Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 200 insertions, 0 deletions

diff --git a/storage/maria/ha_maria.h b/storage/maria/ha_maria.h
new file mode 100644
index 00000000..2b8b5dc9
--- /dev/null
+++ b/storage/maria/ha_maria.h
@@ -0,0 +1,200 @@
+#ifndef HA_MARIA_INCLUDED
+#define HA_MARIA_INCLUDED
+/* Copyright (C) 2006, 2004 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
+   Copyright (c) 2009, 2020, MariaDB Corporation 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 */
+
+#ifdef USE_PRAGMA_INTERFACE
+#pragma interface                               /* gcc class implementation */
+#endif
+
+/* class for the maria handler */
+
+#include "maria_def.h"
+#include "handler.h"
+#include "table.h"
+
+#define HA_RECOVER_NONE         0       /* No automatic recover */
+#define HA_RECOVER_DEFAULT      1       /* Automatic recover active */
+#define HA_RECOVER_BACKUP       2       /* Make a backupfile on recover */
+#define HA_RECOVER_FORCE        4       /* Recover even if we loose rows */
+#define HA_RECOVER_QUICK        8       /* Don't check rows in data file */
+
+C_MODE_START
+check_result_t index_cond_func_maria(void *arg);
+C_MODE_END
+
+extern TYPELIB maria_recover_typelib;
+extern ulonglong maria_recover_options;
+
+/*
+  In the ha_maria class there are a few virtual methods that are not marked as
+  'final'. This is because they are re-defined by the ha_s3 engine.
+*/
+
+class __attribute__((visibility("default"))) ha_maria :public handler
+{
+public:
+  MARIA_HA *file;
+private:
+  ulonglong int_table_flags;
+  MARIA_RECORD_POS remember_pos;
+  char *data_file_name, *index_file_name;
+  enum data_file_type data_file_type;
+  bool can_enable_indexes;
+  /**
+    If a transactional table is doing bulk insert with a single
+    UNDO_BULK_INSERT with/without repair.
+  */
+  uint8 bulk_insert_single_undo;
+  int repair(THD * thd, HA_CHECK *param, bool optimize);
+  int zerofill(THD * thd, HA_CHECK_OPT *check_opt);
+
+public:
+  ha_maria(handlerton *hton, TABLE_SHARE * table_arg);
+  ~ha_maria() = default;
+  handler *clone(const char *name, MEM_ROOT *mem_root) override final;
+  const char *index_type(uint key_number) override final;
+  ulonglong table_flags() const override final
+  { return int_table_flags; }
+  ulong index_flags(uint inx, uint part, bool all_parts) const override final;
+  uint max_supported_keys() const override final
+  { return MARIA_MAX_KEY; }
+  uint max_supported_key_length() const override final;
+  uint max_supported_key_part_length() const override final
+  { return max_supported_key_length(); }
+  enum row_type get_row_type() const override final;
+  void change_table_ptr(TABLE *table_arg, TABLE_SHARE *share) override final;
+  virtual double scan_time() override final;
+
+  int open(const char *name, int mode, uint test_if_locked) override;
+  int close(void) override final;
+  int write_row(const uchar * buf) override;
+  int update_row(const uchar * old_data, const uchar * new_data) override;
+  int delete_row(const uchar * buf) override;
+  int index_read_map(uchar * buf, const uchar * key, key_part_map keypart_map,
+		     enum ha_rkey_function find_flag) override final;
+  int index_read_idx_map(uchar * buf, uint idx, const uchar * key,
+			 key_part_map keypart_map,
+			 enum ha_rkey_function find_flag) override final;
+  int index_read_last_map(uchar * buf, const uchar * key,
+			  key_part_map keypart_map) override final;
+  int index_next(uchar * buf) override final;
+  int index_prev(uchar * buf) override final;
+  int index_first(uchar * buf) override final;
+  int index_last(uchar * buf) override final;
+  int index_next_same(uchar * buf, const uchar * key, uint keylen) override final;
+  int ft_init() override final
+  {
+    if (!ft_handler)
+      return 1;
+    ft_handler->please->reinit_search(ft_handler);
+    return 0;
+  }
+  FT_INFO *ft_init_ext(uint flags, uint inx, String * key) override final;
+  int ft_read(uchar * buf) override final;
+  int index_init(uint idx, bool sorted) override final;
+  int index_end() override final;
+  int rnd_init(bool scan) override final;
+  int rnd_end(void) override final;
+  int rnd_next(uchar * buf) override final;
+  int rnd_pos(uchar * buf, uchar * pos) override final;
+  int remember_rnd_pos() override final;
+  int restart_rnd_next(uchar * buf) override final;
+  void position(const uchar * record) override final;
+  int info(uint) override final;
+  int info(uint, my_bool);
+  int extra(enum ha_extra_function operation) override final;
+  int extra_opt(enum ha_extra_function operation, ulong cache_size) override final;
+  int reset(void) override final;
+  int external_lock(THD * thd, int lock_type) override;
+  int start_stmt(THD *thd, thr_lock_type lock_type) override final;
+  int delete_all_rows(void) override final;
+  int disable_indexes(uint mode) override final;
+  int enable_indexes(uint mode) override final;
+  int indexes_are_disabled(void) override final;
+  void start_bulk_insert(ha_rows rows, uint flags) override final;
+  int end_bulk_insert() override final;
+  ha_rows records_in_range(uint inx, const key_range *min_key,
+                           const key_range *max_key,
+                           page_range *pages) override final;
+  void update_create_info(HA_CREATE_INFO * create_info) override final;
+  int create(const char *name, TABLE * form, HA_CREATE_INFO * create_info) override;
+  THR_LOCK_DATA **store_lock(THD * thd, THR_LOCK_DATA ** to,
+                             enum thr_lock_type lock_type) override final;
+  virtual void get_auto_increment(ulonglong offset, ulonglong increment,
+                                  ulonglong nb_desired_values,
+                                  ulonglong *first_value,
+                                  ulonglong *nb_reserved_values) override final;
+  int rename_table(const char *from, const char *to) override;
+  int delete_table(const char *name) override;
+  void drop_table(const char *name) override;
+  int check(THD * thd, HA_CHECK_OPT * check_opt) override;
+  int analyze(THD * thd, HA_CHECK_OPT * check_opt) override;
+  int repair(THD * thd, HA_CHECK_OPT * check_opt) override;
+  int check_for_upgrade(HA_CHECK_OPT *check_opt) override;
+  bool check_and_repair(THD * thd) override final;
+  bool is_crashed() const override final;
+  bool is_changed() const;
+  bool auto_repair(int error) const override final;
+  int optimize(THD * thd, HA_CHECK_OPT * check_opt) override final;
+  int assign_to_keycache(THD * thd, HA_CHECK_OPT * check_opt) override final;
+  int preload_keys(THD * thd, HA_CHECK_OPT * check_opt) override;
+  bool check_if_incompatible_data(HA_CREATE_INFO * info, uint table_changes) override final;
+#ifdef HAVE_QUERY_CACHE
+  my_bool register_query_cache_table(THD *thd, const char *table_key,
+                                     uint key_length,
+                                     qc_engine_callback
+                                     *engine_callback,
+                                     ulonglong *engine_data) override final;
+#endif
+  MARIA_HA *file_ptr(void)
+  {
+    return file;
+  }
+  static bool has_active_transaction(THD *thd);
+  static int implicit_commit(THD *thd, bool new_trn);
+  /**
+   * Multi Range Read interface
+   */
+  int multi_range_read_init(RANGE_SEQ_IF *seq, void *seq_init_param,
+                            uint n_ranges, uint mode, HANDLER_BUFFER *buf) override final;
+  int multi_range_read_next(range_id_t *range_info) override final;
+  ha_rows multi_range_read_info_const(uint keyno, RANGE_SEQ_IF *seq,
+                                      void *seq_init_param,
+                                      uint n_ranges, uint *bufsz,
+                                      uint *flags, Cost_estimate *cost) override final;
+  ha_rows multi_range_read_info(uint keyno, uint n_ranges, uint keys,
+                                uint key_parts, uint *bufsz,
+                                uint *flags, Cost_estimate *cost) override final;
+  int multi_range_read_explain_info(uint mrr_mode, char *str, size_t size) override final;
+
+  /* Index condition pushdown implementation */
+  Item *idx_cond_push(uint keyno, Item* idx_cond) override final;
+
+  int find_unique_row(uchar *record, uint unique_idx) override final;
+
+  /* Following functions are needed by the S3 handler */
+  virtual S3_INFO *s3_open_args() { return 0; }
+  virtual void register_handler(MARIA_HA *file) {}
+
+private:
+  DsMrr_impl ds_mrr;
+  friend check_result_t index_cond_func_maria(void *arg);
+  friend void reset_thd_trn(THD *thd);
+  friend class ha_s3;
+};
+
+#endif /* HA_MARIA_INCLUDED */