dynamic_privilege_table.h

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#ifndef DYNAMIC_PRIVILEGE_TABLE_H
#define DYNAMIC_PRIVILEGE_TABLE_H
 
#include <functional>
#include <string>
#include <unordered_set>
 
#include "lex_string.h"
#include "sql/auth/auth_common.h"
 
class THD;
struct TABLE;
class Table_ref;
 
typedef std::unordered_set<std::string> Dynamic_privilege_register;
 
bool populate_dynamic_privilege_caches(THD *thd, Table_ref *tablelst);
bool modify_dynamic_privileges_in_table(THD *thd, TABLE *table,
                                        const Auth_id_ref &auth_id,
                                        const LEX_CSTRING &privilege,
                                        bool with_grant_option,
                                        bool delete_option);
class Update_dynamic_privilege_table {
 public:
  enum Operation { GRANT, REVOKE };
  Update_dynamic_privilege_table() : m_no_update(true) {}
  Update_dynamic_privilege_table(THD *thd, TABLE *table)
      : m_thd(thd), m_table(table), m_no_update(false) {}
  bool operator()(const std::string &priv, const Auth_id_ref &auth_id,
                  bool grant_option,
                  Update_dynamic_privilege_table::Operation op) {
    if (m_no_update) return false;
    const LEX_CSTRING cstr_priv = {priv.c_str(), priv.length()};
    return modify_dynamic_privileges_in_table(m_thd, m_table, auth_id,
                                              cstr_priv, grant_option,
                                              op == Operation::REVOKE);
  }
 
 private:
  THD *m_thd;
  TABLE *m_table;
  bool m_no_update;
};
 
extern Dynamic_privilege_register *get_dynamic_privilege_register(void);
extern bool is_dynamic_privilege_defined(const std::string &str);
extern bool iterate_all_dynamic_privileges(
    THD *thd, std::function<bool(const char *)> action);
 
extern Dynamic_privilege_register *get_dynamic_privilege_deprecations(void);
extern bool is_dynamic_privilege_deprecated(const std::string &str);
extern bool iterate_all_dynamic_non_deprecated_privileges(
    THD *thd, std::function<bool(const char *)> action);
 
#endif