fut0fut.h File Reference

File-based utilities. More...

#include "univ.i"
#include "fil0fil.h"
#include "mtr0mtr.h"
#include "fut0fut.ic"

Go to the source code of this file.

Functions
static byte *	fut_get_ptr (space_id_t 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=nullptr)
	Gets a pointer to a file address and latches the page. More...

Detailed Description

File-based utilities.

Created 12/13/1995 Heikki Tuuri

Function Documentation

fut_get_ptr()

static byte * fut_get_ptr ( space_id_t  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 = nullptr  )

inlinestatic

Gets a pointer to a file address and latches the page.

Parameters

[in]	space	Space id
[in]	page_size	Page size
[in]	addr	File address
[in]	rw_latch	RW_S_LATCH, RW_X_LATCH, RW_SX_LATCH
[out]	ptr_block	File page
[in,out]	mtr	Mini-transaction

Returns

pointer to a byte in (*ptr_block)->frame; the *ptr_block is bufferfixed and latched