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107 lines
3.3 KiB
C++
107 lines
3.3 KiB
C++
/* Copyright (c) 2010, 2023, Oracle and/or its affiliates.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
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#ifndef PFS_SETUP_OBJECT_H
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#define PFS_SETUP_OBJECT_H
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/**
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@file storage/perfschema/pfs_setup_object.h
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Performance schema setup object (declarations).
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*/
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#include "pfs_lock.h"
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#include "lf.h"
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class String;
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struct PFS_global_param;
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class PFS_opaque_container_page;
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/**
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@addtogroup Performance_schema_buffers
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@{
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*/
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/** Hash key for @sa PFS_setup_object. */
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struct PFS_setup_object_key
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{
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/**
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Hash search key.
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This has to be a string for LF_HASH,
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the format is "<enum_object_type><schema_name><0x00><object_name><0x00>"
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*/
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char m_hash_key[1 + NAME_LEN + 1 + NAME_LEN + 1];
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uint m_key_length;
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};
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/** A setup_object record. */
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struct PFS_ALIGNED PFS_setup_object
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{
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enum_object_type get_object_type()
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{
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return (enum_object_type) m_key.m_hash_key[0];
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}
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/** Internal lock. */
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pfs_lock m_lock;
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/** Hash key. */
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PFS_setup_object_key m_key;
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/** Schema name. Points inside m_key. */
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const char *m_schema_name;
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/** Length of @c m_schema_name. */
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uint m_schema_name_length;
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/** Object name. Points inside m_key. */
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const char *m_object_name;
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/** Length of @c m_object_name. */
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uint m_object_name_length;
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/** ENABLED flag. */
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bool m_enabled;
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/** TIMED flag. */
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bool m_timed;
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/** Container page. */
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PFS_opaque_container_page *m_page;
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};
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int init_setup_object(const PFS_global_param *param);
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void cleanup_setup_object(void);
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int init_setup_object_hash(const PFS_global_param *param);
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void cleanup_setup_object_hash(void);
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int insert_setup_object(enum_object_type object_type, const String *schema,
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const String *object, bool enabled, bool timed);
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int delete_setup_object(enum_object_type object_type, const String *schema,
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const String *object);
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int reset_setup_object(void);
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long setup_object_count(void);
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void lookup_setup_object(PFS_thread *thread,
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enum_object_type object_type,
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const char *schema_name, int schema_name_length,
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const char *object_name, int object_name_length,
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bool *enabled, bool *timed);
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/* For show status. */
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extern LF_HASH setup_object_hash;
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/** @} */
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#endif
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