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99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
/*
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Copyright (c) 2020, MariaDB Corporation.
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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 Street, Fifth Floor, Boston, MA 02110-1335 USA */
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#ifndef SQL_GRANT_INCLUDED
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#define SQL_GRANT_INCLUDED
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#include "lex_string.h"
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#include "privilege.h"
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class LEX_COLUMN;
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class Lex_ident_sys;
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class Table_ident;
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/*
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Represents the object name in this standard SQL grammar:
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GRANT <object privileges> ON <object name>
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*/
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class Grant_object_name
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{
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public:
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enum Type
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{
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STAR, // ON *
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IDENT_STAR, // ON db.*
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STAR_STAR, // ON *.*
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TABLE_IDENT // ON db.name
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};
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Lex_cstring m_db;
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Table_ident *m_table_ident;
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Type m_type;
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public:
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Grant_object_name(Table_ident *table_ident)
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:m_table_ident(table_ident),
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m_type(TABLE_IDENT)
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{ }
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Grant_object_name(const LEX_CSTRING &db, Type type)
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:m_db(db),
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m_table_ident(NULL),
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m_type(type)
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{ }
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privilege_t all_privileges_by_type() const;
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};
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/*
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Represents standard SQL statements described by:
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- <grant privilege statement>
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- <revoke privilege statement>
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*/
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class Grant_privilege
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{
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protected:
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List<LEX_COLUMN> m_columns;
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Lex_cstring m_db;
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privilege_t m_object_privilege;
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privilege_t m_column_privilege_total;
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bool m_all_privileges;
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public:
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Grant_privilege()
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:m_object_privilege(NO_ACL),
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m_column_privilege_total(NO_ACL),
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m_all_privileges(false)
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{ }
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Grant_privilege(privilege_t privilege, bool all_privileges)
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:m_object_privilege(privilege),
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m_column_privilege_total(NO_ACL),
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m_all_privileges(all_privileges)
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{ }
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void add_object_privilege(privilege_t privilege)
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{
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m_object_privilege|= privilege;
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}
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bool add_column_privilege(THD *thd, const Lex_ident_sys &col,
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privilege_t privilege);
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bool add_column_list_privilege(THD *thd, List<Lex_ident_sys> &list,
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privilege_t privilege);
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bool set_object_name(THD *thd,
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const Grant_object_name &ident,
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SELECT_LEX *sel,
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privilege_t with_grant_option);
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const List<LEX_COLUMN> & columns() const { return m_columns; }
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};
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#endif // SQL_GRANT_INCLUDED
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