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132 lines
4.6 KiB
C
132 lines
4.6 KiB
C
/* Copyright (C) 2006 MySQL AB
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Copyright (c) 2017, MariaDB Corporation.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
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/* Definitions needed for myisamchk/mariachk.c */
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#ifndef _myisamchk_h
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#define _myisamchk_h
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#include <my_stack_alloc.h>
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/*
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Flags used by xxxxchk.c or/and ha_xxxx.cc that are NOT passed
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to xxxcheck.c follows:
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*/
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#define TT_USEFRM 1U
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#define TT_FOR_UPGRADE 2U
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#define TT_FROM_MYSQL 4U
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/* Bits set in out_flag */
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#define O_NEW_DATA 2U
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#define O_DATA_LOST 4U
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/*
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MARIA/MYISAM supports several statistics collection
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methods. Currently statistics collection method is not stored in
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MARIA file and has to be specified for each table analyze/repair
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operation in MI_CHECK::stats_method.
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*/
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typedef enum
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{
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/* Treat NULLs as inequal when collecting statistics (default for 4.1/5.0) */
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MI_STATS_METHOD_NULLS_NOT_EQUAL,
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/* Treat NULLs as equal when collecting statistics (like 4.0 did) */
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MI_STATS_METHOD_NULLS_EQUAL,
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/* Ignore NULLs - count only tuples without NULLs in the index components */
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MI_STATS_METHOD_IGNORE_NULLS
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} enum_handler_stats_method;
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struct st_myisam_info;
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typedef struct st_handler_check_param
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{
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char *isam_file_name;
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MY_TMPDIR *tmpdir;
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void *thd;
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const char *db_name, *table_name, *op_name;
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ulonglong auto_increment_value;
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ulonglong max_data_file_length;
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ulonglong keys_in_use;
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ulonglong max_record_length;
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/*
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The next two are used to collect statistics, see update_key_parts for
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description.
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*/
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ulonglong unique_count[HA_MAX_KEY_SEG + 1];
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ulonglong notnull_count[HA_MAX_KEY_SEG + 1];
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ulonglong max_allowed_lsn;
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my_off_t search_after_block;
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my_off_t new_file_pos, key_file_blocks;
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my_off_t keydata, totaldata, key_blocks, start_check_pos;
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my_off_t used, empty, splits, del_length, link_used, lost;
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ha_rows total_records, total_deleted, records,del_blocks;
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ha_rows full_page_count, tail_count;
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ha_checksum record_checksum, glob_crc;
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ha_checksum key_crc[HA_MAX_POSSIBLE_KEY];
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ha_checksum tmp_key_crc[HA_MAX_POSSIBLE_KEY];
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ha_checksum tmp_record_checksum;
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ulonglong org_key_map;
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ulonglong testflag;
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/* Following is used to check if rows are visible */
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ulonglong max_trid, max_found_trid;
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ulonglong not_visible_rows_found;
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ulonglong sort_buffer_length, orig_sort_buffer_length;
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ulonglong use_buffers; /* Used as param to getopt() */
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size_t read_buffer_length, write_buffer_length, sort_key_blocks;
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time_t backup_time; /* To sign backup files */
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ulong rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY];
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double new_rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY];
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uint out_flag, error_printed, verbose;
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uint opt_sort_key, total_files, max_level;
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uint key_cache_block_size, pagecache_block_size;
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uint skip_lsn_error_count;
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int tmpfile_createflag, err_count;
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myf myf_rw;
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uint16 language;
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my_bool warning_printed, note_printed, wrong_trd_printed;
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my_bool using_global_keycache, opt_lock_memory, opt_follow_links;
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my_bool retry_repair, force_sort, calc_checksum, static_row_size;
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char temp_filename[FN_REFLEN];
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IO_CACHE read_cache;
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void **stack_end_ptr;
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enum_handler_stats_method stats_method;
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/* For reporting progress */
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uint stage, max_stage;
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uint progress_counter; /* How often to call _report_progress() */
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ulonglong progress, max_progress;
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void (*init_fix_record)(void *);
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int (*fix_record)(struct st_myisam_info *info, uchar *record, int keynum);
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mysql_mutex_t print_msg_mutex;
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my_bool need_print_msg_lock;
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myf malloc_flags;
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} HA_CHECK;
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typedef struct st_buffpek {
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my_off_t file_pos; /* Where we are in the sort file */
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uchar *base, *key; /* Key pointers */
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ha_rows count; /* Number of rows in table */
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ha_rows mem_count; /* Numbers of keys in memory */
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ha_rows max_keys; /* Max keys in buffert */
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} BUFFPEK;
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#endif /* _myisamchk_h */
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