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Diffstat (limited to '')
| -rw-r--r-- | sql/sql_parse.h | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/sql/sql_parse.h b/sql/sql_parse.h new file mode 100644 index 00000000..ac5786db --- /dev/null +++ b/sql/sql_parse.h @@ -0,0 +1,189 @@ +/* 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 02110-1335 USA */ + +#ifndef SQL_PARSE_INCLUDED +#define SQL_PARSE_INCLUDED + +#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 path_starts_from_data_home_dir(const char *dir); +int test_if_data_home_dir(const char *dir); +int error_if_data_home_dir(const char *path, const char *what); +my_bool net_allocate_new_packet(NET *net, void *thd, uint my_flags); + +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); +int mysql_insert_select_prepare(THD *thd,select_result *sel_res); +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 check_fk_parent_table_access(THD *thd, + HA_CREATE_INFO *create_info, + Alter_info *alter_info, + const char* create_db); + +bool parse_sql(THD *thd, Parser_state *parser_state, + Object_creation_ctx *creation_ctx, bool do_pfs_digest=false); + +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, bool role); +LEX_USER *create_default_definer(THD *thd, bool role); +LEX_USER *create_definer(THD *thd, LEX_CSTRING *user_name, LEX_CSTRING *host_name); +LEX_USER *get_current_user(THD *thd, LEX_USER *user, bool lock=true); +bool sp_process_definer(THD *thd); +bool check_string_byte_length(const LEX_CSTRING *str, uint err_msg, + size_t max_byte_length); +bool check_string_char_length(const LEX_CSTRING *str, uint err_msg, + size_t max_char_length, CHARSET_INFO *cs, + bool no_error); +bool check_ident_length(const LEX_CSTRING *ident); +CHARSET_INFO* merge_charset_and_collation(CHARSET_INFO *cs, CHARSET_INFO *cl); +CHARSET_INFO *find_bin_collation(CHARSET_INFO *cs); +bool check_host_name(LEX_CSTRING *str); +bool check_identifier_name(LEX_CSTRING *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 stmt_causes_implicit_commit(THD *thd, uint mask); +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, size_t packet_length); +void mysql_init_select(LEX *lex); +void mysql_parse(THD *thd, char *rawbuf, uint length, + Parser_state *parser_state, bool is_com_multi, + bool is_next_command); +bool mysql_new_select(LEX *lex, bool move_down, SELECT_LEX *sel); +void create_select_for_variable(THD *thd, LEX_CSTRING *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); +int bootstrap(MYSQL_FILE *file); +bool run_set_statement_if_requested(THD *thd, LEX *lex); +int mysql_execute_command(THD *thd); +bool do_command(THD *thd); +bool dispatch_command(enum enum_server_command command, THD *thd, + char* packet, uint packet_length, + bool is_com_multi, bool is_next_command); +void log_slow_statement(THD *thd); +bool append_file_to_dir(THD *thd, const char **filename_ptr, + const LEX_CSTRING *table_name); +void execute_init_command(THD *thd, LEX_STRING *init_command, + mysql_rwlock_t *var_lock); +bool add_to_list(THD *thd, SQL_I_List<ORDER> &list, Item *group, bool asc); +void add_join_on(THD *thd, 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 init_update_queries(void); +Item *normalize_cond(THD *thd, 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_CSTRING command_name[]; +extern uint server_command_flags[]; + +/* Inline functions */ +inline bool check_identifier_name(LEX_CSTRING *str, uint err_code) +{ + return check_identifier_name(str, NAME_CHAR_LEN, err_code, ""); +} + +inline bool check_identifier_name(LEX_CSTRING *str) +{ + return check_identifier_name(str, NAME_CHAR_LEN, 0, ""); +} + +#ifndef NO_EMBEDDED_ACCESS_CHECKS +bool check_one_table_access(THD *thd, privilege_t privilege, TABLE_LIST *tables); +bool check_single_table_access(THD *thd, privilege_t privilege, + TABLE_LIST *tables, bool no_errors); +bool check_routine_access(THD *thd, privilege_t want_access, + const LEX_CSTRING *db, + const LEX_CSTRING *name, + const Sp_handler *sph, bool no_errors); +bool check_some_access(THD *thd, privilege_t want_access, TABLE_LIST *table); +bool check_some_routine_access(THD *thd, const char *db, const char *name, + const Sp_handler *sph); +bool check_table_access(THD *thd, privilege_t 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, privilege_t privilege, TABLE_LIST *tables) +{ return false; } +inline bool check_single_table_access(THD *thd, privilege_t privilege, + TABLE_LIST *tables, bool no_errors) +{ return false; } +inline bool check_routine_access(THD *thd, privilege_t want_access, + const LEX_CSTRING *db, + const LEX_CSTRING *name, + const Sp_handler *sph, bool no_errors) +{ return false; } +inline bool check_some_access(THD *thd, privilege_t 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, + const Sp_handler *sph) +{ return false; } +inline bool +check_table_access(THD *thd, privilege_t requirements,TABLE_LIST *tables, + bool any_combination_of_privileges_will_do, + uint number, + bool no_errors) +{ return false; } +#endif /*NO_EMBEDDED_ACCESS_CHECKS*/ + +#endif /* SQL_PARSE_INCLUDED */ |