/*
This file is part of GNUnet
- (C) 2009, 2011 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009, 2011 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
* Get an estimate of how much space the database is
* currently using.
*
+ * NB: estimate is an output parameter because emscripten cannot handle
+ * returning 64-bit integers from dynamically loaded modules.
+ *
* @param cls closure
+ * @param estimate location to store estimate
* @return number of bytes used on disk
*/
-typedef unsigned long long (*PluginEstimateSize) (void *cls);
+typedef void (*PluginEstimateSize) (void *cls, unsigned long long *estimate);
+
+
+/**
+ * Put continuation.
+ *
+ * @param cls closure
+ * @param key key for the item stored
+ * @param size size of the item stored
+ * @param status GNUNET_OK or GNUNET_SYSERROR
+ * @param msg error message on error
+ */
+typedef void (*PluginPutCont) (void *cls, const struct GNUNET_HashCode *key,
+ uint32_t size, int status, char *msg);
/**
* @param anonymity anonymity-level for the content
* @param replication replication-level for the content
* @param expiration expiration time for the content
- * @param msg set to an error message (on failure)
- * @return #GNUNET_OK on success,
- * #GNUNET_SYSERR on failure
+ * @param cont continuation called with success or failure status
+ * @param cont_cls continuation closure
*/
-typedef int (*PluginPut) (void *cls, const struct GNUNET_HashCode * key, uint32_t size,
- const void *data, enum GNUNET_BLOCK_Type type,
- uint32_t priority, uint32_t anonymity,
- uint32_t replication,
- struct GNUNET_TIME_Absolute expiration, char **msg);
+typedef void (*PluginPut) (void *cls, const struct GNUNET_HashCode * key,
+ uint32_t size,
+ const void *data, enum GNUNET_BLOCK_Type type,
+ uint32_t priority, uint32_t anonymity,
+ uint32_t replication,
+ struct GNUNET_TIME_Absolute expiration,
+ PluginPutCont cont, void *cont_cls);
/**
* An processor over a set of keys stored in the datastore.
*
* @param cls closure
- * @param key key in the data store
+ * @param key key in the data store, if NULL iteration is finished
* @param count how many values are stored under this key in the datastore
*/
typedef void (*PluginKeyProcessor) (void *cls,
* there may be!
* @param type entries of which type are relevant?
* Use 0 for any type.
- * @param min find the smallest key that is larger than the given min,
- * NULL for no minimum (return smallest key)
* @param proc function to call on the matching value;
* proc should be called with NULL if there is no result
* @param proc_cls closure for @a proc
void *proc_cls);
+/**
+ * Update continuation.
+ *
+ * @param cls closure
+ * @param status GNUNET_OK or GNUNET_SYSERROR
+ * @param msg error message on error
+ */
+typedef void (*PluginUpdateCont) (void *cls, int status, char *msg);
/**
* @param expire new expiration time should be the
* MAX of any existing expiration time and
* this value
- * @param msg set to an error message (on error)
- * @return #GNUNET_OK on success
+ * @param cont continuation called with success or failure status
+ * @param cons_cls continuation closure
*/
-typedef int (*PluginUpdate) (void *cls, uint64_t uid, int delta,
- struct GNUNET_TIME_Absolute expire, char **msg);
+typedef void (*PluginUpdate) (void *cls, uint64_t uid, int delta,
+ struct GNUNET_TIME_Absolute expire,
+ PluginUpdateCont cont, void *cont_cls);
/**