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authorSusant Sahani <susant@redhat.com>2014-12-11 09:59:55 +0530
committerSusant Sahani <susant@redhat.com>2014-12-19 08:15:05 +0530
commit49699bac94d24b444274f91f85c82e6fad04d029 (patch)
tree617cd733775e4b23bcabc37de590f4f6ff8ef916 /src/libsystemd/sd-network/sd-network.c
parentce43e484465050c619ea9a1991d49b3d6215028b (diff)
LLDP: Add support for networkctl
Diffstat (limited to 'src/libsystemd/sd-network/sd-network.c')
-rw-r--r--src/libsystemd/sd-network/sd-network.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/src/libsystemd/sd-network/sd-network.c b/src/libsystemd/sd-network/sd-network.c
index d63e6f9dfa..c735cac3b1 100644
--- a/src/libsystemd/sd-network/sd-network.c
+++ b/src/libsystemd/sd-network/sd-network.c
@@ -192,6 +192,32 @@ _public_ int sd_network_link_get_llmnr(int ifindex, char **llmnr) {
return 0;
}
+_public_ int sd_network_link_get_lldp(int ifindex, char **lldp) {
+ _cleanup_free_ char *s = NULL, *p = NULL;
+ size_t size;
+ int r;
+
+ assert_return(ifindex > 0, -EINVAL);
+ assert_return(lldp, -EINVAL);
+
+ if (asprintf(&p, "/run/systemd/netif/lldp/%d", ifindex) < 0)
+ return -ENOMEM;
+
+ r = read_full_file(p, &s, &size);
+ if (r == -ENOENT)
+ return -ENODATA;
+ if (r < 0)
+ return r;
+ if (size <= 0)
+ return -ENODATA;
+
+ *lldp = s;
+ s = NULL;
+
+ return 0;
+}
+
+
static int network_get_link_strv(const char *key, int ifindex, char ***ret) {
_cleanup_free_ char *p = NULL, *s = NULL;
_cleanup_strv_free_ char **a = NULL;