2 This file is part of GNUnet.
3 Copyright (C) 2011-2013 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,
8 or (at your option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
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
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 SPDX-License-Identifier: AGPL3.0-or-later
22 * @file namecache/namecache.h
23 * @brief common internal definitions for namecache service
24 * @author Matthias Wachs
25 * @author Christian Grothoff
31 * Maximum length of any name, including 0-termination.
33 #define MAX_NAME_LEN 256
35 GNUNET_NETWORK_STRUCT_BEGIN
38 * Generic namecache message with op id
40 struct GNUNET_NAMECACHE_Header {
42 * header.type will be GNUNET_MESSAGE_TYPE_NAMECACHE_*
43 * header.size will be message size
45 struct GNUNET_MessageHeader header;
50 uint32_t r_id GNUNET_PACKED;
55 * Lookup a block in the namecache
57 struct LookupBlockMessage {
59 * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK
61 struct GNUNET_NAMECACHE_Header gns_header;
66 struct GNUNET_HashCode query GNUNET_PACKED;
73 struct LookupBlockResponseMessage {
75 * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK_RESPONSE
77 struct GNUNET_NAMECACHE_Header gns_header;
82 struct GNUNET_TIME_AbsoluteNBO expire;
87 struct GNUNET_CRYPTO_EcdsaSignature signature;
92 struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
94 /* follwed by encrypted block data */
99 * Cache a record in the namecache.
101 struct BlockCacheMessage {
103 * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE
105 struct GNUNET_NAMECACHE_Header gns_header;
110 struct GNUNET_TIME_AbsoluteNBO expire;
115 struct GNUNET_CRYPTO_EcdsaSignature signature;
118 * Derived public key.
120 struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
122 /* follwed by encrypted block data */
127 * Response to a request to cache a block.
129 struct BlockCacheResponseMessage {
131 * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE_RESPONSE
133 struct GNUNET_NAMECACHE_Header gns_header;
136 * #GNUNET_OK on success, #GNUNET_SYSERR error
138 int32_t op_result GNUNET_PACKED;
142 GNUNET_NETWORK_STRUCT_END
145 /* end of namecache.h */