/*
This file is part of GNUnet
- (C) 2012, 2013 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2012, 2013 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
- * @file include/gnunet_peerstore_plugin.h
- * @brief plugin API for the peerstore database backend
* @author Omar Tarabai
+ *
+ * @file
+ * Plugin API for the peerstore database backend
+ *
+ * @defgroup peerstore-plugin Peer Store service plugin API
+ * Plugin API for the peerstore database backend
+ * @{
*/
#ifndef GNUNET_PEERSTORE_PLUGIN_H
#define GNUNET_PEERSTORE_PLUGIN_H
#endif
-/**
- * Function called by for each matching record.
- *
- * @param cls closure
- * @param peer peer identity
- * @param sub_system name of the GNUnet sub system responsible
- * @param value stored value
- * @param size size of stored value
- */
-typedef void (*GNUNET_PEERSTORE_RecordIterator) (void *cls,
- const struct GNUNET_PeerIdentity *peer,
- const char *sub_system,
- const void *value,
- size_t size);
-
/**
* @brief struct returned by the initialization function of the plugin
*/
* @param peer peer identity
* @param value value to be stored
* @param size size of value to be stored
- * @return #GNUNET_OK on success, else #GNUNET_SYSERR
+ * @param expiry absolute time after which the record is (possibly) deleted
+ * @param options options related to the store operation
+ * @param cont continuation called when record is stored
+ * @param cont_cls continuation closure
+ * @return #GNUNET_OK on success, else #GNUNET_SYSERR and cont is not called
*/
int
(*store_record) (void *cls,
- const struct GNUNET_PeerIdentity *peer,
const char *sub_system,
+ const struct GNUNET_PeerIdentity *peer,
+ const char *key,
const void *value,
- size_t size);
+ size_t size,
+ struct GNUNET_TIME_Absolute expiry,
+ enum GNUNET_PEERSTORE_StoreOption options,
+ GNUNET_PEERSTORE_Continuation cont,
+ void *cont_cls);
/**
* Iterate over the records given an optional peer id
- * and/or sub system.
+ * and/or key.
*
* @param cls closure (internal context for the plugin)
+ * @param sub_system name of sub system
* @param peer Peer identity (can be NULL)
- * @param sub_system name of sub system (can be NULL)
- * @param iter function to call with the result
+ * @param key entry key string (can be NULL)
+ * @param iter function to call asynchronously with the results, terminated
+ * by a NULL result
* @param iter_cls closure for @a iter
- * @return #GNUNET_OK on success, #GNUNET_NO if there were no results, #GNUNET_SYSERR on error
+ * @return #GNUNET_OK on success, #GNUNET_SYSERR on error and iter is not
+ * called
*/
int
(*iterate_records) (void *cls,
- const struct GNUNET_PeerIdentity *peer,
const char *sub_system,
- GNUNET_PEERSTORE_RecordIterator iter, void *iter_cls);
+ const struct GNUNET_PeerIdentity *peer,
+ const char *key,
+ GNUNET_PEERSTORE_Processor iter, void *iter_cls);
+
+ /**
+ * Delete expired records (expiry < now)
+ *
+ * @param cls closure (internal context for the plugin)
+ * @param now time to use as reference
+ * @param cont continuation called with the number of records expired
+ * @param cont_cls continuation closure
+ * @return #GNUNET_OK on success, #GNUNET_SYSERR on error and cont is not
+ * called
+ */
+ int
+ (*expire_records) (void *cls,
+ struct GNUNET_TIME_Absolute now,
+ GNUNET_PEERSTORE_Continuation cont,
+ void *cont_cls);
};
}
#endif
-/* end of gnunet_peerstore_plugin.h */
#endif
+
+/** @} */ /* end of group */