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- /*
- This file is part of GNUnet.
- (C) 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_routing.h
- * @brief GNUnet DHT tracking of requests for routing replies
- * @author Christian Grothoff
- */
- #ifndef GNUNET_SERVICE_DHT_ROUTING_H
- #define GNUNET_SERVICE_DHT_ROUTING_H
- #include "gnunet_util_lib.h"
- #include "gnunet_block_lib.h"
- #include "gnunet_dht_service.h"
- /**
- * Handle a reply (route to origin). Only forwards the reply back to
- * other peers waiting for it. Does not do local caching or
- * forwarding to local clients. Essentially calls
- * GDS_NEIGHBOURS_handle_reply for all peers that sent us a matching
- * request recently.
- *
- * @param type type of the block
- * @param expiration_time when does the content expire
- * @param key key for the content
- * @param put_path_length number of entries in @a put_path
- * @param put_path peers the original PUT traversed (if tracked)
- * @param get_path_length number of entries in @a get_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 @a data
- */
- void
- GDS_ROUTING_process (enum GNUNET_BLOCK_Type type,
- struct GNUNET_TIME_Absolute expiration_time,
- const struct GNUNET_HashCode * key, unsigned int put_path_length,
- const struct GNUNET_PeerIdentity *put_path,
- unsigned int get_path_length,
- const struct GNUNET_PeerIdentity *get_path,
- const void *data, size_t data_size);
- /**
- * Add a new entry to our routing table.
- *
- * @param sender peer that originated the request
- * @param type type of the block
- * @param options options for processing
- * @param key key for the content
- * @param xquery extended query
- * @param xquery_size number of bytes in @a xquery
- * @param reply_bf bloomfilter to filter duplicates
- * @param reply_bf_mutator mutator for @a reply_bf
- */
- void
- GDS_ROUTING_add (const struct GNUNET_PeerIdentity *sender,
- enum GNUNET_BLOCK_Type type,
- enum GNUNET_DHT_RouteOption options,
- const struct GNUNET_HashCode * key, const void *xquery,
- size_t xquery_size,
- const struct GNUNET_CONTAINER_BloomFilter *reply_bf,
- uint32_t reply_bf_mutator);
- /**
- * Initialize routing subsystem.
- */
- void
- GDS_ROUTING_init (void);
- /**
- * Shutdown routing subsystem.
- */
- void
- GDS_ROUTING_done (void);
- #endif
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