/*
 * Copyright (c) 2008, Raphael Manfredi
 *
 *----------------------------------------------------------------------
 * This file is part of gtk-gnutella.
 *
 *  gtk-gnutella 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 2 of the License, or
 *  (at your option) any later version.
 *
 *  gtk-gnutella 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 gtk-gnutella; if not, write to the Free Software
 *  Foundation, Inc.:
 *      51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *----------------------------------------------------------------------
 */

/**
 * @ingroup dht
 * @file
 *
 * Local key management.
 *
 * @author Raphael Manfredi
 * @date 2008
 */

#ifndef _dht_keys_h_
#define _dht_keys h_

#include "kuid.h"
#include "values.h"

#define MAX_VALUES_PER_KEY	16	/**< Max amount of values allowed under key */

/*
 * Public interface.
 */

void keys_init(void);
void keys_close(void);

bool keys_exists(const kuid_t *key);
bool keys_is_store_loaded(const kuid_t *id);
void keys_get_status(const kuid_t *id, bool *full, bool *loaded, bool can_expire);
uint64 keys_has(const kuid_t *id, const kuid_t *cid, bool store);
void keys_add_value(const kuid_t *id, const kuid_t *cid,
	uint64 dbkey, time_t expire);
void keys_update_value(const kuid_t *id, const kuid_t *cid, time_t expire);
void keys_remove_value(const kuid_t *id, const kuid_t *cid, uint64 dbkey);
int keys_get_all(const kuid_t *id, dht_value_t **valvec, int valcnt);
int keys_get(const kuid_t *id, dht_value_type_t type,
	kuid_t **secondary, int secondary_count, dht_value_t **valvec, int valcnt,
	float *loadptr, bool *cached);
bool keys_within_kball(const kuid_t *id);
bool keys_is_foreign(const kuid_t *id);
bool keys_is_nearby(const kuid_t *id);
double keys_decimation_factor(const kuid_t *key);
void keys_update_kball();
void keys_offload(const knode_t *kn);

#endif /* _dht_keys_h_ */

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