psi_table.h

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/* Copyright (c) 2008, 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.
 
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  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
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  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef MYSQL_PSI_TABLE_H
#define MYSQL_PSI_TABLE_H
 
/**
  @file include/mysql/psi/psi_table.h
  Performance schema instrumentation interface.
 
  @defgroup psi_abi_table Table Instrumentation (ABI)
  @ingroup psi_abi
  @{
*/
 
#include "my_inttypes.h"
#include "my_macros.h"
 
/* HAVE_PSI_*_INTERFACE */
#include "my_psi_config.h"  // IWYU pragma: keep
 
#include "my_sharedlib.h"
#include "mysql/components/services/bits/psi_table_bits.h"
 
/**
  @def PSI_TABLE_VERSION_1
  Performance Schema Table Interface number for version 1.
  This version is supported.
*/
#define PSI_TABLE_VERSION_1 1
 
/**
  @def PSI_CURRENT_TABLE_VERSION
  Performance Schema Table Interface number for the most recent version.
  The most current version is @c PSI_TABLE_VERSION_1
*/
#define PSI_CURRENT_TABLE_VERSION 1
 
/** Entry point for the performance schema interface. */
struct PSI_table_bootstrap {
  /**
    ABI interface finder.
    Calling this method with an interface version number returns either
    an instance of the ABI for this version, or NULL.
    @sa PSI_TABLE_VERSION_1
    @sa PSI_TABLE_VERSION_2
    @sa PSI_CURRENT_TABLE_VERSION
  */
  void *(*get_interface)(int version);
};
typedef struct PSI_table_bootstrap PSI_table_bootstrap;
 
#ifdef HAVE_PSI_TABLE_INTERFACE
 
/**
  Performance Schema Transaction Interface, version 1.
  @since PSI_TABLE_VERSION_1
*/
struct PSI_table_service_v1 {
  /** @sa get_table_share_v1_t. */
  get_table_share_v1_t get_table_share;
  /** @sa release_table_share_v1_t. */
  release_table_share_v1_t release_table_share;
  /** @sa drop_table_share_v1_t. */
  drop_table_share_v1_t drop_table_share;
  /** @sa open_table_v1_t. */
  open_table_v1_t open_table;
  /** @sa unbind_table_v1_t. */
  unbind_table_v1_t unbind_table;
  /** @sa rebind_table_v1_t. */
  rebind_table_v1_t rebind_table;
  /** @sa close_table_v1_t. */
  close_table_v1_t close_table;
  /** @sa start_table_io_wait_v1_t. */
  start_table_io_wait_v1_t start_table_io_wait;
  /** @sa end_table_io_wait_v1_t. */
  end_table_io_wait_v1_t end_table_io_wait;
  /** @sa start_table_lock_wait_v1_t. */
  start_table_lock_wait_v1_t start_table_lock_wait;
  /** @sa end_table_lock_wait_v1_t. */
  end_table_lock_wait_v1_t end_table_lock_wait;
  /** @sa end_table_lock_wait_v1_t. */
  unlock_table_v1_t unlock_table;
};
 
typedef struct PSI_table_service_v1 PSI_table_service_t;
 
extern MYSQL_PLUGIN_IMPORT PSI_table_service_t *psi_table_service;
 
#endif /* HAVE_PSI_TABLE_INTERFACE */
 
/** @} (end of group psi_abi_table) */
 
#endif /* MYSQL_PSI_TRANSACTION_H */