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// distribution boxbackup-0.10 (svn version: 494)
//
// Copyright (c) 2003 - 2006
// Ben Summers and contributors. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// 3. All use of this software and associated advertising materials must
// display the following acknowledgment:
// This product includes software developed by Ben Summers.
// 4. The names of the Authors may not be used to endorse or promote
// products derived from this software without specific prior written
// permission.
//
// [Where legally impermissible the Authors do not disclaim liability for
// direct physical injury or death caused solely by defects in the software
// unless it is modified by a third party.]
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT,
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
//
//
// --------------------------------------------------------------------------
//
// File
// Name: RaidFileWrite.h
// Purpose: Writing RAID like files
// Created: 2003/07/10
//
// --------------------------------------------------------------------------
#ifndef RAIDFILEWRITE__H
#define RAIDFILEWRITE__H
#include <string>
#include "IOStream.h"
class RaidFileDiscSet;
// --------------------------------------------------------------------------
//
// Class
// Name: RaidFileWrite
// Purpose: Writing RAID like files
// Created: 2003/07/10
//
// --------------------------------------------------------------------------
class RaidFileWrite : public IOStream
{
public:
RaidFileWrite(int SetNumber, const std::string &Filename);
~RaidFileWrite();
private:
RaidFileWrite(const RaidFileWrite &rToCopy);
public:
// IOStream interface
virtual int Read(void *pBuffer, int NBytes, int Timeout = IOStream::TimeOutInfinite); // will exception
virtual void Write(const void *pBuffer, int NBytes);
virtual pos_type GetPosition() const;
virtual void Seek(pos_type Offset, int SeekType);
virtual void Close(); // will discard the file! Use commit instead.
virtual bool StreamDataLeft();
virtual bool StreamClosed();
// Extra bits
void Open(bool AllowOverwrite = false);
void Commit(bool ConvertToRaidNow = false);
void Discard();
void TransformToRaidStorage();
void Delete();
pos_type GetFileSize();
pos_type GetDiscUsageInBlocks();
static void CreateDirectory(int SetNumber, const std::string &rDirName, bool Recursive = false, int mode = 0777);
static void CreateDirectory(const RaidFileDiscSet &rSet, const std::string &rDirName, bool Recursive = false, int mode = 0777);
private:
private:
int mSetNumber;
std::string mFilename;
int mOSFileHandle;
};
#endif // RAIDFILEWRITE__H
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