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3 Copyright (C) 2011-2013 GNUnet e.V.
5 GNUnet is free software: you can redistribute it and/or modify it
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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.
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16 along with this program. If not, see <http://www.gnu.org/licenses/>.
20 * @file namecache/namecache.h
21 * @brief common internal definitions for namecache service
22 * @author Matthias Wachs
23 * @author Christian Grothoff
29 * Maximum length of any name, including 0-termination.
31 #define MAX_NAME_LEN 256
33 GNUNET_NETWORK_STRUCT_BEGIN
36 * Generic namecache message with op id
38 struct GNUNET_NAMECACHE_Header
41 * header.type will be GNUNET_MESSAGE_TYPE_NAMECACHE_*
42 * header.size will be message size
44 struct GNUNET_MessageHeader header;
49 uint32_t r_id GNUNET_PACKED;
54 * Lookup a block in the namecache
56 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;
74 struct LookupBlockResponseMessage
77 * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK_RESPONSE
79 struct GNUNET_NAMECACHE_Header gns_header;
84 struct GNUNET_TIME_AbsoluteNBO expire;
89 struct GNUNET_CRYPTO_EcdsaSignature signature;
94 struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
96 /* follwed by encrypted block data */
101 * Cache a record in the namecache.
103 struct BlockCacheMessage
106 * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE
108 struct GNUNET_NAMECACHE_Header gns_header;
113 struct GNUNET_TIME_AbsoluteNBO expire;
118 struct GNUNET_CRYPTO_EcdsaSignature signature;
121 * Derived public key.
123 struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
125 /* follwed by encrypted block data */
130 * Response to a request to cache a block.
132 struct BlockCacheResponseMessage
135 * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE_RESPONSE
137 struct GNUNET_NAMECACHE_Header gns_header;
140 * #GNUNET_OK on success, #GNUNET_SYSERR error
142 int32_t op_result GNUNET_PACKED;
146 GNUNET_NETWORK_STRUCT_END
149 /* end of namecache.h */