batman-adv: add debugfs support to view multiif tables

[deliverable/linux.git] / net / batman-adv / originator.c

diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index bd887809f08e07afac085440a0fe7d0bfecb35f2..5ed037fab1843cad6df553710636418bbe862580 100644 (file)
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -940,11 +940,57 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)
                return 0;
        }
 
-       bat_priv->bat_algo_ops->bat_orig_print(bat_priv, seq);
+       bat_priv->bat_algo_ops->bat_orig_print(bat_priv, seq,
+                                              BATADV_IF_DEFAULT);
 
        return 0;
 }
 
+/**
+ * batadv_orig_hardif_seq_print_text - writes originator infos for a specific
+ *  outgoing interface
+ * @seq: debugfs table seq_file struct
+ * @offset: not used
+ *
+ * Returns 0
+ */
+int batadv_orig_hardif_seq_print_text(struct seq_file *seq, void *offset)
+{
+       struct net_device *net_dev = (struct net_device *)seq->private;
+       struct batadv_hard_iface *hard_iface;
+       struct batadv_priv *bat_priv;
+
+       hard_iface = batadv_hardif_get_by_netdev(net_dev);
+
+       if (!hard_iface || !hard_iface->soft_iface) {
+               seq_puts(seq, "Interface not known to B.A.T.M.A.N.\n");
+               goto out;
+       }
+
+       bat_priv = netdev_priv(hard_iface->soft_iface);
+       if (!bat_priv->bat_algo_ops->bat_orig_print) {
+               seq_puts(seq,
+                        "No printing function for this routing protocol\n");
+               goto out;
+       }
+
+       if (hard_iface->if_status != BATADV_IF_ACTIVE) {
+               seq_puts(seq, "Interface not active\n");
+               goto out;
+       }
+
+       seq_printf(seq, "[B.A.T.M.A.N. adv %s, IF/MAC: %s/%pM (%s %s)]\n",
+                  BATADV_SOURCE_VERSION, hard_iface->net_dev->name,
+                  hard_iface->net_dev->dev_addr,
+                  hard_iface->soft_iface->name, bat_priv->bat_algo_ops->name);
+
+       bat_priv->bat_algo_ops->bat_orig_print(bat_priv, seq, hard_iface);
+
+out:
+       batadv_hardif_free_ref(hard_iface);
+       return 0;
+}
+
 int batadv_orig_hash_add_if(struct batadv_hard_iface *hard_iface,
                            int max_if_num)
 {