/*
This file is part of GNUnet.
- (C) 2009, 2010, 2011 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009, 2010, 2011 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
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.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
#include "gnunet_dht_service.h"
-/** FIXME: by default I keep current_source, and destination as my own id.
- * in case we find a finger then we update current_source in the
- * find_successor message.
- * Construct a Put message and send it to target_peer.
- * @param key Key for the content
- * @param data Content to store
- * @param data_size Size of content @a data in bytes
+#if ENABLE_MALICIOUS
+/**
+ * Set the ENABLE_MALICIOUS value to malicious.
+ * @param malicious
+ */
+int
+GDS_NEIGHBOURS_act_malicious (unsigned int malicious);
+#endif
+
+/**
+ * Handle the put request from the client.
+ * @param key Key for the content
* @param block_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 current_destination
- * @param current_source
- * @param target_peer Peer to which this message will be forwarded.
- * @param hop_count Number of hops traversed so far.
- * @param put_path_length Total number of peers in @a put_path
- * @param put_path Number of peers traversed so far
- */
-void
-GDS_NEIGHBOURS_send_put (const struct GNUNET_HashCode *key,
- const void *data, size_t data_size,
- enum GNUNET_BLOCK_Type block_type,
- enum GNUNET_DHT_RouteOption options,
- uint32_t desired_replication_level,
- struct GNUNET_TIME_Absolute expiration_time,
- struct GNUNET_PeerIdentity *current_destination,
- struct GNUNET_PeerIdentity *current_source,
- struct GNUNET_PeerIdentity *target_peer,
- uint32_t hop_count,
- uint32_t put_path_length,
- struct GNUNET_PeerIdentity *put_path);
-
-
-/** FIXME: by default I keep current_source, and destination as my own id.
- * in case we find a finger then we update current_source in the
- * find_successor message.
- * Construct a Get message and send it to target_peer.
- * @param key Key for the content
* @param data Content to store
* @param data_size Size of content @a data in bytes
+ */
+void
+GDS_NEIGHBOURS_handle_put (const struct GNUNET_HashCode *key,
+ enum GNUNET_BLOCK_Type block_type,
+ enum GNUNET_DHT_RouteOption options,
+ uint32_t desired_replication_level,
+ struct GNUNET_TIME_Absolute expiration_time,
+ const void *data, size_t data_size);
+
+/**
+ * Handle the get request from the client file. If I am destination do
+ * datacache put and return. Else find the target friend and forward message
+ * to it.
+ * @param key Key for the content
* @param block_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 current_destination
- * @param current_source
- * @param target_peer Peer to which this message will be forwarded.
- * @param hop_count Number of hops traversed so far.
- * @param put_path_length Total number of peers in @a put_path
- * @param put_path Number of peers traversed so far
*/
void
-GDS_NEIGHBOURS_send_get (const struct GNUNET_HashCode *key,
- enum GNUNET_BLOCK_Type block_type,
- enum GNUNET_DHT_RouteOption options,
- uint32_t desired_replication_level,
- struct GNUNET_PeerIdentity *current_destination,
- struct GNUNET_PeerIdentity *current_source,
- struct GNUNET_PeerIdentity *target_peer,
- uint32_t hop_count,
- uint32_t get_path_length,
- struct GNUNET_PeerIdentity *get_path);
-
+GDS_NEIGHBOURS_handle_get(const struct GNUNET_HashCode *key,
+ enum GNUNET_BLOCK_Type block_type,
+ enum GNUNET_DHT_RouteOption options,
+ uint32_t desired_replication_level);
/**
* Send the get result to requesting client.
- * @param expiration When will this result expire?
* @param key Key of the requested data.
+ * @param type Block type
+ * @param target_peer Next peer to forward the message to.
+ * @param source_peer Peer which has the data for the key.
* @param put_path_length Number of peers in @a put_path
* @param put_path Path taken to put the data at its stored location.
- * @param type Block type
- * @param data_size Size of the @a data
- * @param data Payload to store
- * @param get_path Path taken to reach to the location of the key.
* @param get_path_length Number of peers in @a get_path
- * @param current_get_path_index Index in get_path
- * @param next_hop Next peer to forward the message to.
- * @param source_peer Peer which has the data for the key.
+ * @param get_path Path taken to reach to the location of the key.
+ * @param expiration When will this result expire?
+ * @param data Payload to store
+ * @param data_size Size of the @a data
*/
-/* FIXME: Remove redundant arguments
- * 1.remove get_path_index from message and just look up into the get path
- for your location and get the next peer.
- * 2. Remove next_hop, source_peer */
-void
-GDS_NEIGHBOURS_send_get_result (struct GNUNET_TIME_Absolute expiration,
- const struct GNUNET_HashCode *key,
+void
+GDS_NEIGHBOURS_send_get_result (const struct GNUNET_HashCode *key,
+ enum GNUNET_BLOCK_Type type,
+ const struct GNUNET_PeerIdentity *target_peer,
+ const struct GNUNET_PeerIdentity *source_peer,
unsigned int put_path_length,
const struct GNUNET_PeerIdentity *put_path,
- enum GNUNET_BLOCK_Type type, size_t data_size,
- const void *data,
- struct GNUNET_PeerIdentity *get_path,
unsigned int get_path_length,
- struct GNUNET_PeerIdentity *next_hop,
- struct GNUNET_PeerIdentity *source_peer);
+ const struct GNUNET_PeerIdentity *get_path,
+ struct GNUNET_TIME_Absolute expiration,
+ const void *data, size_t data_size);
+
+/**
+ * Construct a trail teardown message and forward it to target friend.
+ * @param trail_id Unique identifier of the trail.
+ * @param trail_direction Direction of trail.
+ * @param target_friend Friend to get this message.
+ */
+void
+GDS_NEIGHBOURS_send_trail_teardown (const struct GNUNET_HashCode *trail_id,
+ unsigned int trail_direction,
+ const struct GNUNET_PeerIdentity *peer);
+
/**
* Initialize neighbours subsystem.
*
- * @return #GNUNET_OK on success,
+ * @return #GNUNET_OK on success,
* #GNUNET_SYSERR on error
*/
int
*
* @return my identity
*/
-const struct GNUNET_PeerIdentity *
+struct GNUNET_PeerIdentity
GDS_NEIGHBOURS_get_my_id (void);
-
#endif