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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems
*
* 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 DRIZZLED_FUNCTION_STR_USER_H
#define DRIZZLED_FUNCTION_STR_USER_H
#include <drizzled/function/str/strfunc.h>
#include <drizzled/function/str/sysconst.h>
class Item_func_user :public Item_func_sysconst
{
protected:
bool init (const char *user, const char *host);
public:
Item_func_user()
{
str_value.set("", 0, system_charset_info);
}
String *val_str(String *)
{
assert(fixed == 1);
return (null_value ? 0 : &str_value);
}
bool fix_fields(Session *session, Item **ref);
void fix_length_and_dec()
{
max_length= (USERNAME_CHAR_LENGTH + HOSTNAME_LENGTH + 1) *
system_charset_info->mbmaxlen;
}
const char *func_name() const { return "user"; }
const char *fully_qualified_func_name() const { return "user()"; }
int save_in_field(Field *field,
bool no_conversions __attribute__((unused)))
{
return save_str_value_in_field(field, &str_value);
}
};
class Item_func_current_user :public Item_func_user
{
Name_resolution_context *context;
public:
Item_func_current_user(Name_resolution_context *context_arg)
: context(context_arg) {}
bool fix_fields(Session *session, Item **ref);
const char *func_name() const { return "current_user"; }
const char *fully_qualified_func_name() const { return "current_user()"; }
};
#endif /* DRIZZLED_FUNCTION_STR_USER_H */
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