psi_idle.h

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/* Copyright (c) 2008, 2025, Oracle and/or its affiliates.
 
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#ifndef MYSQL_PSI_IDLE_H
#define MYSQL_PSI_IDLE_H
 
/**
  @file include/mysql/psi/psi_idle.h
  Performance schema instrumentation interface.
 
  @defgroup psi_abi_idle Idle 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_idle_bits.h"
 
/**
  @def PSI_IDLE_VERSION_1
  Performance Schema Idle Interface number for version 1.
  This version is supported.
*/
#define PSI_IDLE_VERSION_1 1
 
/**
  @def PSI_CURRENT_IDLE_VERSION
  Performance Schema Idle Interface number for the most recent version.
  The most current version is @c PSI_IDLE_VERSION_1
*/
#define PSI_CURRENT_IDLE_VERSION 1
 
/** Entry point for the performance schema interface. */
struct PSI_idle_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_IDLE_VERSION_1
    @sa PSI_IDLE_VERSION_2
    @sa PSI_CURRENT_IDLE_VERSION
  */
  void *(*get_interface)(int version);
};
typedef struct PSI_idle_bootstrap PSI_idle_bootstrap;
 
#ifdef HAVE_PSI_IDLE_INTERFACE
 
/**
  Performance Schema Idle Interface, version 1.
  @since PSI_IDLE_VERSION_1
*/
struct PSI_idle_service_v1 {
  /** @sa start_idle_wait_v1_t. */
  start_idle_wait_v1_t start_idle_wait;
  /** @sa end_idle_wait_v1_t. */
  end_idle_wait_v1_t end_idle_wait;
};
 
typedef struct PSI_idle_service_v1 PSI_idle_service_t;
 
extern MYSQL_PLUGIN_IMPORT PSI_idle_service_t *psi_idle_service;
 
#endif /* HAVE_PSI_IDLE_INTERFACE */
 
/** @} (end of group psi_abi_idle) */
 
#endif /* MYSQL_PSI_IDLE_H */