+ * The query.
+ */
+ struct GNUNET_HashCode query;
+
+};
+
+
+/**
+ * Lookup response
+ */
+struct LookupBlockResponseMessage
+{
+ /**
+ * Type will be GNUNET_MESSAGE_TYPE_NAMESTORE_LOOKUP_BLOCK_RESPONSE
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * Expiration time
+ */
+ struct GNUNET_TIME_AbsoluteNBO expire;
+
+ /**
+ * Signature.
+ */
+ struct GNUNET_CRYPTO_EccSignature signature;
+
+ /**
+ * Derived public key.
+ */
+ struct GNUNET_CRYPTO_EccPublicKey derived_key;
+
+ /* follwed by encrypted block data */
+};
+
+
+/**
+ * Cache a record in the namestore.
+ */
+struct BlockCacheMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_BLOCK_CACHE
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * Expiration time
+ */
+ struct GNUNET_TIME_AbsoluteNBO expire;
+
+ /**
+ * Signature.
+ */
+ struct GNUNET_CRYPTO_EccSignature signature;
+
+ /**
+ * Derived public key.
+ */
+ struct GNUNET_CRYPTO_EccPublicKey derived_key;
+
+ /* follwed by encrypted block data */
+};
+
+
+/**
+ * Response to a request to cache a block.
+ */
+struct BlockCacheResponseMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_BLOCK_CACHE_RESPONSE
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * #GNUNET_OK on success, #GNUNET_SYSERR error
+ */
+ int32_t op_result;
+};
+
+
+/**
+ * Store a record to the namestore (as authority).
+ */
+struct RecordStoreMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_STORE
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * Expiration time
+ */
+ struct GNUNET_TIME_AbsoluteNBO expire;
+
+ /**
+ * Name length
+ */
+ uint16_t name_len;
+
+ /**
+ * Length of serialized record data
+ */
+ uint16_t rd_len;
+
+ /**
+ * Number of records contained
+ */
+ uint16_t rd_count;
+
+ /**
+ * always zero (for alignment)
+ */
+ uint16_t reserved;
+
+ /**
+ * The private key of the authority.
+ */
+ struct GNUNET_CRYPTO_EccPrivateKey private_key;
+
+ /* followed by:
+ * name with length name_len
+ * serialized record data with rd_count records
+ */
+};
+
+
+/**
+ * Response to a record storage request.
+ */
+struct RecordStoreResponseMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_STORE_RESPONSE
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * #GNUNET_SYSERR on failure, #GNUNET_OK on success
+ */
+ int32_t op_result;
+};
+
+
+
+/**
+ * Lookup a name for a zone hash
+ */
+struct ZoneToNameMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_TO_NAME
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * The private key of the zone to look up in
+ */
+ struct GNUNET_CRYPTO_EccPrivateKey zone;
+
+ /**
+ * The public key of the target zone
+ */
+ struct GNUNET_CRYPTO_EccPublicKey value_zone;
+};
+
+
+/**
+ * Respone for zone to name lookup
+ */
+struct ZoneToNameResponseMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_ZONE_TO_NAME_RESPONSE
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * Length of the name
+ */
+ uint16_t name_len;
+
+ /**
+ * Length of serialized record data
+ */
+ uint16_t rd_len;
+
+ /**
+ * Number of records contained
+ */
+ uint16_t rd_count;
+
+ /**
+ * result in NBO: #GNUNET_OK on success, #GNUNET_NO if there were no
+ * results, #GNUNET_SYSERR on error
+ */
+ int16_t res;
+
+ /**
+ * The private key of the zone that contained the name.
+ */
+ struct GNUNET_CRYPTO_EccPrivateKey zone;
+
+ /* followed by:
+ * name with length name_len
+ * serialized record data with rd_count records