X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fnat%2Fnat64_db.c;h=008a137da10847d3a080e43bc6aaaa5b2345b9fe;hb=efcd1e9e1d7dda4e4ea3db5750925cd8f6894f4d;hp=da73ceee2d104f4ebee0a2470092aaa28b8ca33d;hpb=20ab0a4943f7509f6e07d6c614eee90c80c8b963;p=vpp.git

diff --git a/src/plugins/nat/nat64_db.c b/src/plugins/nat/nat64_db.c
index da73ceee2d1..008a137da10 100644
--- a/src/plugins/nat/nat64_db.c
+++ b/src/plugins/nat/nat64_db.c
@@ -529,6 +529,52 @@ nat64_db_st_entry_find (nat64_db_t * db, ip46_address_t * l_addr,
   return ste;
 }
 
+u32
+nat64_db_st_entry_get_index (nat64_db_t * db, nat64_db_st_entry_t * ste)
+{
+  nat64_db_st_entry_t *st;
+
+  switch (ip_proto_to_snat_proto (ste->proto))
+    {
+/* *INDENT-OFF* */
+#define _(N, i, n, s) \
+    case SNAT_PROTOCOL_##N: \
+      st = db->st._##n##_st; \
+      break;
+      foreach_snat_protocol
+#undef _
+/* *INDENT-ON* */
+    default:
+      st = db->st._unk_proto_st;
+      return (u32) ~ 0;
+    }
+
+  return ste - st;
+}
+
+nat64_db_st_entry_t *
+nat64_db_st_entry_by_index (nat64_db_t * db, u8 proto, u32 ste_index)
+{
+  nat64_db_st_entry_t *st;
+
+  switch (ip_proto_to_snat_proto (proto))
+    {
+/* *INDENT-OFF* */
+#define _(N, i, n, s) \
+    case SNAT_PROTOCOL_##N: \
+      st = db->st._##n##_st; \
+      break;
+      foreach_snat_protocol
+#undef _
+/* *INDENT-ON* */
+    default:
+      st = db->st._unk_proto_st;
+      break;
+    }
+
+  return pool_elt_at_index (st, ste_index);
+}
+
 void
 nad64_db_st_free_expired (nat64_db_t * db, u32 now)
 {