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- /*
- This file is part of GNUnet.
- Copyright (C) 2011-2013 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 namecache/namecache.h
- * @brief common internal definitions for namecache service
- * @author Matthias Wachs
- * @author Christian Grothoff
- */
- #ifndef NAMECACHE_H
- #define NAMECACHE_H
- /**
- * Maximum length of any name, including 0-termination.
- */
- #define MAX_NAME_LEN 256
- GNUNET_NETWORK_STRUCT_BEGIN
- /**
- * Generic namecache message with op id
- */
- struct GNUNET_NAMECACHE_Header
- {
- /**
- * header.type will be GNUNET_MESSAGE_TYPE_NAMECACHE_*
- * header.size will be message size
- */
- struct GNUNET_MessageHeader header;
- /**
- * Request ID in NBO
- */
- uint32_t r_id GNUNET_PACKED;
- };
- /**
- * Lookup a block in the namecache
- */
- struct LookupBlockMessage
- {
- /**
- * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK
- */
- struct GNUNET_NAMECACHE_Header gns_header;
- /**
- * The query.
- */
- struct GNUNET_HashCode query GNUNET_PACKED;
- };
- /**
- * Lookup response
- */
- struct LookupBlockResponseMessage
- {
- /**
- * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_LOOKUP_BLOCK_RESPONSE
- */
- struct GNUNET_NAMECACHE_Header gns_header;
- /**
- * Expiration time
- */
- struct GNUNET_TIME_AbsoluteNBO expire;
- /**
- * Signature.
- */
- struct GNUNET_CRYPTO_EcdsaSignature signature;
- /**
- * Derived public key.
- */
- struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
- /* follwed by encrypted block data */
- };
- /**
- * Cache a record in the namecache.
- */
- struct BlockCacheMessage
- {
- /**
- * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE
- */
- struct GNUNET_NAMECACHE_Header gns_header;
- /**
- * Expiration time
- */
- struct GNUNET_TIME_AbsoluteNBO expire;
- /**
- * Signature.
- */
- struct GNUNET_CRYPTO_EcdsaSignature signature;
- /**
- * Derived public key.
- */
- struct GNUNET_CRYPTO_EcdsaPublicKey derived_key;
- /* follwed by encrypted block data */
- };
- /**
- * Response to a request to cache a block.
- */
- struct BlockCacheResponseMessage
- {
- /**
- * Type will be #GNUNET_MESSAGE_TYPE_NAMECACHE_BLOCK_CACHE_RESPONSE
- */
- struct GNUNET_NAMECACHE_Header gns_header;
- /**
- * #GNUNET_OK on success, #GNUNET_SYSERR error
- */
- int32_t op_result GNUNET_PACKED;
- };
- GNUNET_NETWORK_STRUCT_END
- /* end of namecache.h */
- #endif
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