gnunet-service-dht.h

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/*
     This file is part of GNUnet.
     Copyright (C) 2009-2016, 2026 GNUnet e.V.
 
     GNUnet is free software: you can redistribute it and/or modify it
     under the terms of the GNU Affero General Public License as published
     by the Free Software Foundation, either version 3 of the License,
     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
     Affero General Public License for more details.
 
     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
     SPDX-License-Identifier: AGPL3.0-or-later
 */
 
#ifndef GNUNET_SERVICE_DHT_H
#define GNUNET_SERVICE_DHT_H
 
#include "gnunet-service-dht_datacache.h"
#include "gnunet-service-dht_neighbours.h"
#include "gnunet_pils_service.h"
#include "gnunet_statistics_service.h"
 
 
#define DEBUG_DHT GNUNET_EXTRA_LOGGING
 
struct GDS_Underlay;
 
extern const struct GNUNET_CONFIGURATION_Handle *GDS_cfg;
 
extern struct GNUNET_SERVICE_Handle *GDS_service;
 
extern struct GNUNET_BLOCK_Context *GDS_block_context;
 
extern struct GNUNET_STATISTICS_Handle *GDS_stats;
 
extern struct GNUNET_PILS_Handle *GDS_pils;
 
extern struct GNUNET_MessageHeader *GDS_my_hello;
 
 
void
GDS_u_try_connect (const struct GNUNET_PeerIdentity *pid,
                   const char *address);
 
 
void
GDS_u_send (struct GDS_Underlay *u,
            struct GNUNET_DHTU_Target *target,
            const void *msg,
            size_t msg_size,
            GNUNET_SCHEDULER_TaskCallback finished_cb,
            void *finished_cb_cls);
 
 
void
GDS_u_drop (struct GDS_Underlay *u,
            struct GNUNET_DHTU_PreferenceHandle *ph);
 
 
struct GNUNET_DHTU_PreferenceHandle *
GDS_u_hold (struct GDS_Underlay *u,
            struct GNUNET_DHTU_Target *target);
 
 
bool
GDS_CLIENTS_handle_reply (const struct GNUNET_DATACACHE_Block *bd,
                          const struct GNUNET_HashCode *query_hash,
                          unsigned int get_path_length,
                          const struct GNUNET_DHT_PathElement *get_path);
 
 
void
GDS_CLIENTS_process_get (enum GNUNET_DHT_RouteOption options,
                         enum GNUNET_BLOCK_Type type,
                         uint32_t hop_count,
                         uint32_t desired_replication_level,
                         const struct GNUNET_HashCode *key);
 
 
void
GDS_CLIENTS_process_get_resp (const struct GNUNET_DATACACHE_Block *bd,
                              const struct GNUNET_DHT_PathElement *get_path,
                              unsigned int get_path_length);
 
 
void
GDS_CLIENTS_process_put (const struct GNUNET_DATACACHE_Block *bd,
                         uint32_t hop_count,
                         uint32_t desired_replication_level);
 
double
GDS_NSE_get (void);
 
#endif