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authorDeclan Doherty <declan.doherty@intel.com>2015-11-25 13:25:17 +0000
committerThomas Monjalon <thomas.monjalon@6wind.com>2015-11-25 19:18:04 +0100
commit387259bd6c6733ec0ff8dfead0b555dc57402aa1 (patch)
treec11fd7a6724f669c4731bb32b5b37fd7fee2855c
parent202d375c60bc15471913d3fd46b1e95651456027 (diff)
downloaddpdk-387259bd6c67.zip
dpdk-387259bd6c67.tar.gz
dpdk-387259bd6c67.tar.xz
examples/l2fwd-crypto: add sample application
This patch creates a new sample applicaiton based off the l2fwd application which performs specified crypto operations on IP packet payloads which are forwarding. Signed-off-by: Declan Doherty <declan.doherty@intel.com> Acked-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>
-rw-r--r--MAINTAINERS1
-rw-r--r--examples/Makefile1
-rw-r--r--examples/l2fwd-crypto/Makefile50
-rw-r--r--examples/l2fwd-crypto/main.c1489
4 files changed, 1541 insertions, 0 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index cd604ef..d0022f1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -220,6 +220,7 @@ Crypto API
M: Declan Doherty <declan.doherty@intel.com>
F: lib/librte_cryptodev/
F: app/test/test_cryptodev*
+F: examples/l2fwd-crypto/
Drivers
diff --git a/examples/Makefile b/examples/Makefile
index d4f1932..5dd2c53 100644
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -76,5 +76,6 @@ DIRS-$(CONFIG_RTE_LIBRTE_XEN_DOM0) += vhost_xen
DIRS-y += vmdq
DIRS-y += vmdq_dcb
DIRS-$(CONFIG_RTE_LIBRTE_POWER) += vm_power_manager
+DIRS-$(CONFIG_RTE_LIBRTE_CRYPTODEV) += l2fwd-crypto
include $(RTE_SDK)/mk/rte.extsubdir.mk
diff --git a/examples/l2fwd-crypto/Makefile b/examples/l2fwd-crypto/Makefile
new file mode 100644
index 0000000..e8224ca
--- /dev/null
+++ b/examples/l2fwd-crypto/Makefile
@@ -0,0 +1,50 @@
+# BSD LICENSE
+#
+# Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Intel Corporation nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ifeq ($(RTE_SDK),)
+$(error "Please define RTE_SDK environment variable")
+endif
+
+# Default target, can be overridden by command line or environment
+RTE_TARGET ?= x86_64-native-linuxapp-gcc
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+# binary name
+APP = l2fwd-crypto
+
+# all source are stored in SRCS-y
+SRCS-y := main.c
+
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+
+include $(RTE_SDK)/mk/rte.extapp.mk
diff --git a/examples/l2fwd-crypto/main.c b/examples/l2fwd-crypto/main.c
new file mode 100644
index 0000000..0b4414b
--- /dev/null
+++ b/examples/l2fwd-crypto/main.c
@@ -0,0 +1,1489 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <time.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include <inttypes.h>
+#include <sys/types.h>
+#include <sys/queue.h>
+#include <netinet/in.h>
+#include <setjmp.h>
+#include <stdarg.h>
+#include <ctype.h>
+#include <errno.h>
+#include <getopt.h>
+
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_common.h>
+#include <rte_cryptodev.h>
+#include <rte_cycles.h>
+#include <rte_debug.h>
+#include <rte_eal.h>
+#include <rte_ether.h>
+#include <rte_ethdev.h>
+#include <rte_interrupts.h>
+#include <rte_ip.h>
+#include <rte_launch.h>
+#include <rte_lcore.h>
+#include <rte_log.h>
+#include <rte_malloc.h>
+#include <rte_mbuf.h>
+#include <rte_mbuf_offload.h>
+#include <rte_memcpy.h>
+#include <rte_memory.h>
+#include <rte_mempool.h>
+#include <rte_memzone.h>
+#include <rte_pci.h>
+#include <rte_per_lcore.h>
+#include <rte_prefetch.h>
+#include <rte_random.h>
+#include <rte_ring.h>
+
+#define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
+
+#define NB_MBUF 8192
+
+#define MAX_PKT_BURST 32
+#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
+
+/*
+ * Configurable number of RX/TX ring descriptors
+ */
+#define RTE_TEST_RX_DESC_DEFAULT 128
+#define RTE_TEST_TX_DESC_DEFAULT 512
+static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
+static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
+
+/* ethernet addresses of ports */
+static struct ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
+
+/* mask of enabled ports */
+static uint64_t l2fwd_enabled_port_mask;
+static uint64_t l2fwd_enabled_crypto_mask;
+
+/* list of enabled ports */
+static uint32_t l2fwd_dst_ports[RTE_MAX_ETHPORTS];
+
+
+struct pkt_buffer {
+ unsigned len;
+ struct rte_mbuf *buffer[MAX_PKT_BURST];
+};
+
+#define MAX_RX_QUEUE_PER_LCORE 16
+#define MAX_TX_QUEUE_PER_PORT 16
+
+enum l2fwd_crypto_xform_chain {
+ L2FWD_CRYPTO_CIPHER_HASH,
+ L2FWD_CRYPTO_HASH_CIPHER
+};
+
+/** l2fwd crypto application command line options */
+struct l2fwd_crypto_options {
+ unsigned portmask;
+ unsigned nb_ports_per_lcore;
+ unsigned refresh_period;
+ unsigned single_lcore:1;
+ unsigned no_stats_printing:1;
+
+ enum rte_cryptodev_type cdev_type;
+ unsigned sessionless:1;
+
+ enum l2fwd_crypto_xform_chain xform_chain;
+
+ struct rte_crypto_xform cipher_xform;
+ uint8_t ckey_data[32];
+
+ struct rte_crypto_key iv_key;
+ uint8_t ivkey_data[16];
+
+ struct rte_crypto_xform auth_xform;
+ uint8_t akey_data[128];
+};
+
+/** l2fwd crypto lcore params */
+struct l2fwd_crypto_params {
+ uint8_t dev_id;
+ uint8_t qp_id;
+
+ unsigned digest_length;
+ unsigned block_size;
+
+ struct rte_crypto_key iv_key;
+ struct rte_cryptodev_session *session;
+};
+
+/** lcore configuration */
+struct lcore_queue_conf {
+ unsigned nb_rx_ports;
+ unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
+
+ unsigned nb_crypto_devs;
+ unsigned cryptodev_list[MAX_RX_QUEUE_PER_LCORE];
+
+ struct pkt_buffer crypto_pkt_buf[RTE_MAX_ETHPORTS];
+ struct pkt_buffer tx_pkt_buf[RTE_MAX_ETHPORTS];
+} __rte_cache_aligned;
+
+struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
+
+static const struct rte_eth_conf port_conf = {
+ .rxmode = {
+ .split_hdr_size = 0,
+ .header_split = 0, /**< Header Split disabled */
+ .hw_ip_checksum = 0, /**< IP checksum offload disabled */
+ .hw_vlan_filter = 0, /**< VLAN filtering disabled */
+ .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
+ .hw_strip_crc = 0, /**< CRC stripped by hardware */
+ },
+ .txmode = {
+ .mq_mode = ETH_MQ_TX_NONE,
+ },
+};
+
+struct rte_mempool *l2fwd_pktmbuf_pool;
+struct rte_mempool *l2fwd_mbuf_ol_pool;
+
+/* Per-port statistics struct */
+struct l2fwd_port_statistics {
+ uint64_t tx;
+ uint64_t rx;
+
+ uint64_t crypto_enqueued;
+ uint64_t crypto_dequeued;
+
+ uint64_t dropped;
+} __rte_cache_aligned;
+
+struct l2fwd_crypto_statistics {
+ uint64_t enqueued;
+ uint64_t dequeued;
+
+ uint64_t errors;
+} __rte_cache_aligned;
+
+struct l2fwd_port_statistics port_statistics[RTE_MAX_ETHPORTS];
+struct l2fwd_crypto_statistics crypto_statistics[RTE_MAX_ETHPORTS];
+
+/* A tsc-based timer responsible for triggering statistics printout */
+#define TIMER_MILLISECOND 2000000ULL /* around 1ms at 2 Ghz */
+#define MAX_TIMER_PERIOD 86400 /* 1 day max */
+
+/* default period is 10 seconds */
+static int64_t timer_period = 10 * TIMER_MILLISECOND * 1000;
+
+uint64_t total_packets_dropped = 0, total_packets_tx = 0, total_packets_rx = 0,
+ total_packets_enqueued = 0, total_packets_dequeued = 0,
+ total_packets_errors = 0;
+
+/* Print out statistics on packets dropped */
+static void
+print_stats(void)
+{
+ unsigned portid;
+ uint64_t cdevid;
+
+
+ const char clr[] = { 27, '[', '2', 'J', '\0' };
+ const char topLeft[] = { 27, '[', '1', ';', '1', 'H', '\0' };
+
+ /* Clear screen and move to top left */
+ printf("%s%s", clr, topLeft);
+
+ printf("\nPort statistics ====================================");
+
+ for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
+ /* skip disabled ports */
+ if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
+ continue;
+ printf("\nStatistics for port %u ------------------------------"
+ "\nPackets sent: %32"PRIu64
+ "\nPackets received: %28"PRIu64
+ "\nPackets dropped: %29"PRIu64,
+ portid,
+ port_statistics[portid].tx,
+ port_statistics[portid].rx,
+ port_statistics[portid].dropped);
+
+ total_packets_dropped += port_statistics[portid].dropped;
+ total_packets_tx += port_statistics[portid].tx;
+ total_packets_rx += port_statistics[portid].rx;
+ }
+ printf("\nCrypto statistics ==================================");
+
+ for (cdevid = 0; cdevid < RTE_CRYPTO_MAX_DEVS; cdevid++) {
+ /* skip disabled ports */
+ if ((l2fwd_enabled_crypto_mask & (1lu << cdevid)) == 0)
+ continue;
+ printf("\nStatistics for cryptodev %"PRIu64
+ " -------------------------"
+ "\nPackets enqueued: %28"PRIu64
+ "\nPackets dequeued: %28"PRIu64
+ "\nPackets errors: %30"PRIu64,
+ cdevid,
+ crypto_statistics[cdevid].enqueued,
+ crypto_statistics[cdevid].dequeued,
+ crypto_statistics[cdevid].errors);
+
+ total_packets_enqueued += crypto_statistics[cdevid].enqueued;
+ total_packets_dequeued += crypto_statistics[cdevid].dequeued;
+ total_packets_errors += crypto_statistics[cdevid].errors;
+ }
+ printf("\nAggregate statistics ==============================="
+ "\nTotal packets received: %22"PRIu64
+ "\nTotal packets enqueued: %22"PRIu64
+ "\nTotal packets dequeued: %22"PRIu64
+ "\nTotal packets sent: %26"PRIu64
+ "\nTotal packets dropped: %23"PRIu64
+ "\nTotal packets crypto errors: %17"PRIu64,
+ total_packets_rx,
+ total_packets_enqueued,
+ total_packets_dequeued,
+ total_packets_tx,
+ total_packets_dropped,
+ total_packets_errors);
+ printf("\n====================================================\n");
+}
+
+
+
+static int
+l2fwd_crypto_send_burst(struct lcore_queue_conf *qconf, unsigned n,
+ struct l2fwd_crypto_params *cparams)
+{
+ struct rte_mbuf **pkt_buffer;
+ unsigned ret;
+
+ pkt_buffer = (struct rte_mbuf **)
+ qconf->crypto_pkt_buf[cparams->dev_id].buffer;
+
+ ret = rte_cryptodev_enqueue_burst(cparams->dev_id, cparams->qp_id,
+ pkt_buffer, (uint16_t) n);
+ crypto_statistics[cparams->dev_id].enqueued += ret;
+ if (unlikely(ret < n)) {
+ crypto_statistics[cparams->dev_id].errors += (n - ret);
+ do {
+ rte_pktmbuf_offload_free(pkt_buffer[ret]->offload_ops);
+ rte_pktmbuf_free(pkt_buffer[ret]);
+ } while (++ret < n);
+ }
+
+ return 0;
+}
+
+static int
+l2fwd_crypto_enqueue(struct rte_mbuf *m, struct l2fwd_crypto_params *cparams)
+{
+ unsigned lcore_id, len;
+ struct lcore_queue_conf *qconf;
+
+ lcore_id = rte_lcore_id();
+
+ qconf = &lcore_queue_conf[lcore_id];
+ len = qconf->crypto_pkt_buf[cparams->dev_id].len;
+ qconf->crypto_pkt_buf[cparams->dev_id].buffer[len] = m;
+ len++;
+
+ /* enough pkts to be sent */
+ if (len == MAX_PKT_BURST) {
+ l2fwd_crypto_send_burst(qconf, MAX_PKT_BURST, cparams);
+ len = 0;
+ }
+
+ qconf->crypto_pkt_buf[cparams->dev_id].len = len;
+ return 0;
+}
+
+static int
+l2fwd_simple_crypto_enqueue(struct rte_mbuf *m,
+ struct rte_mbuf_offload *ol,
+ struct l2fwd_crypto_params *cparams)
+{
+ struct ether_hdr *eth_hdr;
+ struct ipv4_hdr *ip_hdr;
+
+ unsigned ipdata_offset, pad_len, data_len;
+ char *padding;
+
+ eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
+
+ if (eth_hdr->ether_type != rte_cpu_to_be_16(ETHER_TYPE_IPv4))
+ return -1;
+
+ ipdata_offset = sizeof(struct ether_hdr);
+
+ ip_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, char *) +
+ ipdata_offset);
+
+ ipdata_offset += (ip_hdr->version_ihl & IPV4_HDR_IHL_MASK)
+ * IPV4_IHL_MULTIPLIER;
+
+
+ /* Zero pad data to be crypto'd so it is block aligned */
+ data_len = rte_pktmbuf_data_len(m) - ipdata_offset;
+ pad_len = data_len % cparams->block_size ? cparams->block_size -
+ (data_len % cparams->block_size) : 0;
+
+ if (pad_len) {
+ padding = rte_pktmbuf_append(m, pad_len);
+ if (unlikely(!padding))
+ return -1;
+
+ data_len += pad_len;
+ memset(padding, 0, pad_len);
+ }
+
+ /* Set crypto operation data parameters */
+ rte_crypto_op_attach_session(&ol->op.crypto, cparams->session);
+
+ /* Append space for digest to end of packet */
+ ol->op.crypto.digest.data = (uint8_t *)rte_pktmbuf_append(m,
+ cparams->digest_length);
+ ol->op.crypto.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
+ rte_pktmbuf_pkt_len(m) - cparams->digest_length);
+ ol->op.crypto.digest.length = cparams->digest_length;
+
+ ol->op.crypto.iv.data = cparams->iv_key.data;
+ ol->op.crypto.iv.phys_addr = cparams->iv_key.phys_addr;
+ ol->op.crypto.iv.length = cparams->iv_key.length;
+
+ ol->op.crypto.data.to_cipher.offset = ipdata_offset;
+ ol->op.crypto.data.to_cipher.length = data_len;
+
+ ol->op.crypto.data.to_hash.offset = ipdata_offset;
+ ol->op.crypto.data.to_hash.length = data_len;
+
+ rte_pktmbuf_offload_attach(m, ol);
+
+ return l2fwd_crypto_enqueue(m, cparams);
+}
+
+
+/* Send the burst of packets on an output interface */
+static int
+l2fwd_send_burst(struct lcore_queue_conf *qconf, unsigned n, uint8_t port)
+{
+ struct rte_mbuf **pkt_buffer;
+ unsigned ret;
+ unsigned queueid = 0;
+
+ pkt_buffer = (struct rte_mbuf **)qconf->tx_pkt_buf[port].buffer;
+
+ ret = rte_eth_tx_burst(port, (uint16_t) queueid, pkt_buffer,
+ (uint16_t)n);
+ port_statistics[port].tx += ret;
+ if (unlikely(ret < n)) {
+ port_statistics[port].dropped += (n - ret);
+ do {
+ rte_pktmbuf_free(pkt_buffer[ret]);
+ } while (++ret < n);
+ }
+
+ return 0;
+}
+
+/* Enqueue packets for TX and prepare them to be sent */
+static int
+l2fwd_send_packet(struct rte_mbuf *m, uint8_t port)
+{
+ unsigned lcore_id, len;
+ struct lcore_queue_conf *qconf;
+
+ lcore_id = rte_lcore_id();
+
+ qconf = &lcore_queue_conf[lcore_id];
+ len = qconf->tx_pkt_buf[port].len;
+ qconf->tx_pkt_buf[port].buffer[len] = m;
+ len++;
+
+ /* enough pkts to be sent */
+ if (unlikely(len == MAX_PKT_BURST)) {
+ l2fwd_send_burst(qconf, MAX_PKT_BURST, port);
+ len = 0;
+ }
+
+ qconf->tx_pkt_buf[port].len = len;
+ return 0;
+}
+
+static void
+l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
+{
+ struct ether_hdr *eth;
+ void *tmp;
+ unsigned dst_port;
+
+ dst_port = l2fwd_dst_ports[portid];
+ eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
+
+ /* 02:00:00:00:00:xx */
+ tmp = &eth->d_addr.addr_bytes[0];
+ *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
+
+ /* src addr */
+ ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], &eth->s_addr);
+
+ l2fwd_send_packet(m, (uint8_t) dst_port);
+}
+
+/** Generate random key */
+static void
+generate_random_key(uint8_t *key, unsigned length)
+{
+ unsigned i;
+
+ for (i = 0; i < length; i++)
+ key[i] = rand() % 0xff;
+}
+
+static struct rte_cryptodev_session *
+initialize_crypto_session(struct l2fwd_crypto_options *options,
+ uint8_t cdev_id)
+{
+ struct rte_crypto_xform *first_xform;
+
+ if (options->xform_chain == L2FWD_CRYPTO_CIPHER_HASH) {
+ first_xform = &options->cipher_xform;
+ first_xform->next = &options->auth_xform;
+ } else {
+ first_xform = &options->auth_xform;
+ first_xform->next = &options->cipher_xform;
+ }
+
+ /* Setup Cipher Parameters */
+ return rte_cryptodev_session_create(cdev_id, first_xform);
+}
+
+static void
+l2fwd_crypto_options_print(struct l2fwd_crypto_options *options);
+
+/* main processing loop */
+static void
+l2fwd_main_loop(struct l2fwd_crypto_options *options)
+{
+ struct rte_mbuf *m, *pkts_burst[MAX_PKT_BURST];
+ unsigned lcore_id = rte_lcore_id();
+ uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
+ unsigned i, j, portid, nb_rx;
+ struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
+ const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
+ US_PER_S * BURST_TX_DRAIN_US;
+ struct l2fwd_crypto_params *cparams;
+ struct l2fwd_crypto_params port_cparams[qconf->nb_crypto_devs];
+
+ if (qconf->nb_rx_ports == 0) {
+ RTE_LOG(INFO, L2FWD, "lcore %u has nothing to do\n", lcore_id);
+ return;
+ }
+
+ RTE_LOG(INFO, L2FWD, "entering main loop on lcore %u\n", lcore_id);
+
+ l2fwd_crypto_options_print(options);
+
+ for (i = 0; i < qconf->nb_rx_ports; i++) {
+
+ portid = qconf->rx_port_list[i];
+ RTE_LOG(INFO, L2FWD, " -- lcoreid=%u portid=%u\n", lcore_id,
+ portid);
+ }
+
+ for (i = 0; i < qconf->nb_crypto_devs; i++) {
+ port_cparams[i].dev_id = qconf->cryptodev_list[i];
+ port_cparams[i].qp_id = 0;
+
+ port_cparams[i].block_size = 64;
+ port_cparams[i].digest_length = 20;
+
+ port_cparams[i].iv_key.data =
+ (uint8_t *)rte_malloc(NULL, 16, 8);
+ port_cparams[i].iv_key.length = 16;
+ port_cparams[i].iv_key.phys_addr = rte_malloc_virt2phy(
+ (void *)port_cparams[i].iv_key.data);
+ generate_random_key(port_cparams[i].iv_key.data,
+ sizeof(cparams[i].iv_key.length));
+
+ port_cparams[i].session = initialize_crypto_session(options,
+ port_cparams[i].dev_id);
+
+ if (port_cparams[i].session == NULL)
+ return;
+ RTE_LOG(INFO, L2FWD, " -- lcoreid=%u cryptoid=%u\n", lcore_id,
+ port_cparams[i].dev_id);
+ }
+
+ while (1) {
+
+ cur_tsc = rte_rdtsc();
+
+ /*
+ * TX burst queue drain
+ */
+ diff_tsc = cur_tsc - prev_tsc;
+ if (unlikely(diff_tsc > drain_tsc)) {
+
+ for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
+ if (qconf->tx_pkt_buf[portid].len == 0)
+ continue;
+ l2fwd_send_burst(&lcore_queue_conf[lcore_id],
+ qconf->tx_pkt_buf[portid].len,
+ (uint8_t) portid);
+ qconf->tx_pkt_buf[portid].len = 0;
+ }
+
+ /* if timer is enabled */
+ if (timer_period > 0) {
+
+ /* advance the timer */
+ timer_tsc += diff_tsc;
+
+ /* if timer has reached its timeout */
+ if (unlikely(timer_tsc >=
+ (uint64_t)timer_period)) {
+
+ /* do this only on master core */
+ if (lcore_id == rte_get_master_lcore() &&
+ !options->no_stats_printing) {
+ print_stats();
+ /* reset the timer */
+ timer_tsc = 0;
+ }
+ }
+ }
+
+ prev_tsc = cur_tsc;
+ }
+
+ /*
+ * Read packet from RX queues
+ */
+ for (i = 0; i < qconf->nb_rx_ports; i++) {
+ struct rte_mbuf_offload *ol;
+
+ portid = qconf->rx_port_list[i];
+
+ cparams = &port_cparams[i];
+
+ nb_rx = rte_eth_rx_burst((uint8_t) portid, 0,
+ pkts_burst, MAX_PKT_BURST);
+
+ port_statistics[portid].rx += nb_rx;
+
+ /* Enqueue packets from Crypto device*/
+ for (j = 0; j < nb_rx; j++) {
+ m = pkts_burst[j];
+ ol = rte_pktmbuf_offload_alloc(
+ l2fwd_mbuf_ol_pool,
+ RTE_PKTMBUF_OL_CRYPTO);
+ /*
+ * If we can't allocate a offload, then drop
+ * the rest of the burst and dequeue and
+ * process the packets to free offload structs
+ */
+ if (unlikely(ol == NULL)) {
+ for (; j < nb_rx; j++) {
+ rte_pktmbuf_free(pkts_burst[j]);
+ port_statistics[portid].dropped++;
+ }
+ break;
+ }
+
+ rte_prefetch0(rte_pktmbuf_mtod(m, void *));
+ rte_prefetch0((void *)ol);
+
+ l2fwd_simple_crypto_enqueue(m, ol, cparams);
+ }
+
+ /* Dequeue packets from Crypto device */
+ nb_rx = rte_cryptodev_dequeue_burst(
+ cparams->dev_id, cparams->qp_id,
+ pkts_burst, MAX_PKT_BURST);
+ crypto_statistics[cparams->dev_id].dequeued += nb_rx;
+
+ /* Forward crypto'd packets */
+ for (j = 0; j < nb_rx; j++) {
+ m = pkts_burst[j];
+ rte_pktmbuf_offload_free(m->offload_ops);
+ rte_prefetch0(rte_pktmbuf_mtod(m, void *));
+ l2fwd_simple_forward(m, portid);
+ }
+ }
+ }
+}
+
+static int
+l2fwd_launch_one_lcore(void *arg)
+{
+ l2fwd_main_loop((struct l2fwd_crypto_options *)arg);
+ return 0;
+}
+
+/* Display command line arguments usage */
+static void
+l2fwd_crypto_usage(const char *prgname)
+{
+ printf("%s [EAL options] -- --cdev TYPE [optional parameters]\n"
+ " -p PORTMASK: hexadecimal bitmask of ports to configure\n"
+ " -q NQ: number of queue (=ports) per lcore (default is 1)\n"
+ " -s manage all ports from single lcore"
+ " -t PERIOD: statistics will be refreshed each PERIOD seconds"
+ " (0 to disable, 10 default, 86400 maximum)\n"
+
+ " --cdev AESNI_MB / QAT\n"
+ " --chain HASH_CIPHER / CIPHER_HASH\n"
+
+ " --cipher_algo ALGO\n"
+ " --cipher_op ENCRYPT / DECRYPT\n"
+ " --cipher_key KEY\n"
+
+ " --auth ALGO\n"
+ " --auth_op GENERATE / VERIFY\n"
+ " --auth_key KEY\n"
+
+ " --sessionless\n",
+ prgname);
+}
+
+/** Parse crypto device type command line argument */
+static int
+parse_cryptodev_type(enum rte_cryptodev_type *type, char *optarg)
+{
+ if (strcmp("AESNI_MB", optarg) == 0) {
+ *type = RTE_CRYPTODEV_AESNI_MB_PMD;
+ return 0;
+ } else if (strcmp("QAT", optarg) == 0) {
+ *type = RTE_CRYPTODEV_QAT_PMD;
+ return 0;
+ }
+
+ return -1;
+}
+
+/** Parse crypto chain xform command line argument */
+static int
+parse_crypto_opt_chain(struct l2fwd_crypto_options *options, char *optarg)
+{
+ if (strcmp("CIPHER_HASH", optarg) == 0) {
+ options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
+ return 0;
+ } else if (strcmp("HASH_CIPHER", optarg) == 0) {
+ options->xform_chain = L2FWD_CRYPTO_HASH_CIPHER;
+ return 0;
+ }
+
+ return -1;
+}
+
+/** Parse crypto cipher algo option command line argument */
+static int
+parse_cipher_algo(enum rte_crypto_cipher_algorithm *algo, char *optarg)
+{
+ if (strcmp("AES_CBC", optarg) == 0) {
+ *algo = RTE_CRYPTO_CIPHER_AES_CBC;
+ return 0;
+ } else if (strcmp("AES_GCM", optarg) == 0) {
+ *algo = RTE_CRYPTO_CIPHER_AES_GCM;
+ return 0;
+ }
+
+ printf("Cipher algorithm not supported!\n");
+ return -1;
+}
+
+/** Parse crypto cipher operation command line argument */
+static int
+parse_cipher_op(enum rte_crypto_cipher_operation *op, char *optarg)
+{
+ if (strcmp("ENCRYPT", optarg) == 0) {
+ *op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
+ return 0;
+ } else if (strcmp("DECRYPT", optarg) == 0) {
+ *op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
+ return 0;
+ }
+
+ printf("Cipher operation not supported!\n");
+ return -1;
+}
+
+/** Parse crypto key command line argument */
+static int
+parse_key(struct rte_crypto_key *key __rte_unused,
+ unsigned length __rte_unused, char *arg __rte_unused)
+{
+ printf("Currently an unsupported argument!\n");
+ return -1;
+}
+
+/** Parse crypto cipher operation command line argument */
+static int
+parse_auth_algo(enum rte_crypto_auth_algorithm *algo, char *optarg)
+{
+ if (strcmp("SHA1", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA1;
+ return 0;
+ } else if (strcmp("SHA1_HMAC", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
+ return 0;
+ } else if (strcmp("SHA224", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA224;
+ return 0;
+ } else if (strcmp("SHA224_HMAC", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA224_HMAC;
+ return 0;
+ } else if (strcmp("SHA256", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA256;
+ return 0;
+ } else if (strcmp("SHA256_HMAC", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
+ return 0;
+ } else if (strcmp("SHA512", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA256;
+ return 0;
+ } else if (strcmp("SHA512_HMAC", optarg) == 0) {
+ *algo = RTE_CRYPTO_AUTH_SHA256_HMAC;
+ return 0;
+ }
+
+ printf("Authentication algorithm specified not supported!\n");
+ return -1;
+}
+
+static int
+parse_auth_op(enum rte_crypto_auth_operation *op, char *optarg)
+{
+ if (strcmp("VERIFY", optarg) == 0) {
+ *op = RTE_CRYPTO_AUTH_OP_VERIFY;
+ return 0;
+ } else if (strcmp("GENERATE", optarg) == 0) {
+ *op = RTE_CRYPTO_AUTH_OP_VERIFY;
+ return 0;
+ }
+
+ printf("Authentication operation specified not supported!\n");
+ return -1;
+}
+
+/** Parse long options */
+static int
+l2fwd_crypto_parse_args_long_options(struct l2fwd_crypto_options *options,
+ struct option *lgopts, int option_index)
+{
+ if (strcmp(lgopts[option_index].name, "no_stats") == 0) {
+ options->no_stats_printing = 1;
+ return 0;
+ }
+
+ if (strcmp(lgopts[option_index].name, "cdev_type") == 0)
+ return parse_cryptodev_type(&options->cdev_type, optarg);
+
+ else if (strcmp(lgopts[option_index].name, "chain") == 0)
+ return parse_crypto_opt_chain(options, optarg);
+
+ /* Cipher options */
+ else if (strcmp(lgopts[option_index].name, "cipher_algo") == 0)
+ return parse_cipher_algo(&options->cipher_xform.cipher.algo,
+ optarg);
+
+ else if (strcmp(lgopts[option_index].name, "cipher_op") == 0)
+ return parse_cipher_op(&options->cipher_xform.cipher.op,
+ optarg);
+
+ else if (strcmp(lgopts[option_index].name, "cipher_key") == 0)
+ return parse_key(&options->cipher_xform.cipher.key,
+ sizeof(options->ckey_data), optarg);
+
+ else if (strcmp(lgopts[option_index].name, "iv") == 0)
+ return parse_key(&options->iv_key, sizeof(options->ivkey_data),
+ optarg);
+
+ /* Authentication options */
+ else if (strcmp(lgopts[option_index].name, "auth_algo") == 0)
+ return parse_auth_algo(&options->cipher_xform.auth.algo,
+ optarg);
+
+ else if (strcmp(lgopts[option_index].name, "auth_op") == 0)
+ return parse_auth_op(&options->cipher_xform.auth.op,
+ optarg);
+
+ else if (strcmp(lgopts[option_index].name, "auth_key") == 0)
+ return parse_key(&options->auth_xform.auth.key,
+ sizeof(options->akey_data), optarg);
+
+ else if (strcmp(lgopts[option_index].name, "sessionless") == 0) {
+ options->sessionless = 1;
+ return 0;
+ }
+
+ return -1;
+}
+
+/** Parse port mask */
+static int
+l2fwd_crypto_parse_portmask(struct l2fwd_crypto_options *options,
+ const char *q_arg)
+{
+ char *end = NULL;
+ unsigned long pm;
+
+ /* parse hexadecimal string */
+ pm = strtoul(q_arg, &end, 16);
+ if ((pm == '\0') || (end == NULL) || (*end != '\0'))
+ pm = 0;
+
+ options->portmask = pm;
+ if (options->portmask == 0) {
+ printf("invalid portmask specified\n");
+ return -1;
+ }
+
+ return pm;
+}
+
+/** Parse number of queues */
+static int
+l2fwd_crypto_parse_nqueue(struct l2fwd_crypto_options *options,
+ const char *q_arg)
+{
+ char *end = NULL;
+ unsigned long n;
+
+ /* parse hexadecimal string */
+ n = strtoul(q_arg, &end, 10);
+ if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
+ n = 0;
+ else if (n >= MAX_RX_QUEUE_PER_LCORE)
+ n = 0;
+
+ options->nb_ports_per_lcore = n;
+ if (options->nb_ports_per_lcore == 0) {
+ printf("invalid number of ports selected\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+/** Parse timer period */
+static int
+l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
+ const char *q_arg)
+{
+ char *end = NULL;
+ int n;
+
+ /* parse number string */
+ n = strtol(q_arg, &end, 10);
+ if ((q_arg[0] == '\0') || (end == NULL) || (*end != '\0'))
+ n = 0;
+
+ if (n >= MAX_TIMER_PERIOD)
+ n = 0;
+
+ options->refresh_period = n * 1000 * TIMER_MILLISECOND;
+ if (options->refresh_period == 0) {
+ printf("invalid refresh period specified\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+/** Generate default options for application */
+static void
+l2fwd_crypto_default_options(struct l2fwd_crypto_options *options)
+{
+ srand(time(NULL));
+
+ options->portmask = 0xffffffff;
+ options->nb_ports_per_lcore = 1;
+ options->refresh_period = 10000;
+ options->single_lcore = 0;
+ options->no_stats_printing = 0;
+
+ options->cdev_type = RTE_CRYPTODEV_AESNI_MB_PMD;
+ options->sessionless = 0;
+ options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
+
+ /* Cipher Data */
+ options->cipher_xform.type = RTE_CRYPTO_XFORM_CIPHER;
+ options->cipher_xform.next = NULL;
+
+ options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
+ options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
+
+ generate_random_key(options->ckey_data, sizeof(options->ckey_data));
+
+ options->cipher_xform.cipher.key.data = options->ckey_data;
+ options->cipher_xform.cipher.key.phys_addr = 0;
+ options->cipher_xform.cipher.key.length = 16;
+
+
+ /* Authentication Data */
+ options->auth_xform.type = RTE_CRYPTO_XFORM_AUTH;
+ options->auth_xform.next = NULL;
+
+ options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
+ options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
+
+ options->auth_xform.auth.add_auth_data_length = 0;
+ options->auth_xform.auth.digest_length = 20;
+
+ generate_random_key(options->akey_data, sizeof(options->akey_data));
+
+ options->auth_xform.auth.key.data = options->akey_data;
+ options->auth_xform.auth.key.phys_addr = 0;
+ options->auth_xform.auth.key.length = 20;
+}
+
+static void
+l2fwd_crypto_options_print(struct l2fwd_crypto_options *options)
+{
+ printf("Options:-\nn");
+ printf("portmask: %x\n", options->portmask);
+ printf("ports per lcore: %u\n", options->nb_ports_per_lcore);
+ printf("refresh period : %u\n", options->refresh_period);
+ printf("single lcore mode: %s\n",
+ options->single_lcore ? "enabled" : "disabled");
+ printf("stats_printing: %s\n",
+ options->no_stats_printing ? "disabled" : "enabled");
+
+ switch (options->cdev_type) {
+ case RTE_CRYPTODEV_AESNI_MB_PMD:
+ printf("crytpodev type: AES-NI MB PMD\n"); break;
+ case RTE_CRYPTODEV_QAT_PMD:
+ printf("crytpodev type: QAT PMD\n"); break;
+ default:
+ break;
+ }
+
+ printf("sessionless crypto: %s\n",
+ options->sessionless ? "enabled" : "disabled");
+#if 0
+ options->xform_chain = L2FWD_CRYPTO_CIPHER_HASH;
+
+ /* Cipher Data */
+ options->cipher_xform.type = RTE_CRYPTO_XFORM_CIPHER;
+ options->cipher_xform.next = NULL;
+
+ options->cipher_xform.cipher.algo = RTE_CRYPTO_CIPHER_AES_CBC;
+ options->cipher_xform.cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
+
+ generate_random_key(options->ckey_data, sizeof(options->ckey_data));
+
+ options->cipher_xform.cipher.key.data = options->ckey_data;
+ options->cipher_xform.cipher.key.phys_addr = 0;
+ options->cipher_xform.cipher.key.length = 16;
+
+
+ /* Authentication Data */
+ options->auth_xform.type = RTE_CRYPTO_XFORM_AUTH;
+ options->auth_xform.next = NULL;
+
+ options->auth_xform.auth.algo = RTE_CRYPTO_AUTH_SHA1_HMAC;
+ options->auth_xform.auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
+
+ options->auth_xform.auth.add_auth_data_length = 0;
+ options->auth_xform.auth.digest_length = 20;
+
+ generate_random_key(options->akey_data, sizeof(options->akey_data));
+
+ options->auth_xform.auth.key.data = options->akey_data;
+ options->auth_xform.auth.key.phys_addr = 0;
+ options->auth_xform.auth.key.length = 20;
+#endif
+}
+
+/* Parse the argument given in the command line of the application */
+static int
+l2fwd_crypto_parse_args(struct l2fwd_crypto_options *options,
+ int argc, char **argv)
+{
+ int opt, retval, option_index;
+ char **argvopt = argv, *prgname = argv[0];
+
+ static struct option lgopts[] = {
+ { "no_stats", no_argument, 0, 0 },
+ { "sessionless", no_argument, 0, 0 },
+
+ { "cdev_type", required_argument, 0, 0 },
+ { "chain", required_argument, 0, 0 },
+
+ { "cipher_algo", required_argument, 0, 0 },
+ { "cipher_op", required_argument, 0, 0 },
+ { "cipher_key", required_argument, 0, 0 },
+
+ { "auth_algo", required_argument, 0, 0 },
+ { "auth_op", required_argument, 0, 0 },
+ { "auth_key", required_argument, 0, 0 },
+
+ { "iv", required_argument, 0, 0 },
+
+ { "sessionless", no_argument, 0, 0 },
+ { NULL, 0, 0, 0 }
+ };
+
+ l2fwd_crypto_default_options(options);
+
+ while ((opt = getopt_long(argc, argvopt, "p:q:st:", lgopts,
+ &option_index)) != EOF) {
+ switch (opt) {
+ /* long options */
+ case 0:
+ retval = l2fwd_crypto_parse_args_long_options(options,
+ lgopts, option_index);
+ if (retval < 0) {
+ l2fwd_crypto_usage(prgname);
+ return -1;
+ }
+ break;
+
+ /* portmask */
+ case 'p':
+ retval = l2fwd_crypto_parse_portmask(options, optarg);
+ if (retval < 0) {
+ l2fwd_crypto_usage(prgname);
+ return -1;
+ }
+ break;
+
+ /* nqueue */
+ case 'q':
+ retval = l2fwd_crypto_parse_nqueue(options, optarg);
+ if (retval < 0) {
+ l2fwd_crypto_usage(prgname);
+ return -1;
+ }
+ break;
+
+ /* single */
+ case 's':
+ options->single_lcore = 1;
+
+ break;
+
+ /* timer period */
+ case 't':
+ retval = l2fwd_crypto_parse_timer_period(options,
+ optarg);
+ if (retval < 0) {
+ l2fwd_crypto_usage(prgname);
+ return -1;
+ }
+ break;
+
+ default:
+ l2fwd_crypto_usage(prgname);
+ return -1;
+ }
+ }
+
+
+ if (optind >= 0)
+ argv[optind-1] = prgname;
+
+ retval = optind-1;
+ optind = 0; /* reset getopt lib */
+
+ return retval;
+}
+
+/* Check the link status of all ports in up to 9s, and print them finally */
+static void
+check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
+{
+#define CHECK_INTERVAL 100 /* 100ms */
+#define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
+ uint8_t portid, count, all_ports_up, print_flag = 0;
+ struct rte_eth_link link;
+
+ printf("\nChecking link status");
+ fflush(stdout);
+ for (count = 0; count <= MAX_CHECK_TIME; count++) {
+ all_ports_up = 1;
+ for (portid = 0; portid < port_num; portid++) {
+ if ((port_mask & (1 << portid)) == 0)
+ continue;
+ memset(&link, 0, sizeof(link));
+ rte_eth_link_get_nowait(portid, &link);
+ /* print link status if flag set */
+ if (print_flag == 1) {
+ if (link.link_status)
+ printf("Port %d Link Up - speed %u "
+ "Mbps - %s\n", (uint8_t)portid,
+ (unsigned)link.link_speed,
+ (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
+ ("full-duplex") : ("half-duplex\n"));
+ else
+ printf("Port %d Link Down\n",
+ (uint8_t)portid);
+ continue;
+ }
+ /* clear all_ports_up flag if any link down */
+ if (link.link_status == 0) {
+ all_ports_up = 0;
+ break;
+ }
+ }
+ /* after finally printing all link status, get out */
+ if (print_flag == 1)
+ break;
+
+ if (all_ports_up == 0) {
+ printf(".");
+ fflush(stdout);
+ rte_delay_ms(CHECK_INTERVAL);
+ }
+
+ /* set the print_flag if all ports up or timeout */
+ if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
+ print_flag = 1;
+ printf("done\n");
+ }
+ }
+}
+
+static int
+initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports)
+{
+ unsigned i, cdev_id, cdev_count, enabled_cdev_count = 0;
+ int retval;
+
+ if (options->cdev_type == RTE_CRYPTODEV_QAT_PMD) {
+ if (rte_cryptodev_count() < nb_ports)
+ return -1;
+ } else if (options->cdev_type == RTE_CRYPTODEV_AESNI_MB_PMD) {
+ for (i = 0; i < nb_ports; i++) {
+ int id = rte_eal_vdev_init(CRYPTODEV_NAME_AESNI_MB_PMD,
+ NULL);
+ if (id < 0)
+ return -1;
+ }
+ }
+
+ cdev_count = rte_cryptodev_count();
+ for (cdev_id = 0;
+ cdev_id < cdev_count && enabled_cdev_count < nb_ports;
+ cdev_id++) {
+ struct rte_cryptodev_qp_conf qp_conf;
+ struct rte_cryptodev_info dev_info;
+
+ struct rte_cryptodev_config conf = {
+ .nb_queue_pairs = 1,
+ .socket_id = SOCKET_ID_ANY,
+ .session_mp = {
+ .nb_objs = 2048,
+ .cache_size = 64
+ }
+ };
+
+ rte_cryptodev_info_get(cdev_id, &dev_info);
+
+ if (dev_info.dev_type != options->cdev_type)
+ continue;
+
+
+ retval = rte_cryptodev_configure(cdev_id, &conf);
+ if (retval < 0) {
+ printf("Failed to configure cryptodev %u", cdev_id);
+ return -1;
+ }
+
+ qp_conf.nb_descriptors = 2048;
+
+ retval = rte_cryptodev_queue_pair_setup(cdev_id, 0, &qp_conf,
+ SOCKET_ID_ANY);
+ if (retval < 0) {
+ printf("Failed to setup queue pair %u on cryptodev %u",
+ 0, cdev_id);
+ return -1;
+ }
+
+ l2fwd_enabled_crypto_mask |= (1 << cdev_id);
+
+ enabled_cdev_count++;
+ }
+
+ return enabled_cdev_count;
+}
+
+static int
+initialize_ports(struct l2fwd_crypto_options *options)
+{
+ uint8_t last_portid, portid;
+ unsigned enabled_portcount = 0;
+ unsigned nb_ports = rte_eth_dev_count();
+
+ if (nb_ports == 0) {
+ printf("No Ethernet ports - bye\n");
+ return -1;
+ }
+
+ if (nb_ports > RTE_MAX_ETHPORTS)
+ nb_ports = RTE_MAX_ETHPORTS;
+
+ /* Reset l2fwd_dst_ports */
+ for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
+ l2fwd_dst_ports[portid] = 0;
+
+ for (last_portid = 0, portid = 0; portid < nb_ports; portid++) {
+ int retval;
+
+ /* Skip ports that are not enabled */
+ if ((options->portmask & (1 << portid)) == 0)
+ continue;
+
+ /* init port */
+ printf("Initializing port %u... ", (unsigned) portid);
+ fflush(stdout);
+ retval = rte_eth_dev_configure(portid, 1, 1, &port_conf);
+ if (retval < 0) {
+ printf("Cannot configure device: err=%d, port=%u\n",
+ retval, (unsigned) portid);
+ return -1;
+ }
+
+ /* init one RX queue */
+ fflush(stdout);
+ retval = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
+ rte_eth_dev_socket_id(portid),
+ NULL, l2fwd_pktmbuf_pool);
+ if (retval < 0) {
+ printf("rte_eth_rx_queue_setup:err=%d, port=%u\n",
+ retval, (unsigned) portid);
+ return -1;
+ }
+
+ /* init one TX queue on each port */
+ fflush(stdout);
+ retval = rte_eth_tx_queue_setup(portid, 0, nb_txd,
+ rte_eth_dev_socket_id(portid),
+ NULL);
+ if (retval < 0) {
+ printf("rte_eth_tx_queue_setup:err=%d, port=%u\n",
+ retval, (unsigned) portid);
+
+ return -1;
+ }
+
+ /* Start device */
+ retval = rte_eth_dev_start(portid);
+ if (retval < 0) {
+ printf("rte_eth_dev_start:err=%d, port=%u\n",
+ retval, (unsigned) portid);
+ return -1;
+ }
+
+ rte_eth_promiscuous_enable(portid);
+
+ rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
+
+ printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
+ (unsigned) portid,
+ l2fwd_ports_eth_addr[portid].addr_bytes[0],
+ l2fwd_ports_eth_addr[portid].addr_bytes[1],
+ l2fwd_ports_eth_addr[portid].addr_bytes[2],
+ l2fwd_ports_eth_addr[portid].addr_bytes[3],
+ l2fwd_ports_eth_addr[portid].addr_bytes[4],
+ l2fwd_ports_eth_addr[portid].addr_bytes[5]);
+
+ /* initialize port stats */
+ memset(&port_statistics, 0, sizeof(port_statistics));
+
+ /* Setup port forwarding table */
+ if (enabled_portcount % 2) {
+ l2fwd_dst_ports[portid] = last_portid;
+ l2fwd_dst_ports[last_portid] = portid;
+ } else {
+ last_portid = portid;
+ }
+
+ l2fwd_enabled_port_mask |= (1 << portid);
+ enabled_portcount++;
+ }
+
+ if (enabled_portcount == 1) {
+ l2fwd_dst_ports[last_portid] = last_portid;
+ } else if (enabled_portcount % 2) {
+ printf("odd number of ports in portmask- bye\n");
+ return -1;
+ }
+
+ check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
+
+ return enabled_portcount;
+}
+
+int
+main(int argc, char **argv)
+{
+ struct lcore_queue_conf *qconf;
+ struct l2fwd_crypto_options options;
+
+ uint8_t nb_ports, nb_cryptodevs, portid, cdev_id;
+ unsigned lcore_id, rx_lcore_id;
+ int ret, enabled_cdevcount, enabled_portcount;
+
+ /* init EAL */
+ ret = rte_eal_init(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid EAL arguments\n");
+ argc -= ret;
+ argv += ret;
+
+ /* parse application arguments (after the EAL ones) */
+ ret = l2fwd_crypto_parse_args(&options, argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid L2FWD-CRYPTO arguments\n");
+
+ /* create the mbuf pool */
+ l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 128,
+ 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
+ if (l2fwd_pktmbuf_pool == NULL)
+ rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
+
+ /* create crypto op pool */
+ l2fwd_mbuf_ol_pool = rte_pktmbuf_offload_pool_create(
+ "mbuf_offload_pool", NB_MBUF, 128, 0, rte_socket_id());
+ if (l2fwd_mbuf_ol_pool == NULL)
+ rte_exit(EXIT_FAILURE, "Cannot create crypto op pool\n");
+
+ /* Enable Ethernet ports */
+ enabled_portcount = initialize_ports(&options);
+ if (enabled_portcount < 1)
+ rte_exit(EXIT_FAILURE, "Failed to initial Ethernet ports\n");
+
+ nb_ports = rte_eth_dev_count();
+ /* Initialize the port/queue configuration of each logical core */
+ for (rx_lcore_id = 0, qconf = NULL, portid = 0;
+ portid < nb_ports; portid++) {
+
+ /* skip ports that are not enabled */
+ if ((options.portmask & (1 << portid)) == 0)
+ continue;
+
+ if (options.single_lcore && qconf == NULL) {
+ while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
+ rx_lcore_id++;
+ if (rx_lcore_id >= RTE_MAX_LCORE)
+ rte_exit(EXIT_FAILURE,
+ "Not enough cores\n");
+ }
+ } else if (!options.single_lcore) {
+ /* get the lcore_id for this port */
+ while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
+ lcore_queue_conf[rx_lcore_id].nb_rx_ports ==
+ options.nb_ports_per_lcore) {
+ rx_lcore_id++;
+ if (rx_lcore_id >= RTE_MAX_LCORE)
+ rte_exit(EXIT_FAILURE,
+ "Not enough cores\n");
+ }
+ }
+
+ /* Assigned a new logical core in the loop above. */
+ if (qconf != &lcore_queue_conf[rx_lcore_id])
+ qconf = &lcore_queue_conf[rx_lcore_id];
+
+ qconf->rx_port_list[qconf->nb_rx_ports] = portid;
+ qconf->nb_rx_ports++;
+
+ printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned)portid);
+ }
+
+
+ /* Enable Crypto devices */
+ enabled_cdevcount = initialize_cryptodevs(&options, enabled_portcount);
+ if (enabled_cdevcount < 1)
+ rte_exit(EXIT_FAILURE, "Failed to initial crypto devices\n");
+
+ nb_cryptodevs = rte_cryptodev_count();
+ /* Initialize the port/queue configuration of each logical core */
+ for (rx_lcore_id = 0, qconf = NULL, cdev_id = 0;
+ cdev_id < nb_cryptodevs && enabled_cdevcount;
+ cdev_id++) {
+ struct rte_cryptodev_info info;
+
+ rte_cryptodev_info_get(cdev_id, &info);
+
+ /* skip devices of the wrong type */
+ if (options.cdev_type != info.dev_type)
+ continue;
+
+ if (options.single_lcore && qconf == NULL) {
+ while (rte_lcore_is_enabled(rx_lcore_id) == 0) {
+ rx_lcore_id++;
+ if (rx_lcore_id >= RTE_MAX_LCORE)
+ rte_exit(EXIT_FAILURE,
+ "Not enough cores\n");
+ }
+ } else if (!options.single_lcore) {
+ /* get the lcore_id for this port */
+ while (rte_lcore_is_enabled(rx_lcore_id) == 0 ||
+ lcore_queue_conf[rx_lcore_id].nb_crypto_devs ==
+ options.nb_ports_per_lcore) {
+ rx_lcore_id++;
+ if (rx_lcore_id >= RTE_MAX_LCORE)
+ rte_exit(EXIT_FAILURE,
+ "Not enough cores\n");
+ }
+ }
+
+ /* Assigned a new logical core in the loop above. */
+ if (qconf != &lcore_queue_conf[rx_lcore_id])
+ qconf = &lcore_queue_conf[rx_lcore_id];
+
+ qconf->cryptodev_list[qconf->nb_crypto_devs] = cdev_id;
+ qconf->nb_crypto_devs++;
+
+ enabled_cdevcount--;
+
+ printf("Lcore %u: cryptodev %u\n", rx_lcore_id,
+ (unsigned)cdev_id);
+ }
+
+
+
+ /* launch per-lcore init on every lcore */
+ rte_eal_mp_remote_launch(l2fwd_launch_one_lcore, (void *)&options,
+ CALL_MASTER);
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ if (rte_eal_wait_lcore(lcore_id) < 0)
+ return -1;
+ }
+
+ return 0;
+}