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/*
** SWISH++
** User.h
**
** Copyright (C) 2001 Paul J. Lucas
**
** 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; either version 2 of the License, or
** (at your option) any later version.
**
** 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef User_H
#define User_H
// standard
#include <sys/types.h>
#include <unistd.h>
// local
#include "config.h"
#include "conf_string.h"
//*****************************************************************************
//
// SYNOPSIS
//
class User : public conf<std::string>
//
// DESCRIPTION
//
// A User is-a conf<string> containing the login name of the user we
// should run as after initialization (if we're root to begin with).
//
//*****************************************************************************
{
public:
User();
CONF_STRING_ASSIGN_OPS( User );
bool change_to_uid() const;
uid_t uid() const { return uid_; }
private:
virtual void parse_value( char *line );
uid_t uid_;
};
extern User user;
////////// Inlines ////////////////////////////////////////////////////////////
inline User::User() :
conf<std::string>( "User", User_Default ), uid_( ::geteuid() )
{
}
inline bool User::change_to_uid() const {
if ( ::geteuid() == 0 /* root */ && uid_ != ::getuid() )
return ::setuid( uid_ ) == 0;
return true;
}
#endif /* User_H */
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