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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 fs/gnunet-service-fs_indexing.h
* @brief indexing for the file-sharing service
* @author Christian Grothoff
*/
#ifndef GNUNET_SERVICE_FS_INDEXING_H
#define GNUNET_SERVICE_FS_INDEXING_H
#include "gnunet_block_lib.h"
#include "gnunet_core_service.h"
#include "gnunet_datastore_service.h"
#include "gnunet_peer_lib.h"
#include "gnunet_protocols.h"
#include "gnunet_signatures.h"
#include "gnunet_util_lib.h"
/**
* We've received an on-demand encoded block from the datastore.
* Attempt to do on-demand encoding and (if successful), call the
* continuation with the resulting block. On error, clean up and ask
* the datastore for more results.
*
* @param key key for the content
* @param size number of bytes in data
* @param data content stored
* @param type type of the content
* @param priority priority of the content
* @param anonymity anonymity-level for the content
* @param expiration expiration time for the content
* @param uid unique identifier for the datum;
* maybe 0 if no unique identifier is available
* @param cont function to call with the actual block (at most once, on success)
* @param cont_cls closure for cont
* @return GNUNET_OK on success
*/
int
GNUNET_FS_handle_on_demand_block (const GNUNET_HashCode * key, uint32_t size,
const void *data, enum GNUNET_BLOCK_Type type,
uint32_t priority, uint32_t anonymity,
struct GNUNET_TIME_Absolute expiration,
uint64_t uid,
GNUNET_DATASTORE_DatumProcessor cont,
void *cont_cls);
/**
* Handle INDEX_START-message.
*
* @param cls closure
* @param client identification of the client
* @param message the actual message
*/
void
GNUNET_FS_handle_index_start (void *cls, struct GNUNET_SERVER_Client *client,
const struct GNUNET_MessageHeader *message);
/**
* Handle INDEX_LIST_GET-message.
*
* @param cls closure
* @param client identification of the client
* @param message the actual message
*/
void
GNUNET_FS_handle_index_list_get (void *cls, struct GNUNET_SERVER_Client *client,
const struct GNUNET_MessageHeader *message);
/**
* Handle UNINDEX-message.
*
* @param cls closure
* @param client identification of the client
* @param message the actual message
*/
void
GNUNET_FS_handle_unindex (void *cls, struct GNUNET_SERVER_Client *client,
const struct GNUNET_MessageHeader *message);
/**
* Initialize the indexing submodule.
*
* @param c configuration to use
* @param d datastore to use
* @return GNUNET_OK on success
*/
int
GNUNET_FS_indexing_init (const struct GNUNET_CONFIGURATION_Handle *c,
struct GNUNET_DATASTORE_Handle *d);
/**
* Shutdown the module.
*/
void
GNUNET_FS_indexing_done (void);
#endif
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