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3 Copyright (C) 2013-2016 GNUnet e.V.
5 GNUnet is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Affero General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
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11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Affero General Public License for more details.
15 You should have received a copy of the GNU Affero General Public License
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20 * @file peerstore/peerstore_common.h
21 * @brief Helper peerstore functions
22 * @author Omar Tarabai
25 #include "peerstore.h"
28 * Creates a hash of the given key combination
32 PEERSTORE_hash_key (const char *sub_system,
33 const struct GNUNET_PeerIdentity *peer,
35 struct GNUNET_HashCode *ret);
39 * Creates a MQ envelope for a single record
41 * @param sub_system sub system string
42 * @param peer Peer identity (can be NULL)
43 * @param key record key string (can be NULL)
44 * @param value record value BLOB (can be NULL)
45 * @param value_size record value size in bytes (set to 0 if value is NULL)
46 * @param expiry time after which the record expires
47 * @param options options specific to the storage operation
48 * @param msg_type message type to be set in header
49 * @return pointer to record message struct
51 struct GNUNET_MQ_Envelope *
52 PEERSTORE_create_record_mq_envelope (const char *sub_system,
53 const struct GNUNET_PeerIdentity *peer,
57 struct GNUNET_TIME_Absolute expiry,
58 enum GNUNET_PEERSTORE_StoreOption options,
63 * Parses a message carrying a record
65 * @param srm the actual message
66 * @return Pointer to record or NULL on error
68 struct GNUNET_PEERSTORE_Record *
69 PEERSTORE_parse_record_message (const struct StoreRecordMessage *srm);
73 * Free any memory allocated for this record
78 PEERSTORE_destroy_record (struct GNUNET_PEERSTORE_Record *record);
80 /* end of peerstore_common.h */