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Diffstat (limited to 'storage/xtradb/include/fut0lst.ic')
| -rw-r--r-- | storage/xtradb/include/fut0lst.ic | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/storage/xtradb/include/fut0lst.ic b/storage/xtradb/include/fut0lst.ic deleted file mode 100644 index d18cf21378f..00000000000 --- a/storage/xtradb/include/fut0lst.ic +++ /dev/null @@ -1,167 +0,0 @@ -/***************************************************************************** - -Copyright (c) 1995, 2009, 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, Suite 500, Boston, MA 02110-1335 USA - -*****************************************************************************/ - -/******************************************************************//** -@file include/fut0lst.ic -File-based list utilities - -Created 11/28/1995 Heikki Tuuri -***********************************************************************/ - -#include "fut0fut.h" -#include "mtr0log.h" -#include "buf0buf.h" - -/* We define the field offsets of a node for the list */ -#define FLST_PREV 0 /* 6-byte address of the previous list element; - the page part of address is FIL_NULL, if no - previous element */ -#define FLST_NEXT FIL_ADDR_SIZE /* 6-byte address of the next - list element; the page part of address - is FIL_NULL, if no next element */ - -/* We define the field offsets of a base node for the list */ -#define FLST_LEN 0 /* 32-bit list length field */ -#define FLST_FIRST 4 /* 6-byte address of the first element - of the list; undefined if empty list */ -#define FLST_LAST (4 + FIL_ADDR_SIZE) /* 6-byte address of the - last element of the list; undefined - if empty list */ - -/********************************************************************//** -Writes a file address. */ -UNIV_INLINE -void -flst_write_addr( -/*============*/ - fil_faddr_t* faddr, /*!< in: pointer to file faddress */ - fil_addr_t addr, /*!< in: file address */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - ut_ad(faddr && mtr); - ut_ad(mtr_memo_contains_page(mtr, faddr, MTR_MEMO_PAGE_X_FIX)); - ut_a(addr.page == FIL_NULL || addr.boffset >= FIL_PAGE_DATA); - ut_a(ut_align_offset(faddr, UNIV_PAGE_SIZE) >= FIL_PAGE_DATA); - - mlog_write_ulint(faddr + FIL_ADDR_PAGE, addr.page, MLOG_4BYTES, mtr); - mlog_write_ulint(faddr + FIL_ADDR_BYTE, addr.boffset, - MLOG_2BYTES, mtr); -} - -/********************************************************************//** -Reads a file address. -@return file address */ -UNIV_INLINE -fil_addr_t -flst_read_addr( -/*===========*/ - const fil_faddr_t* faddr, /*!< in: pointer to file faddress */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - fil_addr_t addr; - - ut_ad(faddr && mtr); - - addr.page = mtr_read_ulint(faddr + FIL_ADDR_PAGE, MLOG_4BYTES, mtr); - addr.boffset = mtr_read_ulint(faddr + FIL_ADDR_BYTE, MLOG_2BYTES, - mtr); - ut_a(addr.page == FIL_NULL || addr.boffset >= FIL_PAGE_DATA); - ut_a(ut_align_offset(faddr, UNIV_PAGE_SIZE) >= FIL_PAGE_DATA); - return(addr); -} - -/********************************************************************//** -Initializes a list base node. */ -UNIV_INLINE -void -flst_init( -/*======*/ - flst_base_node_t* base, /*!< in: pointer to base node */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - ut_ad(mtr_memo_contains_page(mtr, base, MTR_MEMO_PAGE_X_FIX)); - - mlog_write_ulint(base + FLST_LEN, 0, MLOG_4BYTES, mtr); - flst_write_addr(base + FLST_FIRST, fil_addr_null, mtr); - flst_write_addr(base + FLST_LAST, fil_addr_null, mtr); -} - -/********************************************************************//** -Gets list length. -@return length */ -UNIV_INLINE -ulint -flst_get_len( -/*=========*/ - const flst_base_node_t* base, /*!< in: pointer to base node */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - return(mtr_read_ulint(base + FLST_LEN, MLOG_4BYTES, mtr)); -} - -/********************************************************************//** -Gets list first node address. -@return file address */ -UNIV_INLINE -fil_addr_t -flst_get_first( -/*===========*/ - const flst_base_node_t* base, /*!< in: pointer to base node */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - return(flst_read_addr(base + FLST_FIRST, mtr)); -} - -/********************************************************************//** -Gets list last node address. -@return file address */ -UNIV_INLINE -fil_addr_t -flst_get_last( -/*==========*/ - const flst_base_node_t* base, /*!< in: pointer to base node */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - return(flst_read_addr(base + FLST_LAST, mtr)); -} - -/********************************************************************//** -Gets list next node address. -@return file address */ -UNIV_INLINE -fil_addr_t -flst_get_next_addr( -/*===============*/ - const flst_node_t* node, /*!< in: pointer to node */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - return(flst_read_addr(node + FLST_NEXT, mtr)); -} - -/********************************************************************//** -Gets list prev node address. -@return file address */ -UNIV_INLINE -fil_addr_t -flst_get_prev_addr( -/*===============*/ - const flst_node_t* node, /*!< in: pointer to node */ - mtr_t* mtr) /*!< in: mini-transaction handle */ -{ - return(flst_read_addr(node + FLST_PREV, mtr)); -} |