X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=examples%2Fl2fwd-crypto%2Fmain.c;h=66397a08a102117f8d290c6a1ae06db7d7ff4078;hb=7b53c036e6bf56623b8273018ff1c8cc62847857;hp=a1ce7127edd350d368a9f72d68b3048487c95938;hpb=a41e6ff15809d40e0f9bbc9576bf8f7f80fbec1d;p=deb_dpdk.git

diff --git a/examples/l2fwd-crypto/main.c b/examples/l2fwd-crypto/main.c
index a1ce7127..66397a08 100644
--- a/examples/l2fwd-crypto/main.c
+++ b/examples/l2fwd-crypto/main.c
@@ -45,6 +45,8 @@
 #include <ctype.h>
 #include <errno.h>
 #include <getopt.h>
+#include <fcntl.h>
+#include <unistd.h>
 
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
@@ -588,10 +590,18 @@ l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
 static void
 generate_random_key(uint8_t *key, unsigned length)
 {
-	unsigned i;
+	int fd;
+	int ret;
+
+	fd = open("/dev/urandom", O_RDONLY);
+	if (fd < 0)
+		rte_exit(EXIT_FAILURE, "Failed to generate random key\n");
 
-	for (i = 0; i < length; i++)
-		key[i] = rand() % 0xff;
+	ret = read(fd, key, length);
+	close(fd);
+
+	if (ret != (signed)length)
+		rte_exit(EXIT_FAILURE, "Failed to generate random key\n");
 }
 
 static struct rte_cryptodev_sym_session *
@@ -1195,8 +1205,6 @@ l2fwd_crypto_parse_timer_period(struct l2fwd_crypto_options *options,
 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;
@@ -1788,6 +1796,13 @@ initialize_cryptodevs(struct l2fwd_crypto_options *options, unsigned nb_ports,
 			return -1;
 		}
 
+		retval = rte_cryptodev_start(cdev_id);
+		if (retval < 0) {
+			printf("Failed to start device %u: error %d\n",
+					cdev_id, retval);
+			return -1;
+		}
+
 		l2fwd_enabled_crypto_mask |= (1 << cdev_id);
 
 		enabled_cdevs[cdev_id] = 1;