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/*
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
*
* Various server-wide declarations and variables.
*/
#ifndef DRIZZLED_SERVER_INCLUDES_H
#define DRIZZLED_SERVER_INCLUDES_H
/* Cross-platform portability code and standard includes */
#include <drizzled/global.h>
/* Contains system-wide constants and #defines */
#include <drizzled/definitions.h>
/* Lots of system-wide struct definitions like IO_CACHE,
prototypes for all my_* functions */
#include <mysys/my_sys.h>
/* Custom C string functions */
#include <mystrings/m_string.h>
/* Range optimization API/library */
#include <drizzled/opt_range.h>
/* Routines for dropping, repairing, checking schema tables */
#include <drizzled/sql_table.h>
/* Routines for printing error messages */
#include <drizzled/errmsg_print.h>
#include <string>
#include <sstream>
#include <bitset>
typedef struct st_ha_create_information HA_CREATE_INFO;
/* information schema */
static const std::string INFORMATION_SCHEMA_NAME("information_schema");
/* drizzled.cc */
void refresh_status(Session *session);
void unlink_session(Session *session);
/* item_func.cc */
extern bool check_reserved_words(LEX_STRING *name);
extern enum_field_types agg_field_type(Item **items, uint32_t nitems);
/* strfunc.cc */
uint64_t find_set(TYPELIB *lib, const char *x, uint32_t length, const CHARSET_INFO * const cs,
char **err_pos, uint32_t *err_len, bool *set_warning);
uint32_t find_type(const TYPELIB *lib, const char *find, uint32_t length,
bool part_match);
uint32_t find_type2(const TYPELIB *lib, const char *find, uint32_t length,
const CHARSET_INFO *cs);
/*
External variables
*/
extern const CHARSET_INFO *system_charset_info;
extern const CHARSET_INFO *files_charset_info;
extern const CHARSET_INFO *table_alias_charset;
extern char *drizzle_tmpdir;
extern const LEX_STRING command_name[];
extern const char *first_keyword;
extern const char *binary_keyword;
extern const char *in_left_expr_name;
extern const char *in_additional_cond;
extern const char *in_having_cond;
extern char language[FN_REFLEN];
extern char glob_hostname[FN_REFLEN];
extern char drizzle_home[FN_REFLEN];
extern char pidfile_name[FN_REFLEN];
extern char system_time_zone[30];
extern char *opt_tc_log_file;
extern const double log_10[309];
extern uint64_t log_10_int[20];
extern uint64_t session_startup_options;
extern uint32_t global_thread_id;
extern uint64_t aborted_threads;
extern uint64_t aborted_connects;
extern uint64_t table_cache_size;
extern uint64_t table_def_size;
extern uint64_t max_connect_errors;
extern uint32_t back_log;
extern pid_t current_pid;
extern std::bitset<12> test_flags;
extern uint32_t ha_open_options;
extern char *drizzled_bind_host;
extern uint32_t drizzled_bind_timeout;
extern uint32_t dropping_tables;
extern bool opt_endinfo;
extern bool locked_in_memory;
extern bool volatile abort_loop;
extern bool volatile shutdown_in_progress;
extern uint32_t volatile thread_running;
extern uint32_t volatile global_read_lock;
extern bool opt_readonly;
extern char* opt_secure_file_priv;
extern char *default_tz_name;
extern FILE *stderror_file;
extern pthread_mutex_t LOCK_create_db;
extern pthread_mutex_t LOCK_open;
extern pthread_mutex_t LOCK_thread_count;
extern pthread_mutex_t LOCK_status;
extern pthread_mutex_t LOCK_global_read_lock;
extern pthread_mutex_t LOCK_global_system_variables;
extern pthread_rwlock_t LOCK_system_variables_hash;
extern pthread_cond_t COND_refresh;
extern pthread_cond_t COND_thread_count;
extern pthread_cond_t COND_global_read_lock;
extern pthread_attr_t connection_attrib;
extern std::vector<Session *> session_list;
extern String my_empty_string;
extern const String my_null_string;
extern struct system_variables max_system_variables;
extern struct system_status_var global_status_var;
extern Table *unused_tables;
extern const char* any_db;
extern struct my_option my_long_options[];
extern std::bitset<5> sql_command_flags[];
extern drizzled::plugin::StorageEngine *myisam_engine;
extern drizzled::plugin::StorageEngine *heap_engine;
extern SHOW_COMP_OPTION have_symlink;
extern pthread_t signal_thread;
/* table.cc */
TableShare *alloc_table_share(TableList *table_list, char *key,
uint32_t key_length);
int open_table_def(Session& session, TableShare *share);
void open_table_error(TableShare *share, int error, int db_errno, int errarg);
int open_table_from_share(Session *session, TableShare *share, const char *alias,
uint32_t db_stat, uint32_t prgflag, uint32_t ha_open_flags,
Table *outparam);
void free_blobs(Table *table);
int set_zone(int nr,int min_zone,int max_zone);
uint32_t convert_period_to_month(uint32_t period);
uint32_t convert_month_to_period(uint32_t month);
void get_date_from_daynr(long daynr,uint32_t *year, uint32_t *month,
uint32_t *day);
bool str_to_time_with_warn(const char *str,uint32_t length,DRIZZLE_TIME *l_time);
enum enum_drizzle_timestamp_type str_to_datetime_with_warn(const char *str, uint32_t length,
DRIZZLE_TIME *l_time, uint32_t flags);
void localtime_to_TIME(DRIZZLE_TIME *to, struct tm *from);
void make_truncated_value_warning(Session *session, DRIZZLE_ERROR::enum_warning_level level,
const char *str_val,
uint32_t str_length, enum enum_drizzle_timestamp_type time_type,
const char *field_name);
bool calc_time_diff(DRIZZLE_TIME *l_time1, DRIZZLE_TIME *l_time2, int l_sign,
int64_t *seconds_out, long *microseconds_out);
void make_datetime(const DRIZZLE_TIME *l_time, String *str);
void make_date(const DRIZZLE_TIME *l_time, String *str);
uint64_t get_datetime_value(Session *session, Item ***item_arg, Item **cache_arg,
Item *warn_item, bool *is_null);
int test_if_number(char *str,int *res,bool allow_wildcards);
void change_byte(unsigned char *,uint,char,char);
void init_read_record(READ_RECORD *info, Session *session, Table *reg_form,
SQL_SELECT *select,
int use_record_cache, bool print_errors);
void init_read_record_idx(READ_RECORD *info, Session *session, Table *table,
bool print_error, uint32_t idx);
void end_read_record(READ_RECORD *info);
ha_rows filesort(Session *session, Table *form,struct st_sort_field *sortorder,
uint32_t s_length, SQL_SELECT *select,
ha_rows max_rows, bool sort_positions,
ha_rows *examined_rows);
void filesort_free_buffers(Table *table, bool full);
void change_double_for_sort(double nr,unsigned char *to);
double my_double_round(double value, int64_t dec, bool dec_unsigned,
bool truncate);
int get_quick_record(SQL_SELECT *select);
int calc_weekday(long daynr,bool sunday_first_day_of_week);
uint32_t calc_week(DRIZZLE_TIME *l_time, uint32_t week_behaviour, uint32_t *year);
void find_date(char *pos,uint32_t *vek,uint32_t flag);
TYPELIB *convert_strings_to_array_type(char * *typelibs, char * *end);
TYPELIB *typelib(MEM_ROOT *mem_root, List<String> &strings);
ulong get_form_pos(File file, unsigned char *head, TYPELIB *save_names);
ulong next_io_size(ulong pos);
void append_unescaped(String *res, const char *pos, uint32_t length);
int rename_file_ext(const char * from,const char * to,const char * ext);
bool check_db_name(LEX_STRING *db);
bool check_column_name(const char *name);
bool check_table_name(const char *name, uint32_t length);
/* Conversion functions */
size_t build_table_filename(char *buff, size_t bufflen, const char *db,
const char *table_name, bool is_tmp);
/* Flags for conversion functions. */
#define FN_FROM_IS_TMP (1 << 0)
#define FN_TO_IS_TMP (1 << 1)
#define FN_IS_TMP (FN_FROM_IS_TMP | FN_TO_IS_TMP)
#define NO_FRM_RENAME (1 << 2)
inline uint32_t sql_rnd()
{
return (uint32_t) (rand() * 0xffffffff); /* make all bits random */
}
/**
convert a hex digit into number.
*/
inline int hexchar_to_int(char c)
{
if (c <= '9' && c >= '0')
return c-'0';
c|=32;
if (c <= 'f' && c >= 'a')
return c-'a'+10;
return -1;
}
#endif /* DRIZZLED_SERVER_INCLUDES_H */
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