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+/* Copyright (c) 2015, 2023, Oracle and/or its affiliates.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License, version 2.0,
+ as published by the Free Software Foundation.
+
+ This program is also distributed with certain software (including
+ but not limited to OpenSSL) that is licensed under separate terms,
+ as designated in a particular file or component or in included license
+ documentation. The authors of MySQL hereby grant you an additional
+ permission to link the program and your derivative works with the
+ separately licensed software that they have included with MySQL.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License, version 2.0, for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
+
+#ifndef PFS_STATUS_H
+#define PFS_STATUS_H
+
+/**
+ @file storage/perfschema/pfs_status.h
+ Status variables statistics (declarations).
+*/
+
+struct PFS_status_stats
+{
+ PFS_status_stats();
+
+ void reset();
+ void aggregate(const PFS_status_stats *from);
+ void aggregate_from(const STATUS_VAR *from);
+ void aggregate_to(STATUS_VAR *to);
+
+ bool m_has_stats;
+ ulong m_stats[COUNT_GLOBAL_STATUS_VARS];
+};
+
+void reset_status_by_thread();
+void reset_status_by_account();
+void reset_status_by_user();
+void reset_status_by_host();
+void reset_global_status();
+
+#endif
+