mysql_mutex_service.h

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/* Copyright (c) 2017, 2025, 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 designed to work 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 either included with
the program or referenced in the documentation.
 
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 COMPONENTS_SERVICES_MYSQL_MUTEX_SERVICE_H
#define COMPONENTS_SERVICES_MYSQL_MUTEX_SERVICE_H
 
#include <mysql/components/service.h>
#include <mysql/components/services/bits/mysql_mutex_bits.h>
#include <mysql/components/services/bits/psi_mutex_bits.h>
 
/**
  @defgroup psi_abi_mutex Mutex Instrumentation (ABI)
  @ingroup psi_abi
  @{
*/
 
typedef void (*mysql_mutex_register_t)(const char *category,
                                       PSI_mutex_info *info, int count);
 
typedef int (*mysql_mutex_init_t)(PSI_mutex_key key, mysql_mutex_t *that,
                                  const native_mutexattr_t *attr,
                                  const char *src_file, unsigned int src_line);
 
typedef int (*mysql_mutex_destroy_t)(mysql_mutex_t *that, const char *src_file,
                                     unsigned int src_line);
 
typedef int (*mysql_mutex_lock_t)(mysql_mutex_t *that, const char *src_file,
                                  unsigned int src_line);
 
typedef int (*mysql_mutex_trylock_t)(mysql_mutex_t *that, const char *src_file,
                                     unsigned int src_line);
 
typedef int (*mysql_mutex_unlock_t)(mysql_mutex_t *that, const char *src_file,
                                    unsigned int src_line);
 
BEGIN_SERVICE_DEFINITION(mysql_mutex_v1)
mysql_mutex_register_t register_info;
mysql_mutex_init_t init;
mysql_mutex_destroy_t destroy;
mysql_mutex_lock_t lock;
mysql_mutex_trylock_t trylock;
mysql_mutex_unlock_t unlock;
END_SERVICE_DEFINITION(mysql_mutex_v1)
 
/* Hide the real name from component source code, for versions. */
#define REQUIRES_MYSQL_MUTEX_SERVICE REQUIRES_SERVICE(mysql_mutex_v1)
 
/**
  Mutex service.
*/
typedef SERVICE_TYPE(mysql_mutex_v1) mysql_mutex_service_t;
 
/** @} (end of group psi_abi_mutex) */
 
#endif /* COMPONENTS_SERVICES_MYSQL_MUTEX_SERVICE_H */