+
+/**
+ * Generic namestore message with op id
+ */
+struct GNUNET_NAMESTORE_Header
+{
+ /**
+ * header.type will be GNUNET_MESSAGE_TYPE_NAMESTORE_*
+ * header.size will be message size
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * Request ID in NBO
+ */
+ uint32_t r_id GNUNET_PACKED;
+};
+
+
+/**
+ * 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 GNUNET_PACKED;
+
+ /**
+ * Length of serialized record data
+ */
+ uint16_t rd_len GNUNET_PACKED;
+
+ /**
+ * Number of records contained
+ */
+ uint16_t rd_count GNUNET_PACKED;
+
+ /**
+ * always zero (for alignment)
+ */
+ uint16_t reserved GNUNET_PACKED;
+
+ /**
+ * The private key of the authority.
+ */
+ struct GNUNET_CRYPTO_EcdsaPrivateKey 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 GNUNET_PACKED;
+};
+
+
+/**
+ * Lookup a label
+ */
+struct LabelLookupMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_LOOKUP
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * Length of the name
+ */
+ uint32_t label_len GNUNET_PACKED;
+
+ /**
+ * The private key of the zone to look up in
+ */
+ struct GNUNET_CRYPTO_EcdsaPrivateKey zone;
+
+ /* followed by:
+ * name with length name_len
+ */
+};
+
+
+/**
+ * Lookup a label
+ */
+struct LabelLookupResponseMessage
+{
+ /**
+ * Type will be #GNUNET_MESSAGE_TYPE_NAMESTORE_RECORD_LOOKUP_RESPONSE
+ */
+ struct GNUNET_NAMESTORE_Header gns_header;
+
+ /**
+ * Name length
+ */
+ uint16_t name_len GNUNET_PACKED;
+
+ /**
+ * Length of serialized record data
+ */
+ uint16_t rd_len GNUNET_PACKED;
+
+ /**
+ * Number of records contained
+ */
+ uint16_t rd_count GNUNET_PACKED;
+
+ /**
+ * Was the label found in the database??
+ * GNUNET_YES or GNUNET_NO
+ */
+ uint16_t found GNUNET_PACKED;
+
+ /**
+ * The private key of the authority.
+ */
+ struct GNUNET_CRYPTO_EcdsaPrivateKey private_key;
+
+ /* followed by:
+ * name with length name_len
+ * serialized record data with rd_count records
+ */
+};
+
+
+
+/**
+ * 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_EcdsaPrivateKey zone;
+
+ /**
+ * The public key of the target zone
+ */
+ struct GNUNET_CRYPTO_EcdsaPublicKey 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 GNUNET_PACKED;
+
+ /**
+ * Length of serialized record data
+ */
+ uint16_t rd_len GNUNET_PACKED;
+
+ /**
+ * Number of records contained
+ */
+ uint16_t rd_count GNUNET_PACKED;
+
+ /**
+ * result in NBO: #GNUNET_OK on success, #GNUNET_NO if there were no
+ * results, #GNUNET_SYSERR on error
+ */
+ int16_t res GNUNET_PACKED;
+
+ /**
+ * The private key of the zone that contained the name.
+ */
+ struct GNUNET_CRYPTO_EcdsaPrivateKey zone;
+
+ /* followed by:
+ * name with length name_len
+ * serialized record data with rd_count records
+ */
+
+};
+
+