64 lines
2.3 KiB
C
64 lines
2.3 KiB
C
/* Copyright (c) 2018, 2021, Alibaba and/or its affiliates. All rights reserved.
|
|
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/PolarDB-X Engine 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/PolarDB-X Engine.
|
|
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 PPI_PPI_THREAD_BASE_H_INCLUDED
|
|
#define PPI_PPI_THREAD_BASE_H_INCLUDED
|
|
|
|
#include "ppi/ppi_stat.h"
|
|
|
|
/**
|
|
Performance Point Base Defination
|
|
|
|
PPI for thread
|
|
*/
|
|
|
|
/**
|
|
Only thread structure declaration
|
|
|
|
It will be reinterpret_casted within Performance Point plugin.
|
|
*/
|
|
struct PPI_thread;
|
|
|
|
typedef struct PPI_thread PPI_thread;
|
|
|
|
/* Create PPI_thread object that will be saved into THD */
|
|
typedef PPI_thread *(*create_thread_func)();
|
|
/* Destroy PPI_thread object when disconnection */
|
|
typedef void (*destroy_thread_func)(PPI_thread *ppi_thread);
|
|
/* Copy thread statistics */
|
|
typedef void (*get_thread_statistic_func)(const PPI_thread *ppi_thread,
|
|
PPI_stat *stat);
|
|
|
|
struct PPI_thread_service_t {
|
|
/* Create PPI thread context */
|
|
create_thread_func create_thread;
|
|
/* Destroy PPI thread */
|
|
destroy_thread_func destroy_thread;
|
|
/* Copy thread statistics */
|
|
get_thread_statistic_func get_thread_statistic;
|
|
};
|
|
|
|
typedef struct PPI_thread_service_t PPI_thread_service_t;
|
|
|
|
/* Global PPI thread service object */
|
|
extern PPI_thread_service_t *PPI_thread_service;
|
|
|
|
#endif
|