+static void
+str_to_eth_dst(const char *str,
+ uint8_t mac[ETH_ADDR_LEN], uint8_t mask[ETH_ADDR_LEN])
+{
+ if (sscanf(str, ETH_ADDR_SCAN_FMT"/"ETH_ADDR_SCAN_FMT,
+ ETH_ADDR_SCAN_ARGS(mac), ETH_ADDR_SCAN_ARGS(mask))
+ == ETH_ADDR_SCAN_COUNT * 2) {
+ if (!flow_wildcards_is_dl_dst_mask_valid(mask)) {
+ ovs_fatal(0, "%s: invalid Ethernet destination mask (only "
+ "00:00:00:00:00:00, 01:00:00:00:00:00, "
+ "fe:ff:ff:ff:ff:ff, and ff:ff:ff:ff:ff:ff are allowed)",
+ str);
+ }
+ } else if (sscanf(str, ETH_ADDR_SCAN_FMT, ETH_ADDR_SCAN_ARGS(mac))
+ == ETH_ADDR_SCAN_COUNT) {
+ memset(mask, 0xff, ETH_ADDR_LEN);
+ } else {
+ ovs_fatal(0, "invalid mac address %s", str);
+ }
+}
+