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diff --git a/src/plugins/gbp/gbp_endpoint_group.h b/src/plugins/gbp/gbp_endpoint_group.h
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+++ b/src/plugins/gbp/gbp_endpoint_group.h
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+/*
+ * Copyright (c) 2018 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 __GBP_ENDPOINT_GROUP_H__
+#define __GBP_ENDPOINT_GROUP_H__
+
+#include <plugins/gbp/gbp_types.h>
+
+#include <vnet/fib/fib_types.h>
+
+/**
+ * An Endpoint Group representation
+ */
+typedef struct gpb_endpoint_group_t_
+{
+  /**
+   * ID
+   */
+  epg_id_t gepg_id;
+
+  /**
+   * Bridge-domain ID the EPG is in
+   */
+  u32 gepg_bd;
+
+  /**
+   * route-domain/IP-table ID the EPG is in
+   */
+  u32 gepg_rd[FIB_PROTOCOL_IP_MAX];
+
+  /**
+   * resulting FIB indices
+   */
+  u32 gepg_fib_index[FIB_PROTOCOL_IP_MAX];
+
+  /**
+   * Is the EPG an external/NAT
+   */
+  u8 gepg_is_ext;
+
+  /**
+   * the uplink interface dedicated to the EPG
+   */
+  u32 gepg_uplink_sw_if_index;
+
+  /**
+   * The DPO used in the L3 path for forwarding internal subnets
+   */
+  dpo_id_t gepg_dpo[FIB_PROTOCOL_IP_MAX];
+} gbp_endpoint_group_t;
+
+/**
+ * EPG DB, key'd on EGP-ID
+ */
+typedef struct gbp_endpoint_group_db_t_
+{
+  uword *gepg_hash;
+} gbp_endpoint_group_db_t;
+
+extern int gbp_endpoint_group_add (epg_id_t epg_id,
+				   u32 bd_id,
+				   u32 ip4_table_id,
+				   u32 ip6_table_id, u32 uplink_sw_if_index);
+extern void gbp_endpoint_group_delete (epg_id_t epg_id);
+
+typedef int (*gbp_endpoint_group_cb_t) (gbp_endpoint_group_t * gbpe,
+					void *ctx);
+extern void gbp_endpoint_group_walk (gbp_endpoint_group_cb_t bgpe, void *ctx);
+
+extern gbp_endpoint_group_t *gbp_endpoint_group_find (epg_id_t epg_id);
+
+/**
+ * DP functions and databases
+ */
+extern gbp_endpoint_group_db_t gbp_endpoint_group_db;
+extern gbp_endpoint_group_t *gbp_endpoint_group_pool;
+
+always_inline u32
+gbp_epg_itf_lookup (epg_id_t epg)
+{
+  uword *p;
+
+  p = hash_get (gbp_endpoint_group_db.gepg_hash, epg);
+
+  if (NULL != p)
+    {
+      gbp_endpoint_group_t *gepg;
+
+      gepg = pool_elt_at_index (gbp_endpoint_group_pool, p[0]);
+      return (gepg->gepg_uplink_sw_if_index);
+    }
+  return (~0);
+}
+
+always_inline const dpo_id_t *
+gbp_epg_dpo_lookup (epg_id_t epg, fib_protocol_t fproto)
+{
+  uword *p;
+
+  p = hash_get (gbp_endpoint_group_db.gepg_hash, epg);
+
+  if (NULL != p)
+    {
+      gbp_endpoint_group_t *gepg;
+
+      gepg = pool_elt_at_index (gbp_endpoint_group_pool, p[0]);
+      return (&gepg->gepg_dpo[fproto]);
+    }
+  return (NULL);
+}
+
+#endif
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */