mirror of
https://github.com/MariaDB/server.git
synced 2025-07-16 08:18:12 +02:00
74 lines
3 KiB
C++
74 lines
3 KiB
C++
/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
|
|
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
|
|
#ident "$Id$"
|
|
/*======
|
|
This file is part of PerconaFT.
|
|
|
|
|
|
Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
|
|
|
|
PerconaFT is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License, version 2,
|
|
as published by the Free Software Foundation.
|
|
|
|
PerconaFT 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 PerconaFT. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
----------------------------------------
|
|
|
|
PerconaFT is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Affero General Public License, version 3,
|
|
as published by the Free Software Foundation.
|
|
|
|
PerconaFT 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 Affero General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Affero General Public License
|
|
along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
|
|
======= */
|
|
|
|
#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
|
|
|
|
#pragma once
|
|
|
|
#include <ft/log_header.h>
|
|
|
|
struct toku_logcursor;
|
|
typedef struct toku_logcursor *TOKULOGCURSOR;
|
|
|
|
// All routines return 0 on success
|
|
|
|
// toku_logcursor_create()
|
|
// - creates a logcursor (lc)
|
|
// - following toku_logcursor_create()
|
|
// if toku_logcursor_next() is called, it returns the first entry in the log
|
|
// if toku_logcursor_prev() is called, it returns the last entry in the log
|
|
int toku_logcursor_create(TOKULOGCURSOR *lc, const char *log_dir);
|
|
// toku_logcursor_create_for_file()
|
|
// - creates a logcusor (lc) that only knows about the file log_file
|
|
int toku_logcursor_create_for_file(TOKULOGCURSOR *lc, const char *log_dir, const char *log_file);
|
|
// toku_logcursor_destroy()
|
|
// - frees all resources associated with the logcursor, including the log_entry
|
|
// associated with the latest cursor action
|
|
int toku_logcursor_destroy(TOKULOGCURSOR *lc);
|
|
|
|
// toku_logcursor_[next,prev,first,last] take care of malloc'ing and free'ing log_entrys.
|
|
// - routines NULL out the **le pointers on entry, then set the **le pointers to
|
|
// the malloc'ed entries when successful,
|
|
int toku_logcursor_next(TOKULOGCURSOR lc, struct log_entry **le);
|
|
int toku_logcursor_prev(TOKULOGCURSOR lc, struct log_entry **le);
|
|
|
|
int toku_logcursor_first(const TOKULOGCURSOR lc, struct log_entry **le);
|
|
int toku_logcursor_last(const TOKULOGCURSOR lc, struct log_entry **le);
|
|
|
|
// return 0 if log exists, ENOENT if no log
|
|
int toku_logcursor_log_exists(const TOKULOGCURSOR lc);
|
|
|
|
void toku_logcursor_print(TOKULOGCURSOR lc);
|