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/*****************************************************************************
Copyright (c) 1995, 2009, Innobase Oy. 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 as published by the Free Software
Foundation; version 2 of the License.
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 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., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
*****************************************************************************/
/**************************************************//**
@file include/thr0loc.h
The thread local storage
Created 10/5/1995 Heikki Tuuri
*******************************************************/
/* This module implements storage private to each thread,
a capability useful in some situations like storing the
OS handle to the current thread, or its priority. */
#ifndef thr0loc_h
#define thr0loc_h
#include "univ.i"
#include "os0thread.h"
/****************************************************************//**
Initializes the thread local storage module. */
UNIV_INTERN
void
thr_local_init(void);
/*================*/
/*******************************************************************//**
Creates a local storage struct for the calling new thread. */
UNIV_INTERN
void
thr_local_create(void);
/*==================*/
/*******************************************************************//**
Frees the local storage struct for the specified thread. */
UNIV_INTERN
void
thr_local_free(
/*===========*/
os_thread_id_t id); /*!< in: thread id */
/*******************************************************************//**
Gets the slot number in the thread table of a thread.
@return slot number */
UNIV_INTERN
ulint
thr_local_get_slot_no(
/*==================*/
os_thread_id_t id); /*!< in: thread id of the thread */
/*******************************************************************//**
Sets in the local storage the slot number in the thread table of a thread. */
UNIV_INTERN
void
thr_local_set_slot_no(
/*==================*/
os_thread_id_t id, /*!< in: thread id of the thread */
ulint slot_no);/*!< in: slot number */
/*******************************************************************//**
Returns pointer to the 'in_ibuf' field within the current thread local
storage.
@return pointer to the in_ibuf field */
UNIV_INTERN
ibool*
thr_local_get_in_ibuf_field(void);
/*=============================*/
#ifndef UNIV_NONINL
#include "thr0loc.ic"
#endif
#endif
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