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183 lines
7.7 KiB
C++
183 lines
7.7 KiB
C++
/* Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef SQL_PARSE_INCLUDED
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#define SQL_PARSE_INCLUDED
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#include "my_global.h" /* NO_EMBEDDED_ACCESS_CHECKS */
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#include "sql_acl.h" /* GLOBAL_ACLS */
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class Comp_creator;
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class Item;
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class Object_creation_ctx;
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class Parser_state;
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struct TABLE_LIST;
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class THD;
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class Table_ident;
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struct LEX;
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enum enum_mysql_completiontype {
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ROLLBACK_RELEASE=-2, ROLLBACK=1, ROLLBACK_AND_CHAIN=7,
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COMMIT_RELEASE=-1, COMMIT=0, COMMIT_AND_CHAIN=6
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};
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extern "C" int test_if_data_home_dir(const char *dir);
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int error_if_data_home_dir(const char *path, const char *what);
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bool multi_update_precheck(THD *thd, TABLE_LIST *tables);
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bool multi_delete_precheck(THD *thd, TABLE_LIST *tables);
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int mysql_multi_update_prepare(THD *thd);
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int mysql_multi_delete_prepare(THD *thd);
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bool mysql_insert_select_prepare(THD *thd);
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bool update_precheck(THD *thd, TABLE_LIST *tables);
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bool delete_precheck(THD *thd, TABLE_LIST *tables);
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bool insert_precheck(THD *thd, TABLE_LIST *tables);
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bool create_table_precheck(THD *thd, TABLE_LIST *tables,
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TABLE_LIST *create_table);
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bool check_fk_parent_table_access(THD *thd,
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HA_CREATE_INFO *create_info,
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Alter_info *alter_info);
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bool parse_sql(THD *thd, Parser_state *parser_state,
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Object_creation_ctx *creation_ctx, bool do_pfs_digest=false);
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void free_items(Item *item);
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void cleanup_items(Item *item);
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Comp_creator *comp_eq_creator(bool invert);
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Comp_creator *comp_ge_creator(bool invert);
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Comp_creator *comp_gt_creator(bool invert);
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Comp_creator *comp_le_creator(bool invert);
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Comp_creator *comp_lt_creator(bool invert);
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Comp_creator *comp_ne_creator(bool invert);
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int prepare_schema_table(THD *thd, LEX *lex, Table_ident *table_ident,
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enum enum_schema_tables schema_table_idx);
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void get_default_definer(THD *thd, LEX_USER *definer, bool role);
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LEX_USER *create_default_definer(THD *thd, bool role);
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LEX_USER *create_definer(THD *thd, LEX_STRING *user_name, LEX_STRING *host_name);
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LEX_USER *get_current_user(THD *thd, LEX_USER *user, bool lock=true);
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bool sp_process_definer(THD *thd);
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bool check_string_byte_length(LEX_STRING *str, const char *err_msg,
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uint max_byte_length);
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bool check_string_char_length(LEX_STRING *str, const char *err_msg,
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uint max_char_length, CHARSET_INFO *cs,
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bool no_error);
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CHARSET_INFO* merge_charset_and_collation(CHARSET_INFO *cs, CHARSET_INFO *cl);
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CHARSET_INFO *find_bin_collation(CHARSET_INFO *cs);
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bool check_host_name(LEX_STRING *str);
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bool check_identifier_name(LEX_STRING *str, uint max_char_length,
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uint err_code, const char *param_for_err_msg);
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bool mysql_test_parse_for_slave(THD *thd,char *inBuf,uint length);
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bool sqlcom_can_generate_row_events(const THD *thd);
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bool is_update_query(enum enum_sql_command command);
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bool is_log_table_write_query(enum enum_sql_command command);
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bool alloc_query(THD *thd, const char *packet, uint packet_length);
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void mysql_init_select(LEX *lex);
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void mysql_parse(THD *thd, char *rawbuf, uint length,
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Parser_state *parser_state);
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void mysql_reset_thd_for_next_command(THD *thd);
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bool mysql_new_select(LEX *lex, bool move_down);
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void create_select_for_variable(const char *var_name);
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void create_table_set_open_action_and_adjust_tables(LEX *lex);
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void mysql_init_multi_delete(LEX *lex);
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bool multi_delete_set_locks_and_link_aux_tables(LEX *lex);
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void create_table_set_open_action_and_adjust_tables(LEX *lex);
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pthread_handler_t handle_bootstrap(void *arg);
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int mysql_execute_command(THD *thd);
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bool do_command(THD *thd);
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void do_handle_bootstrap(THD *thd);
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bool dispatch_command(enum enum_server_command command, THD *thd,
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char* packet, uint packet_length);
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void log_slow_statement(THD *thd);
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bool append_file_to_dir(THD *thd, const char **filename_ptr,
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const char *table_name);
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bool append_file_to_dir(THD *thd, const char **filename_ptr,
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const char *table_name);
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void execute_init_command(THD *thd, LEX_STRING *init_command,
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mysql_rwlock_t *var_lock);
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bool add_to_list(THD *thd, SQL_I_List<ORDER> &list, Item *group, bool asc);
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void add_join_on(TABLE_LIST *b,Item *expr);
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void add_join_natural(TABLE_LIST *a,TABLE_LIST *b,List<String> *using_fields,
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SELECT_LEX *lex);
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bool add_proc_to_list(THD *thd, Item *item);
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bool push_new_name_resolution_context(THD *thd,
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TABLE_LIST *left_op,
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TABLE_LIST *right_op);
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void store_position_for_column(const char *name);
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void init_update_queries(void);
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bool check_simple_select();
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Item *normalize_cond(Item *cond);
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Item *negate_expression(THD *thd, Item *expr);
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bool check_stack_overrun(THD *thd, long margin, uchar *dummy);
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/* Variables */
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extern const char* any_db;
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extern uint sql_command_flags[];
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extern uint server_command_flags[];
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extern const LEX_STRING command_name[];
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extern uint server_command_flags[];
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/* Inline functions */
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inline bool check_identifier_name(LEX_STRING *str, uint err_code)
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{
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return check_identifier_name(str, NAME_CHAR_LEN, err_code, "");
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}
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inline bool check_identifier_name(LEX_STRING *str)
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{
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return check_identifier_name(str, NAME_CHAR_LEN, 0, "");
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}
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#ifndef NO_EMBEDDED_ACCESS_CHECKS
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bool check_one_table_access(THD *thd, ulong privilege, TABLE_LIST *tables);
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bool check_single_table_access(THD *thd, ulong privilege,
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TABLE_LIST *tables, bool no_errors);
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bool check_routine_access(THD *thd,ulong want_access,char *db,char *name,
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bool is_proc, bool no_errors);
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bool check_some_access(THD *thd, ulong want_access, TABLE_LIST *table);
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bool check_some_routine_access(THD *thd, const char *db, const char *name, bool is_proc);
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bool check_table_access(THD *thd, ulong requirements,TABLE_LIST *tables,
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bool any_combination_of_privileges_will_do,
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uint number,
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bool no_errors);
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#else
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inline bool check_one_table_access(THD *thd, ulong privilege, TABLE_LIST *tables)
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{ return false; }
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inline bool check_single_table_access(THD *thd, ulong privilege,
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TABLE_LIST *tables, bool no_errors)
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{ return false; }
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inline bool check_routine_access(THD *thd,ulong want_access,char *db,
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char *name, bool is_proc, bool no_errors)
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{ return false; }
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inline bool check_some_access(THD *thd, ulong want_access, TABLE_LIST *table)
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{
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table->grant.privilege= want_access;
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return false;
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}
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inline bool check_some_routine_access(THD *thd, const char *db,
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const char *name, bool is_proc)
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{ return false; }
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inline bool
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check_table_access(THD *thd, ulong requirements,TABLE_LIST *tables,
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bool any_combination_of_privileges_will_do,
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uint number,
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bool no_errors)
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{ return false; }
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#endif /*NO_EMBEDDED_ACCESS_CHECKS*/
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#endif /* SQL_PARSE_INCLUDED */
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