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/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2006 Tatsuhiro Tsujikawa
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#ifndef D_PIECED_SEGMENT_H
#define D_PIECED_SEGMENT_H
#include "Segment.h"
namespace aria2 {
class PiecedSegment:public Segment {
private:
std::shared_ptr<Piece> piece_;
/**
* Piece class has length property but it is a actual length of piece.
* The last piece likely have shorter length than the other length.
*/
int32_t pieceLength_;
int64_t writtenLength_;
public:
PiecedSegment(int32_t pieceLength, const std::shared_ptr<Piece>& piece);
virtual ~PiecedSegment();
virtual bool complete() const CXX11_OVERRIDE;
virtual size_t getIndex() const CXX11_OVERRIDE;
virtual int64_t getPosition() const CXX11_OVERRIDE;
virtual int64_t getPositionToWrite() const CXX11_OVERRIDE;
virtual int64_t getLength() const CXX11_OVERRIDE;
virtual int64_t getSegmentLength() const CXX11_OVERRIDE
{
return pieceLength_;
}
virtual int64_t getWrittenLength() const CXX11_OVERRIDE
{
return writtenLength_;
}
virtual void updateWrittenLength(int64_t bytes) CXX11_OVERRIDE;
// `begin' is a offset inside this segment.
virtual bool updateHash
(int64_t begin,
const unsigned char* data,
size_t dataLength) CXX11_OVERRIDE;
virtual bool isHashCalculated() const CXX11_OVERRIDE;
virtual std::string getDigest() CXX11_OVERRIDE;
virtual void clear(WrDiskCache* diskCache) CXX11_OVERRIDE;
virtual std::shared_ptr<Piece> getPiece() const CXX11_OVERRIDE;
};
} // namespace aria2
#endif // D_PIECED_SEGMENT_H
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