mariadb/storage/innobase/include/fut0fut.h
2019-05-13 17:54:04 +03:00

55 lines
1.8 KiB
C

/*****************************************************************************
Copyright (c) 1995, 2016, Oracle 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 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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA
*****************************************************************************/
/******************************************************************//**
@file include/fut0fut.h
File-based utilities
Created 12/13/1995 Heikki Tuuri
***********************************************************************/
#ifndef fut0fut_h
#define fut0fut_h
#include "fil0fil.h"
#include "mtr0mtr.h"
/** Gets a pointer to a file address and latches the page.
@param[in] space space id
@param[in] page_size page size
@param[in] addr file address
@param[in] rw_latch RW_S_LATCH, RW_X_LATCH, RW_SX_LATCH
@param[out] ptr_block file page
@param[in,out] mtr mini-transaction
@return pointer to a byte in (*ptr_block)->frame; the *ptr_block is
bufferfixed and latched */
UNIV_INLINE
byte*
fut_get_ptr(
ulint space,
const page_size_t& page_size,
fil_addr_t addr,
rw_lock_type_t rw_latch,
mtr_t* mtr,
buf_block_t** ptr_block = NULL)
MY_ATTRIBUTE((warn_unused_result));
#include "fut0fut.ic"
#endif /* fut0fut_h */