+static int
+parse_cryptodev_mask(struct l2fwd_crypto_options *options,
+ const char *q_arg)
+{
+ char *end = NULL;
+ uint64_t pm;
+
+ /* parse hexadecimal string */
+ pm = strtoul(q_arg, &end, 16);
+ if ((pm == '\0') || (end == NULL) || (*end != '\0'))
+ pm = 0;
+
+ options->cryptodev_mask = pm;
+ if (options->cryptodev_mask == 0) {
+ printf("invalid cryptodev_mask specified\n");
+ return -1;
+ }
+
+ return 0;
+}
+