GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
* @brief template for an implementation of a database backend for the datacache
* @author Christian Grothoff
*/
-#ifndef PLUGIN_DATACACHE_H
-#define PLUGIN_DATACACHE_H
-
-#include "plugin_datacache.h"
-
-#ifdef __cplusplus
-extern "C"
-{
-#if 0 /* keep Emacsens' auto-indent happy */
-}
-#endif
-#endif
-
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_datacache_plugin.h"
/**
* Context for all functions in this plugin.
*/
-struct Plugin
+struct Plugin
{
/**
* Our execution environment.
*/
- struct GNUNET_DATASTORE_PluginEnvironment *env;
+ struct GNUNET_DATACACHE_PluginEnvironment *env;
};
/**
* Store an item in the datastore.
*
+ * @param cls closure (our "struct Plugin")
* @param key key to store data under
* @param size number of bytes in data
* @param data data to store
* @param discard_time when to discard the value in any case
* @return 0 on error, number of bytes used otherwise
*/
-static uint32_t
-template_plugin_put (void *cls,
- const GNUNET_HashCode * key,
- uint32_t size,
- const char *data,
- uint32_t type,
- struct GNUNET_TIME_Absolute discard_time)
+static size_t
+template_plugin_put (void *cls, const GNUNET_HashCode * key, size_t size,
+ const char *data, enum GNUNET_BLOCK_Type type,
+ struct GNUNET_TIME_Absolute discard_time)
{
GNUNET_break (0);
return 0;
* Iterate over the results for a particular key
* in the datastore.
*
+ * @param cls closure (our "struct Plugin")
* @param key
* @param type entries of which type are relevant?
* @param iter maybe NULL (to just count)
+ * @param iter_cls closure for iter
* @return the number of results found
*/
-static unsigned int
-template_plugin_get (void *cls,
- const GNUNET_HashCode * key,
- uint32_t type,
- GNUNET_DATACACHE_Iterator iter,
- void *iter_cls)
+static unsigned int
+template_plugin_get (void *cls, const GNUNET_HashCode * key,
+ enum GNUNET_BLOCK_Type type,
+ GNUNET_DATACACHE_Iterator iter, void *iter_cls)
{
GNUNET_break (0);
return 0;
/**
* Delete the entry with the lowest expiration value
* from the datacache right now.
- *
+ *
+ * @param cls closure (our "struct Plugin")
* @return GNUNET_OK on success, GNUNET_SYSERR on error
- */
-static int
+ */
+static int
template_plugin_del (void *cls)
{
GNUNET_break (0);
/**
* Entry point for the plugin.
+ *
+ * @param cls closure (the "struct GNUNET_DATACACHE_PluginEnvironmnet")
+ * @return the plugin's closure (our "struct Plugin")
*/
void *
libgnunet_plugin_datacache_template_init (void *cls)
api->get = &template_plugin_get;
api->put = &template_plugin_put;
api->del = &template_plugin_del;
- GNUNET_log_from (GNUNET_ERROR_TYPE_INFO,
- "template", _("Template datacache running\n"));
+ GNUNET_log_from (GNUNET_ERROR_TYPE_INFO, "template",
+ _("Template datacache running\n"));
return api;
}
/**
* Exit point from the plugin.
+ *
+ * @param cls closure (our "struct Plugin")
+ * @return NULL
*/
void *
libgnunet_plugin_datacache_template_done (void *cls)
/* end of plugin_datacache_template.c */
-