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diff --git a/src/dht/gnunet-service-dht_neighbours.h b/src/dht/gnunet-service-dht_neighbours.h
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+++ b/src/dht/gnunet-service-dht_neighbours.h
@@ -0,0 +1,122 @@
+/*
+     This file is part of GNUnet.
+     (C) 2009, 2010, 2011 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 3, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+
+/**
+ * @file dht/gnunet-service-dht_neighbours.h
+ * @brief GNUnet DHT routing code
+ * @author Christian Grothoff
+ * @author Nathan Evans
+ */
+#ifndef GNUNET_SERVICE_DHT_NEIGHBOURS_H
+#define GNUNET_SERVICE_DHT_NEIGHBOURS_H
+
+
+/**
+ * Perform a PUT operation.
+ *
+ * @param type type of the block
+ * @param options routing options
+ * @param desired_replication_level desired replication count
+ * @param expiration_time when does the content expire
+ * @param key key for the content
+ * @param put_path_length number of entries in put_path
+ * @param put_path peers this request has traversed so far (if tracked)
+ * @param data payload to store
+ * @param data_size number of bytes in data
+ */
+void
+GST_NEIGHBOURS_handle_put (uint32_t type,
+                           uint32_t options,
+                           uint32_t desired_replication_level,
+                           GNUNET_TIME_Absolute expiration_time,
+                           const GNUNET_HashCode *key,
+                           unsigned int put_path_length,
+                           struct GNUNET_PeerIdentity *put_path,
+                           const void *data,
+                           size_t data_size);
+
+
+/**
+ * Perform a GET operation.
+ *
+ *
+ * @param type type of the block
+ * @param options routing options
+ * @param desired_replication_level desired replication count
+ * @param key key for the content
+ * @param xquery extended query
+ * @param xquery_size number of bytes in xquery
+ * @param reply_bf bloomfilter to filter duplicates
+ * @param reply_bf_mutator mutator for reply_bf
+ * @param peer_bf filter for peers not to select (again)
+ */
+void
+GST_NEIGHBOURS_handle_get (uint32_t type,
+                           uint32_t options,
+                           uint32_t desired_replication_level,
+                           const GNUNET_HashCode *key,
+                           const void *xquery,
+                           size_t xquery_size,
+                           const struct GNUNET_CONTAINER_BloomFilter *reply_bf,
+                           uint32_t reply_bf_mutator,
+                           const struct GNUNET_CONTAINER_BloomFilter *peer_bf);
+
+
+/**
+ * Handle a reply (route to origin).
+ *
+ * @param type type of the block
+ * @param options routing options
+ * @param expiration_time when does the content expire
+ * @param key key for the content
+ * @param put_path_length number of entries in put_path
+ * @param put_path peers the original PUT traversed (if tracked)
+ * @param get_path_length number of entries in put_path
+ * @param get_path peers this reply has traversed so far (if tracked)
+ * @param data payload of the reply
+ * @param data_size number of bytes in data
+ */
+void
+GST_NEIGHBOURS_handle_reply (uint32_t type,
+                             uint32_t options,
+                             GNUNET_TIME_Absolute expiration_time,
+                             const GNUNET_HashCode *key,
+                             unsigned int put_path_length,
+                             struct GNUNET_PeerIdentity *put_path,
+                             unsigned int get_path_length,
+                             struct GNUNET_PeerIdentity *get_path,
+                             const void *data,
+                             size_t data_size);
+
+
+/**
+ * Initialize neighbours subsystem.
+ */
+void
+GST_NEIGHBOURS_init (void);
+
+/**
+ * Shutdown neighbours subsystem.
+ */
+void
+GST_NEIGHBOURS_done (void);
+
+
+#endif