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/*
* Copyright (C) 2004-2012 Geometer Plus <[email protected]>
*
* 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.
*/
#ifndef __PDBSTREAM_H__
#define __PDBSTREAM_H__
#include <ZLInputStream.h>
#include "PdbReader.h"
class ZLFile;
class PdbStream : public ZLInputStream {
public:
PdbStream(const ZLFile &file);
virtual ~PdbStream();
protected:
virtual bool open();
virtual void close();
private:
std::size_t read(char *buffer, std::size_t maxSize);
void seek(int offset, bool absoluteOffset);
std::size_t offset() const;
std::size_t sizeOfOpened();
protected:
virtual bool fillBuffer() = 0;
protected:
std::size_t recordOffset(std::size_t index) const;
public:
const PdbHeader &header() const;
protected:
shared_ptr<ZLInputStream> myBase;
std::size_t myOffset;
private:
PdbHeader myHeader;
protected:
char *myBuffer;
unsigned short myBufferLength;
unsigned short myBufferOffset;
};
inline const PdbHeader &PdbStream::header() const {
return myHeader;
}
#endif /* __PDBSTREAM_H__ */
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