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mariadb/sql/sql_parse.h
Sergei Golubchik d2755a2c9c 5.3->5.5 merge
2011-11-22 18:04:38 +01:00

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8.4 KiB
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/* Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved.
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 */
#ifndef SQL_PARSE_INCLUDED
#define SQL_PARSE_INCLUDED
#include "my_global.h" /* NO_EMBEDDED_ACCESS_CHECKS */
#include "sql_acl.h" /* GLOBAL_ACLS */
class Comp_creator;
class Item;
class Object_creation_ctx;
class Parser_state;
struct TABLE_LIST;
class THD;
class Table_ident;
struct LEX;
enum enum_mysql_completiontype {
ROLLBACK_RELEASE=-2, ROLLBACK=1, ROLLBACK_AND_CHAIN=7,
COMMIT_RELEASE=-1, COMMIT=0, COMMIT_AND_CHAIN=6
};
extern "C" int test_if_data_home_dir(const char *dir);
bool multi_update_precheck(THD *thd, TABLE_LIST *tables);
bool multi_delete_precheck(THD *thd, TABLE_LIST *tables);
int mysql_multi_update_prepare(THD *thd);
int mysql_multi_delete_prepare(THD *thd);
bool mysql_insert_select_prepare(THD *thd);
bool update_precheck(THD *thd, TABLE_LIST *tables);
bool delete_precheck(THD *thd, TABLE_LIST *tables);
bool insert_precheck(THD *thd, TABLE_LIST *tables);
bool create_table_precheck(THD *thd, TABLE_LIST *tables,
TABLE_LIST *create_table);
bool parse_sql(THD *thd,
Parser_state *parser_state,
Object_creation_ctx *creation_ctx);
void free_items(Item *item);
void cleanup_items(Item *item);
Comp_creator *comp_eq_creator(bool invert);
Comp_creator *comp_ge_creator(bool invert);
Comp_creator *comp_gt_creator(bool invert);
Comp_creator *comp_le_creator(bool invert);
Comp_creator *comp_lt_creator(bool invert);
Comp_creator *comp_ne_creator(bool invert);
int prepare_schema_table(THD *thd, LEX *lex, Table_ident *table_ident,
enum enum_schema_tables schema_table_idx);
void get_default_definer(THD *thd, LEX_USER *definer);
LEX_USER *create_default_definer(THD *thd);
LEX_USER *create_definer(THD *thd, LEX_STRING *user_name, LEX_STRING *host_name);
LEX_USER *get_current_user(THD *thd, LEX_USER *user);
bool check_string_byte_length(LEX_STRING *str, const char *err_msg,
uint max_byte_length);
bool check_string_char_length(LEX_STRING *str, const char *err_msg,
uint max_char_length, CHARSET_INFO *cs,
bool no_error);
CHARSET_INFO* merge_charset_and_collation(CHARSET_INFO *cs, CHARSET_INFO *cl);
bool check_host_name(LEX_STRING *str);
bool check_identifier_name(LEX_STRING *str, uint max_char_length,
uint err_code, const char *param_for_err_msg);
bool mysql_test_parse_for_slave(THD *thd,char *inBuf,uint length);
bool sqlcom_can_generate_row_events(const THD *thd);
bool is_update_query(enum enum_sql_command command);
bool is_log_table_write_query(enum enum_sql_command command);
bool alloc_query(THD *thd, const char *packet, uint packet_length);
void mysql_init_select(LEX *lex);
void mysql_parse(THD *thd, char *rawbuf, uint length,
Parser_state *parser_state);
void mysql_reset_thd_for_next_command(THD *thd, my_bool calculate_userstat);
bool mysql_new_select(LEX *lex, bool move_down);
void create_select_for_variable(const char *var_name);
void create_table_set_open_action_and_adjust_tables(LEX *lex);
void mysql_init_multi_delete(LEX *lex);
bool multi_delete_set_locks_and_link_aux_tables(LEX *lex);
void create_table_set_open_action_and_adjust_tables(LEX *lex);
pthread_handler_t handle_bootstrap(void *arg);
int mysql_execute_command(THD *thd);
bool do_command(THD *thd);
void do_handle_bootstrap(THD *thd);
bool dispatch_command(enum enum_server_command command, THD *thd,
char* packet, uint packet_length);
void log_slow_statement(THD *thd);
bool append_file_to_dir(THD *thd, const char **filename_ptr,
const char *table_name);
bool append_file_to_dir(THD *thd, const char **filename_ptr,
const char *table_name);
void execute_init_command(THD *thd, LEX_STRING *init_command,
mysql_rwlock_t *var_lock);
bool add_field_to_list(THD *thd, LEX_STRING *field_name, enum enum_field_types type,
char *length, char *decimal,
uint type_modifier,
Item *default_value, Item *on_update_value,
LEX_STRING *comment,
char *change, List<String> *interval_list,
CHARSET_INFO *cs,
uint uint_geom_type,
Virtual_column_info *vcol_info,
engine_option_value *create_options);
bool add_to_list(THD *thd, SQL_I_List<ORDER> &list, Item *group, bool asc);
void add_join_on(TABLE_LIST *b,Item *expr);
void add_join_natural(TABLE_LIST *a,TABLE_LIST *b,List<String> *using_fields,
SELECT_LEX *lex);
bool add_proc_to_list(THD *thd, Item *item);
bool push_new_name_resolution_context(THD *thd,
TABLE_LIST *left_op,
TABLE_LIST *right_op);
void store_position_for_column(const char *name);
void init_update_queries(void);
bool check_simple_select();
Item *normalize_cond(Item *cond);
Item *negate_expression(THD *thd, Item *expr);
bool check_stack_overrun(THD *thd, long margin, uchar *dummy);
/* Variables */
extern const char* any_db;
extern uint sql_command_flags[];
extern uint server_command_flags[];
extern const LEX_STRING command_name[];
extern uint server_command_flags[];
/* Inline functions */
inline bool check_identifier_name(LEX_STRING *str, uint err_code)
{
return check_identifier_name(str, NAME_CHAR_LEN, err_code, "");
}
inline bool check_identifier_name(LEX_STRING *str)
{
return check_identifier_name(str, NAME_CHAR_LEN, 0, "");
}
#ifndef NO_EMBEDDED_ACCESS_CHECKS
bool check_one_table_access(THD *thd, ulong privilege, TABLE_LIST *tables);
bool check_single_table_access(THD *thd, ulong privilege,
TABLE_LIST *tables, bool no_errors);
bool check_routine_access(THD *thd,ulong want_access,char *db,char *name,
bool is_proc, bool no_errors);
bool check_some_access(THD *thd, ulong want_access, TABLE_LIST *table);
bool check_some_routine_access(THD *thd, const char *db, const char *name, bool is_proc);
bool check_access(THD *thd, ulong want_access, const char *db, ulong *save_priv,
GRANT_INTERNAL_INFO *grant_internal_info,
bool dont_check_global_grants, bool no_errors);
bool check_table_access(THD *thd, ulong requirements,TABLE_LIST *tables,
bool any_combination_of_privileges_will_do,
uint number,
bool no_errors);
#else
inline bool check_one_table_access(THD *thd, ulong privilege, TABLE_LIST *tables)
{ return false; }
inline bool check_single_table_access(THD *thd, ulong privilege,
TABLE_LIST *tables, bool no_errors)
{ return false; }
inline bool check_routine_access(THD *thd,ulong want_access,char *db,
char *name, bool is_proc, bool no_errors)
{ return false; }
inline bool check_some_access(THD *thd, ulong want_access, TABLE_LIST *table)
{
table->grant.privilege= want_access;
return false;
}
inline bool check_some_routine_access(THD *thd, const char *db,
const char *name, bool is_proc)
{ return false; }
inline bool check_access(THD *, ulong, const char *, ulong *save_priv,
GRANT_INTERNAL_INFO *, bool, bool)
{
if (save_priv)
*save_priv= GLOBAL_ACLS;
return false;
}
inline bool
check_table_access(THD *thd, ulong requirements,TABLE_LIST *tables,
bool any_combination_of_privileges_will_do,
uint number,
bool no_errors)
{ return false; }
#endif /*NO_EMBEDDED_ACCESS_CHECKS*/
/* These were under the INNODB_COMPATIBILITY_HOOKS */
bool check_global_access(THD *thd, ulong want_access);
inline bool is_supported_parser_charset(CHARSET_INFO *cs)
{
return test(cs->mbminlen == 1);
}
#endif /* SQL_PARSE_INCLUDED */
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