X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fnetwork%2Fsd-network.c;h=260ca470d1142cf08df5e73da069910bbcc6ed02;hb=2cd666f8c93d2fc27566bd16f21fba1043735729;hp=bfb8321c879ae9b4a99634fdb5579726f072612c;hpb=6f4dedb250f2d607eceefaa491f338becbeee7c0;p=elogind.git

diff --git a/src/network/sd-network.c b/src/network/sd-network.c
index bfb8321c8..260ca470d 100644
--- a/src/network/sd-network.c
+++ b/src/network/sd-network.c
@@ -107,6 +107,28 @@ _public_ int sd_network_get_link_operational_state(int ifindex, char **state) {
         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;