mirror of
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17b4f99928
This commit is based on the work of Michal Schorm, rebased on the
earliest MariaDB version.
Th command line used to generate this diff was:
find ./ -type f \
-exec sed -i -e 's/Foundation, Inc., 59 Temple Place, Suite 330, Boston, /Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, /g' {} \; \
-exec sed -i -e 's/Foundation, Inc. 59 Temple Place.* Suite 330, Boston, /Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, /g' {} \; \
-exec sed -i -e 's/MA.*.....-1307.*USA/MA 02110-1335 USA/g' {} \; \
-exec sed -i -e 's/Foundation, Inc., 59 Temple/Foundation, Inc., 51 Franklin/g' {} \; \
-exec sed -i -e 's/Place, Suite 330, Boston, MA.*02111-1307.*USA/Street, Fifth Floor, Boston, MA 02110-1335 USA/g' {} \; \
-exec sed -i -e 's/MA.*.....-1307/MA 02110-1335/g' {} \;
122 lines
5.1 KiB
C
122 lines
5.1 KiB
C
/* Copyright (C) 2007 Michael Widenius
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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; version 2 of the License.
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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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/*
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When we have finished the write/update/delete of a row, we have cleanups to
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do. For now it is signalling to Checkpoint that all dirtied pages have
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their rec_lsn set and page LSN set (_ma_unpin_all_pages() has been called),
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and that bitmap pages are correct (_ma_bitmap_release_unused() has been
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called).
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*/
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/* Struct for clr_end */
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struct st_msg_to_write_hook_for_clr_end
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{
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LSN previous_undo_lsn;
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enum translog_record_type undone_record_type;
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ha_checksum checksum_delta;
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void *extra_msg;
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};
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struct st_msg_to_write_hook_for_undo_key
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{
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my_off_t *root;
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my_off_t value;
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uint keynr;
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ulonglong auto_increment;
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};
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/* Function definitions for some redo functions */
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my_bool _ma_write_clr(MARIA_HA *info, LSN undo_lsn,
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enum translog_record_type undo_type,
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my_bool store_checksum, ha_checksum checksum,
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LSN *res_lsn, void *extra_msg);
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int _ma_write_undo_key_insert(MARIA_HA *info, const MARIA_KEY *key,
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my_off_t *root, my_off_t new_root,
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LSN *res_lsn);
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my_bool _ma_write_undo_key_delete(MARIA_HA *info, const MARIA_KEY *key,
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my_off_t new_root, LSN *res_lsn);
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my_bool write_hook_for_clr_end(enum translog_record_type type,
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TRN *trn, MARIA_HA *tbl_info, LSN *lsn,
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void *hook_arg);
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extern my_bool write_hook_for_undo_key(enum translog_record_type type,
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TRN *trn, MARIA_HA *tbl_info,
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LSN *lsn, void *hook_arg);
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extern my_bool write_hook_for_undo_key_insert(enum translog_record_type type,
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TRN *trn, MARIA_HA *tbl_info,
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LSN *lsn, void *hook_arg);
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extern my_bool write_hook_for_undo_key_delete(enum translog_record_type type,
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TRN *trn, MARIA_HA *tbl_info,
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LSN *lsn, void *hook_arg);
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my_bool _ma_log_prefix(MARIA_PAGE *page, uint changed_length, int move_length,
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enum en_key_debug debug_marker);
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my_bool _ma_log_suffix(MARIA_PAGE *page, uint org_length,
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uint new_length);
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my_bool _ma_log_add(MARIA_PAGE *page, uint buff_length, uchar *key_pos,
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uint changed_length, int move_length,
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my_bool handle_overflow,
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enum en_key_debug debug_marker);
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my_bool _ma_log_delete(MARIA_PAGE *page, const uchar *key_pos,
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uint changed_length, uint move_length,
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uint append_length, enum en_key_debug debug_marker);
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my_bool _ma_log_change(MARIA_PAGE *page, const uchar *key_pos, uint length,
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enum en_key_debug debug_marker);
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my_bool _ma_log_new(MARIA_PAGE *page, my_bool root_page);
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#ifdef EXTRA_DEBUG_KEY_CHANGES
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void _ma_log_key_changes(MARIA_PAGE *ma_page, LEX_CUSTRING *log_array,
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uchar *log_pos, uint *changed_length,
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uint *translog_parts);
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#else
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#define _ma_log_key_changes(A,B,C,D,E)
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#endif
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uint _ma_apply_redo_index_new_page(MARIA_HA *info, LSN lsn,
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const uchar *header, uint length);
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uint _ma_apply_redo_index_free_page(MARIA_HA *info, LSN lsn,
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const uchar *header);
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uint _ma_apply_redo_index(MARIA_HA *info,
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LSN lsn, const uchar *header, uint length);
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my_bool _ma_apply_undo_key_insert(MARIA_HA *info, LSN undo_lsn,
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const uchar *header, uint length);
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my_bool _ma_apply_undo_key_delete(MARIA_HA *info, LSN undo_lsn,
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const uchar *header, uint length,
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my_bool with_root);
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static inline void _ma_finalize_row(MARIA_HA *info)
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{
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info->trn->rec_lsn= LSN_IMPOSSIBLE;
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}
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/* unpinning is often the last operation before finalizing */
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static inline void _ma_unpin_all_pages_and_finalize_row(MARIA_HA *info,
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LSN undo_lsn)
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{
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_ma_unpin_all_pages(info, undo_lsn);
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_ma_finalize_row(info);
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}
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extern my_bool _ma_lock_key_del(MARIA_HA *info, my_bool insert_at_end);
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extern void _ma_unlock_key_del(MARIA_HA *info);
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static inline void _ma_fast_unlock_key_del(MARIA_HA *info)
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{
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if (info->key_del_used)
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_ma_unlock_key_del(info);
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}
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