From a175314c3e5827eb193872241446f2f8f5c9d33c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:07:14 +0200 Subject: Adding upstream version 1:10.5.12. Signed-off-by: Daniel Baumann --- storage/maria/ma_control_file.h | 79 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 storage/maria/ma_control_file.h (limited to 'storage/maria/ma_control_file.h') diff --git a/storage/maria/ma_control_file.h b/storage/maria/ma_control_file.h new file mode 100644 index 00000000..40428f66 --- /dev/null +++ b/storage/maria/ma_control_file.h @@ -0,0 +1,79 @@ +/* Copyright (C) 2006 MySQL AB & MySQL Finland AB & TCX DataKonsult AB + + 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 */ + +/* + WL#3234 Maria control file + First version written by Guilhem Bichot on 2006-04-27. +*/ + +#ifndef _ma_control_file_h +#define _ma_control_file_h + +C_MODE_START + +#define CONTROL_FILE_BASE_NAME "aria_log_control" +/* + Major version for control file. Should only be changed when doing + big changes that made the new control file incompatible with all + older versions of Maria. +*/ +#define CONTROL_FILE_VERSION 1 + +/* Here is the interface of this module */ + +/* + LSN of the last checkoint + (if last_checkpoint_lsn == LSN_IMPOSSIBLE then there was never a checkpoint) +*/ +extern LSN last_checkpoint_lsn; +/* + Last log number (if last_logno == FILENO_IMPOSSIBLE then there is no log + file yet) +*/ +extern uint32 last_logno; + +extern TrID max_trid_in_control_file, max_long_trid; + +extern uint8 recovery_failures; + +extern my_bool maria_multi_threaded, maria_in_recovery; + +typedef enum enum_control_file_error { + CONTROL_FILE_OK= 0, + CONTROL_FILE_TOO_SMALL, + CONTROL_FILE_TOO_BIG, + CONTROL_FILE_BAD_MAGIC_STRING, + CONTROL_FILE_BAD_VERSION, + CONTROL_FILE_BAD_CHECKSUM, + CONTROL_FILE_BAD_HEAD_CHECKSUM, + CONTROL_FILE_MISSING, + CONTROL_FILE_INCONSISTENT_INFORMATION, + CONTROL_FILE_WRONG_BLOCKSIZE, + CONTROL_FILE_LOCKED, + CONTROL_FILE_UNKNOWN_ERROR /* any other error */ +} CONTROL_FILE_ERROR; + + +CONTROL_FILE_ERROR ma_control_file_open(my_bool create_if_missing, + my_bool print_error, + my_bool wait_for_lock); +int ma_control_file_write_and_force(LSN last_checkpoint_lsn_arg, + uint32 last_logno_arg, TrID max_trid_arg, + uint8 recovery_failures_arg); +int ma_control_file_end(void); +my_bool ma_control_file_inited(void); +my_bool print_aria_log_control(void); +C_MODE_END +#endif -- cgit v1.2.3