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/* Copyright (C) 2000-2006 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; 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef PLUGIN_MYISAM_HA_MYISAM_H
#define PLUGIN_MYISAM_HA_MYISAM_H
#include <drizzled/cursor.h>
#include <drizzled/thr_lock.h>
/* class for the the myisam Cursor */
#include <plugin/myisam/myisam.h>
class ha_myisam: public drizzled::Cursor
{
MI_INFO *file;
char *data_file_name, *index_file_name;
bool can_enable_indexes;
bool is_ordered;
int repair(drizzled::Session *session, MI_CHECK ¶m, bool optimize);
public:
ha_myisam(drizzled::plugin::StorageEngine &engine,
drizzled::TableShare &table_arg);
~ha_myisam() {}
Cursor *clone(drizzled::memory::Root *mem_root);
const char *index_type(uint32_t key_number);
int doStartIndexScan(uint32_t idx, bool sorted);
int doEndIndexScan();
uint32_t checksum() const;
int open(const char *name, int mode, uint32_t test_if_locked);
int close(void);
int doInsertRecord(unsigned char * buf);
int doUpdateRecord(const unsigned char * old_data, unsigned char * new_data);
int doDeleteRecord(const unsigned char * buf);
int index_read_map(unsigned char *buf, const unsigned char *key, drizzled::key_part_map keypart_map,
enum drizzled::ha_rkey_function find_flag);
int index_read_idx_map(unsigned char *buf, uint32_t index, const unsigned char *key,
drizzled::key_part_map keypart_map,
enum drizzled::ha_rkey_function find_flag);
int index_read_last_map(unsigned char *buf, const unsigned char *key, drizzled::key_part_map keypart_map);
int index_next(unsigned char * buf);
int index_prev(unsigned char * buf);
int index_first(unsigned char * buf);
int index_last(unsigned char * buf);
int index_next_same(unsigned char *buf, const unsigned char *key, uint32_t keylen);
int doStartTableScan(bool scan);
int rnd_next(unsigned char *buf);
int rnd_pos(unsigned char * buf, unsigned char *pos);
void position(const unsigned char *record);
int info(uint);
int extra(enum drizzled::ha_extra_function operation);
int extra_opt(enum drizzled::ha_extra_function operation, uint32_t cache_size);
int reset(void);
int external_lock(drizzled::Session *session, int lock_type);
int delete_all_rows(void);
int disable_indexes(uint32_t mode);
int enable_indexes(uint32_t mode);
int indexes_are_disabled(void);
void start_bulk_insert(drizzled::ha_rows rows);
int end_bulk_insert();
drizzled::ha_rows records_in_range(uint32_t inx, drizzled::key_range *min_key, drizzled::key_range *max_key);
virtual void get_auto_increment(uint64_t offset, uint64_t increment,
uint64_t nb_desired_values,
uint64_t *first_value,
uint64_t *nb_reserved_values);
MI_INFO *file_ptr(void)
{
return file;
}
int read_range_first(const drizzled::key_range *start_key, const drizzled::key_range *end_key,
bool eq_range_arg, bool sorted);
int read_range_next();
int reset_auto_increment(uint64_t value);
virtual bool isOrdered(void)
{
return false;
}
private:
drizzled::key_map keys_with_parts;
};
#endif /* PLUGIN_MYISAM_HA_MYISAM_H */
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