WIP

2 files changed, 26 insertions, 0 deletions

diff --git a/lib/tunnel_encaps.c b/lib/tunnel_encaps.c
index 590cf958..b77bc710 100644
--- a/lib/tunnel_encaps.c
+++ b/lib/tunnel_encaps.c
@@ -58,7 +58,19 @@ int decode_tunnel_ep(const void *p, size_t sub_tlv_len, struct tunnel_encap *enc
 
   encap->ep.asn = get_u32(p);
   u16 af = get_u16(p + 4);
+  encap->ep.af = af;
   switch (af) {
+  case 0:
+    if (sub_tlv_len != 6) {
+      log(L_TRACE "WG: Fam 0 len error %d", sub_tlv_len);
+      return -1;
+    }
+    if (encap->ep.asn != 0) {
+      log(L_TRACE "WG: Fam 0 asn error %d", sub_tlv_len);
+      return -1;
+    }
+    encap->ep.ip = IP6_NONE;
+    return 0;
   case NET_IP4:
     if (sub_tlv_len != 10) {
       log(L_TRACE "WG: IPv4 len error %d", sub_tlv_len);
@@ -289,3 +301,11 @@ int format_tunnel_encap(const eattr *a, byte *buf, uint size)
 
   return pos - buf;
 }
+
+void register_format_tunnel_encap(int type, format_tunnel_encap_fn cb)
+{
+}
+
+void unregister_format_tunnel_encap(int type, format_tunnel_encap_fn cb)
+{
+}
diff --git a/lib/tunnel_encaps.h b/lib/tunnel_encaps.h
index 7358947e..12a905db 100644
--- a/lib/tunnel_encaps.h
+++ b/lib/tunnel_encaps.h
@@ -19,6 +19,7 @@
 /* Tunnel Encapsulation */
 struct tunnel_endpoint {
   u32 asn;
+  u16 af;
   ip_addr ip;
 };
 
@@ -32,8 +33,13 @@ struct tunnel_encap {
   u16 flags;
 };
 
+typedef int (*format_tunnel_encap_fn)(const struct tunnel_encap *, byte *buf, uint size);
+
 int decode_tunnel_encap(const eattr *e, struct tunnel_encap *encap, struct pool *pool);
 
 int format_tunnel_encap(const eattr *a, byte *buf, uint size);
 
+void register_format_tunnel_encap(int type, format_tunnel_encap_fn cb);
+void unregister_format_tunnel_encap(int type, format_tunnel_encap_fn cb);
+
 #endif	/* _BIRD_TUNNEL_ENCAPS_ */