+ assert_return(ifindex > 0, -EINVAL);
+ assert_return(state, -EINVAL);
+
+ if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0)
+ return -ENOMEM;
+
+ r = parse_env_file(p, NEWLINE, "OPER_STATE", &s, NULL);
+ if (r == -ENOENT)
+ return -ENODATA;
+ else if (r < 0)
+ return r;
+ else if (!s)
+ return -EIO;
+
+ *state = s;
+ s = NULL;
+
+ return 0;
+}
+
+_public_ int sd_network_get_llmnr(int ifindex, char **llmnr) {
+ _cleanup_free_ char *s = NULL, *p = NULL;
+ int r;
+
+ assert_return(ifindex > 0, -EINVAL);
+ assert_return(llmnr, -EINVAL);
+
+ if (asprintf(&p, "/run/systemd/netif/links/%d", ifindex) < 0)
+ return -ENOMEM;
+
+ r = parse_env_file(p, NEWLINE, "LLMNR", &s, NULL);
+ if (r == -ENOENT)
+ return -ENODATA;
+ else if (r < 0)
+ return r;
+
+ *llmnr = s;
+ s = NULL;
+
+ return 0;
+}
+
+_public_ int sd_network_get_dhcp_lease(int ifindex, sd_dhcp_lease **ret) {
+ _cleanup_free_ char *p = NULL, *s = NULL;
+ sd_dhcp_lease *lease = NULL;
+ int r;
+
+ assert_return(ifindex > 0, -EINVAL);