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- /*
- This file is part of GNUnet.
- Copyright (C) 2009-2016 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
- */
- /**
- * @file dht/gnunet-service-dht.h
- * @brief GNUnet DHT globals
- * @author Christian Grothoff
- */
- #ifndef GNUNET_SERVICE_DHT_H
- #define GNUNET_SERVICE_DHT_H
- #include "gnunet_util_lib.h"
- #include "gnunet_statistics_service.h"
- #include "gnunet_transport_service.h"
- #include "gnunet_block_lib.h"
- #define DEBUG_DHT GNUNET_EXTRA_LOGGING
- /**
- * Configuration we use.
- */
- extern const struct GNUNET_CONFIGURATION_Handle *GDS_cfg;
- /**
- * Handle for the service.
- */
- extern struct GNUNET_SERVICE_Handle *GDS_service;
- /**
- * Our handle to the BLOCK library.
- */
- extern struct GNUNET_BLOCK_Context *GDS_block_context;
- /**
- * Handle for the statistics service.
- */
- extern struct GNUNET_STATISTICS_Handle *GDS_stats;
- /**
- * Our HELLO
- */
- extern struct GNUNET_MessageHeader *GDS_my_hello;
- /**
- * Handle a reply we've received from another peer. If the reply
- * matches any of our pending queries, forward it to the respective
- * client(s).
- *
- * @param expiration when will the reply expire
- * @param key the query this reply is for
- * @param get_path_length number of peers in @a get_path
- * @param get_path path the reply took on get
- * @param put_path_length number of peers in @a put_path
- * @param put_path path the reply took on put
- * @param type type of the reply
- * @param data_size number of bytes in @a data
- * @param data application payload data
- */
- void
- GDS_CLIENTS_handle_reply (struct GNUNET_TIME_Absolute expiration,
- const struct GNUNET_HashCode *key,
- unsigned int get_path_length,
- const struct GNUNET_PeerIdentity *get_path,
- unsigned int put_path_length,
- const struct GNUNET_PeerIdentity *put_path,
- enum GNUNET_BLOCK_Type type,
- size_t data_size,
- const void *data);
- /**
- * Check if some client is monitoring GET messages and notify
- * them in that case.
- *
- * @param options Options, for instance RecordRoute, DemultiplexEverywhere.
- * @param type The type of data in the request.
- * @param hop_count Hop count so far.
- * @param path_length number of entries in path (or 0 if not recorded).
- * @param path peers on the GET path (or NULL if not recorded).
- * @param desired_replication_level Desired replication level.
- * @param key Key of the requested data.
- */
- void
- GDS_CLIENTS_process_get (uint32_t options,
- enum GNUNET_BLOCK_Type type,
- uint32_t hop_count,
- uint32_t desired_replication_level,
- unsigned int path_length,
- const struct GNUNET_PeerIdentity *path,
- const struct GNUNET_HashCode *key);
- /**
- * Check if some client is monitoring GET RESP messages and notify
- * them in that case.
- *
- * @param type The type of data in the result.
- * @param get_path Peers on GET path (or NULL if not recorded).
- * @param get_path_length number of entries in @a get_path.
- * @param put_path peers on the PUT path (or NULL if not recorded).
- * @param put_path_length number of entries in @a get_path.
- * @param exp Expiration time of the data.
- * @param key Key of the @a data.
- * @param data Pointer to the result data.
- * @param size Number of bytes in @a data.
- */
- void
- GDS_CLIENTS_process_get_resp (enum GNUNET_BLOCK_Type type,
- const struct GNUNET_PeerIdentity *get_path,
- unsigned int get_path_length,
- const struct GNUNET_PeerIdentity *put_path,
- unsigned int put_path_length,
- struct GNUNET_TIME_Absolute exp,
- const struct GNUNET_HashCode *key,
- const void *data,
- size_t size);
- /**
- * Check if some client is monitoring PUT messages and notify
- * them in that case.
- *
- * @param options Options, for instance RecordRoute, DemultiplexEverywhere.
- * @param type The type of data in the request.
- * @param hop_count Hop count so far.
- * @param path_length number of entries in path (or 0 if not recorded).
- * @param path peers on the PUT path (or NULL if not recorded).
- * @param desired_replication_level Desired replication level.
- * @param exp Expiration time of the data.
- * @param key Key under which data is to be stored.
- * @param data Pointer to the data carried.
- * @param size Number of bytes in data.
- */
- void
- GDS_CLIENTS_process_put (uint32_t options,
- enum GNUNET_BLOCK_Type type,
- uint32_t hop_count,
- uint32_t desired_replication_level,
- unsigned int path_length,
- const struct GNUNET_PeerIdentity *path,
- struct GNUNET_TIME_Absolute exp,
- const struct GNUNET_HashCode *key,
- const void *data,
- size_t size);
- #endif
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