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authorSergei Golubchik <sergii@pisem.net>2010-11-25 18:17:28 +0100
committerSergei Golubchik <sergii@pisem.net>2010-11-25 18:17:28 +0100
commit65ca700def99289cc31a7040537f5aa6e12bf485 (patch)
tree97b3a07299b626c519da0e80c122b5b79b933914 /include/myisamchk.h
parent2ab57de38d13d927ddff2d51aed4af34e13998f5 (diff)
parent6e5bcca7935d3c62f84bb640e5357664a210ee12 (diff)
downloadmariadb-git-65ca700def99289cc31a7040537f5aa6e12bf485.tar.gz
merge.
checkpoint. does not compile.
Diffstat (limited to 'include/myisamchk.h')
-rw-r--r--include/myisamchk.h180
1 files changed, 180 insertions, 0 deletions
diff --git a/include/myisamchk.h b/include/myisamchk.h
new file mode 100644
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+++ b/include/myisamchk.h
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+/* Copyright (C) 2006 MySQL 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; either version 2 of the License, or
+ (at your option) any later version.
+
+ 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+
+/* Definitions needed for myisamchk/mariachk.c */
+
+/*
+ Entries marked as "QQ to be removed" are NOT used to
+ pass check/repair options to xxx_check.c. They are used
+ internally by xxxchk.c or/and ha_xxxx.cc and should NOT
+ be stored together with other flags. They should be removed
+ from the following list to make addition of new flags possible.
+*/
+
+#ifndef _myisamchk_h
+#define _myisamchk_h
+
+#define T_AUTO_INC 1
+#define T_AUTO_REPAIR 2 /* QQ to be removed */
+#define T_BACKUP_DATA 4
+#define T_CALC_CHECKSUM 8
+#define T_CHECK 16 /* QQ to be removed */
+#define T_CHECK_ONLY_CHANGED 32 /* QQ to be removed */
+#define T_CREATE_MISSING_KEYS 64
+#define T_DESCRIPT 128
+#define T_DONT_CHECK_CHECKSUM 256
+#define T_EXTEND 512
+#define T_FAST (1L << 10) /* QQ to be removed */
+#define T_FORCE_CREATE (1L << 11) /* QQ to be removed */
+#define T_FORCE_UNIQUENESS (1L << 12)
+#define T_INFO (1L << 13)
+#define T_MEDIUM (1L << 14)
+#define T_QUICK (1L << 15) /* QQ to be removed */
+#define T_READONLY (1L << 16) /* QQ to be removed */
+#define T_REP (1L << 17)
+#define T_REP_BY_SORT (1L << 18) /* QQ to be removed */
+#define T_REP_PARALLEL (1L << 19) /* QQ to be removed */
+#define T_RETRY_WITHOUT_QUICK (1L << 20)
+#define T_SAFE_REPAIR (1L << 21)
+#define T_SILENT (1L << 22)
+#define T_SORT_INDEX (1L << 23) /* QQ to be removed */
+#define T_SORT_RECORDS (1L << 24) /* QQ to be removed */
+#define T_STATISTICS (1L << 25)
+#define T_UNPACK (1L << 26)
+#define T_UPDATE_STATE (1L << 27)
+#define T_VERBOSE (1L << 28)
+#define T_VERY_SILENT (1L << 29)
+#define T_WAIT_FOREVER (1L << 30)
+#define T_WRITE_LOOP ((ulong) 1L << 31)
+#define T_ZEROFILL ((ulonglong) 1L << 32)
+#define T_ZEROFILL_KEEP_LSN ((ulonglong) 1L << 33)
+/** If repair should not bump create_rename_lsn */
+#define T_NO_CREATE_RENAME_LSN ((ulonglong) 1L << 33)
+
+#define T_REP_ANY (T_REP | T_REP_BY_SORT | T_REP_PARALLEL)
+
+/*
+ Flags used by xxxxchk.c or/and ha_xxxx.cc that are NOT passed
+ to xxxcheck.c follows:
+*/
+
+#define TT_USEFRM 1
+#define TT_FOR_UPGRADE 2
+
+#define O_NEW_INDEX 1 /* Bits set in out_flag */
+#define O_NEW_DATA 2
+#define O_DATA_LOST 4
+
+typedef struct st_sort_key_blocks /* Used when sorting */
+{
+ uchar *buff, *end_pos;
+ uchar lastkey[HA_MAX_POSSIBLE_KEY_BUFF];
+ uint last_length;
+ int inited;
+} SORT_KEY_BLOCKS;
+
+
+/*
+ MARIA/MYISAM supports several statistics collection
+ methods. Currently statistics collection method is not stored in
+ MARIA file and has to be specified for each table analyze/repair
+ operation in MI_CHECK::stats_method.
+*/
+
+typedef enum
+{
+ /* Treat NULLs as inequal when collecting statistics (default for 4.1/5.0) */
+ MI_STATS_METHOD_NULLS_NOT_EQUAL,
+ /* Treat NULLs as equal when collecting statistics (like 4.0 did) */
+ MI_STATS_METHOD_NULLS_EQUAL,
+ /* Ignore NULLs - count only tuples without NULLs in the index components */
+ MI_STATS_METHOD_IGNORE_NULLS
+} enum_handler_stats_method;
+
+
+typedef struct st_handler_check_param
+{
+ char *isam_file_name;
+ MY_TMPDIR *tmpdir;
+ void *thd;
+ const char *db_name, *table_name, *op_name;
+ ulonglong auto_increment_value;
+ ulonglong max_data_file_length;
+ ulonglong keys_in_use;
+ ulonglong max_record_length;
+ /*
+ The next two are used to collect statistics, see update_key_parts for
+ description.
+ */
+ ulonglong unique_count[HA_MAX_KEY_SEG + 1];
+ ulonglong notnull_count[HA_MAX_KEY_SEG + 1];
+
+ my_off_t search_after_block;
+ my_off_t new_file_pos, key_file_blocks;
+ my_off_t keydata, totaldata, key_blocks, start_check_pos;
+ my_off_t used, empty, splits, del_length, link_used, lost;
+ ha_rows total_records, total_deleted, records,del_blocks;
+ ha_rows full_page_count, tail_count;
+ ha_checksum record_checksum, glob_crc;
+ ha_checksum key_crc[HA_MAX_POSSIBLE_KEY];
+ ha_checksum tmp_key_crc[HA_MAX_POSSIBLE_KEY];
+ ha_checksum tmp_record_checksum;
+ ulonglong org_key_map;
+ ulonglong testflag;
+
+ /* Following is used to check if rows are visible */
+ ulonglong max_trid, max_found_trid;
+ ulonglong not_visible_rows_found;
+ ulonglong use_buffers; /* Used as param to getopt() */
+ size_t read_buffer_length, write_buffer_length;
+ size_t sort_buffer_length, sort_key_blocks;
+ ulong rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY];
+ double new_rec_per_key_part[HA_MAX_KEY_SEG * HA_MAX_POSSIBLE_KEY];
+ uint out_flag, warning_printed, error_printed, verbose;
+ uint opt_sort_key, total_files, max_level;
+ uint key_cache_block_size, pagecache_block_size;
+ int tmpfile_createflag, err_count;
+ myf myf_rw;
+ uint16 language;
+ my_bool using_global_keycache, opt_lock_memory, opt_follow_links;
+ my_bool retry_repair, force_sort, calc_checksum, static_row_size;
+ char temp_filename[FN_REFLEN];
+ IO_CACHE read_cache;
+ enum_handler_stats_method stats_method;
+#ifdef THREAD
+ pthread_mutex_t print_msg_mutex;
+ my_bool need_print_msg_lock;
+#endif
+} HA_CHECK;
+
+
+typedef struct st_sort_ftbuf
+{
+ uchar *buf, *end;
+ int count;
+ uchar lastkey[HA_MAX_KEY_BUFF];
+} SORT_FT_BUF;
+
+
+typedef struct st_buffpek {
+ my_off_t file_pos; /* Where we are in the sort file */
+ uchar *base, *key; /* Key pointers */
+ ha_rows count; /* Number of rows in table */
+ ulong mem_count; /* numbers of keys in memory */
+ ulong max_keys; /* Max keys in buffert */
+} BUFFPEK;
+
+#endif /* _myisamchk_h */