.length;
490 /* For SNOW3G algorithms, offset/length must be in bits */
491 if (cparams->cipher_algo == RTE_CRYPTO_CIPHER_SNOW3G_UEA2) {
492 op->sym->cipher.data.offset = ipdata_offset << 3;
493 if (cparams->do_hash && cparams->hash_verify)
494 /* Do not cipher the hash tag */
495 op->sym->cipher.data.length = (data_len -
496 cparams->digest_length) << 3;
498 op->sym->cipher.data.length = data_len << 3;
501 op->sym->cipher.data.offset = ipdata_offset;
502 if (cparams->do_hash && cparams->hash_verify)
503 /* Do not cipher the hash tag */
504 op->sym->cipher.data.length = data_len -
505 cparams->digest_length;
507 op->sym->cipher.data.length = data_len;
513 return l2fwd_crypto_enqueue(op, cparams);
517 /* Send the burst of packets on an output interface */
519 l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n,
522 struct rte_mbuf **pkt_buffer;
525 pkt_buffer = (struct rte_mbuf **)qconf->pkt_buf[port].buffer;
527 ret = rte_eth_tx_burst(port, 0, pkt_buffer, (uint16_t)n);
528 port_statistics[port].tx += ret;
529 if (unlikely(ret < n)) {
530 port_statistics[port].dropped += (n - ret);
532 rte_pktmbuf_free(pkt_buffer[ret]);
539 /* Enqueue packets for TX and prepare them to be sent */
541 l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
543 unsigned lcore_id, len;
544 struct lcore_queue_conf *qconf;
546 lcore_id = rte_lcore_id();
548 qconf = &lcore_queue_conf[lcore_id];
549 len = qconf->pkt_buf[port].len;
550 qconf->pkt_buf[port].buffer[len] = m;
553 /* enough pkts to be sent */
554 if (unlikely(len == MAX_PKT_BURST)) {
555 l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
559 qconf->pkt_buf[port].len = len;
564 l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
566 struct ether_hdr *eth;
570 dst_port = l2fwd_dst_ports[portid];
571 eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
573 /* 02:00:00:00:00:xx */
574 tmp = ð->d_addr.addr_bytes[0];
575 *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
578 ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], ð->s_addr);
580 l2fwd_send_packet(m, (uint8_t) dst_port);
583 /** Generate random key */
585 generate_random_key(uint8_t *key, unsigned length)
589 for (i = 0; i < length; i++)
590 key[i] = rand() % 0xff;
593 static struct rte_cryptodev_sym_session *
594 initialize_crypto_session(struct l2fwd_crypto_options *options,
597 struct rte_crypto_sym_xform *first_xform;
599 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
600 first_xform = &options->cipher_xform;
601 first_xform->next = &options->auth_xform;
602 } else if (options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER) {
603 first_xform = &options->auth_xform;
604 first_xform->next = &options->cipher_xform;
605 } else if (options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
606 first_xform = &options->cipher_xform;
608 first_xform = &options->auth_xform;
611 /* Setup Cipher Parameters */
612 return rte_cryptodev_sym_session_create(cdev_id, first_xform);
616 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
618 /* main processing loop */
620 l2fwd_main_loop(struct l2fwd_crypto_options *options)
622 struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
623 struct rte_crypto_op *ops_burst[MAX_PKT_BURST];
625 unsigned lcore_id = rte_lcore_id();
626 uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
627 unsigned i, j, portid, nb_rx;
628 struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
629 const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
630 US_PER_S * BURST_TX_DRAIN_US;
631 struct l2fwd_crypto_params *cparams;
632 struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
634 if (qconf->nb_rx_ports == 0) {
635 RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
639 RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
641 for (i = 0; i < qconf->nb_rx_ports; i++) {
643 portid = qconf->rx_port_list[i];
644 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
648 for (i = 0; i < qconf->nb_crypto_devs; i++) {
649 port_cparams[i].do_cipher = 0;
650 port_cparams[i].do_hash = 0;
652 switch (options->xform_chain) {
653 case L2FWD_CRYPTO_CIPHER_HASH:
654 case L2FWD_CRYPTO_HASH_CIPHER:
655 port_cparams[i].do_cipher = 1;
656 port_cparams[i].do_hash = 1;
658 case L2FWD_CRYPTO_HASH_ONLY:
659 port_cparams[i].do_hash = 1;
661 case L2FWD_CRYPTO_CIPHER_ONLY:
662 port_cparams[i].do_cipher = 1;
666 port_cparams[i].dev_id = qconf->cryptodev_list[i];
667 port_cparams[i].qp_id = 0;
669 port_cparams[i].block_size = options->block_size;
671 if (port_cparams[i].do_hash) {
672 port_cparams[i].digest_length =
673 options->auth_xform.auth.digest_length;
674 if (options->auth_xform.auth.add_auth_data_length) {
675 port_cparams[i].aad.data = options->aad.data;
676 port_cparams[i].aad.length =
677 options->auth_xform.auth.add_auth_data_length;
678 port_cparams[i].aad.phys_addr = options->aad.phys_addr;
679 if (!options->aad_param)
680 generate_random_key(port_cparams[i].aad.data,
681 port_cparams[i].aad.length);
685 if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_VERIFY)
686 port_cparams[i].hash_verify = 1;
688 port_cparams[i].hash_verify = 0;
690 port_cparams[i].auth_algo = options->auth_xform.auth.algo;
693 if (port_cparams[i].do_cipher) {
694 port_cparams[i].iv.data = options->iv.data;
695 port_cparams[i].iv.length = options->iv.length;
696 port_cparams[i].iv.phys_addr = options->iv.phys_addr;
697 if (!options->iv_param)
698 generate_random_key(port_cparams[i].iv.data,
699 port_cparams[i].iv.length);
701 port_cparams[i].cipher_algo = options->cipher_xform.cipher.algo;
704 port_cparams[i].session = initialize_crypto_session(options,
705 port_cparams[i].dev_id);
707 if (port_cparams[i].session == NULL)
709 RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
710 port_cparams[i].dev_id);
713 l2fwd_crypto_options_print(options);
716 * Initialize previous tsc timestamp before the loop,
717 * to avoid showing the port statistics immediately,
718 * so user can see the crypto information.
720 prev_tsc = rte_rdtsc();
723 cur_tsc = rte_rdtsc();
726 * TX burst queue drain
728 diff_tsc = cur_tsc - prev_tsc;
729 if (unlikely(diff_tsc > drain_tsc)) {
730 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
731 if (qconf->pkt_buf[portid].len == 0)
733 l2fwd_send_burst(&lcore_queue_conf[lcore_id],
734 qconf->pkt_buf[portid].len,
736 qconf->pkt_buf[portid].len = 0;
739 /* if timer is enabled */
740 if (timer_period > 0) {
742 /* advance the timer */
743 timer_tsc += diff_tsc;
745 /* if timer has reached its timeout */
746 if (unlikely(timer_tsc >=
747 (uint64_t)timer_period)) {
749 /* do this only on master core */
750 if (lcore_id == rte_get_master_lcore()
751 && options->refresh_period) {
762 * Read packet from RX queues
764 for (i = 0; i < qconf->nb_rx_ports; i++) {
765 portid = qconf->rx_port_list[i];
767 cparams = &port_cparams[i];
769 nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
770 pkts_burst, MAX_PKT_BURST);
772 port_statistics[portid].rx += nb_rx;
776 * If we can't allocate a crypto_ops, then drop
777 * the rest of the burst and dequeue and
778 * process the packets to free offload structs
780 if (rte_crypto_op_bulk_alloc(
781 l2fwd_crypto_op_pool,
782 RTE_CRYPTO_OP_TYPE_SYMMETRIC,
785 for (j = 0; j < nb_rx; j++)
786 rte_pktmbuf_free(pkts_burst[i]);
791 /* Enqueue packets from Crypto device*/
792 for (j = 0; j < nb_rx; j++) {
795 l2fwd_simple_crypto_enqueue(m,
796 ops_burst[j], cparams);
800 /* Dequeue packets from Crypto device */
802 nb_rx = rte_cryptodev_dequeue_burst(
803 cparams->dev_id, cparams->qp_id,
804 ops_burst, MAX_PKT_BURST);
806 crypto_statistics[cparams->dev_id].dequeued +=
809 /* Forward crypto'd packets */
810 for (j = 0; j < nb_rx; j++) {
811 m = ops_burst[j]->sym->m_src;
813 rte_crypto_op_free(ops_burst[j]);
814 l2fwd_simple_forward(m, portid);
816 } while (nb_rx == MAX_PKT_BURST);
822 l2fwd_launch_one_lcore(void *arg)
824 l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
828 /* Display command line arguments usage */
830 l2fwd_crypto_usage(const char *prgname)
832 printf("%s [EAL options] --\n"
833 " -p PORTMASK: hexadecimal bitmask of ports to configure\n"
834 " -q NQ: number of queue (=ports) per lcore (default is 1)\n"
835 " -s manage all ports from single lcore\n"
836 " -T PERIOD: statistics will be refreshed each PERIOD seconds"
837 " (0 to disable, 10 default, 86400 maximum)\n"
839 " --cdev_type HW / SW / ANY\n"
840 " --chain HASH_CIPHER / CIPHER_HASH\n"
842 " --cipher_algo ALGO\n"
843 " --cipher_op ENCRYPT / DECRYPT\n"
844 " --cipher_key KEY (bytes separated with \":\")\n"
845 " --cipher_key_random_size SIZE: size of cipher key when generated randomly\n"
846 " --iv IV (bytes separated with \":\")\n"
847 " --iv_random_size SIZE: size of IV when generated randomly\n"
849 " --auth_algo ALGO\n"
850 " --auth_op GENERATE / VERIFY\n"
851 " --auth_key KEY (bytes separated with \":\")\n"
852 " --auth_key_random_size SIZE: size of auth key when generated randomly\n"
853 " --aad AAD (bytes separated with \":\")\n"
854 " --aad_random_size SIZE: size of AAD when generated randomly\n"
855 " --digest_size SIZE: size of digest to be generated/verified\n"
861 /** Parse crypto device type command line argument */
863 parse_cryptodev_type(enum cdev_type *type, char *optarg)
865 if (strcmp("HW", optarg) == 0) {
866 *type = CDEV_TYPE_HW;
868 } else if (strcmp("SW", optarg) == 0) {
869 *type = CDEV_TYPE_SW;
871 } else if (strcmp("ANY", optarg) == 0) {
872 *type = CDEV_TYPE_ANY;
879 /** Parse crypto chain xform command line argument */
881 parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
883 if (strcmp("CIPHER_HASH", optarg) == 0) {
884 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
886 } else if (strcmp("HASH_CIPHER", optarg) == 0) {
887 options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
889 } else if (strcmp("CIPHER_ONLY", optarg) == 0) {
890 options->xform_chain = L2FWD_CRYPTO_CIPHER_ONLY;
892 } else if (strcmp("HASH_ONLY", optarg) == 0) {
893 options->xform_chain = L2FWD_CRYPTO_HASH_ONLY;
900 /** Parse crypto cipher algo option command line argument */
902 parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
906 for (i = 0; i < RTE_CRYPTO_CIPHER_LIST_END; i++) {
907 if (!strcmp(supported_cipher_algo[i], optarg)) {
908 *algo = (enum rte_crypto_cipher_algorithm)i;
913 printf("Cipher algorithm not supported!\n");
917 /** Parse crypto cipher operation command line argument */
919 parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
921 if (strcmp("ENCRYPT", optarg) == 0) {
922 *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
924 } else if (strcmp("DECRYPT", optarg) == 0) {
925 *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
929 printf("Cipher operation not supported!\n");
933 /** Parse crypto key command line argument */
935 parse_key(uint8_t *data, char *input_arg)
940 for (byte_count = 0, token = strtok(input_arg, ":");
941 (byte_count < MAX_KEY_SIZE) && (token != NULL);
942 token = strtok(NULL, ":")) {
944 int number = (int)strtol(token, NULL, 16);
946 if (errno == EINVAL || errno == ERANGE || number > 0xFF)
949 data[byte_count++] = (uint8_t)number;
955 /** Parse size param*/
957 parse_size(int *size, const char *q_arg)
962 /* parse hexadecimal string */
963 n = strtoul(q_arg, &end, 10);
964 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
968 printf("invalid size\n");
976 /** Parse crypto cipher operation command line argument */
978 parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
982 for (i = 0; i < RTE_CRYPTO_AUTH_LIST_END; i++) {
983 if (!strcmp(supported_auth_algo[i], optarg)) {
984 *algo = (enum rte_crypto_auth_algorithm)i;
989 printf("Authentication algorithm specified not supported!\n");
994 parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
996 if (strcmp("VERIFY", optarg) == 0) {
997 *op = RTE_CRYPTO_AUTH_OP_VERIFY;
999 } else if (strcmp("GENERATE", optarg) == 0) {
1000 *op = RTE_CRYPTO_AUTH_OP_GENERATE;
1004 printf("Authentication operation specified not supported!\n");
1008 /** Parse long options */
1010 l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
1011 struct option *lgopts, int option_index)
1015 if (strcmp(lgopts[option_index].name, "cdev_type") == 0) {
1016 retval = parse_cryptodev_type(&options->type, optarg);
1018 snprintf(options->string_type, MAX_STR_LEN,
1023 else if (strcmp(lgopts[option_index].name, "chain") == 0)
1024 return parse_crypto_opt_chain(options, optarg);
1026 /* Cipher options */
1027 else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
1028 return parse_cipher_algo(&options->cipher_xform.cipher.algo,
1031 else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
1032 return parse_cipher_op(&options->cipher_xform.cipher.op,
1035 else if (strcmp(lgopts[option_index].name, "cipher_key") == 0) {
1036 options->ckey_param = 1;
1037 options->cipher_xform.cipher.key.length =
1038 parse_key(options->cipher_xform.cipher.key.data, optarg);
1039 if (options->cipher_xform.cipher.key.length > 0)
1045 else if (strcmp(lgopts[option_index].name, "cipher_key_random_size") == 0)
1046 return parse_size(&options->ckey_random_size, optarg);
1048 else if (strcmp(lgopts[option_index].name, "iv") == 0) {
1049 options->iv_param = 1;
1050 options->iv.length =
1051 parse_key(options->iv.data, optarg);
1052 if (options->iv.length > 0)
1058 else if (strcmp(lgopts[option_index].name, "iv_random_size") == 0)
1059 return parse_size(&options->iv_random_size, optarg);
1061 /* Authentication options */
1062 else if (strcmp(lgopts[option_index].name, "auth_algo") == 0) {
1063 return parse_auth_algo(&options->auth_xform.auth.algo,
1067 else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
1068 return parse_auth_op(&options->auth_xform.auth.op,
1071 else if (strcmp(lgopts[option_index].name, "auth_key") == 0) {
1072 options->akey_param = 1;
1073 options->auth_xform.auth.key.length =
1074 parse_key(options->auth_xform.auth.key.data, optarg);
1075 if (options->auth_xform.auth.key.length > 0)
1081 else if (strcmp(lgopts[option_index].name, "auth_key_random_size") == 0) {
1082 return parse_size(&options->akey_random_size, optarg);
1085 else if (strcmp(lgopts[option_index].name, "aad") == 0) {
1086 options->aad_param = 1;
1087 options->aad.length =
1088 parse_key(options->aad.data, optarg);
1089 if (options->aad.length > 0)
1095 else if (strcmp(lgopts[option_index].name, "aad_random_size") == 0) {
1096 return parse_size(&options->aad_random_size, optarg);
1099 else if (strcmp(lgopts[option_index].name, "digest_size") == 0) {
1100 return parse_size(&options->digest_size, optarg);
1103 else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
1104 options->sessionless = 1;
1111 /** Parse port mask */
1113 l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
1119 /* parse hexadecimal string */
1120 pm = strtoul(q_arg, &end, 16);
1121 if ((pm == '\0') || (end == NULL) || (*end != '\0'))
1124 options->portmask = pm;
1125 if (options->portmask == 0) {
1126 printf("invalid portmask specified\n");
1133 /** Parse number of queues */
1135 l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
1141 /* parse hexadecimal string */
1142 n = strtoul(q_arg, &end, 10);
1143 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1145 else if (n >= MAX_RX_QUEUE_PER_LCORE)
1148 options->nb_ports_per_lcore = n;
1149 if (options->nb_ports_per_lcore == 0) {
1150 printf("invalid number of ports selected\n");
1157 /** Parse timer period */
1159 l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
1165 /* parse number string */
1166 n = (unsigned)strtol(q_arg, &end, 10);
1167 if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
1170 if (n >= MAX_TIMER_PERIOD) {
1171 printf("Warning refresh period specified %lu is greater than "
1172 "max value %lu! using max value",
1173 n, MAX_TIMER_PERIOD);
1174 n = MAX_TIMER_PERIOD;
1177 options->refresh_period = n * 1000 * TIMER_MILLISECOND;
1182 /** Generate default options for application */
1184 l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
1188 options->portmask = 0xffffffff;
1189 options->nb_ports_per_lcore = 1;
1190 options->refresh_period = 10000;
1191 options->single_lcore = 0;
1192 options->sessionless = 0;
1194 options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
1197 options->cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
1198 options->cipher_xform.next = NULL;
1199 options->ckey_param = 0;
1200 options->ckey_random_size = -1;
1201 options->cipher_xform.cipher.key.length = 0;
1202 options->iv_param = 0;
1203 options->iv_random_size = -1;
1204 options->iv.length = 0;
1206 options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
1207 options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
1209 /* Authentication Data */
1210 options->auth_xform.type = RTE_CRYPTO_SYM_XFORM_AUTH;
1211 options->auth_xform.next = NULL;
1212 options->akey_param = 0;
1213 options->akey_random_size = -1;
1214 options->auth_xform.auth.key.length = 0;
1215 options->aad_param = 0;
1216 options->aad_random_size = -1;
1217 options->aad.length = 0;
1218 options->digest_size = -1;
1220 options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
1221 options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
1223 options->type = CDEV_TYPE_ANY;
1227 display_cipher_info(struct l2fwd_crypto_options *options)
1229 printf("\n---- Cipher information ---\n");
1230 printf("Algorithm: %s\n",
1231 supported_cipher_algo[options->cipher_xform.cipher.algo]);
1232 rte_hexdump(stdout, "Cipher key:",
1233 options->cipher_xform.cipher.key.data,
1234 options->cipher_xform.cipher.key.length);
1235 rte_hexdump(stdout, "IV:", options->iv.data, options->iv.length);
1239 display_auth_info(struct l2fwd_crypto_options *options)
1241 printf("\n---- Authentication information ---\n");
1242 printf("Algorithm: %s\n",
1243 supported_auth_algo[options->auth_xform.auth.algo]);
1244 rte_hexdump(stdout, "Auth key:",
1245 options->auth_xform.auth.key.data,
1246 options->auth_xform.auth.key.length);
1247 rte_hexdump(stdout, "AAD:", options->aad.data, options->aad.length);
1251 l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
1253 char string_cipher_op[MAX_STR_LEN];
1254 char string_auth_op[MAX_STR_LEN];
1256 if (options->cipher_xform.cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
1257 strcpy(string_cipher_op, "Encrypt");
1259 strcpy(string_cipher_op, "Decrypt");
1261 if (options->auth_xform.auth.op == RTE_CRYPTO_AUTH_OP_GENERATE)
1262 strcpy(string_auth_op, "Auth generate");
1264 strcpy(string_auth_op, "Auth verify");
1266 printf("Options:-\nn");
1267 printf("portmask: %x\n", options->portmask);
1268 printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
1269 printf("refresh period : %u\n", options->refresh_period);
1270 printf("single lcore mode: %s\n",
1271 options->single_lcore ? "enabled" : "disabled");
1272 printf("stats_printing: %s\n",
1273 options->refresh_period == 0 ? "disabled" : "enabled");
1275 printf("sessionless crypto: %s\n",
1276 options->sessionless ? "enabled" : "disabled");
1278 if (options->ckey_param && (options->ckey_random_size != -1))
1279 printf("Cipher key already parsed, ignoring size of random key\n");
1281 if (options->akey_param && (options->akey_random_size != -1))
1282 printf("Auth key already parsed, ignoring size of random key\n");
1284 if (options->iv_param && (options->iv_random_size != -1))
1285 printf("IV already parsed, ignoring size of random IV\n");
1287 if (options->aad_param && (options->aad_random_size != -1))
1288 printf("AAD already parsed, ignoring size of random AAD\n");
1290 printf("\nCrypto chain: ");
1291 switch (options->xform_chain) {
1292 case L2FWD_CRYPTO_CIPHER_HASH:
1293 printf("Input --> %s --> %s --> Output\n",
1294 string_cipher_op, string_auth_op);
1295 display_cipher_info(options);
1296 display_auth_info(options);
1298 case L2FWD_CRYPTO_HASH_CIPHER:
1299 printf("Input --> %s --> %s --> Output\n",
1300 string_auth_op, string_cipher_op);
1301 display_cipher_info(options);
1302 display_auth_info(options);
1304 case L2FWD_CRYPTO_HASH_ONLY:
1305 printf("Input --> %s --> Output\n", string_auth_op);
1306 display_auth_info(options);
1308 case L2FWD_CRYPTO_CIPHER_ONLY:
1309 printf("Input --> %s --> Output\n", string_cipher_op);
1310 display_cipher_info(options);
1315 /* Parse the argument given in the command line of the application */
1317 l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
1318 int argc, char **argv)
1320 int opt, retval, option_index;
1321 char **argvopt = argv, *prgname = argv[0];
1323 static struct option lgopts[] = {
1324 { "sessionless", no_argument, 0, 0 },
1326 { "cdev_type", required_argument, 0, 0 },
1327 { "chain", required_argument, 0, 0 },
1329 { "cipher_algo", required_argument, 0, 0 },
1330 { "cipher_op", required_argument, 0, 0 },
1331 { "cipher_key", required_argument, 0, 0 },
1332 { "cipher_key_random_size", required_argument, 0, 0 },
1334 { "auth_algo", required_argument, 0, 0 },
1335 { "auth_op", required_argument, 0, 0 },
1336 { "auth_key", required_argument, 0, 0 },
1337 { "auth_key_random_size", required_argument, 0, 0 },
1339 { "iv", required_argument, 0, 0 },
1340 { "iv_random_size", required_argument, 0, 0 },
1341 { "aad", required_argument, 0, 0 },
1342 { "aad_random_size", required_argument, 0, 0 },
1343 { "digest_size", required_argument, 0, 0 },
1345 { "sessionless", no_argument, 0, 0 },
1350 l2fwd_crypto_default_options(options);
1352 while ((opt = getopt_long(argc, argvopt, "p:q:st:", lgopts,
1353 &option_index)) != EOF) {
1357 retval = l2fwd_crypto_parse_args_long_options(options,
1358 lgopts, option_index);
1360 l2fwd_crypto_usage(prgname);
1367 retval = l2fwd_crypto_parse_portmask(options, optarg);
1369 l2fwd_crypto_usage(prgname);
1376 retval = l2fwd_crypto_parse_nqueue(options, optarg);
1378 l2fwd_crypto_usage(prgname);
1385 options->single_lcore = 1;
1391 retval = l2fwd_crypto_parse_timer_period(options,
1394 l2fwd_crypto_usage(prgname);
1400 l2fwd_crypto_usage(prgname);
1407 argv[optind-1] = prgname;
1410 optind = 0; /* reset getopt lib */
1415 /* Check the link status of all ports in up to 9s, and print them finally */
1417 check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
1419 #define CHECK_INTERVAL 100 /* 100ms */
1420 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
1421 uint8_t portid, count, all_ports_up, print_flag = 0;
1422 struct rte_eth_link link;
1424 printf("\nChecking link status");
1426 for (count = 0; count <= MAX_CHECK_TIME; count++) {
1428 for (portid = 0; portid < port_num; portid++) {
1429 if ((port_mask & (1 << portid)) == 0)
1431 memset(&link, 0, sizeof(link));
1432 rte_eth_link_get_nowait(portid, &link);
1433 /* print link status if flag set */
1434 if (print_flag == 1) {
1435 if (link.link_status)
1436 printf("Port %d Link Up - speed %u "
1437 "Mbps - %s\n", (uint8_t)portid,
1438 (unsigned)link.link_speed,
1439 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1440 ("full-duplex") : ("half-duplex\n"));
1442 printf("Port %d Link Down\n",
1446 /* clear all_ports_up flag if any link down */
1447 if (link.link_status == ETH_LINK_DOWN) {
1452 /* after finally printing all link status, get out */
1453 if (print_flag == 1)
1456 if (all_ports_up == 0) {
1459 rte_delay_ms(CHECK_INTERVAL);
1462 /* set the print_flag if all ports up or timeout */
1463 if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
1470 /* Check if device has to be HW/SW or any */
1472 check_type(struct l2fwd_crypto_options *options, struct rte_cryptodev_info *dev_info)
1474 if (options->type == CDEV_TYPE_HW &&
1475 (dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1477 if (options->type == CDEV_TYPE_SW &&
1478 !(dev_info->feature_flags & RTE_CRYPTODEV_FF_HW_ACCELERATED))
1480 if (options->type == CDEV_TYPE_ANY)
1487 check_supported_size(uint16_t length, uint16_t min, uint16_t max,
1493 if (increment == 0) {
1500 /* Range of values */
1501 for (supp_size = min; supp_size <= max; supp_size += increment) {
1502 if (length == supp_size)
1509 initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports,
1510 uint8_t *enabled_cdevs)
1512 unsigned i, cdev_id, cdev_count, enabled_cdev_count = 0;
1513 const struct rte_cryptodev_capabilities *cap;
1514 enum rte_crypto_auth_algorithm cap_auth_algo;
1515 enum rte_crypto_auth_algorithm opt_auth_algo;
1516 enum rte_crypto_cipher_algorithm cap_cipher_algo;
1517 enum rte_crypto_cipher_algorithm opt_cipher_algo;
1520 cdev_count = rte_cryptodev_count();
1521 if (cdev_count == 0) {
1522 printf("No crypto devices available\n");
1526 for (cdev_id = 0; cdev_id < cdev_count && enabled_cdev_count < nb_ports;
1528 struct rte_cryptodev_qp_conf qp_conf;
1529 struct rte_cryptodev_info dev_info;
1531 struct rte_cryptodev_config conf = {
1532 .nb_queue_pairs = 1,
1533 .socket_id = SOCKET_ID_ANY,
1540 rte_cryptodev_info_get(cdev_id, &dev_info);
1542 /* Set cipher parameters */
1543 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
1544 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
1545 options->xform_chain == L2FWD_CRYPTO_CIPHER_ONLY) {
1546 /* Check if device supports cipher algo */
1548 opt_cipher_algo = options->cipher_xform.cipher.algo;
1549 cap = &dev_info.capabilities[i];
1550 while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1551 cap_cipher_algo = cap->sym.cipher.algo;
1552 if (cap->sym.xform_type ==
1553 RTE_CRYPTO_SYM_XFORM_CIPHER) {
1554 if (cap_cipher_algo == opt_cipher_algo) {
1555 if (check_type(options, &dev_info) == 0)
1559 cap = &dev_info.capabilities[++i];
1562 if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1563 printf("Algorithm %s not supported by cryptodev %u"
1564 " or device not of preferred type (%s)\n",
1565 supported_cipher_algo[opt_cipher_algo],
1567 options->string_type);
1571 options->block_size = cap->sym.cipher.block_size;
1573 * Check if length of provided IV is supported
1574 * by the algorithm chosen.
1576 if (options->iv_param) {
1577 if (check_supported_size(options->iv.length,
1578 cap->sym.cipher.iv_size.min,
1579 cap->sym.cipher.iv_size.max,
1580 cap->sym.cipher.iv_size.increment)
1582 printf("Unsupported IV length\n");
1586 * Check if length of IV to be randomly generated
1587 * is supported by the algorithm chosen.
1589 } else if (options->iv_random_size != -1) {
1590 if (check_supported_size(options->iv_random_size,
1591 cap->sym.cipher.iv_size.min,
1592 cap->sym.cipher.iv_size.max,
1593 cap->sym.cipher.iv_size.increment)
1595 printf("Unsupported IV length\n");
1598 options->iv.length = options->iv_random_size;
1599 /* No size provided, use minimum size. */
1601 options->iv.length = cap->sym.cipher.iv_size.min;
1604 * Check if length of provided cipher key is supported
1605 * by the algorithm chosen.
1607 if (options->ckey_param) {
1608 if (check_supported_size(
1609 options->cipher_xform.cipher.key.length,
1610 cap->sym.cipher.key_size.min,
1611 cap->sym.cipher.key_size.max,
1612 cap->sym.cipher.key_size.increment)
1614 printf("Unsupported cipher key length\n");
1618 * Check if length of the cipher key to be randomly generated
1619 * is supported by the algorithm chosen.
1621 } else if (options->ckey_random_size != -1) {
1622 if (check_supported_size(options->ckey_random_size,
1623 cap->sym.cipher.key_size.min,
1624 cap->sym.cipher.key_size.max,
1625 cap->sym.cipher.key_size.increment)
1627 printf("Unsupported cipher key length\n");
1630 options->cipher_xform.cipher.key.length =
1631 options->ckey_random_size;
1632 /* No size provided, use minimum size. */
1634 options->cipher_xform.cipher.key.length =
1635 cap->sym.cipher.key_size.min;
1637 if (!options->ckey_param)
1638 generate_random_key(
1639 options->cipher_xform.cipher.key.data,
1640 options->cipher_xform.cipher.key.length);
1644 /* Set auth parameters */
1645 if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH ||
1646 options->xform_chain == L2FWD_CRYPTO_HASH_CIPHER ||
1647 options->xform_chain == L2FWD_CRYPTO_HASH_ONLY) {
1648 /* Check if device supports auth algo */
1650 opt_auth_algo = options->auth_xform.auth.algo;
1651 cap = &dev_info.capabilities[i];
1652 while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1653 cap_auth_algo = cap->sym.auth.algo;
1654 if ((cap->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AUTH) &&
1655 (cap_auth_algo == opt_auth_algo) &&
1656 (check_type(options, &dev_info) == 0)) {
1659 cap = &dev_info.capabilities[++i];
1662 if (cap->op == RTE_CRYPTO_OP_TYPE_UNDEFINED) {
1663 printf("Algorithm %s not supported by cryptodev %u"
1664 " or device not of preferred type (%s)\n",
1665 supported_auth_algo[opt_auth_algo],
1667 options->string_type);
1671 options->block_size = cap->sym.auth.block_size;
1673 * Check if length of provided AAD is supported
1674 * by the algorithm chosen.
1676 if (options->aad_param) {
1677 if (check_supported_size(options->aad.length,
1678 cap->sym.auth.aad_size.min,
1679 cap->sym.auth.aad_size.max,
1680 cap->sym.auth.aad_size.increment)
1682 printf("Unsupported AAD length\n");
1686 * Check if length of AAD to be randomly generated
1687 * is supported by the algorithm chosen.
1689 } else if (options->aad_random_size != -1) {
1690 if (check_supported_size(options->aad_random_size,
1691 cap->sym.auth.aad_size.min,
1692 cap->sym.auth.aad_size.max,
1693 cap->sym.auth.aad_size.increment)
1695 printf("Unsupported AAD length\n");
1698 options->aad.length = options->aad_random_size;
1699 /* No size provided, use minimum size. */
1701 options->aad.length = cap->sym.auth.aad_size.min;
1703 options->auth_xform.auth.add_auth_data_length =
1704 options->aad.length;
1707 * Check if length of provided auth key is supported
1708 * by the algorithm chosen.
1710 if (options->akey_param) {
1711 if (check_supported_size(
1712 options->auth_xform.auth.key.length,
1713 cap->sym.auth.key_size.min,
1714 cap->sym.auth.key_size.max,
1715 cap->sym.auth.key_size.increment)
1717 printf("Unsupported auth key length\n");
1721 * Check if length of the auth key to be randomly generated
1722 * is supported by the algorithm chosen.
1724 } else if (options->akey_random_size != -1) {
1725 if (check_supported_size(options->akey_random_size,
1726 cap->sym.auth.key_size.min,
1727 cap->sym.auth.key_size.max,
1728 cap->sym.auth.key_size.increment)
1730 printf("Unsupported auth key length\n");
1733 options->auth_xform.auth.key.length =
1734 options->akey_random_size;
1735 /* No size provided, use minimum size. */
1737 options->auth_xform.auth.key.length =
1738 cap->sym.auth.key_size.min;
1740 if (!options->akey_param)
1741 generate_random_key(
1742 options->auth_xform.auth.key.data,
1743 options->auth_xform.auth.key.length);
1745 /* Check if digest size is supported by the algorithm. */
1746 if (options->digest_size != -1) {
1747 if (check_supported_size(options->digest_size,
1748 cap->sym.auth.digest_size.min,
1749 cap->sym.auth.digest_size.max,
1750 cap->sym.auth.digest_size.increment)
1752 printf("Unsupported digest length\n");
1755 options->auth_xform.auth.digest_length =
1756 options->digest_size;
1757 /* No size provided, use minimum size. */
1759 options->auth_xform.auth.digest_length =
1760 cap->sym.auth.digest_size.min;
1763 retval = rte_cryptodev_configure(cdev_id, &conf);
1765 printf("Failed to configure cryptodev %u", cdev_id);
1769 qp_conf.nb_descriptors = 2048;
1771 retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
1774 printf("Failed to setup queue pair %u on cryptodev %u",
1779 l2fwd_enabled_crypto_mask |= (1 << cdev_id);
1781 enabled_cdevs[cdev_id] = 1;
1782 enabled_cdev_count++;
1785 return enabled_cdev_count;
1789 initialize_ports(struct l2fwd_crypto_options *options)
1791 uint8_t last_portid, portid;
1792 unsigned enabled_portcount = 0;
1793 unsigned nb_ports = rte_eth_dev_count();
1795 if (nb_ports == 0) {
1796 printf("No Ethernet ports - bye\n");
1800 /* Reset l2fwd_dst_ports */
1801 for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
1802 l2fwd_dst_ports[portid] = 0;
1804 for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
1807 /* Skip ports that are not enabled */
1808 if ((options->portmask & (1 << portid)) == 0)
1812 printf("Initializing port %u... ", (unsigned) portid);
1814 retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
1816 printf("Cannot configure device: err=%d, port=%u\n",
1817 retval, (unsigned) portid);
1821 /* init one RX queue */
1823 retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
1824 rte_eth_dev_socket_id(portid),
1825 NULL, l2fwd_pktmbuf_pool);
1827 printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
1828 retval, (unsigned) portid);
1832 /* init one TX queue on each port */
1834 retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
1835 rte_eth_dev_socket_id(portid),
1838 printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
1839 retval, (unsigned) portid);
1845 retval = rte_eth_dev_start(portid);
1847 printf("rte_eth_dev_start:err=%d, port=%u\n",
1848 retval, (unsigned) portid);
1852 rte_eth_promiscuous_enable(portid);
1854 rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
1856 printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
1858 l2fwd_ports_eth_addr[portid].addr_bytes[0],
1859 l2fwd_ports_eth_addr[portid].addr_bytes[1],
1860 l2fwd_ports_eth_addr[portid].addr_bytes[2],
1861 l2fwd_ports_eth_addr[portid].addr_bytes[3],
1862 l2fwd_ports_eth_addr[portid].addr_bytes[4],
1863 l2fwd_ports_eth_addr[portid].addr_bytes[5]);
1865 /* initialize port stats */
1866 memset(&port_statistics, 0, sizeof(port_statistics));
1868 /* Setup port forwarding table */
1869 if (enabled_portcount % 2) {
1870 l2fwd_dst_ports[portid] = last_portid;
1871 l2fwd_dst_ports[last_portid] = portid;
1873 last_portid = portid;
1876 l2fwd_enabled_port_mask |= (1 << portid);
1877 enabled_portcount++;
1880 if (enabled_portcount == 1) {
1881 l2fwd_dst_ports[last_portid] = last_portid;
1882 } else if (enabled_portcount % 2) {
1883 printf("odd number of ports in portmask- bye\n");
1887 check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
1889 return enabled_portcount;
1893 reserve_key_memory(struct l2fwd_crypto_options *options)
1895 options->cipher_xform.cipher.key.data = rte_malloc("crypto key",
1897 if (options->cipher_xform.cipher.key.data == NULL)
1898 rte_exit(EXIT_FAILURE, "Failed to allocate memory for cipher key");
1901 options->auth_xform.auth.key.data = rte_malloc("auth key",
1903 if (options->auth_xform.auth.key.data == NULL)
1904 rte_exit(EXIT_FAILURE, "Failed to allocate memory for auth key");
1906 options->iv.data = rte_malloc("iv", MAX_KEY_SIZE, 0);
1907 if (options->iv.data == NULL)
1908 rte_exit(EXIT_FAILURE, "Failed to allocate memory for IV");
1909 options->iv.phys_addr = rte_malloc_virt2phy(options->iv.data);
1911 options->aad.data = rte_malloc("aad", MAX_KEY_SIZE, 0);
1912 if (options->aad.data == NULL)
1913 rte_exit(EXIT_FAILURE, "Failed to allocate memory for AAD");
1914 options->aad.phys_addr = rte_malloc_virt2phy(options->aad.data);
1918 main(int argc, char **argv)
1920 struct lcore_queue_conf *qconf;
1921 struct l2fwd_crypto_options options;
1923 uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
1924 unsigned lcore_id, rx_lcore_id;
1925 int ret, enabled_cdevcount, enabled_portcount;
1926 uint8_t enabled_cdevs[RTE_CRYPTO_MAX_DEVS] = {0};
1929 ret = rte_eal_init(argc, argv);
1931 rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
1935 /* reserve memory for Cipher/Auth key and IV */
1936 reserve_key_memory(&options);
1938 /* fill out the supported algorithm tables */
1939 fill_supported_algorithm_tables();
1941 /* parse application arguments (after the EAL ones) */
1942 ret = l2fwd_crypto_parse_args(&options, argc, argv);
1944 rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
1946 /* create the mbuf pool */
1947 l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 512,
1948 sizeof(struct rte_crypto_op),
1949 RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
1950 if (l2fwd_pktmbuf_pool == NULL)
1951 rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
1953 /* create crypto op pool */
1954 l2fwd_crypto_op_pool = rte_crypto_op_pool_create("crypto_op_pool",
1955 RTE_CRYPTO_OP_TYPE_SYMMETRIC, NB_MBUF, 128, 0,
1957 if (l2fwd_crypto_op_pool == NULL)
1958 rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
1960 /* Enable Ethernet ports */
1961 enabled_portcount = initialize_ports(&options);
1962 if (enabled_portcount < 1)
1963 rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
1965 nb_ports = rte_eth_dev_count();
1966 /* Initialize the port/queue configuration of each logical core */
1967 for (rx_lcore_id = 0, qconf = NULL, portid = 0;
1968 portid < nb_ports; portid++) {
1970 /* skip ports that are not enabled */
1971 if ((options.portmask & (1 << portid)) == 0)
1974 if (options.single_lcore && qconf == NULL) {
1975 while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
1977 if (rx_lcore_id >= RTE_MAX_LCORE)
1978 rte_exit(EXIT_FAILURE,
1979 "Not enough cores\n");
1981 } else if (!options.single_lcore) {
1982 /* get the lcore_id for this port */
1983 while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
1984 lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
1985 options.nb_ports_per_lcore) {
1987 if (rx_lcore_id >= RTE_MAX_LCORE)
1988 rte_exit(EXIT_FAILURE,
1989 "Not enough cores\n");
1993 /* Assigned a new logical core in the loop above. */
1994 if (qconf != &lcore_queue_conf[rx_lcore_id])
1995 qconf = &lcore_queue_conf[rx_lcore_id];
1997 qconf->rx_port_list[qconf->nb_rx_ports] = portid;
1998 qconf->nb_rx_ports++;
2000 printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
2003 /* Enable Crypto devices */
2004 enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount,
2006 if (enabled_cdevcount < 0)
2007 rte_exit(EXIT_FAILURE, "Failed to initialize crypto devices\n");
2009 if (enabled_cdevcount < enabled_portcount)
2010 rte_exit(EXIT_FAILURE, "Number of capable crypto devices (%d) "
2011 "has to be more or equal to number of ports (%d)\n",
2012 enabled_cdevcount, enabled_portcount);
2014 nb_cryptodevs = rte_cryptodev_count();
2016 /* Initialize the port/cryptodev configuration of each logical core */
2017 for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
2018 cdev_id < nb_cryptodevs && enabled_cdevcount;
2020 /* Crypto op not supported by crypto device */
2021 if (!enabled_cdevs[cdev_id])
2024 if (options.single_lcore && qconf == NULL) {
2025 while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
2027 if (rx_lcore_id >= RTE_MAX_LCORE)
2028 rte_exit(EXIT_FAILURE,
2029 "Not enough cores\n");
2031 } else if (!options.single_lcore) {
2032 /* get the lcore_id for this port */
2033 while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
2034 lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
2035 options.nb_ports_per_lcore) {
2037 if (rx_lcore_id >= RTE_MAX_LCORE)
2038 rte_exit(EXIT_FAILURE,
2039 "Not enough cores\n");
2043 /* Assigned a new logical core in the loop above. */
2044 if (qconf != &lcore_queue_conf[rx_lcore_id])
2045 qconf = &lcore_queue_conf[rx_lcore_id];
2047 qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
2048 qconf->nb_crypto_devs++;
2050 enabled_cdevcount--;
2052 printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
2056 /* launch per-lcore init on every lcore */
2057 rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
2059 RTE_LCORE_FOREACH_SLAVE(lcore_id) {
2060 if (rte_eal_wait_lcore(lcore_id) < 0)