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-rw-r--r--src/vnet/mpls/mpls_types.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/vnet/mpls/mpls_types.h b/src/vnet/mpls/mpls_types.h
index d7c629df..b1075cdd 100644
--- a/src/vnet/mpls/mpls_types.h
+++ b/src/vnet/mpls/mpls_types.h
@@ -1,3 +1,17 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
#ifndef __MPLS_TYPES_H__
#define __MPLS_TYPES_H__
@@ -36,4 +50,10 @@
(((_lbl) > MPLS_IETF_MIN_UNRES_LABEL) && \
((_lbl) <= MPLS_IETF_MAX_UNRES_LABEL))
+/**
+ * The top bit of the index, which is the result of the MPLS lookup
+ * is used to determine if the DPO is a load-balance or a replicate
+ */
+#define MPLS_IS_REPLICATE 0x80000000
+
#endif