/*
This file is part of GNUnet
- (C) 2009, 2010 Christian Grothoff (and other contributing authors)
+ (C) 2009-2013 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
- 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
* @file include/gnunet_statistics_service.h
* @brief API to create, modify and access statistics about
* the operation of GNUnet; all statistical values
- * must be of type "unsigned long long".
+ * must be of type `unsigned long long`.
* @author Christian Grothoff
+ * @defgroup statistics track statistics or provide access to statistics
+ * @{
*/
#ifndef GNUNET_STATISTICS_SERVICE_H
#endif
#endif
-#include "gnunet_common.h"
-#include "gnunet_configuration_lib.h"
-#include "gnunet_scheduler_lib.h"
+#include "gnunet_util_lib.h"
/**
* Version of the statistics API.
* @param subsystem name of subsystem that created the statistic
* @param name the name of the datum
* @param value the current value
- * @param is_persistent GNUNET_YES if the value is persistent, GNUNET_NO if not
- * @return GNUNET_OK to continue, GNUNET_SYSERR to abort iteration
+ * @param is_persistent #GNUNET_YES if the value is persistent, #GNUNET_NO if not
+ * @return #GNUNET_OK to continue, #GNUNET_SYSERR to abort iteration
*/
-typedef int (*GNUNET_STATISTICS_Iterator) (void *cls, const char *subsystem,
- const char *name, uint64_t value,
+typedef int (*GNUNET_STATISTICS_Iterator) (void *cls,
+ const char *subsystem,
+ const char *name,
+ uint64_t value,
int is_persistent);
+
/**
* Get handle for the statistics service.
*
* it).
*
* @param h statistics handle to destroy
- * @param sync_first set to GNUNET_YES if pending SET requests should
+ * @param sync_first set to #GNUNET_YES if pending SET requests should
* be completed
*/
void
-GNUNET_STATISTICS_destroy (struct GNUNET_STATISTICS_Handle *h, int sync_first);
+GNUNET_STATISTICS_destroy (struct GNUNET_STATISTICS_Handle *h,
+ int sync_first);
/**
* @param subsystem limit to the specified subsystem, never NULL
* @param name name of the statistic value, never NULL
* @param proc function to call on each value
- * @param proc_cls closure for proc
- * @return GNUNET_OK on success, GNUNET_SYSERR on error
+ * @param proc_cls closure for @a proc
+ * @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
GNUNET_STATISTICS_watch (struct GNUNET_STATISTICS_Handle *handle,
- const char *subsystem, const char *name,
- GNUNET_STATISTICS_Iterator proc, void *proc_cls);
+ const char *subsystem,
+ const char *name,
+ GNUNET_STATISTICS_Iterator proc,
+ void *proc_cls);
/**
* @param subsystem limit to the specified subsystem, never NULL
* @param name name of the statistic value, never NULL
* @param proc function to call on each value
- * @param proc_cls closure for proc
- * @return GNUNET_OK on success, GNUNET_SYSERR on error (no such watch)
+ * @param proc_cls closure for @a proc
+ * @return #GNUNET_OK on success, #GNUNET_SYSERR on error (no such watch)
*/
int
GNUNET_STATISTICS_watch_cancel (struct GNUNET_STATISTICS_Handle *handle,
- const char *subsystem, const char *name,
- GNUNET_STATISTICS_Iterator proc, void *proc_cls);
+ const char *subsystem,
+ const char *name,
+ GNUNET_STATISTICS_Iterator proc,
+ void *proc_cls);
/**
- * Continuation called by the "get_all" and "get" functions.
+ * Continuation called by #GNUNET_STATISTICS_get functions.
*
* @param cls closure
- * @param success GNUNET_OK if statistics were
- * successfully obtained, GNUNET_SYSERR if not.
+ * @param success #GNUNET_OK if statistics were
+ * successfully obtained, #GNUNET_SYSERR if not.
*/
-typedef void (*GNUNET_STATISTICS_Callback) (void *cls, int success);
+typedef void (*GNUNET_STATISTICS_Callback) (void *cls,
+ int success);
/**
*/
struct GNUNET_STATISTICS_GetHandle;
+
/**
* Get statistic from the peer.
*
* @param cont continuation to call when done (can be NULL)
* This callback CANNOT destroy the statistics handle in the same call.
* @param proc function to call on each value
- * @param cls closure for proc and cont
+ * @param cls closure for @a proc and @a cont
* @return NULL on error
*/
struct GNUNET_STATISTICS_GetHandle *
GNUNET_STATISTICS_get (struct GNUNET_STATISTICS_Handle *handle,
- const char *subsystem, const char *name,
+ const char *subsystem,
+ const char *name,
struct GNUNET_TIME_Relative timeout,
GNUNET_STATISTICS_Callback cont,
GNUNET_STATISTICS_Iterator proc, void *cls);
/**
- * Cancel a 'get' request. Must be called before the 'cont'
+ * Cancel a #GNUNET_STATISTICS_get request. Must be called before the 'cont'
* function is called.
*
* @param gh handle of the request to cancel
/**
* Set statistic value for the peer. Will always use our
- * subsystem (the argument used when "handle" was created).
+ * subsystem (the argument used when @a handle was created).
*
* @param handle identification of the statistics service
* @param name name of the statistic value
*/
void
GNUNET_STATISTICS_set (struct GNUNET_STATISTICS_Handle *handle,
- const char *name, uint64_t value, int make_persistent);
+ const char *name,
+ uint64_t value,
+ int make_persistent);
+
/**
* Set statistic value for the peer. Will always use our
- * subsystem (the argument used when "handle" was created).
+ * subsystem (the argument used when @a handle was created).
*
* @param handle identification of the statistics service
* @param name name of the statistic value
*/
void
GNUNET_STATISTICS_update (struct GNUNET_STATISTICS_Handle *handle,
- const char *name, int64_t delta, int make_persistent);
+ const char *name,
+ int64_t delta,
+ int make_persistent);
}
#endif
+/** @} */ /* end of group statistics */
+
#endif