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/*
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
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