+ fib_table_find_or_create_and_lock(FIB_PROTOCOL_MPLS,
+ MPLS_FIB_DEFAULT_TABLE_ID,
+ FIB_SOURCE_MPLS);
+ }
+ else
+ {
+ fib_index = mpls_fib_index_from_table_id(MPLS_FIB_DEFAULT_TABLE_ID);
+
+ /*
+ * if this is a change in label, remove the old one first
+ */
+ if (src->u.mpls.fesm_label != label)
+ {
+ FOR_EACH_MPLS_EOS_BIT(eos)
+ {
+ ASSERT(FIB_NODE_INDEX_INVALID != src->u.mpls.fesm_lfes[eos]);
+ fib_table_entry_delete_index(src->u.mpls.fesm_lfes[eos],
+ FIB_SOURCE_SPECIAL);
+ }
+ }
+ }
+
+ src->u.mpls.fesm_label = label;
+
+ FOR_EACH_MPLS_EOS_BIT(eos)
+ {
+ prefix.fp_eos = eos;
+ prefix.fp_payload_proto = fib_proto_to_dpo(payload_proto);
+
+ fib_entry_contribute_forwarding(fei,
+ (eos ?
+ FIB_FORW_CHAIN_TYPE_MPLS_EOS :
+ FIB_FORW_CHAIN_TYPE_MPLS_NON_EOS),
+ &dpo);
+ src->u.mpls.fesm_lfes[eos] =
+ fib_table_entry_special_dpo_add(fib_index,
+ &prefix,
+ FIB_SOURCE_SPECIAL,
+ FIB_ENTRY_FLAG_EXCLUSIVE,
+ &dpo);
+ dpo_reset(&dpo);