encfs/base/ConfigVar.h
Valient Gough 7799c88df6 move code into encfs namespace, split protobufs
git-svn-id: http://encfs.googlecode.com/svn/trunk@93 db9cf616-1c43-0410-9cb8-a902689de0d6
2013-03-05 06:29:58 +00:00

87 lines
2.3 KiB
C++

/*****************************************************************************
* 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 _ConfigVar_incl_
#define _ConfigVar_incl_
#include <string>
#include "base/shared_ptr.h"
#include "base/types.h"
namespace encfs {
class ConfigVar
{
struct ConfigVarData
{
std::string buffer;
int offset;
};
shared_ptr<ConfigVarData> pd;
public:
ConfigVar();
ConfigVar(const std::string &buffer);
ConfigVar(const ConfigVar &src);
~ConfigVar();
ConfigVar & operator = (const ConfigVar &src);
// reset read/write offset..
void resetOffset();
// read bytes
int read(byte *buffer, int size) const;
// write bytes..
int write(const byte *data, int size);
int readInt() const;
int readInt( int defaultValue ) const;
void writeInt(int value);
bool readBool( bool defaultValue ) const;
void writeString(const char *data, int size);
// return amount of data in var
int size() const;
// return data pointer - returns front of data pointer, not the current
// position.
const char *buffer() const;
// return current position in data() buffer.
int at() const;
};
ConfigVar & operator << (ConfigVar &, bool);
ConfigVar & operator << (ConfigVar &, int);
ConfigVar & operator << (ConfigVar &, const std::string &str);
const ConfigVar & operator >> (const ConfigVar &, bool &);
const ConfigVar & operator >> (const ConfigVar &, int &);
const ConfigVar & operator >> (const ConfigVar &, std::string &str);
} // namespace encfs
#endif