2
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
4
* Copyright (C) 2008 Sun Microsystems
6
* This program is free software; you can redistribute it and/or modify
7
* it under the terms of the GNU General Public License as published by
8
* the Free Software Foundation; version 2 of the License.
10
* This program is distributed in the hope that it will be useful,
11
* but WITHOUT ANY WARRANTY; without even the implied warranty of
12
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13
* GNU General Public License for more details.
15
* You should have received a copy of the GNU General Public License
16
* along with this program; if not, write to the Free Software
17
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23
* Various server-wide declarations and variables.
26
#ifndef DRIZZLED_SERVER_INCLUDES_H
27
#define DRIZZLED_SERVER_INCLUDES_H
29
/* Cross-platform portability code and standard includes */
30
#include <drizzled/global.h>
31
/* Contains system-wide constants and #defines */
32
#include <drizzled/definitions.h>
34
/* Lots of system-wide struct definitions like IO_CACHE,
35
prototypes for all my_* functions */
36
#include <mysys/my_sys.h>
37
/* Custom C string functions */
38
#include <mystrings/m_string.h>
40
/* The <strong>INTERNAL</strong> plugin API - not the external, or public, server plugin API */
41
#include <drizzled/sql_plugin.h>
42
/* Range optimization API/library */
43
#include <drizzled/opt_range.h>
44
/* Simple error injection (crash) module */
45
#include <drizzled/error_injection.h>
46
/* Routines for dropping, repairing, checking schema tables */
47
#include <drizzled/sql_table.h>
49
/* Routines for printing error messages */
50
#include <drizzled/errmsg_print.h>
56
typedef struct st_ha_create_information HA_CREATE_INFO;
58
/* information schema */
59
static const std::string INFORMATION_SCHEMA_NAME("information_schema");
62
void refresh_status(Session *session);
63
void unlink_session(Session *session);
66
extern bool check_reserved_words(LEX_STRING *name);
67
extern enum_field_types agg_field_type(Item **items, uint32_t nitems);
70
uint64_t find_set(TYPELIB *lib, const char *x, uint32_t length, const CHARSET_INFO * const cs,
71
char **err_pos, uint32_t *err_len, bool *set_warning);
72
uint32_t find_type(const TYPELIB *lib, const char *find, uint32_t length,
74
uint32_t find_type2(const TYPELIB *lib, const char *find, uint32_t length,
75
const CHARSET_INFO *cs);
76
void unhex_type2(TYPELIB *lib);
77
uint32_t check_word(TYPELIB *lib, const char *val, const char *end,
78
const char **end_of_word);
79
int find_string_in_array(LEX_STRING * const haystack, LEX_STRING * const needle,
80
const CHARSET_INFO * const cs);
86
extern const CHARSET_INFO *system_charset_info;
87
extern const CHARSET_INFO *files_charset_info;
88
extern const CHARSET_INFO *table_alias_charset;
90
extern char *drizzle_tmpdir;
91
extern const LEX_STRING command_name[];
92
extern const char *first_keyword;
93
extern const char *binary_keyword;
94
extern const char *in_left_expr_name;
95
extern const char *in_additional_cond;
96
extern const char *in_having_cond;
97
extern char language[FN_REFLEN];
98
extern char glob_hostname[FN_REFLEN];
99
extern char drizzle_home[FN_REFLEN];
100
extern char pidfile_name[FN_REFLEN];
101
extern char system_time_zone[30];
102
extern char *opt_tc_log_file;
103
extern const double log_10[309];
104
extern uint64_t log_10_int[20];
105
extern uint64_t session_startup_options;
106
extern uint32_t global_thread_id;
107
extern uint64_t aborted_threads;
108
extern uint64_t aborted_connects;
109
extern uint64_t table_cache_size;
110
extern uint64_t table_def_size;
111
extern uint64_t max_connect_errors;
112
extern uint32_t back_log;
113
extern pid_t current_pid;
114
extern std::bitset<12> test_flags;
115
extern uint32_t ha_open_options;
116
extern uint32_t drizzled_tcp_port;
117
extern uint32_t dropping_tables;
118
extern bool opt_endinfo;
119
extern bool locked_in_memory;
120
extern bool volatile abort_loop;
121
extern bool volatile shutdown_in_progress;
122
extern uint32_t volatile thread_running;
123
extern uint32_t volatile global_read_lock;
124
extern bool opt_readonly;
125
extern char* opt_secure_file_priv;
126
extern char *default_tz_name;
128
extern FILE *stderror_file;
129
extern pthread_mutex_t LOCK_create_db;
130
extern pthread_mutex_t LOCK_open;
131
extern pthread_mutex_t LOCK_thread_count;
132
extern pthread_mutex_t LOCK_status;
133
extern pthread_mutex_t LOCK_global_read_lock;
134
extern pthread_mutex_t LOCK_global_system_variables;
136
extern pthread_rwlock_t LOCK_system_variables_hash;
137
extern pthread_cond_t COND_refresh;
138
extern pthread_cond_t COND_thread_count;
139
extern pthread_cond_t COND_global_read_lock;
140
extern pthread_attr_t connection_attrib;
141
extern std::vector<Session *> session_list;
142
extern String my_empty_string;
143
extern const String my_null_string;
144
extern SHOW_VAR status_vars[];
145
extern struct system_variables max_system_variables;
146
extern struct system_status_var global_status_var;
148
extern Table *unused_tables;
149
extern const char* any_db;
150
extern struct my_option my_long_options[];
151
extern std::bitset<5> sql_command_flags[];
153
extern StorageEngine *myisam_engine;
154
extern StorageEngine *heap_engine;
156
extern SHOW_COMP_OPTION have_symlink;
158
extern pthread_t signal_thread;
161
TableShare *alloc_table_share(TableList *table_list, char *key,
162
uint32_t key_length);
163
int open_table_def(Session *session, TableShare *share);
164
void open_table_error(TableShare *share, int error, int db_errno, int errarg);
165
int open_table_from_share(Session *session, TableShare *share, const char *alias,
166
uint32_t db_stat, uint32_t prgflag, uint32_t ha_open_flags,
167
Table *outparam, open_table_mode open_mode);
168
void free_blobs(Table *table);
169
int set_zone(int nr,int min_zone,int max_zone);
170
uint32_t convert_period_to_month(uint32_t period);
171
uint32_t convert_month_to_period(uint32_t month);
172
void get_date_from_daynr(long daynr,uint32_t *year, uint32_t *month,
174
bool str_to_time_with_warn(const char *str,uint32_t length,DRIZZLE_TIME *l_time);
175
enum enum_drizzle_timestamp_type str_to_datetime_with_warn(const char *str, uint32_t length,
176
DRIZZLE_TIME *l_time, uint32_t flags);
177
void localtime_to_TIME(DRIZZLE_TIME *to, struct tm *from);
178
void calc_time_from_sec(DRIZZLE_TIME *to, long seconds, long microseconds);
180
void make_truncated_value_warning(Session *session, DRIZZLE_ERROR::enum_warning_level level,
182
uint32_t str_length, enum enum_drizzle_timestamp_type time_type,
183
const char *field_name);
185
bool calc_time_diff(DRIZZLE_TIME *l_time1, DRIZZLE_TIME *l_time2, int l_sign,
186
int64_t *seconds_out, long *microseconds_out);
188
extern LEX_STRING interval_type_to_name[];
190
void make_datetime(const DRIZZLE_TIME *l_time, String *str);
191
void make_date(const DRIZZLE_TIME *l_time, String *str);
192
void make_time(const DRIZZLE_TIME *l_time, String *str);
193
int my_time_compare(DRIZZLE_TIME *a, DRIZZLE_TIME *b);
194
uint64_t get_datetime_value(Session *session, Item ***item_arg, Item **cache_arg,
195
Item *warn_item, bool *is_null);
197
int test_if_number(char *str,int *res,bool allow_wildcards);
198
void change_byte(unsigned char *,uint,char,char);
199
void init_read_record(READ_RECORD *info, Session *session, Table *reg_form,
201
int use_record_cache, bool print_errors);
202
void init_read_record_idx(READ_RECORD *info, Session *session, Table *table,
203
bool print_error, uint32_t idx);
204
void end_read_record(READ_RECORD *info);
205
ha_rows filesort(Session *session, Table *form,struct st_sort_field *sortorder,
206
uint32_t s_length, SQL_SELECT *select,
207
ha_rows max_rows, bool sort_positions,
208
ha_rows *examined_rows);
209
void filesort_free_buffers(Table *table, bool full);
210
void change_double_for_sort(double nr,unsigned char *to);
211
double my_double_round(double value, int64_t dec, bool dec_unsigned,
213
int get_quick_record(SQL_SELECT *select);
215
int calc_weekday(long daynr,bool sunday_first_day_of_week);
216
uint32_t calc_week(DRIZZLE_TIME *l_time, uint32_t week_behaviour, uint32_t *year);
217
void find_date(char *pos,uint32_t *vek,uint32_t flag);
218
TYPELIB *convert_strings_to_array_type(char * *typelibs, char * *end);
219
TYPELIB *typelib(MEM_ROOT *mem_root, List<String> &strings);
220
ulong get_form_pos(File file, unsigned char *head, TYPELIB *save_names);
221
ulong next_io_size(ulong pos);
222
void append_unescaped(String *res, const char *pos, uint32_t length);
223
int rename_table_proto_file(const char *from, const char* to);
224
int delete_table_proto_file(const char *file_name);
225
int rename_file_ext(const char * from,const char * to,const char * ext);
226
bool check_db_name(LEX_STRING *db);
227
bool check_column_name(const char *name);
228
bool check_table_name(const char *name, uint32_t length);
229
char *fn_rext(char *name);
231
/* Conversion functions */
232
size_t build_table_filename(char *buff, size_t bufflen, const char *db,
233
const char *table_name, bool is_tmp);
235
/* Flags for conversion functions. */
236
#define FN_FROM_IS_TMP (1 << 0)
237
#define FN_TO_IS_TMP (1 << 1)
238
#define FN_IS_TMP (FN_FROM_IS_TMP | FN_TO_IS_TMP)
239
#define NO_FRM_RENAME (1 << 2)
241
inline uint32_t sql_rnd()
243
return (uint32_t) (rand() * 0xffffffff); /* make all bits random */
247
convert a hex digit into number.
249
inline int hexchar_to_int(char c)
251
if (c <= '9' && c >= '0')
254
if (c <= 'f' && c >= 'a')
259
#endif /* DRIZZLED_SERVER_INCLUDES_H */