2 This file is part of GNUnet.
3 (C) 2011 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file dht/gnunet-service-dht_routing.h
23 * @brief GNUnet DHT tracking of requests for routing replies
24 * @author Christian Grothoff
26 #ifndef GNUNET_SERVICE_DHT_ROUTING_H
27 #define GNUNET_SERVICE_DHT_ROUTING_H
29 #include "gnunet_util_lib.h"
30 #include "gnunet_block_lib.h"
34 * Handle a reply (route to origin). Only forwards the reply back to
35 * other peers waiting for it. Does not do local caching or
36 * forwarding to local clients. Essentially calls
37 * GDS_NEIGHBOURS_handle_reply for all peers that sent us a matching
40 * @param type type of the block
41 * @param expiration_time when does the content expire
42 * @param key key for the content
43 * @param put_path_length number of entries in put_path
44 * @param put_path peers the original PUT traversed (if tracked)
45 * @param get_path_length number of entries in put_path
46 * @param get_path peers this reply has traversed so far (if tracked)
47 * @param data payload of the reply
48 * @param data_size number of bytes in data
51 GDS_ROUTING_process (enum GNUNET_BLOCK_Type type,
52 struct GNUNET_TIME_Absolute expiration_time,
53 const GNUNET_HashCode *key,
54 unsigned int put_path_length,
55 const struct GNUNET_PeerIdentity *put_path,
56 unsigned int get_path_length,
57 const struct GNUNET_PeerIdentity *get_path,
63 * Add a new entry to our routing table.
65 * @param sender peer that originated the request
66 * @param type type of the block
67 * @param key key for the content
68 * @param xquery extended query
69 * @param xquery_size number of bytes in xquery
70 * @param reply_bf bloomfilter to filter duplicates
71 * @param reply_bf_mutator mutator for reply_bf
74 GDS_ROUTING_add (const struct GNUNET_PeerIdentity *sender,
75 enum GNUNET_BLOCK_Type type,
76 const GNUNET_HashCode *key,
79 const struct GNUNET_CONTAINER_BloomFilter *reply_bf,
80 uint32_t reply_bf_mutator);
84 * Initialize routing subsystem.
87 GDS_ROUTING_init (void);
91 * Shutdown routing subsystem.
94 GDS_ROUTING_done (void);