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diff --git a/src/vnet/dpo/classify_dpo.h b/src/vnet/dpo/classify_dpo.h
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+++ b/src/vnet/dpo/classify_dpo.h
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+/*
+ * 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 __CLASSIFY_DPO_H__
+#define __CLASSIFY_DPO_H__
+
+#include <vnet/vnet.h>
+#include <vnet/mpls/packet.h>
+#include <vnet/dpo/dpo.h>
+
+/**
+ * A representation of an MPLS label for imposition in the data-path
+ */
+typedef struct classify_dpo_t
+{
+    dpo_proto_t cd_proto;
+
+    u32 cd_table_index;
+
+    /**
+     * Number of locks/users of the label
+     */
+    u16 cd_locks;
+} classify_dpo_t;
+
+extern index_t classify_dpo_create(dpo_proto_t proto,
+                                   u32 classify_table_index);
+
+extern u8* format_classify_dpo(u8 *s, va_list *args);
+
+/*
+ * Encapsulation violation for fast data-path access
+ */
+extern classify_dpo_t *classify_dpo_pool;
+
+static inline classify_dpo_t *
+classify_dpo_get (index_t index)
+{
+    return (pool_elt_at_index(classify_dpo_pool, index));
+}
+
+extern void classify_dpo_module_init(void);
+
+#endif