encfs/base/ConfigReader.h

/*****************************************************************************
 * Author:   Valient Gough <vgough@pobox.com>
 *
 *****************************************************************************
 * Copyright (c) 2004, Valient Gough
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 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 Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
                             
#ifndef _ConfigReader_incl_
#define _ConfigReader_incl_

#include <string>
#include <map>

#include "base/ConfigVar.h"

namespace encfs {

/*
    handles Configuration load / store for Encfs filesystems.

    loading existing config file example:

    ConfigReader cfg;
    cfg.load( filesystemConfigFile );

    Interface iface;
    cfg["cipher"] >> iface;


    creating new config example:

    ConfigReader cfg;
    cfg["cipher"] << cipher->interface();
*/
class ConfigReader
{
public:
    ConfigReader();
    ~ConfigReader();

    bool load(const char *fileName);
    bool save(const char *fileName) const;

    ConfigVar toVar() const;
    bool loadFromVar( ConfigVar &var );

    ConfigVar operator[](const std::string &varName) const;
    ConfigVar &operator[](const std::string &varName);

private:
    std::map<std::string, ConfigVar> vars;
};


}  // namespace encfs

#endif