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22 * @file dht/gnunet-service-wdht_neighbours.h
23 * @brief GNUnet DHT routing code
24 * @author Supriti Singh
27 #ifndef GNUNET_SERVICE_WDHT_NEIGHBOURS_H
28 #define GNUNET_SERVICE_WDHT_NEIGHBOURS_H
30 #include "gnunet_util_lib.h"
31 #include "gnunet_block_lib.h"
32 #include "gnunet_dht_service.h"
36 * Handle the put request from the client.
38 * @param key Key for the content
39 * @param block_type Type of the block
40 * @param options Routing options
41 * @param desired_replication_level Desired replication count
42 * @param expiration_time When does the content expire
43 * @param data Content to store
44 * @param data_size Size of content @a data in bytes
47 GDS_NEIGHBOURS_handle_put (const struct GNUNET_HashCode *key,
48 enum GNUNET_BLOCK_Type block_type,
49 enum GNUNET_DHT_RouteOption options,
50 uint32_t desired_replication_level,
51 struct GNUNET_TIME_Absolute expiration_time,
52 const void *data, size_t data_size);
55 * Handle the get request from the client file. If I am destination do
56 * datacache put and return. Else find the target friend and forward message
59 * @param key Key for the content
60 * @param block_type Type of the block
61 * @param options Routing options
62 * @param desired_replication_level Desired replication count
65 GDS_NEIGHBOURS_handle_get (const struct GNUNET_HashCode *key,
66 enum GNUNET_BLOCK_Type block_type,
67 enum GNUNET_DHT_RouteOption options,
68 uint32_t desired_replication_level);
72 * Send the get result to requesting client.
74 * @param trail_id trail identifying where to send the result to, NULL for us
75 * @param options routing options (from GET request)
76 * @param key key of the requested data.
77 * @param type block type
78 * @param put_path_length number of peers in @a put_path
79 * @param put_path path taken to put the data at its stored location.
80 * @param expiration when will this result expire?
81 * @param data payload to store
82 * @param data_size size of the @a data
85 GDS_NEIGHBOURS_send_get_result (const struct GNUNET_HashCode *trail_id,
86 enum GNUNET_DHT_RouteOption options,
87 const struct GNUNET_HashCode *key,
88 enum GNUNET_BLOCK_Type type,
89 unsigned int put_path_length,
90 const struct GNUNET_PeerIdentity *put_path,
91 struct GNUNET_TIME_Absolute expiration,
92 const void *data, size_t data_size);
96 * Initialize neighbours subsystem.
98 * @return #GNUNET_OK on success,
99 * #GNUNET_SYSERR on error
102 GDS_NEIGHBOURS_init (void);
106 * Shutdown neighbours subsystem.
109 GDS_NEIGHBOURS_done (void);
115 * @return my identity
117 struct GNUNET_PeerIdentity
118 GDS_NEIGHBOURS_get_my_id (void);