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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_datacache.h
- * @brief GNUnet DHT service's datacache integration
- * @author Christian Grothoff
- * @author Nathan Evans
- */
- #ifndef GNUNET_SERVICE_DHT_DATACACHE_H
- #define GNUNET_SERVICE_DHT_DATACACHE_H
- #include "gnunet_util_lib.h"
- #include "gnunet_block_lib.h"
- /**
- * Handle a datum we've received from another peer. Cache if
- * possible.
- *
- * @param expiration when will the reply expire
- * @param key the query this reply is for
- * @param put_path_length number of peers in 'put_path'
- * @param put_path path the reply took on put
- * @param type type of the reply
- * @param data_size number of bytes in 'data'
- * @param data application payload data
- */
- void
- GDS_DATACACHE_handle_put (struct GNUNET_TIME_Absolute expiration,
- const struct GNUNET_HashCode * key,
- unsigned int put_path_length,
- const struct GNUNET_PeerIdentity *put_path,
- enum GNUNET_BLOCK_Type type, size_t data_size,
- const void *data);
- /**
- * Handle a GET request we've received from another peer.
- *
- * @param key the query
- * @param type requested data type
- * @param xquery extended query
- * @param xquery_size number of bytes in xquery
- * @param reply_bf where the reply bf is (to be) stored, possibly updated!, can be NULL
- * @param reply_bf_mutator mutation value for reply_bf
- * @return evaluation result for the local replies
- */
- enum GNUNET_BLOCK_EvaluationResult
- GDS_DATACACHE_handle_get (const struct GNUNET_HashCode * key,
- enum GNUNET_BLOCK_Type type, const void *xquery,
- size_t xquery_size,
- struct GNUNET_CONTAINER_BloomFilter **reply_bf,
- uint32_t reply_bf_mutator);
- /**
- * Initialize datacache subsystem.
- */
- void
- GDS_DATACACHE_init (void);
- /**
- * Shutdown datacache subsystem.
- */
- void
- GDS_DATACACHE_done (void);
- #endif
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