+ assert_return(ret, -EINVAL);
+
+ r = parse_env_file("/run/systemd/netif/state", NEWLINE, key, &s, NULL);
+ if (r == -ENOENT)
+ return -ENODATA;
+ if (r < 0)
+ return r;
+ if (isempty(s)) {
+ *ret = NULL;
+ return 0;
+ }
+
+ a = strv_split(s, " ");
+ if (!a)
+ return -ENOMEM;
+
+ strv_uniq(a);
+ r = strv_length(a);
+
+ *ret = a;
+ a = NULL;
+
+ return r;
+}
+
+_public_ int sd_network_get_dns(char ***ret) {
+ return network_get_strv("DNS", ret);
+}
+
+_public_ int sd_network_get_ntp(char ***ret) {
+ return network_get_strv("NTP", ret);
+}
+
+_public_ int sd_network_get_link_state(int ifindex, char **state) {
+ _cleanup_free_ char *s = NULL, *p = NULL;
+ int r;
+
+ assert_return(ifindex > 0, -EINVAL);